commit: 43bec38f38323b1bb6703d492e753525586dd530 Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> AuthorDate: Tue Jun 25 10:54:03 2019 +0000 Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> CommitDate: Tue Jun 25 10:54:03 2019 +0000 URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=43bec38f
Linux patch 5.1.15 Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org> 0000_README | 4 + 1014_linux-5.1.15.patch | 4242 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 4246 insertions(+) diff --git a/0000_README b/0000_README index 3443ce1..db80d60 100644 --- a/0000_README +++ b/0000_README @@ -99,6 +99,10 @@ Patch: 1013_linux-5.1.14.patch From: https://www.kernel.org Desc: Linux 5.1.14 +Patch: 1014_linux-5.1.15.patch +From: https://www.kernel.org +Desc: Linux 5.1.15 + Patch: 1500_XATTR_USER_PREFIX.patch From: https://bugs.gentoo.org/show_bug.cgi?id=470644 Desc: Support for namespace user.pax.* on tmpfs. diff --git a/1014_linux-5.1.15.patch b/1014_linux-5.1.15.patch new file mode 100644 index 0000000..3ba035b --- /dev/null +++ b/1014_linux-5.1.15.patch @@ -0,0 +1,4242 @@ +diff --git a/Makefile b/Makefile +index c4b1a345d3f0..d7b3c8e3ff3e 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,7 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 + VERSION = 5 + PATCHLEVEL = 1 +-SUBLEVEL = 14 ++SUBLEVEL = 15 + EXTRAVERSION = + NAME = Shy Crocodile + +diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts +index 7425bb0f2d1b..6219b372e9c1 100644 +--- a/arch/arc/boot/dts/hsdk.dts ++++ b/arch/arc/boot/dts/hsdk.dts +@@ -187,6 +187,7 @@ + interrupt-names = "macirq"; + phy-mode = "rgmii"; + snps,pbl = <32>; ++ snps,multicast-filter-bins = <256>; + clocks = <&gmacclk>; + clock-names = "stmmaceth"; + phy-handle = <&phy0>; +@@ -195,6 +196,9 @@ + mac-address = [00 00 00 00 00 00]; /* Filled in by U-Boot */ + dma-coherent; + ++ tx-fifo-depth = <4096>; ++ rx-fifo-depth = <4096>; ++ + mdio { + #address-cells = <1>; + #size-cells = <0>; +diff --git a/arch/arc/include/asm/cmpxchg.h b/arch/arc/include/asm/cmpxchg.h +index d819de1c5d10..3ea4112c8302 100644 +--- a/arch/arc/include/asm/cmpxchg.h ++++ b/arch/arc/include/asm/cmpxchg.h +@@ -92,8 +92,11 @@ __cmpxchg(volatile void *ptr, unsigned long expected, unsigned long new) + + #endif /* CONFIG_ARC_HAS_LLSC */ + +-#define cmpxchg(ptr, o, n) ((typeof(*(ptr)))__cmpxchg((ptr), \ +- (unsigned long)(o), (unsigned long)(n))) ++#define cmpxchg(ptr, o, n) ({ \ ++ (typeof(*(ptr)))__cmpxchg((ptr), \ ++ (unsigned long)(o), \ ++ (unsigned long)(n)); \ ++}) + + /* + * atomic_cmpxchg is same as cmpxchg +@@ -198,8 +201,11 @@ static inline unsigned long __xchg(unsigned long val, volatile void *ptr, + return __xchg_bad_pointer(); + } + +-#define xchg(ptr, with) ((typeof(*(ptr)))__xchg((unsigned long)(with), (ptr), \ +- sizeof(*(ptr)))) ++#define xchg(ptr, with) ({ \ ++ (typeof(*(ptr)))__xchg((unsigned long)(with), \ ++ (ptr), \ ++ sizeof(*(ptr))); \ ++}) + + #endif /* CONFIG_ARC_PLAT_EZNPS */ + +diff --git a/arch/arc/mm/tlb.c b/arch/arc/mm/tlb.c +index 4097764fea23..fa18c00b0cfd 100644 +--- a/arch/arc/mm/tlb.c ++++ b/arch/arc/mm/tlb.c +@@ -911,9 +911,11 @@ void do_tlb_overlap_fault(unsigned long cause, unsigned long address, + struct pt_regs *regs) + { + struct cpuinfo_arc_mmu *mmu = &cpuinfo_arc700[smp_processor_id()].mmu; +- unsigned int pd0[mmu->ways]; + unsigned long flags; +- int set; ++ int set, n_ways = mmu->ways; ++ ++ n_ways = min(n_ways, 4); ++ BUG_ON(mmu->ways > 4); + + local_irq_save(flags); + +@@ -921,9 +923,10 @@ void do_tlb_overlap_fault(unsigned long cause, unsigned long address, + for (set = 0; set < mmu->sets; set++) { + + int is_valid, way; ++ unsigned int pd0[4]; + + /* read out all the ways of current set */ +- for (way = 0, is_valid = 0; way < mmu->ways; way++) { ++ for (way = 0, is_valid = 0; way < n_ways; way++) { + write_aux_reg(ARC_REG_TLBINDEX, + SET_WAY_TO_IDX(mmu, set, way)); + write_aux_reg(ARC_REG_TLBCOMMAND, TLBRead); +@@ -937,14 +940,14 @@ void do_tlb_overlap_fault(unsigned long cause, unsigned long address, + continue; + + /* Scan the set for duplicate ways: needs a nested loop */ +- for (way = 0; way < mmu->ways - 1; way++) { ++ for (way = 0; way < n_ways - 1; way++) { + + int n; + + if (!pd0[way]) + continue; + +- for (n = way + 1; n < mmu->ways; n++) { ++ for (n = way + 1; n < n_ways; n++) { + if (pd0[way] != pd0[n]) + continue; + +diff --git a/arch/arm/boot/dts/am57xx-idk-common.dtsi b/arch/arm/boot/dts/am57xx-idk-common.dtsi +index f7bd26458915..42e433da79ec 100644 +--- a/arch/arm/boot/dts/am57xx-idk-common.dtsi ++++ b/arch/arm/boot/dts/am57xx-idk-common.dtsi +@@ -420,6 +420,7 @@ + vqmmc-supply = <&ldo1_reg>; + bus-width = <4>; + cd-gpios = <&gpio6 27 GPIO_ACTIVE_LOW>; /* gpio 219 */ ++ no-1-8-v; + }; + + &mmc2 { +diff --git a/arch/arm/boot/dts/dra76x-mmc-iodelay.dtsi b/arch/arm/boot/dts/dra76x-mmc-iodelay.dtsi +index baba7b00eca7..fdca48186916 100644 +--- a/arch/arm/boot/dts/dra76x-mmc-iodelay.dtsi ++++ b/arch/arm/boot/dts/dra76x-mmc-iodelay.dtsi +@@ -22,7 +22,7 @@ + * + * Datamanual Revisions: + * +- * DRA76x Silicon Revision 1.0: SPRS993A, Revised July 2017 ++ * DRA76x Silicon Revision 1.0: SPRS993E, Revised December 2018 + * + */ + +@@ -169,25 +169,25 @@ + /* Corresponds to MMC2_HS200_MANUAL1 in datamanual */ + mmc2_iodelay_hs200_conf: mmc2_iodelay_hs200_conf { + pinctrl-pin-array = < +- 0x190 A_DELAY_PS(384) G_DELAY_PS(0) /* CFG_GPMC_A19_OEN */ +- 0x194 A_DELAY_PS(0) G_DELAY_PS(174) /* CFG_GPMC_A19_OUT */ +- 0x1a8 A_DELAY_PS(410) G_DELAY_PS(0) /* CFG_GPMC_A20_OEN */ +- 0x1ac A_DELAY_PS(85) G_DELAY_PS(0) /* CFG_GPMC_A20_OUT */ +- 0x1b4 A_DELAY_PS(468) G_DELAY_PS(0) /* CFG_GPMC_A21_OEN */ +- 0x1b8 A_DELAY_PS(139) G_DELAY_PS(0) /* CFG_GPMC_A21_OUT */ +- 0x1c0 A_DELAY_PS(676) G_DELAY_PS(0) /* CFG_GPMC_A22_OEN */ +- 0x1c4 A_DELAY_PS(69) G_DELAY_PS(0) /* CFG_GPMC_A22_OUT */ +- 0x1d0 A_DELAY_PS(1062) G_DELAY_PS(154) /* CFG_GPMC_A23_OUT */ +- 0x1d8 A_DELAY_PS(640) G_DELAY_PS(0) /* CFG_GPMC_A24_OEN */ +- 0x1dc A_DELAY_PS(0) G_DELAY_PS(0) /* CFG_GPMC_A24_OUT */ +- 0x1e4 A_DELAY_PS(356) G_DELAY_PS(0) /* CFG_GPMC_A25_OEN */ +- 0x1e8 A_DELAY_PS(0) G_DELAY_PS(0) /* CFG_GPMC_A25_OUT */ +- 0x1f0 A_DELAY_PS(579) G_DELAY_PS(0) /* CFG_GPMC_A26_OEN */ +- 0x1f4 A_DELAY_PS(0) G_DELAY_PS(0) /* CFG_GPMC_A26_OUT */ +- 0x1fc A_DELAY_PS(435) G_DELAY_PS(0) /* CFG_GPMC_A27_OEN */ +- 0x200 A_DELAY_PS(36) G_DELAY_PS(0) /* CFG_GPMC_A27_OUT */ +- 0x364 A_DELAY_PS(759) G_DELAY_PS(0) /* CFG_GPMC_CS1_OEN */ +- 0x368 A_DELAY_PS(72) G_DELAY_PS(0) /* CFG_GPMC_CS1_OUT */ ++ 0x190 A_DELAY_PS(384) G_DELAY_PS(0) /* CFG_GPMC_A19_OEN */ ++ 0x194 A_DELAY_PS(350) G_DELAY_PS(174) /* CFG_GPMC_A19_OUT */ ++ 0x1a8 A_DELAY_PS(410) G_DELAY_PS(0) /* CFG_GPMC_A20_OEN */ ++ 0x1ac A_DELAY_PS(335) G_DELAY_PS(0) /* CFG_GPMC_A20_OUT */ ++ 0x1b4 A_DELAY_PS(468) G_DELAY_PS(0) /* CFG_GPMC_A21_OEN */ ++ 0x1b8 A_DELAY_PS(339) G_DELAY_PS(0) /* CFG_GPMC_A21_OUT */ ++ 0x1c0 A_DELAY_PS(676) G_DELAY_PS(0) /* CFG_GPMC_A22_OEN */ ++ 0x1c4 A_DELAY_PS(219) G_DELAY_PS(0) /* CFG_GPMC_A22_OUT */ ++ 0x1d0 A_DELAY_PS(1062) G_DELAY_PS(154) /* CFG_GPMC_A23_OUT */ ++ 0x1d8 A_DELAY_PS(640) G_DELAY_PS(0) /* CFG_GPMC_A24_OEN */ ++ 0x1dc A_DELAY_PS(150) G_DELAY_PS(0) /* CFG_GPMC_A24_OUT */ ++ 0x1e4 A_DELAY_PS(356) G_DELAY_PS(0) /* CFG_GPMC_A25_OEN */ ++ 0x1e8 A_DELAY_PS(150) G_DELAY_PS(0) /* CFG_GPMC_A25_OUT */ ++ 0x1f0 A_DELAY_PS(579) G_DELAY_PS(0) /* CFG_GPMC_A26_OEN */ ++ 0x1f4 A_DELAY_PS(200) G_DELAY_PS(0) /* CFG_GPMC_A26_OUT */ ++ 0x1fc A_DELAY_PS(435) G_DELAY_PS(0) /* CFG_GPMC_A27_OEN */ ++ 0x200 A_DELAY_PS(236) G_DELAY_PS(0) /* CFG_GPMC_A27_OUT */ ++ 0x364 A_DELAY_PS(759) G_DELAY_PS(0) /* CFG_GPMC_CS1_OEN */ ++ 0x368 A_DELAY_PS(372) G_DELAY_PS(0) /* CFG_GPMC_CS1_OUT */ + >; + }; + +diff --git a/arch/arm/configs/mvebu_v7_defconfig b/arch/arm/configs/mvebu_v7_defconfig +index 55140219ab11..001460ee519e 100644 +--- a/arch/arm/configs/mvebu_v7_defconfig ++++ b/arch/arm/configs/mvebu_v7_defconfig +@@ -131,6 +131,7 @@ CONFIG_MV_XOR=y + # CONFIG_IOMMU_SUPPORT is not set + CONFIG_MEMORY=y + CONFIG_PWM=y ++CONFIG_PHY_MVEBU_A38X_COMPHY=y + CONFIG_EXT4_FS=y + CONFIG_ISO9660_FS=y + CONFIG_JOLIET=y +diff --git a/arch/arm/mach-imx/cpuidle-imx6sx.c b/arch/arm/mach-imx/cpuidle-imx6sx.c +index fd0053e47a15..3708a71f30e6 100644 +--- a/arch/arm/mach-imx/cpuidle-imx6sx.c ++++ b/arch/arm/mach-imx/cpuidle-imx6sx.c +@@ -15,6 +15,7 @@ + + #include "common.h" + #include "cpuidle.h" ++#include "hardware.h" + + static int imx6sx_idle_finish(unsigned long val) + { +@@ -110,7 +111,7 @@ int __init imx6sx_cpuidle_init(void) + * except for power up sw2iso which need to be + * larger than LDO ramp up time. + */ +- imx_gpc_set_arm_power_up_timing(0xf, 1); ++ imx_gpc_set_arm_power_up_timing(cpu_is_imx6sx() ? 0xf : 0x2, 1); + imx_gpc_set_arm_power_down_timing(1, 1); + + return cpuidle_register(&imx6sx_cpuidle_driver, NULL); +diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile +index b025304bde46..8fbd583b18e1 100644 +--- a/arch/arm64/Makefile ++++ b/arch/arm64/Makefile +@@ -51,6 +51,7 @@ endif + + KBUILD_CFLAGS += -mgeneral-regs-only $(lseinstr) $(brokengasinst) + KBUILD_CFLAGS += -fno-asynchronous-unwind-tables ++KBUILD_CFLAGS += -Wno-psabi + KBUILD_AFLAGS += $(lseinstr) $(brokengasinst) + + KBUILD_CFLAGS += $(call cc-option,-mabi=lp64) +diff --git a/arch/arm64/include/uapi/asm/ptrace.h b/arch/arm64/include/uapi/asm/ptrace.h +index d78623acb649..438759e7e8a7 100644 +--- a/arch/arm64/include/uapi/asm/ptrace.h ++++ b/arch/arm64/include/uapi/asm/ptrace.h +@@ -65,8 +65,6 @@ + + #ifndef __ASSEMBLY__ + +-#include <linux/prctl.h> +- + /* + * User structures for general purpose, floating point and debug registers. + */ +@@ -113,10 +111,10 @@ struct user_sve_header { + + /* + * Common SVE_PT_* flags: +- * These must be kept in sync with prctl interface in <linux/ptrace.h> ++ * These must be kept in sync with prctl interface in <linux/prctl.h> + */ +-#define SVE_PT_VL_INHERIT (PR_SVE_VL_INHERIT >> 16) +-#define SVE_PT_VL_ONEXEC (PR_SVE_SET_VL_ONEXEC >> 16) ++#define SVE_PT_VL_INHERIT ((1 << 17) /* PR_SVE_VL_INHERIT */ >> 16) ++#define SVE_PT_VL_ONEXEC ((1 << 18) /* PR_SVE_SET_VL_ONEXEC */ >> 16) + + + /* +diff --git a/arch/arm64/kernel/ssbd.c b/arch/arm64/kernel/ssbd.c +index 885f13e58708..52cfc6148355 100644 +--- a/arch/arm64/kernel/ssbd.c ++++ b/arch/arm64/kernel/ssbd.c +@@ -5,6 +5,7 @@ + + #include <linux/compat.h> + #include <linux/errno.h> ++#include <linux/prctl.h> + #include <linux/sched.h> + #include <linux/sched/task_stack.h> + #include <linux/thread_info.h> +diff --git a/arch/mips/include/asm/ginvt.h b/arch/mips/include/asm/ginvt.h +index 49c6dbe37338..6eb7c2b94dc7 100644 +--- a/arch/mips/include/asm/ginvt.h ++++ b/arch/mips/include/asm/ginvt.h +@@ -19,7 +19,7 @@ _ASM_MACRO_1R1I(ginvt, rs, type, + # define _ASM_SET_GINV + #endif + +-static inline void ginvt(unsigned long addr, enum ginvt_type type) ++static __always_inline void ginvt(unsigned long addr, enum ginvt_type type) + { + asm volatile( + ".set push\n" +diff --git a/arch/mips/kernel/uprobes.c b/arch/mips/kernel/uprobes.c +index 4aaff3b3175c..6dbe4eab0a0e 100644 +--- a/arch/mips/kernel/uprobes.c ++++ b/arch/mips/kernel/uprobes.c +@@ -112,9 +112,6 @@ int arch_uprobe_pre_xol(struct arch_uprobe *aup, struct pt_regs *regs) + */ + aup->resume_epc = regs->cp0_epc + 4; + if (insn_has_delay_slot((union mips_instruction) aup->insn[0])) { +- unsigned long epc; +- +- epc = regs->cp0_epc; + __compute_return_epc_for_insn(regs, + (union mips_instruction) aup->insn[0]); + aup->resume_epc = regs->cp0_epc; +diff --git a/arch/parisc/math-emu/cnv_float.h b/arch/parisc/math-emu/cnv_float.h +index 933423fa5144..b0db61188a61 100644 +--- a/arch/parisc/math-emu/cnv_float.h ++++ b/arch/parisc/math-emu/cnv_float.h +@@ -60,19 +60,19 @@ + ((exponent < (SGL_P - 1)) ? \ + (Sall(sgl_value) << (SGL_EXP_LENGTH + 1 + exponent)) : FALSE) + +-#define Int_isinexact_to_sgl(int_value) (int_value << 33 - SGL_EXP_LENGTH) ++#define Int_isinexact_to_sgl(int_value) ((int_value << 33 - SGL_EXP_LENGTH) != 0) + + #define Sgl_roundnearest_from_int(int_value,sgl_value) \ + if (int_value & 1<<(SGL_EXP_LENGTH - 2)) /* round bit */ \ +- if ((int_value << 34 - SGL_EXP_LENGTH) || Slow(sgl_value)) \ ++ if (((int_value << 34 - SGL_EXP_LENGTH) != 0) || Slow(sgl_value)) \ + Sall(sgl_value)++ + + #define Dint_isinexact_to_sgl(dint_valueA,dint_valueB) \ +- ((Dintp1(dint_valueA) << 33 - SGL_EXP_LENGTH) || Dintp2(dint_valueB)) ++ (((Dintp1(dint_valueA) << 33 - SGL_EXP_LENGTH) != 0) || Dintp2(dint_valueB)) + + #define Sgl_roundnearest_from_dint(dint_valueA,dint_valueB,sgl_value) \ + if (Dintp1(dint_valueA) & 1<<(SGL_EXP_LENGTH - 2)) \ +- if ((Dintp1(dint_valueA) << 34 - SGL_EXP_LENGTH) || \ ++ if (((Dintp1(dint_valueA) << 34 - SGL_EXP_LENGTH) != 0) || \ + Dintp2(dint_valueB) || Slow(sgl_value)) Sall(sgl_value)++ + + #define Dint_isinexact_to_dbl(dint_value) \ +diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h +index 23f7ed796f38..49d65cd08ee0 100644 +--- a/arch/powerpc/include/asm/ppc-opcode.h ++++ b/arch/powerpc/include/asm/ppc-opcode.h +@@ -342,6 +342,7 @@ + #define PPC_INST_MADDLD 0x10000033 + #define PPC_INST_DIVWU 0x7c000396 + #define PPC_INST_DIVD 0x7c0003d2 ++#define PPC_INST_DIVDU 0x7c000392 + #define PPC_INST_RLWINM 0x54000000 + #define PPC_INST_RLWINM_DOT 0x54000001 + #define PPC_INST_RLWIMI 0x50000000 +diff --git a/arch/powerpc/mm/mmu_context_book3s64.c b/arch/powerpc/mm/mmu_context_book3s64.c +index f720c5cc0b5e..8751ae2e2d04 100644 +--- a/arch/powerpc/mm/mmu_context_book3s64.c ++++ b/arch/powerpc/mm/mmu_context_book3s64.c +@@ -55,14 +55,48 @@ EXPORT_SYMBOL_GPL(hash__alloc_context_id); + + void slb_setup_new_exec(void); + ++static int realloc_context_ids(mm_context_t *ctx) ++{ ++ int i, id; ++ ++ /* ++ * id 0 (aka. ctx->id) is special, we always allocate a new one, even if ++ * there wasn't one allocated previously (which happens in the exec ++ * case where ctx is newly allocated). ++ * ++ * We have to be a bit careful here. We must keep the existing ids in ++ * the array, so that we can test if they're non-zero to decide if we ++ * need to allocate a new one. However in case of error we must free the ++ * ids we've allocated but *not* any of the existing ones (or risk a ++ * UAF). That's why we decrement i at the start of the error handling ++ * loop, to skip the id that we just tested but couldn't reallocate. ++ */ ++ for (i = 0; i < ARRAY_SIZE(ctx->extended_id); i++) { ++ if (i == 0 || ctx->extended_id[i]) { ++ id = hash__alloc_context_id(); ++ if (id < 0) ++ goto error; ++ ++ ctx->extended_id[i] = id; ++ } ++ } ++ ++ /* The caller expects us to return id */ ++ return ctx->id; ++ ++error: ++ for (i--; i >= 0; i--) { ++ if (ctx->extended_id[i]) ++ ida_free(&mmu_context_ida, ctx->extended_id[i]); ++ } ++ ++ return id; ++} ++ + static int hash__init_new_context(struct mm_struct *mm) + { + int index; + +- index = hash__alloc_context_id(); +- if (index < 0) +- return index; +- + /* + * The old code would re-promote on fork, we don't do that when using + * slices as it could cause problem promoting slices that have been +@@ -80,6 +114,10 @@ static int hash__init_new_context(struct mm_struct *mm) + if (mm->context.id == 0) + slice_init_new_context_exec(mm); + ++ index = realloc_context_ids(&mm->context); ++ if (index < 0) ++ return index; ++ + subpage_prot_init_new_context(mm); + + pkey_mm_init(mm); +diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h +index dcac37745b05..1e932898d430 100644 +--- a/arch/powerpc/net/bpf_jit.h ++++ b/arch/powerpc/net/bpf_jit.h +@@ -116,7 +116,7 @@ + ___PPC_RA(a) | IMM_L(i)) + #define PPC_DIVWU(d, a, b) EMIT(PPC_INST_DIVWU | ___PPC_RT(d) | \ + ___PPC_RA(a) | ___PPC_RB(b)) +-#define PPC_DIVD(d, a, b) EMIT(PPC_INST_DIVD | ___PPC_RT(d) | \ ++#define PPC_DIVDU(d, a, b) EMIT(PPC_INST_DIVDU | ___PPC_RT(d) | \ + ___PPC_RA(a) | ___PPC_RB(b)) + #define PPC_AND(d, a, b) EMIT(PPC_INST_AND | ___PPC_RA(d) | \ + ___PPC_RS(a) | ___PPC_RB(b)) +diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c +index 21a1dcd4b156..e3fedeffe40f 100644 +--- a/arch/powerpc/net/bpf_jit_comp64.c ++++ b/arch/powerpc/net/bpf_jit_comp64.c +@@ -399,12 +399,12 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, + case BPF_ALU64 | BPF_DIV | BPF_X: /* dst /= src */ + case BPF_ALU64 | BPF_MOD | BPF_X: /* dst %= src */ + if (BPF_OP(code) == BPF_MOD) { +- PPC_DIVD(b2p[TMP_REG_1], dst_reg, src_reg); ++ PPC_DIVDU(b2p[TMP_REG_1], dst_reg, src_reg); + PPC_MULD(b2p[TMP_REG_1], src_reg, + b2p[TMP_REG_1]); + PPC_SUB(dst_reg, dst_reg, b2p[TMP_REG_1]); + } else +- PPC_DIVD(dst_reg, dst_reg, src_reg); ++ PPC_DIVDU(dst_reg, dst_reg, src_reg); + break; + case BPF_ALU | BPF_MOD | BPF_K: /* (u32) dst %= (u32) imm */ + case BPF_ALU | BPF_DIV | BPF_K: /* (u32) dst /= (u32) imm */ +@@ -432,7 +432,7 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, + break; + case BPF_ALU64: + if (BPF_OP(code) == BPF_MOD) { +- PPC_DIVD(b2p[TMP_REG_2], dst_reg, ++ PPC_DIVDU(b2p[TMP_REG_2], dst_reg, + b2p[TMP_REG_1]); + PPC_MULD(b2p[TMP_REG_1], + b2p[TMP_REG_1], +@@ -440,7 +440,7 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, + PPC_SUB(dst_reg, dst_reg, + b2p[TMP_REG_1]); + } else +- PPC_DIVD(dst_reg, dst_reg, ++ PPC_DIVDU(dst_reg, dst_reg, + b2p[TMP_REG_1]); + break; + } +diff --git a/arch/riscv/mm/fault.c b/arch/riscv/mm/fault.c +index 88401d5125bc..523dbfbac03d 100644 +--- a/arch/riscv/mm/fault.c ++++ b/arch/riscv/mm/fault.c +@@ -29,6 +29,7 @@ + + #include <asm/pgalloc.h> + #include <asm/ptrace.h> ++#include <asm/tlbflush.h> + + /* + * This routine handles page faults. It determines the address and the +@@ -281,6 +282,18 @@ vmalloc_fault: + pte_k = pte_offset_kernel(pmd_k, addr); + if (!pte_present(*pte_k)) + goto no_context; ++ ++ /* ++ * The kernel assumes that TLBs don't cache invalid ++ * entries, but in RISC-V, SFENCE.VMA specifies an ++ * ordering constraint, not a cache flush; it is ++ * necessary even after writing invalid entries. ++ * Relying on flush_tlb_fix_spurious_fault would ++ * suffice, but the extra traps reduce ++ * performance. So, eagerly SFENCE.VMA. ++ */ ++ local_flush_tlb_page(addr); ++ + return; + } + } +diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c +index 9a26b442f820..8e645ddac58e 100644 +--- a/arch/sparc/kernel/mdesc.c ++++ b/arch/sparc/kernel/mdesc.c +@@ -356,6 +356,8 @@ static int get_vdev_port_node_info(struct mdesc_handle *md, u64 node, + + node_info->vdev_port.id = *idp; + node_info->vdev_port.name = kstrdup_const(name, GFP_KERNEL); ++ if (!node_info->vdev_port.name) ++ return -1; + node_info->vdev_port.parent_cfg_hdl = *parent_cfg_hdlp; + + return 0; +diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c +index 6de7c684c29f..a58ae9c42803 100644 +--- a/arch/sparc/kernel/perf_event.c ++++ b/arch/sparc/kernel/perf_event.c +@@ -891,6 +891,10 @@ static int sparc_perf_event_set_period(struct perf_event *event, + s64 period = hwc->sample_period; + int ret = 0; + ++ /* The period may have been changed by PERF_EVENT_IOC_PERIOD */ ++ if (unlikely(period != hwc->last_period)) ++ left = period - (hwc->last_period - left); ++ + if (unlikely(left <= -period)) { + left = period; + local64_set(&hwc->period_left, left); +diff --git a/arch/x86/entry/vdso/vclock_gettime.c b/arch/x86/entry/vdso/vclock_gettime.c +index 98c7d12b945c..ed7ddee1ae69 100644 +--- a/arch/x86/entry/vdso/vclock_gettime.c ++++ b/arch/x86/entry/vdso/vclock_gettime.c +@@ -128,13 +128,24 @@ notrace static inline u64 vgetcyc(int mode) + { + if (mode == VCLOCK_TSC) + return (u64)rdtsc_ordered(); ++ ++ /* ++ * For any memory-mapped vclock type, we need to make sure that gcc ++ * doesn't cleverly hoist a load before the mode check. Otherwise we ++ * might end up touching the memory-mapped page even if the vclock in ++ * question isn't enabled, which will segfault. Hence the barriers. ++ */ + #ifdef CONFIG_PARAVIRT_CLOCK +- else if (mode == VCLOCK_PVCLOCK) ++ if (mode == VCLOCK_PVCLOCK) { ++ barrier(); + return vread_pvclock(); ++ } + #endif + #ifdef CONFIG_HYPERV_TSCPAGE +- else if (mode == VCLOCK_HVCLOCK) ++ if (mode == VCLOCK_HVCLOCK) { ++ barrier(); + return vread_hvclock(); ++ } + #endif + return U64_MAX; + } +diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c +index 85212a32b54d..c51b56e29948 100644 +--- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c ++++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c +@@ -2556,7 +2556,7 @@ static int rdtgroup_init_alloc(struct rdtgroup *rdtgrp) + if (closid_allocated(i) && i != closid) { + mode = rdtgroup_mode_by_closid(i); + if (mode == RDT_MODE_PSEUDO_LOCKSETUP) +- break; ++ continue; + /* + * If CDP is active include peer + * domain's usage to ensure there +diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c +index d9c7b45d231f..85438a624930 100644 +--- a/arch/x86/kvm/mmu.c ++++ b/arch/x86/kvm/mmu.c +@@ -5591,14 +5591,18 @@ static int alloc_mmu_pages(struct kvm_vcpu *vcpu) + struct page *page; + int i; + +- if (tdp_enabled) +- return 0; +- + /* +- * When emulating 32-bit mode, cr3 is only 32 bits even on x86_64. +- * Therefore we need to allocate shadow page tables in the first +- * 4GB of memory, which happens to fit the DMA32 zone. ++ * When using PAE paging, the four PDPTEs are treated as 'root' pages, ++ * while the PDP table is a per-vCPU construct that's allocated at MMU ++ * creation. When emulating 32-bit mode, cr3 is only 32 bits even on ++ * x86_64. Therefore we need to allocate the PDP table in the first ++ * 4GB of memory, which happens to fit the DMA32 zone. Except for ++ * SVM's 32-bit NPT support, TDP paging doesn't use PAE paging and can ++ * skip allocating the PDP table. + */ ++ if (tdp_enabled && kvm_x86_ops->get_tdp_level(vcpu) > PT32E_ROOT_LEVEL) ++ return 0; ++ + page = alloc_page(GFP_KERNEL_ACCOUNT | __GFP_DMA32); + if (!page) + return -ENOMEM; +diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c +index 4ec6fbb696bf..a5139f1d9220 100644 +--- a/arch/xtensa/kernel/setup.c ++++ b/arch/xtensa/kernel/setup.c +@@ -310,7 +310,8 @@ extern char _SecondaryResetVector_text_start; + extern char _SecondaryResetVector_text_end; + #endif + +-static inline int mem_reserve(unsigned long start, unsigned long end) ++static inline int __init_memblock mem_reserve(unsigned long start, ++ unsigned long end) + { + return memblock_reserve(start, end - start); + } +diff --git a/crypto/hmac.c b/crypto/hmac.c +index 4b8c8ee8f15c..c623778b36ba 100644 +--- a/crypto/hmac.c ++++ b/crypto/hmac.c +@@ -168,8 +168,10 @@ static int hmac_init_tfm(struct crypto_tfm *tfm) + + parent->descsize = sizeof(struct shash_desc) + + crypto_shash_descsize(hash); +- if (WARN_ON(parent->descsize > HASH_MAX_DESCSIZE)) ++ if (WARN_ON(parent->descsize > HASH_MAX_DESCSIZE)) { ++ crypto_free_shash(hash); + return -EINVAL; ++ } + + ctx->hash = hash; + return 0; +diff --git a/drivers/android/binder.c b/drivers/android/binder.c +index 4b9c7ca492e6..cc19d91c1688 100644 +--- a/drivers/android/binder.c ++++ b/drivers/android/binder.c +@@ -1950,8 +1950,18 @@ static void binder_free_txn_fixups(struct binder_transaction *t) + + static void binder_free_transaction(struct binder_transaction *t) + { +- if (t->buffer) +- t->buffer->transaction = NULL; ++ struct binder_proc *target_proc = t->to_proc; ++ ++ if (target_proc) { ++ binder_inner_proc_lock(target_proc); ++ if (t->buffer) ++ t->buffer->transaction = NULL; ++ binder_inner_proc_unlock(target_proc); ++ } ++ /* ++ * If the transaction has no target_proc, then ++ * t->buffer->transaction has already been cleared. ++ */ + binder_free_txn_fixups(t); + kfree(t); + binder_stats_deleted(BINDER_STAT_TRANSACTION); +@@ -3550,10 +3560,12 @@ err_invalid_target_handle: + static void + binder_free_buf(struct binder_proc *proc, struct binder_buffer *buffer) + { ++ binder_inner_proc_lock(proc); + if (buffer->transaction) { + buffer->transaction->buffer = NULL; + buffer->transaction = NULL; + } ++ binder_inner_proc_unlock(proc); + if (buffer->async_transaction && buffer->target_node) { + struct binder_node *buf_node; + struct binder_work *w; +diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c +index cd57747286f2..9635897458a0 100644 +--- a/drivers/dma-buf/udmabuf.c ++++ b/drivers/dma-buf/udmabuf.c +@@ -77,6 +77,7 @@ static void unmap_udmabuf(struct dma_buf_attachment *at, + struct sg_table *sg, + enum dma_data_direction direction) + { ++ dma_unmap_sg(at->dev, sg->sgl, sg->nents, direction); + sg_free_table(sg); + kfree(sg); + } +diff --git a/drivers/dma/dma-jz4780.c b/drivers/dma/dma-jz4780.c +index 9ce0a386225b..f49534019d37 100644 +--- a/drivers/dma/dma-jz4780.c ++++ b/drivers/dma/dma-jz4780.c +@@ -666,10 +666,11 @@ static enum dma_status jz4780_dma_tx_status(struct dma_chan *chan, + return status; + } + +-static void jz4780_dma_chan_irq(struct jz4780_dma_dev *jzdma, +- struct jz4780_dma_chan *jzchan) ++static bool jz4780_dma_chan_irq(struct jz4780_dma_dev *jzdma, ++ struct jz4780_dma_chan *jzchan) + { + uint32_t dcs; ++ bool ack = true; + + spin_lock(&jzchan->vchan.lock); + +@@ -692,12 +693,20 @@ static void jz4780_dma_chan_irq(struct jz4780_dma_dev *jzdma, + if ((dcs & (JZ_DMA_DCS_AR | JZ_DMA_DCS_HLT)) == 0) { + if (jzchan->desc->type == DMA_CYCLIC) { + vchan_cyclic_callback(&jzchan->desc->vdesc); +- } else { ++ ++ jz4780_dma_begin(jzchan); ++ } else if (dcs & JZ_DMA_DCS_TT) { + vchan_cookie_complete(&jzchan->desc->vdesc); + jzchan->desc = NULL; +- } + +- jz4780_dma_begin(jzchan); ++ jz4780_dma_begin(jzchan); ++ } else { ++ /* False positive - continue the transfer */ ++ ack = false; ++ jz4780_dma_chn_writel(jzdma, jzchan->id, ++ JZ_DMA_REG_DCS, ++ JZ_DMA_DCS_CTE); ++ } + } + } else { + dev_err(&jzchan->vchan.chan.dev->device, +@@ -705,21 +714,22 @@ static void jz4780_dma_chan_irq(struct jz4780_dma_dev *jzdma, + } + + spin_unlock(&jzchan->vchan.lock); ++ ++ return ack; + } + + static irqreturn_t jz4780_dma_irq_handler(int irq, void *data) + { + struct jz4780_dma_dev *jzdma = data; ++ unsigned int nb_channels = jzdma->soc_data->nb_channels; + uint32_t pending, dmac; + int i; + + pending = jz4780_dma_ctrl_readl(jzdma, JZ_DMA_REG_DIRQP); + +- for (i = 0; i < jzdma->soc_data->nb_channels; i++) { +- if (!(pending & (1<<i))) +- continue; +- +- jz4780_dma_chan_irq(jzdma, &jzdma->chan[i]); ++ for_each_set_bit(i, (unsigned long *)&pending, nb_channels) { ++ if (jz4780_dma_chan_irq(jzdma, &jzdma->chan[i])) ++ pending &= ~BIT(i); + } + + /* Clear halt and address error status of all channels. */ +@@ -728,7 +738,7 @@ static irqreturn_t jz4780_dma_irq_handler(int irq, void *data) + jz4780_dma_ctrl_writel(jzdma, JZ_DMA_REG_DMAC, dmac); + + /* Clear interrupt pending status. */ +- jz4780_dma_ctrl_writel(jzdma, JZ_DMA_REG_DIRQP, 0); ++ jz4780_dma_ctrl_writel(jzdma, JZ_DMA_REG_DIRQP, pending); + + return IRQ_HANDLED; + } +diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c +index b2ac1d2c5b86..a1ce307c502f 100644 +--- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c ++++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c +@@ -512,7 +512,8 @@ dma_chan_prep_dma_memcpy(struct dma_chan *dchan, dma_addr_t dst_adr, + return vchan_tx_prep(&chan->vc, &first->vd, flags); + + err_desc_get: +- axi_desc_put(first); ++ if (first) ++ axi_desc_put(first); + return NULL; + } + +diff --git a/drivers/dma/mediatek/mtk-cqdma.c b/drivers/dma/mediatek/mtk-cqdma.c +index 814853842e29..723b11c190b3 100644 +--- a/drivers/dma/mediatek/mtk-cqdma.c ++++ b/drivers/dma/mediatek/mtk-cqdma.c +@@ -225,7 +225,7 @@ static int mtk_cqdma_hard_reset(struct mtk_cqdma_pchan *pc) + mtk_dma_set(pc, MTK_CQDMA_RESET, MTK_CQDMA_HARD_RST_BIT); + mtk_dma_clr(pc, MTK_CQDMA_RESET, MTK_CQDMA_HARD_RST_BIT); + +- return mtk_cqdma_poll_engine_done(pc, false); ++ return mtk_cqdma_poll_engine_done(pc, true); + } + + static void mtk_cqdma_start(struct mtk_cqdma_pchan *pc, +@@ -671,7 +671,7 @@ static void mtk_cqdma_free_chan_resources(struct dma_chan *c) + mtk_dma_set(cvc->pc, MTK_CQDMA_FLUSH, MTK_CQDMA_FLUSH_BIT); + + /* wait for the completion of flush operation */ +- if (mtk_cqdma_poll_engine_done(cvc->pc, false) < 0) ++ if (mtk_cqdma_poll_engine_done(cvc->pc, true) < 0) + dev_err(cqdma2dev(to_cqdma_dev(c)), "cqdma flush timeout\n"); + + /* clear the flush bit and interrupt flag */ +diff --git a/drivers/dma/sprd-dma.c b/drivers/dma/sprd-dma.c +index 48431e2da987..01abed5cde49 100644 +--- a/drivers/dma/sprd-dma.c ++++ b/drivers/dma/sprd-dma.c +@@ -510,7 +510,9 @@ static void sprd_dma_start(struct sprd_dma_chn *schan) + sprd_dma_set_uid(schan); + sprd_dma_enable_chn(schan); + +- if (schan->dev_id == SPRD_DMA_SOFTWARE_UID) ++ if (schan->dev_id == SPRD_DMA_SOFTWARE_UID && ++ schan->chn_mode != SPRD_DMA_DST_CHN0 && ++ schan->chn_mode != SPRD_DMA_DST_CHN1) + sprd_dma_soft_request(schan); + } + +@@ -552,12 +554,17 @@ static irqreturn_t dma_irq_handle(int irq, void *dev_id) + schan = &sdev->channels[i]; + + spin_lock(&schan->vc.lock); ++ ++ sdesc = schan->cur_desc; ++ if (!sdesc) { ++ spin_unlock(&schan->vc.lock); ++ return IRQ_HANDLED; ++ } ++ + int_type = sprd_dma_get_int_type(schan); + req_type = sprd_dma_get_req_type(schan); + sprd_dma_clear_int(schan); + +- sdesc = schan->cur_desc; +- + /* cyclic mode schedule callback */ + cyclic = schan->linklist.phy_addr ? true : false; + if (cyclic == true) { +@@ -625,7 +632,7 @@ static enum dma_status sprd_dma_tx_status(struct dma_chan *chan, + else + pos = 0; + } else if (schan->cur_desc && schan->cur_desc->vd.tx.cookie == cookie) { +- struct sprd_dma_desc *sdesc = to_sprd_dma_desc(vd); ++ struct sprd_dma_desc *sdesc = schan->cur_desc; + + if (sdesc->dir == DMA_DEV_TO_MEM) + pos = sprd_dma_get_dst_addr(schan); +@@ -771,7 +778,7 @@ static int sprd_dma_fill_desc(struct dma_chan *chan, + temp |= slave_cfg->src_maxburst & SPRD_DMA_FRG_LEN_MASK; + hw->frg_len = temp; + +- hw->blk_len = len & SPRD_DMA_BLK_LEN_MASK; ++ hw->blk_len = slave_cfg->src_maxburst & SPRD_DMA_BLK_LEN_MASK; + hw->trsc_len = len & SPRD_DMA_TRSC_LEN_MASK; + + temp = (dst_step & SPRD_DMA_TRSF_STEP_MASK) << SPRD_DMA_DEST_TRSF_STEP_OFFSET; +@@ -904,6 +911,12 @@ sprd_dma_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, + schan->linklist.virt_addr = 0; + } + ++ /* Set channel mode and trigger mode for 2-stage transfer */ ++ schan->chn_mode = ++ (flags >> SPRD_DMA_CHN_MODE_SHIFT) & SPRD_DMA_CHN_MODE_MASK; ++ schan->trg_mode = ++ (flags >> SPRD_DMA_TRG_MODE_SHIFT) & SPRD_DMA_TRG_MODE_MASK; ++ + sdesc = kzalloc(sizeof(*sdesc), GFP_NOWAIT); + if (!sdesc) + return NULL; +@@ -937,12 +950,6 @@ sprd_dma_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, + } + } + +- /* Set channel mode and trigger mode for 2-stage transfer */ +- schan->chn_mode = +- (flags >> SPRD_DMA_CHN_MODE_SHIFT) & SPRD_DMA_CHN_MODE_MASK; +- schan->trg_mode = +- (flags >> SPRD_DMA_TRG_MODE_SHIFT) & SPRD_DMA_TRG_MODE_MASK; +- + ret = sprd_dma_fill_desc(chan, &sdesc->chn_hw, 0, 0, src, dst, len, + dir, flags, slave_cfg); + if (ret) { +diff --git a/drivers/fpga/dfl-afu-dma-region.c b/drivers/fpga/dfl-afu-dma-region.c +index e18a786fc943..cd68002ac097 100644 +--- a/drivers/fpga/dfl-afu-dma-region.c ++++ b/drivers/fpga/dfl-afu-dma-region.c +@@ -399,7 +399,7 @@ int afu_dma_map_region(struct dfl_feature_platform_data *pdata, + region->pages[0], 0, + region->length, + DMA_BIDIRECTIONAL); +- if (dma_mapping_error(&pdata->dev->dev, region->iova)) { ++ if (dma_mapping_error(dfl_fpga_pdata_to_parent(pdata), region->iova)) { + dev_err(&pdata->dev->dev, "failed to map for dma\n"); + ret = -EFAULT; + goto unpin_pages; +diff --git a/drivers/fpga/dfl.c b/drivers/fpga/dfl.c +index 2c09e502e721..c25217cde5ca 100644 +--- a/drivers/fpga/dfl.c ++++ b/drivers/fpga/dfl.c +@@ -40,6 +40,13 @@ enum dfl_fpga_devt_type { + DFL_FPGA_DEVT_MAX, + }; + ++static struct lock_class_key dfl_pdata_keys[DFL_ID_MAX]; ++ ++static const char *dfl_pdata_key_strings[DFL_ID_MAX] = { ++ "dfl-fme-pdata", ++ "dfl-port-pdata", ++}; ++ + /** + * dfl_dev_info - dfl feature device information. + * @name: name string of the feature platform device. +@@ -443,11 +450,16 @@ static int build_info_commit_dev(struct build_feature_devs_info *binfo) + struct platform_device *fdev = binfo->feature_dev; + struct dfl_feature_platform_data *pdata; + struct dfl_feature_info *finfo, *p; ++ enum dfl_id_type type; + int ret, index = 0; + + if (!fdev) + return 0; + ++ type = feature_dev_id_type(fdev); ++ if (WARN_ON_ONCE(type >= DFL_ID_MAX)) ++ return -EINVAL; ++ + /* + * we do not need to care for the memory which is associated with + * the platform device. After calling platform_device_unregister(), +@@ -463,6 +475,8 @@ static int build_info_commit_dev(struct build_feature_devs_info *binfo) + pdata->num = binfo->feature_num; + pdata->dfl_cdev = binfo->cdev; + mutex_init(&pdata->lock); ++ lockdep_set_class_and_name(&pdata->lock, &dfl_pdata_keys[type], ++ dfl_pdata_key_strings[type]); + + /* + * the count should be initialized to 0 to make sure +@@ -497,7 +511,7 @@ static int build_info_commit_dev(struct build_feature_devs_info *binfo) + + ret = platform_device_add(binfo->feature_dev); + if (!ret) { +- if (feature_dev_id_type(binfo->feature_dev) == PORT_ID) ++ if (type == PORT_ID) + dfl_fpga_cdev_add_port_dev(binfo->cdev, + binfo->feature_dev); + else +diff --git a/drivers/fpga/stratix10-soc.c b/drivers/fpga/stratix10-soc.c +index 13851b3d1c56..215d33789c74 100644 +--- a/drivers/fpga/stratix10-soc.c ++++ b/drivers/fpga/stratix10-soc.c +@@ -507,12 +507,16 @@ static int __init s10_init(void) + if (!fw_np) + return -ENODEV; + ++ of_node_get(fw_np); + np = of_find_matching_node(fw_np, s10_of_match); +- if (!np) ++ if (!np) { ++ of_node_put(fw_np); + return -ENODEV; ++ } + + of_node_put(np); + ret = of_platform_populate(fw_np, s10_of_match, NULL, NULL); ++ of_node_put(fw_np); + if (ret) + return ret; + +diff --git a/drivers/gpu/drm/arm/hdlcd_crtc.c b/drivers/gpu/drm/arm/hdlcd_crtc.c +index 0b2b62f8fa3c..a3efa28436ea 100644 +--- a/drivers/gpu/drm/arm/hdlcd_crtc.c ++++ b/drivers/gpu/drm/arm/hdlcd_crtc.c +@@ -186,20 +186,20 @@ static void hdlcd_crtc_atomic_disable(struct drm_crtc *crtc, + clk_disable_unprepare(hdlcd->clk); + } + +-static int hdlcd_crtc_atomic_check(struct drm_crtc *crtc, +- struct drm_crtc_state *state) ++static enum drm_mode_status hdlcd_crtc_mode_valid(struct drm_crtc *crtc, ++ const struct drm_display_mode *mode) + { + struct hdlcd_drm_private *hdlcd = crtc_to_hdlcd_priv(crtc); +- struct drm_display_mode *mode = &state->adjusted_mode; + long rate, clk_rate = mode->clock * 1000; + + rate = clk_round_rate(hdlcd->clk, clk_rate); +- if (rate != clk_rate) { ++ /* 0.1% seems a close enough tolerance for the TDA19988 on Juno */ ++ if (abs(rate - clk_rate) * 1000 > clk_rate) { + /* clock required by mode not supported by hardware */ +- return -EINVAL; ++ return MODE_NOCLOCK; + } + +- return 0; ++ return MODE_OK; + } + + static void hdlcd_crtc_atomic_begin(struct drm_crtc *crtc, +@@ -220,7 +220,7 @@ static void hdlcd_crtc_atomic_begin(struct drm_crtc *crtc, + } + + static const struct drm_crtc_helper_funcs hdlcd_crtc_helper_funcs = { +- .atomic_check = hdlcd_crtc_atomic_check, ++ .mode_valid = hdlcd_crtc_mode_valid, + .atomic_begin = hdlcd_crtc_atomic_begin, + .atomic_enable = hdlcd_crtc_atomic_enable, + .atomic_disable = hdlcd_crtc_atomic_disable, +diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c +index ab50ad06e271..64da56f4b0cf 100644 +--- a/drivers/gpu/drm/arm/malidp_drv.c ++++ b/drivers/gpu/drm/arm/malidp_drv.c +@@ -192,6 +192,7 @@ static void malidp_atomic_commit_hw_done(struct drm_atomic_state *state) + { + struct drm_device *drm = state->dev; + struct malidp_drm *malidp = drm->dev_private; ++ int loop = 5; + + malidp->event = malidp->crtc.state->event; + malidp->crtc.state->event = NULL; +@@ -206,8 +207,18 @@ static void malidp_atomic_commit_hw_done(struct drm_atomic_state *state) + drm_crtc_vblank_get(&malidp->crtc); + + /* only set config_valid if the CRTC is enabled */ +- if (malidp_set_and_wait_config_valid(drm) < 0) ++ if (malidp_set_and_wait_config_valid(drm) < 0) { ++ /* ++ * make a loop around the second CVAL setting and ++ * try 5 times before giving up. ++ */ ++ while (loop--) { ++ if (!malidp_set_and_wait_config_valid(drm)) ++ break; ++ } + DRM_DEBUG_DRIVER("timed out waiting for updated configuration\n"); ++ } ++ + } else if (malidp->event) { + /* CRTC inactive means vblank IRQ is disabled, send event directly */ + spin_lock_irq(&drm->event_lock); +diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c +index cd8a22d6370e..be4024f0e3a8 100644 +--- a/drivers/gpu/drm/i915/intel_display.c ++++ b/drivers/gpu/drm/i915/intel_display.c +@@ -11820,9 +11820,6 @@ intel_compare_link_m_n(const struct intel_link_m_n *m_n, + m2_n2->gmch_m, m2_n2->gmch_n, !adjust) && + intel_compare_m_n(m_n->link_m, m_n->link_n, + m2_n2->link_m, m2_n2->link_n, !adjust)) { +- if (adjust) +- *m2_n2 = *m_n; +- + return true; + } + +@@ -12855,6 +12852,33 @@ static int calc_watermark_data(struct intel_atomic_state *state) + return 0; + } + ++static void intel_crtc_check_fastset(struct intel_crtc_state *old_crtc_state, ++ struct intel_crtc_state *new_crtc_state) ++{ ++ struct drm_i915_private *dev_priv = ++ to_i915(new_crtc_state->base.crtc->dev); ++ ++ if (!intel_pipe_config_compare(dev_priv, old_crtc_state, ++ new_crtc_state, true)) ++ return; ++ ++ new_crtc_state->base.mode_changed = false; ++ new_crtc_state->update_pipe = true; ++ ++ /* ++ * If we're not doing the full modeset we want to ++ * keep the current M/N values as they may be ++ * sufficiently different to the computed values ++ * to cause problems. ++ * ++ * FIXME: should really copy more fuzzy state here ++ */ ++ new_crtc_state->fdi_m_n = old_crtc_state->fdi_m_n; ++ new_crtc_state->dp_m_n = old_crtc_state->dp_m_n; ++ new_crtc_state->dp_m2_n2 = old_crtc_state->dp_m2_n2; ++ new_crtc_state->has_drrs = old_crtc_state->has_drrs; ++} ++ + /** + * intel_atomic_check - validate state object + * @dev: drm device +@@ -12903,12 +12927,8 @@ static int intel_atomic_check(struct drm_device *dev, + return ret; + } + +- if (intel_pipe_config_compare(dev_priv, +- to_intel_crtc_state(old_crtc_state), +- pipe_config, true)) { +- crtc_state->mode_changed = false; +- pipe_config->update_pipe = true; +- } ++ intel_crtc_check_fastset(to_intel_crtc_state(old_crtc_state), ++ pipe_config); + + if (needs_modeset(crtc_state)) + any_ms = true; +diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c +index 8b9270f31409..e4e09d47c5c0 100644 +--- a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c ++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c +@@ -136,6 +136,114 @@ static int vmw_close_channel(struct rpc_channel *channel) + return 0; + } + ++/** ++ * vmw_port_hb_out - Send the message payload either through the ++ * high-bandwidth port if available, or through the backdoor otherwise. ++ * @channel: The rpc channel. ++ * @msg: NULL-terminated message. ++ * @hb: Whether the high-bandwidth port is available. ++ * ++ * Return: The port status. ++ */ ++static unsigned long vmw_port_hb_out(struct rpc_channel *channel, ++ const char *msg, bool hb) ++{ ++ unsigned long si, di, eax, ebx, ecx, edx; ++ unsigned long msg_len = strlen(msg); ++ ++ if (hb) { ++ unsigned long bp = channel->cookie_high; ++ ++ si = (uintptr_t) msg; ++ di = channel->cookie_low; ++ ++ VMW_PORT_HB_OUT( ++ (MESSAGE_STATUS_SUCCESS << 16) | VMW_PORT_CMD_HB_MSG, ++ msg_len, si, di, ++ VMW_HYPERVISOR_HB_PORT | (channel->channel_id << 16), ++ VMW_HYPERVISOR_MAGIC, bp, ++ eax, ebx, ecx, edx, si, di); ++ ++ return ebx; ++ } ++ ++ /* HB port not available. Send the message 4 bytes at a time. */ ++ ecx = MESSAGE_STATUS_SUCCESS << 16; ++ while (msg_len && (HIGH_WORD(ecx) & MESSAGE_STATUS_SUCCESS)) { ++ unsigned int bytes = min_t(size_t, msg_len, 4); ++ unsigned long word = 0; ++ ++ memcpy(&word, msg, bytes); ++ msg_len -= bytes; ++ msg += bytes; ++ si = channel->cookie_high; ++ di = channel->cookie_low; ++ ++ VMW_PORT(VMW_PORT_CMD_MSG | (MSG_TYPE_SENDPAYLOAD << 16), ++ word, si, di, ++ VMW_HYPERVISOR_PORT | (channel->channel_id << 16), ++ VMW_HYPERVISOR_MAGIC, ++ eax, ebx, ecx, edx, si, di); ++ } ++ ++ return ecx; ++} ++ ++/** ++ * vmw_port_hb_in - Receive the message payload either through the ++ * high-bandwidth port if available, or through the backdoor otherwise. ++ * @channel: The rpc channel. ++ * @reply: Pointer to buffer holding reply. ++ * @reply_len: Length of the reply. ++ * @hb: Whether the high-bandwidth port is available. ++ * ++ * Return: The port status. ++ */ ++static unsigned long vmw_port_hb_in(struct rpc_channel *channel, char *reply, ++ unsigned long reply_len, bool hb) ++{ ++ unsigned long si, di, eax, ebx, ecx, edx; ++ ++ if (hb) { ++ unsigned long bp = channel->cookie_low; ++ ++ si = channel->cookie_high; ++ di = (uintptr_t) reply; ++ ++ VMW_PORT_HB_IN( ++ (MESSAGE_STATUS_SUCCESS << 16) | VMW_PORT_CMD_HB_MSG, ++ reply_len, si, di, ++ VMW_HYPERVISOR_HB_PORT | (channel->channel_id << 16), ++ VMW_HYPERVISOR_MAGIC, bp, ++ eax, ebx, ecx, edx, si, di); ++ ++ return ebx; ++ } ++ ++ /* HB port not available. Retrieve the message 4 bytes at a time. */ ++ ecx = MESSAGE_STATUS_SUCCESS << 16; ++ while (reply_len) { ++ unsigned int bytes = min_t(unsigned long, reply_len, 4); ++ ++ si = channel->cookie_high; ++ di = channel->cookie_low; ++ ++ VMW_PORT(VMW_PORT_CMD_MSG | (MSG_TYPE_RECVPAYLOAD << 16), ++ MESSAGE_STATUS_SUCCESS, si, di, ++ VMW_HYPERVISOR_PORT | (channel->channel_id << 16), ++ VMW_HYPERVISOR_MAGIC, ++ eax, ebx, ecx, edx, si, di); ++ ++ if ((HIGH_WORD(ecx) & MESSAGE_STATUS_SUCCESS) == 0) ++ break; ++ ++ memcpy(reply, &ebx, bytes); ++ reply_len -= bytes; ++ reply += bytes; ++ } ++ ++ return ecx; ++} + + + /** +@@ -148,11 +256,10 @@ static int vmw_close_channel(struct rpc_channel *channel) + */ + static int vmw_send_msg(struct rpc_channel *channel, const char *msg) + { +- unsigned long eax, ebx, ecx, edx, si, di, bp; ++ unsigned long eax, ebx, ecx, edx, si, di; + size_t msg_len = strlen(msg); + int retries = 0; + +- + while (retries < RETRIES) { + retries++; + +@@ -166,23 +273,14 @@ static int vmw_send_msg(struct rpc_channel *channel, const char *msg) + VMW_HYPERVISOR_MAGIC, + eax, ebx, ecx, edx, si, di); + +- if ((HIGH_WORD(ecx) & MESSAGE_STATUS_SUCCESS) == 0 || +- (HIGH_WORD(ecx) & MESSAGE_STATUS_HB) == 0) { +- /* Expected success + high-bandwidth. Give up. */ ++ if ((HIGH_WORD(ecx) & MESSAGE_STATUS_SUCCESS) == 0) { ++ /* Expected success. Give up. */ + return -EINVAL; + } + + /* Send msg */ +- si = (uintptr_t) msg; +- di = channel->cookie_low; +- bp = channel->cookie_high; +- +- VMW_PORT_HB_OUT( +- (MESSAGE_STATUS_SUCCESS << 16) | VMW_PORT_CMD_HB_MSG, +- msg_len, si, di, +- VMW_HYPERVISOR_HB_PORT | (channel->channel_id << 16), +- VMW_HYPERVISOR_MAGIC, bp, +- eax, ebx, ecx, edx, si, di); ++ ebx = vmw_port_hb_out(channel, msg, ++ !!(HIGH_WORD(ecx) & MESSAGE_STATUS_HB)); + + if ((HIGH_WORD(ebx) & MESSAGE_STATUS_SUCCESS) != 0) { + return 0; +@@ -211,7 +309,7 @@ STACK_FRAME_NON_STANDARD(vmw_send_msg); + static int vmw_recv_msg(struct rpc_channel *channel, void **msg, + size_t *msg_len) + { +- unsigned long eax, ebx, ecx, edx, si, di, bp; ++ unsigned long eax, ebx, ecx, edx, si, di; + char *reply; + size_t reply_len; + int retries = 0; +@@ -233,8 +331,7 @@ static int vmw_recv_msg(struct rpc_channel *channel, void **msg, + VMW_HYPERVISOR_MAGIC, + eax, ebx, ecx, edx, si, di); + +- if ((HIGH_WORD(ecx) & MESSAGE_STATUS_SUCCESS) == 0 || +- (HIGH_WORD(ecx) & MESSAGE_STATUS_HB) == 0) { ++ if ((HIGH_WORD(ecx) & MESSAGE_STATUS_SUCCESS) == 0) { + DRM_ERROR("Failed to get reply size for host message.\n"); + return -EINVAL; + } +@@ -252,17 +349,8 @@ static int vmw_recv_msg(struct rpc_channel *channel, void **msg, + + + /* Receive buffer */ +- si = channel->cookie_high; +- di = (uintptr_t) reply; +- bp = channel->cookie_low; +- +- VMW_PORT_HB_IN( +- (MESSAGE_STATUS_SUCCESS << 16) | VMW_PORT_CMD_HB_MSG, +- reply_len, si, di, +- VMW_HYPERVISOR_HB_PORT | (channel->channel_id << 16), +- VMW_HYPERVISOR_MAGIC, bp, +- eax, ebx, ecx, edx, si, di); +- ++ ebx = vmw_port_hb_in(channel, reply, reply_len, ++ !!(HIGH_WORD(ecx) & MESSAGE_STATUS_HB)); + if ((HIGH_WORD(ebx) & MESSAGE_STATUS_SUCCESS) == 0) { + kfree(reply); + +diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c +index c22dc1e07911..c38883f748a1 100644 +--- a/drivers/hwmon/hwmon.c ++++ b/drivers/hwmon/hwmon.c +@@ -633,7 +633,7 @@ __hwmon_device_register(struct device *dev, const char *name, void *drvdata, + if (err) + goto free_hwmon; + +- if (dev && chip && chip->ops->read && ++ if (dev && dev->of_node && chip && chip->ops->read && + chip->info[0]->type == hwmon_chip && + (chip->info[0]->config[0] & HWMON_C_REGISTER_TZ)) { + const struct hwmon_channel_info **info = chip->info; +diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c +index 2e2b5851139c..cd24b375df1e 100644 +--- a/drivers/hwmon/pmbus/pmbus_core.c ++++ b/drivers/hwmon/pmbus/pmbus_core.c +@@ -1230,7 +1230,8 @@ static int pmbus_add_sensor_attrs_one(struct i2c_client *client, + const struct pmbus_driver_info *info, + const char *name, + int index, int page, +- const struct pmbus_sensor_attr *attr) ++ const struct pmbus_sensor_attr *attr, ++ bool paged) + { + struct pmbus_sensor *base; + bool upper = !!(attr->gbit & 0xff00); /* need to check STATUS_WORD */ +@@ -1238,7 +1239,7 @@ static int pmbus_add_sensor_attrs_one(struct i2c_client *client, + + if (attr->label) { + ret = pmbus_add_label(data, name, index, attr->label, +- attr->paged ? page + 1 : 0); ++ paged ? page + 1 : 0); + if (ret) + return ret; + } +@@ -1271,6 +1272,30 @@ static int pmbus_add_sensor_attrs_one(struct i2c_client *client, + return 0; + } + ++static bool pmbus_sensor_is_paged(const struct pmbus_driver_info *info, ++ const struct pmbus_sensor_attr *attr) ++{ ++ int p; ++ ++ if (attr->paged) ++ return true; ++ ++ /* ++ * Some attributes may be present on more than one page despite ++ * not being marked with the paged attribute. If that is the case, ++ * then treat the sensor as being paged and add the page suffix to the ++ * attribute name. ++ * We don't just add the paged attribute to all such attributes, in ++ * order to maintain the un-suffixed labels in the case where the ++ * attribute is only on page 0. ++ */ ++ for (p = 1; p < info->pages; p++) { ++ if (info->func[p] & attr->func) ++ return true; ++ } ++ return false; ++} ++ + static int pmbus_add_sensor_attrs(struct i2c_client *client, + struct pmbus_data *data, + const char *name, +@@ -1284,14 +1309,15 @@ static int pmbus_add_sensor_attrs(struct i2c_client *client, + index = 1; + for (i = 0; i < nattrs; i++) { + int page, pages; ++ bool paged = pmbus_sensor_is_paged(info, attrs); + +- pages = attrs->paged ? info->pages : 1; ++ pages = paged ? info->pages : 1; + for (page = 0; page < pages; page++) { + if (!(info->func[page] & attrs->func)) + continue; + ret = pmbus_add_sensor_attrs_one(client, data, info, + name, index, page, +- attrs); ++ attrs, paged); + if (ret) + return ret; + index++; +diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h +index d1d8d07a0714..83425b7b580c 100644 +--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h ++++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h +@@ -265,6 +265,7 @@ struct st_lsm6dsx_sensor { + * @conf_lock: Mutex to prevent concurrent FIFO configuration update. + * @page_lock: Mutex to prevent concurrent memory page configuration. + * @fifo_mode: FIFO operating mode supported by the device. ++ * @suspend_mask: Suspended sensor bitmask. + * @enable_mask: Enabled sensor bitmask. + * @ts_sip: Total number of timestamp samples in a given pattern. + * @sip: Total number of samples (acc/gyro/ts) in a given pattern. +@@ -282,6 +283,7 @@ struct st_lsm6dsx_hw { + struct mutex page_lock; + + enum st_lsm6dsx_fifo_mode fifo_mode; ++ u8 suspend_mask; + u8 enable_mask; + u8 ts_sip; + u8 sip; +diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c +index 12e29dda9b98..96986d84e418 100644 +--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c ++++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c +@@ -1023,8 +1023,6 @@ static int __maybe_unused st_lsm6dsx_suspend(struct device *dev) + { + struct st_lsm6dsx_hw *hw = dev_get_drvdata(dev); + struct st_lsm6dsx_sensor *sensor; +- const struct st_lsm6dsx_reg *reg; +- unsigned int data; + int i, err = 0; + + for (i = 0; i < ST_LSM6DSX_ID_MAX; i++) { +@@ -1035,12 +1033,16 @@ static int __maybe_unused st_lsm6dsx_suspend(struct device *dev) + if (!(hw->enable_mask & BIT(sensor->id))) + continue; + +- reg = &st_lsm6dsx_odr_table[sensor->id].reg; +- data = ST_LSM6DSX_SHIFT_VAL(0, reg->mask); +- err = st_lsm6dsx_update_bits_locked(hw, reg->addr, reg->mask, +- data); ++ if (sensor->id == ST_LSM6DSX_ID_EXT0 || ++ sensor->id == ST_LSM6DSX_ID_EXT1 || ++ sensor->id == ST_LSM6DSX_ID_EXT2) ++ err = st_lsm6dsx_shub_set_enable(sensor, false); ++ else ++ err = st_lsm6dsx_sensor_set_enable(sensor, false); + if (err < 0) + return err; ++ ++ hw->suspend_mask |= BIT(sensor->id); + } + + if (hw->fifo_mode != ST_LSM6DSX_FIFO_BYPASS) +@@ -1060,12 +1062,19 @@ static int __maybe_unused st_lsm6dsx_resume(struct device *dev) + continue; + + sensor = iio_priv(hw->iio_devs[i]); +- if (!(hw->enable_mask & BIT(sensor->id))) ++ if (!(hw->suspend_mask & BIT(sensor->id))) + continue; + +- err = st_lsm6dsx_set_odr(sensor, sensor->odr); ++ if (sensor->id == ST_LSM6DSX_ID_EXT0 || ++ sensor->id == ST_LSM6DSX_ID_EXT1 || ++ sensor->id == ST_LSM6DSX_ID_EXT2) ++ err = st_lsm6dsx_shub_set_enable(sensor, true); ++ else ++ err = st_lsm6dsx_sensor_set_enable(sensor, true); + if (err < 0) + return err; ++ ++ hw->suspend_mask &= ~BIT(sensor->id); + } + + if (hw->enable_mask) +diff --git a/drivers/iio/temperature/mlx90632.c b/drivers/iio/temperature/mlx90632.c +index be03be719efe..f71918430f95 100644 +--- a/drivers/iio/temperature/mlx90632.c ++++ b/drivers/iio/temperature/mlx90632.c +@@ -81,6 +81,8 @@ + /* Magic constants */ + #define MLX90632_ID_MEDICAL 0x0105 /* EEPROM DSPv5 Medical device id */ + #define MLX90632_ID_CONSUMER 0x0205 /* EEPROM DSPv5 Consumer device id */ ++#define MLX90632_DSP_VERSION 5 /* DSP version */ ++#define MLX90632_DSP_MASK GENMASK(7, 0) /* DSP version in EE_VERSION */ + #define MLX90632_RESET_CMD 0x0006 /* Reset sensor (address or global) */ + #define MLX90632_REF_12 12LL /**< ResCtrlRef value of Ch 1 or Ch 2 */ + #define MLX90632_REF_3 12LL /**< ResCtrlRef value of Channel 3 */ +@@ -667,10 +669,13 @@ static int mlx90632_probe(struct i2c_client *client, + } else if (read == MLX90632_ID_CONSUMER) { + dev_dbg(&client->dev, + "Detected Consumer EEPROM calibration %x\n", read); ++ } else if ((read & MLX90632_DSP_MASK) == MLX90632_DSP_VERSION) { ++ dev_dbg(&client->dev, ++ "Detected Unknown EEPROM calibration %x\n", read); + } else { + dev_err(&client->dev, +- "EEPROM version mismatch %x (expected %x or %x)\n", +- read, MLX90632_ID_CONSUMER, MLX90632_ID_MEDICAL); ++ "Wrong DSP version %x (expected %x)\n", ++ read, MLX90632_DSP_VERSION); + return -EPROTONOSUPPORT; + } + +diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c +index 9784c6c0d2ec..597f2f02f3a8 100644 +--- a/drivers/infiniband/hw/hfi1/chip.c ++++ b/drivers/infiniband/hw/hfi1/chip.c +@@ -9848,6 +9848,7 @@ void hfi1_quiet_serdes(struct hfi1_pportdata *ppd) + + /* disable the port */ + clear_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK); ++ cancel_work_sync(&ppd->freeze_work); + } + + static inline int init_cpu_counters(struct hfi1_devdata *dd) +@@ -14027,6 +14028,19 @@ static void init_kdeth_qp(struct hfi1_devdata *dd) + RCV_BTH_QP_KDETH_QP_SHIFT); + } + ++/** ++ * hfi1_get_qp_map ++ * @dd: device data ++ * @idx: index to read ++ */ ++u8 hfi1_get_qp_map(struct hfi1_devdata *dd, u8 idx) ++{ ++ u64 reg = read_csr(dd, RCV_QP_MAP_TABLE + (idx / 8) * 8); ++ ++ reg >>= (idx % 8) * 8; ++ return reg; ++} ++ + /** + * init_qpmap_table + * @dd - device data +diff --git a/drivers/infiniband/hw/hfi1/chip.h b/drivers/infiniband/hw/hfi1/chip.h +index 6c27c1c6a868..a5c61400b295 100644 +--- a/drivers/infiniband/hw/hfi1/chip.h ++++ b/drivers/infiniband/hw/hfi1/chip.h +@@ -1442,6 +1442,7 @@ void clear_all_interrupts(struct hfi1_devdata *dd); + void remap_intr(struct hfi1_devdata *dd, int isrc, int msix_intr); + void remap_sdma_interrupts(struct hfi1_devdata *dd, int engine, int msix_intr); + void reset_interrupts(struct hfi1_devdata *dd); ++u8 hfi1_get_qp_map(struct hfi1_devdata *dd, u8 idx); + + /* + * Interrupt source table. +diff --git a/drivers/infiniband/hw/hfi1/fault.c b/drivers/infiniband/hw/hfi1/fault.c +index 3fd3315d0fb0..93613e5def9b 100644 +--- a/drivers/infiniband/hw/hfi1/fault.c ++++ b/drivers/infiniband/hw/hfi1/fault.c +@@ -153,6 +153,7 @@ static ssize_t fault_opcodes_write(struct file *file, const char __user *buf, + char *dash; + unsigned long range_start, range_end, i; + bool remove = false; ++ unsigned long bound = 1U << BITS_PER_BYTE; + + end = strchr(ptr, ','); + if (end) +@@ -178,6 +179,10 @@ static ssize_t fault_opcodes_write(struct file *file, const char __user *buf, + BITS_PER_BYTE); + break; + } ++ /* Check the inputs */ ++ if (range_start >= bound || range_end >= bound) ++ break; ++ + for (i = range_start; i <= range_end; i++) { + if (remove) + clear_bit(i, fault->opcodes); +diff --git a/drivers/infiniband/hw/hfi1/sdma.c b/drivers/infiniband/hw/hfi1/sdma.c +index b0110728f541..70828de7436b 100644 +--- a/drivers/infiniband/hw/hfi1/sdma.c ++++ b/drivers/infiniband/hw/hfi1/sdma.c +@@ -410,10 +410,7 @@ static void sdma_flush(struct sdma_engine *sde) + sdma_flush_descq(sde); + spin_lock_irqsave(&sde->flushlist_lock, flags); + /* copy flush list */ +- list_for_each_entry_safe(txp, txp_next, &sde->flushlist, list) { +- list_del_init(&txp->list); +- list_add_tail(&txp->list, &flushlist); +- } ++ list_splice_init(&sde->flushlist, &flushlist); + spin_unlock_irqrestore(&sde->flushlist_lock, flags); + /* flush from flush list */ + list_for_each_entry_safe(txp, txp_next, &flushlist, list) +@@ -2413,7 +2410,7 @@ unlock_noconn: + list_add_tail(&tx->list, &sde->flushlist); + spin_unlock(&sde->flushlist_lock); + iowait_inc_wait_count(wait, tx->num_desc); +- schedule_work(&sde->flush_worker); ++ queue_work_on(sde->cpu, system_highpri_wq, &sde->flush_worker); + ret = -ECOMM; + goto unlock; + nodesc: +@@ -2511,7 +2508,7 @@ unlock_noconn: + iowait_inc_wait_count(wait, tx->num_desc); + } + spin_unlock(&sde->flushlist_lock); +- schedule_work(&sde->flush_worker); ++ queue_work_on(sde->cpu, system_highpri_wq, &sde->flush_worker); + ret = -ECOMM; + goto update_tail; + nodesc: +diff --git a/drivers/infiniband/hw/hfi1/tid_rdma.c b/drivers/infiniband/hw/hfi1/tid_rdma.c +index 43cbce7a19ea..e0851f01a804 100644 +--- a/drivers/infiniband/hw/hfi1/tid_rdma.c ++++ b/drivers/infiniband/hw/hfi1/tid_rdma.c +@@ -305,9 +305,7 @@ static struct hfi1_ctxtdata *qp_to_rcd(struct rvt_dev_info *rdi, + if (qp->ibqp.qp_num == 0) + ctxt = 0; + else +- ctxt = ((qp->ibqp.qp_num >> dd->qos_shift) % +- (dd->n_krcv_queues - 1)) + 1; +- ++ ctxt = hfi1_get_qp_map(dd, qp->ibqp.qp_num >> dd->qos_shift); + return dd->rcd[ctxt]; + } + +diff --git a/drivers/infiniband/hw/hfi1/user_exp_rcv.c b/drivers/infiniband/hw/hfi1/user_exp_rcv.c +index 0cd71ce7cc71..3592a9ec155e 100644 +--- a/drivers/infiniband/hw/hfi1/user_exp_rcv.c ++++ b/drivers/infiniband/hw/hfi1/user_exp_rcv.c +@@ -324,6 +324,9 @@ int hfi1_user_exp_rcv_setup(struct hfi1_filedata *fd, + u32 *tidlist = NULL; + struct tid_user_buf *tidbuf; + ++ if (!PAGE_ALIGNED(tinfo->vaddr)) ++ return -EINVAL; ++ + tidbuf = kzalloc(sizeof(*tidbuf), GFP_KERNEL); + if (!tidbuf) + return -ENOMEM; +diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c +index 8bfbc6d7ea34..fd754a16475a 100644 +--- a/drivers/infiniband/hw/hfi1/user_sdma.c ++++ b/drivers/infiniband/hw/hfi1/user_sdma.c +@@ -130,20 +130,16 @@ static int defer_packet_queue( + { + struct hfi1_user_sdma_pkt_q *pq = + container_of(wait->iow, struct hfi1_user_sdma_pkt_q, busy); +- struct user_sdma_txreq *tx = +- container_of(txreq, struct user_sdma_txreq, txreq); + +- if (sdma_progress(sde, seq, txreq)) { +- if (tx->busycount++ < MAX_DEFER_RETRY_COUNT) +- goto eagain; +- } ++ write_seqlock(&sde->waitlock); ++ if (sdma_progress(sde, seq, txreq)) ++ goto eagain; + /* + * We are assuming that if the list is enqueued somewhere, it + * is to the dmawait list since that is the only place where + * it is supposed to be enqueued. + */ + xchg(&pq->state, SDMA_PKT_Q_DEFERRED); +- write_seqlock(&sde->waitlock); + if (list_empty(&pq->busy.list)) { + iowait_get_priority(&pq->busy); + iowait_queue(pkts_sent, &pq->busy, &sde->dmawait); +@@ -151,6 +147,7 @@ static int defer_packet_queue( + write_sequnlock(&sde->waitlock); + return -EBUSY; + eagain: ++ write_sequnlock(&sde->waitlock); + return -EAGAIN; + } + +@@ -804,7 +801,6 @@ static int user_sdma_send_pkts(struct user_sdma_request *req, u16 maxpkts) + + tx->flags = 0; + tx->req = req; +- tx->busycount = 0; + INIT_LIST_HEAD(&tx->list); + + /* +diff --git a/drivers/infiniband/hw/hfi1/user_sdma.h b/drivers/infiniband/hw/hfi1/user_sdma.h +index 14dfd757dafd..4d8510b0fc38 100644 +--- a/drivers/infiniband/hw/hfi1/user_sdma.h ++++ b/drivers/infiniband/hw/hfi1/user_sdma.h +@@ -245,7 +245,6 @@ struct user_sdma_txreq { + struct list_head list; + struct user_sdma_request *req; + u16 flags; +- unsigned int busycount; + u16 seqnum; + }; + +diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c +index 55a56b3d7f83..ea68eeba3f22 100644 +--- a/drivers/infiniband/hw/hfi1/verbs.c ++++ b/drivers/infiniband/hw/hfi1/verbs.c +@@ -1355,8 +1355,6 @@ static void hfi1_fill_device_attr(struct hfi1_devdata *dd) + rdi->dparms.props.max_cq = hfi1_max_cqs; + rdi->dparms.props.max_ah = hfi1_max_ahs; + rdi->dparms.props.max_cqe = hfi1_max_cqes; +- rdi->dparms.props.max_mr = rdi->lkey_table.max; +- rdi->dparms.props.max_fmr = rdi->lkey_table.max; + rdi->dparms.props.max_map_per_fmr = 32767; + rdi->dparms.props.max_pd = hfi1_max_pds; + rdi->dparms.props.max_qp_rd_atom = HFI1_MAX_RDMA_ATOMIC; +diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.c b/drivers/infiniband/hw/hfi1/verbs_txreq.c +index c4ab2d5b4502..8f766dd3f61c 100644 +--- a/drivers/infiniband/hw/hfi1/verbs_txreq.c ++++ b/drivers/infiniband/hw/hfi1/verbs_txreq.c +@@ -100,7 +100,7 @@ struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev, + if (ib_rvt_state_ops[qp->state] & RVT_PROCESS_RECV_OK) { + struct hfi1_qp_priv *priv; + +- tx = kmem_cache_alloc(dev->verbs_txreq_cache, GFP_ATOMIC); ++ tx = kmem_cache_alloc(dev->verbs_txreq_cache, VERBS_TXREQ_GFP); + if (tx) + goto out; + priv = qp->priv; +diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.h b/drivers/infiniband/hw/hfi1/verbs_txreq.h +index b002e96eb335..bfa6e081cb56 100644 +--- a/drivers/infiniband/hw/hfi1/verbs_txreq.h ++++ b/drivers/infiniband/hw/hfi1/verbs_txreq.h +@@ -72,6 +72,7 @@ struct hfi1_ibdev; + struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev, + struct rvt_qp *qp); + ++#define VERBS_TXREQ_GFP (GFP_ATOMIC | __GFP_NOWARN) + static inline struct verbs_txreq *get_txreq(struct hfi1_ibdev *dev, + struct rvt_qp *qp) + __must_hold(&qp->slock) +@@ -79,7 +80,7 @@ static inline struct verbs_txreq *get_txreq(struct hfi1_ibdev *dev, + struct verbs_txreq *tx; + struct hfi1_qp_priv *priv = qp->priv; + +- tx = kmem_cache_alloc(dev->verbs_txreq_cache, GFP_ATOMIC); ++ tx = kmem_cache_alloc(dev->verbs_txreq_cache, VERBS_TXREQ_GFP); + if (unlikely(!tx)) { + /* call slow path to get the lock */ + tx = __get_txreq(dev, qp); +diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c +index 5ff32d32c61c..2c4e569ce438 100644 +--- a/drivers/infiniband/hw/qib/qib_verbs.c ++++ b/drivers/infiniband/hw/qib/qib_verbs.c +@@ -1459,8 +1459,6 @@ static void qib_fill_device_attr(struct qib_devdata *dd) + rdi->dparms.props.max_cq = ib_qib_max_cqs; + rdi->dparms.props.max_cqe = ib_qib_max_cqes; + rdi->dparms.props.max_ah = ib_qib_max_ahs; +- rdi->dparms.props.max_mr = rdi->lkey_table.max; +- rdi->dparms.props.max_fmr = rdi->lkey_table.max; + rdi->dparms.props.max_map_per_fmr = 32767; + rdi->dparms.props.max_qp_rd_atom = QIB_MAX_RDMA_ATOMIC; + rdi->dparms.props.max_qp_init_rd_atom = 255; +diff --git a/drivers/infiniband/sw/rdmavt/mr.c b/drivers/infiniband/sw/rdmavt/mr.c +index 0bb6e39dd03a..b04d2173e3f4 100644 +--- a/drivers/infiniband/sw/rdmavt/mr.c ++++ b/drivers/infiniband/sw/rdmavt/mr.c +@@ -96,6 +96,8 @@ int rvt_driver_mr_init(struct rvt_dev_info *rdi) + for (i = 0; i < rdi->lkey_table.max; i++) + RCU_INIT_POINTER(rdi->lkey_table.table[i], NULL); + ++ rdi->dparms.props.max_mr = rdi->lkey_table.max; ++ rdi->dparms.props.max_fmr = rdi->lkey_table.max; + return 0; + } + +diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c +index a34b9a2a32b6..a77436ee5ff7 100644 +--- a/drivers/infiniband/sw/rdmavt/qp.c ++++ b/drivers/infiniband/sw/rdmavt/qp.c +@@ -594,7 +594,8 @@ static int alloc_qpn(struct rvt_dev_info *rdi, struct rvt_qpn_table *qpt, + offset = qpt->incr | ((offset & 1) ^ 1); + } + /* there can be no set bits in low-order QoS bits */ +- WARN_ON(offset & (BIT(rdi->dparms.qos_shift) - 1)); ++ WARN_ON(rdi->dparms.qos_shift > 1 && ++ offset & ((BIT(rdi->dparms.qos_shift - 1) - 1) << 1)); + qpn = mk_qpn(qpt, map, offset); + } + +diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c +index 26ec603fe220..83d1499fe021 100644 +--- a/drivers/input/misc/uinput.c ++++ b/drivers/input/misc/uinput.c +@@ -1051,13 +1051,31 @@ static long uinput_ioctl(struct file *file, unsigned int cmd, unsigned long arg) + + #ifdef CONFIG_COMPAT + +-#define UI_SET_PHYS_COMPAT _IOW(UINPUT_IOCTL_BASE, 108, compat_uptr_t) ++/* ++ * These IOCTLs change their size and thus their numbers between ++ * 32 and 64 bits. ++ */ ++#define UI_SET_PHYS_COMPAT \ ++ _IOW(UINPUT_IOCTL_BASE, 108, compat_uptr_t) ++#define UI_BEGIN_FF_UPLOAD_COMPAT \ ++ _IOWR(UINPUT_IOCTL_BASE, 200, struct uinput_ff_upload_compat) ++#define UI_END_FF_UPLOAD_COMPAT \ ++ _IOW(UINPUT_IOCTL_BASE, 201, struct uinput_ff_upload_compat) + + static long uinput_compat_ioctl(struct file *file, + unsigned int cmd, unsigned long arg) + { +- if (cmd == UI_SET_PHYS_COMPAT) ++ switch (cmd) { ++ case UI_SET_PHYS_COMPAT: + cmd = UI_SET_PHYS; ++ break; ++ case UI_BEGIN_FF_UPLOAD_COMPAT: ++ cmd = UI_BEGIN_FF_UPLOAD; ++ break; ++ case UI_END_FF_UPLOAD_COMPAT: ++ cmd = UI_END_FF_UPLOAD; ++ break; ++ } + + return uinput_ioctl_handler(file, cmd, arg, compat_ptr(arg)); + } +diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c +index b6da0c1267e3..8e6077d8e434 100644 +--- a/drivers/input/mouse/synaptics.c ++++ b/drivers/input/mouse/synaptics.c +@@ -179,6 +179,8 @@ static const char * const smbus_pnp_ids[] = { + "LEN0096", /* X280 */ + "LEN0097", /* X280 -> ALPS trackpoint */ + "LEN200f", /* T450s */ ++ "LEN2054", /* E480 */ ++ "LEN2055", /* E580 */ + "SYN3052", /* HP EliteBook 840 G4 */ + "SYN3221", /* HP 15-ay000 */ + NULL +diff --git a/drivers/input/touchscreen/silead.c b/drivers/input/touchscreen/silead.c +index 09241d4cdebc..06f0eb04a8fd 100644 +--- a/drivers/input/touchscreen/silead.c ++++ b/drivers/input/touchscreen/silead.c +@@ -617,6 +617,7 @@ static const struct acpi_device_id silead_ts_acpi_match[] = { + { "MSSL1680", 0 }, + { "MSSL0001", 0 }, + { "MSSL0002", 0 }, ++ { "MSSL0017", 0 }, + { } + }; + MODULE_DEVICE_TABLE(acpi, silead_ts_acpi_match); +diff --git a/drivers/misc/habanalabs/memory.c b/drivers/misc/habanalabs/memory.c +index fadaf557603f..425442819d31 100644 +--- a/drivers/misc/habanalabs/memory.c ++++ b/drivers/misc/habanalabs/memory.c +@@ -675,11 +675,6 @@ static int init_phys_pg_pack_from_userptr(struct hl_ctx *ctx, + + total_npages += npages; + +- if (first) { +- first = false; +- dma_addr &= PAGE_MASK_2MB; +- } +- + if ((npages % PGS_IN_2MB_PAGE) || + (dma_addr & (PAGE_SIZE_2MB - 1))) + is_huge_page_opt = false; +@@ -704,7 +699,6 @@ static int init_phys_pg_pack_from_userptr(struct hl_ctx *ctx, + phys_pg_pack->total_size = total_npages * page_size; + + j = 0; +- first = true; + for_each_sg(userptr->sgt->sgl, sg, userptr->sgt->nents, i) { + npages = get_sg_info(sg, &dma_addr); + +diff --git a/drivers/misc/lkdtm/usercopy.c b/drivers/misc/lkdtm/usercopy.c +index d5a0e7f1813b..e172719dd86d 100644 +--- a/drivers/misc/lkdtm/usercopy.c ++++ b/drivers/misc/lkdtm/usercopy.c +@@ -324,14 +324,16 @@ free_user: + + void lkdtm_USERCOPY_KERNEL_DS(void) + { +- char __user *user_ptr = (char __user *)ERR_PTR(-EINVAL); ++ char __user *user_ptr = ++ (char __user *)(0xFUL << (sizeof(unsigned long) * 8 - 4)); + mm_segment_t old_fs = get_fs(); + char buf[10] = {0}; + +- pr_info("attempting copy_to_user on unmapped kernel address\n"); ++ pr_info("attempting copy_to_user() to noncanonical address: %px\n", ++ user_ptr); + set_fs(KERNEL_DS); +- if (copy_to_user(user_ptr, buf, sizeof(buf))) +- pr_info("copy_to_user un unmapped kernel address failed\n"); ++ if (copy_to_user(user_ptr, buf, sizeof(buf)) == 0) ++ pr_err("copy_to_user() to noncanonical address succeeded!?\n"); + set_fs(old_fs); + } + +diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c +index 6db36dc870b5..9020cb2490f7 100644 +--- a/drivers/mmc/core/core.c ++++ b/drivers/mmc/core/core.c +@@ -144,8 +144,9 @@ void mmc_request_done(struct mmc_host *host, struct mmc_request *mrq) + int err = cmd->error; + + /* Flag re-tuning needed on CRC errors */ +- if ((cmd->opcode != MMC_SEND_TUNING_BLOCK && +- cmd->opcode != MMC_SEND_TUNING_BLOCK_HS200) && ++ if (cmd->opcode != MMC_SEND_TUNING_BLOCK && ++ cmd->opcode != MMC_SEND_TUNING_BLOCK_HS200 && ++ !host->retune_crc_disable && + (err == -EILSEQ || (mrq->sbc && mrq->sbc->error == -EILSEQ) || + (mrq->data && mrq->data->error == -EILSEQ) || + (mrq->stop && mrq->stop->error == -EILSEQ))) +diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c +index 6718fc8bb40f..0f51e774183e 100644 +--- a/drivers/mmc/core/sdio.c ++++ b/drivers/mmc/core/sdio.c +@@ -941,6 +941,10 @@ static int mmc_sdio_pre_suspend(struct mmc_host *host) + */ + static int mmc_sdio_suspend(struct mmc_host *host) + { ++ /* Prevent processing of SDIO IRQs in suspended state. */ ++ mmc_card_set_suspended(host->card); ++ cancel_delayed_work_sync(&host->sdio_irq_work); ++ + mmc_claim_host(host); + + if (mmc_card_keep_power(host) && mmc_card_wake_sdio_irq(host)) +@@ -989,13 +993,20 @@ static int mmc_sdio_resume(struct mmc_host *host) + err = sdio_enable_4bit_bus(host->card); + } + +- if (!err && host->sdio_irqs) { ++ if (err) ++ goto out; ++ ++ /* Allow SDIO IRQs to be processed again. */ ++ mmc_card_clr_suspended(host->card); ++ ++ if (host->sdio_irqs) { + if (!(host->caps2 & MMC_CAP2_SDIO_IRQ_NOTHREAD)) + wake_up_process(host->sdio_irq_thread); + else if (host->caps & MMC_CAP_SDIO_IRQ) + host->ops->enable_sdio_irq(host, 1); + } + ++out: + mmc_release_host(host); + + host->pm_flags &= ~MMC_PM_KEEP_POWER; +diff --git a/drivers/mmc/core/sdio_io.c b/drivers/mmc/core/sdio_io.c +index 3f67fbbe0d75..df887ced9666 100644 +--- a/drivers/mmc/core/sdio_io.c ++++ b/drivers/mmc/core/sdio_io.c +@@ -19,6 +19,7 @@ + #include "sdio_ops.h" + #include "core.h" + #include "card.h" ++#include "host.h" + + /** + * sdio_claim_host - exclusively claim a bus for a certain SDIO function +@@ -738,3 +739,79 @@ int sdio_set_host_pm_flags(struct sdio_func *func, mmc_pm_flag_t flags) + return 0; + } + EXPORT_SYMBOL_GPL(sdio_set_host_pm_flags); ++ ++/** ++ * sdio_retune_crc_disable - temporarily disable retuning on CRC errors ++ * @func: SDIO function attached to host ++ * ++ * If the SDIO card is known to be in a state where it might produce ++ * CRC errors on the bus in response to commands (like if we know it is ++ * transitioning between power states), an SDIO function driver can ++ * call this function to temporarily disable the SD/MMC core behavior of ++ * triggering an automatic retuning. ++ * ++ * This function should be called while the host is claimed and the host ++ * should remain claimed until sdio_retune_crc_enable() is called. ++ * Specifically, the expected sequence of calls is: ++ * - sdio_claim_host() ++ * - sdio_retune_crc_disable() ++ * - some number of calls like sdio_writeb() and sdio_readb() ++ * - sdio_retune_crc_enable() ++ * - sdio_release_host() ++ */ ++void sdio_retune_crc_disable(struct sdio_func *func) ++{ ++ func->card->host->retune_crc_disable = true; ++} ++EXPORT_SYMBOL_GPL(sdio_retune_crc_disable); ++ ++/** ++ * sdio_retune_crc_enable - re-enable retuning on CRC errors ++ * @func: SDIO function attached to host ++ * ++ * This is the compement to sdio_retune_crc_disable(). ++ */ ++void sdio_retune_crc_enable(struct sdio_func *func) ++{ ++ func->card->host->retune_crc_disable = false; ++} ++EXPORT_SYMBOL_GPL(sdio_retune_crc_enable); ++ ++/** ++ * sdio_retune_hold_now - start deferring retuning requests till release ++ * @func: SDIO function attached to host ++ * ++ * This function can be called if it's currently a bad time to do ++ * a retune of the SDIO card. Retune requests made during this time ++ * will be held and we'll actually do the retune sometime after the ++ * release. ++ * ++ * This function could be useful if an SDIO card is in a power state ++ * where it can respond to a small subset of commands that doesn't ++ * include the retuning command. Care should be taken when using ++ * this function since (presumably) the retuning request we might be ++ * deferring was made for a good reason. ++ * ++ * This function should be called while the host is claimed. ++ */ ++void sdio_retune_hold_now(struct sdio_func *func) ++{ ++ mmc_retune_hold_now(func->card->host); ++} ++EXPORT_SYMBOL_GPL(sdio_retune_hold_now); ++ ++/** ++ * sdio_retune_release - signal that it's OK to retune now ++ * @func: SDIO function attached to host ++ * ++ * This is the complement to sdio_retune_hold_now(). Calling this ++ * function won't make a retune happen right away but will allow ++ * them to be scheduled normally. ++ * ++ * This function should be called while the host is claimed. ++ */ ++void sdio_retune_release(struct sdio_func *func) ++{ ++ mmc_retune_release(func->card->host); ++} ++EXPORT_SYMBOL_GPL(sdio_retune_release); +diff --git a/drivers/mmc/core/sdio_irq.c b/drivers/mmc/core/sdio_irq.c +index 7ca7b99413f0..b299a24d33f9 100644 +--- a/drivers/mmc/core/sdio_irq.c ++++ b/drivers/mmc/core/sdio_irq.c +@@ -38,6 +38,10 @@ static int process_sdio_pending_irqs(struct mmc_host *host) + unsigned char pending; + struct sdio_func *func; + ++ /* Don't process SDIO IRQs if the card is suspended. */ ++ if (mmc_card_suspended(card)) ++ return 0; ++ + /* + * Optimization, if there is only 1 function interrupt registered + * and we know an IRQ was signaled then call irq handler directly. +diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c +index 833ef0590af8..b33f2c90d8d8 100644 +--- a/drivers/mmc/host/mtk-sd.c ++++ b/drivers/mmc/host/mtk-sd.c +@@ -1003,6 +1003,8 @@ static void msdc_request_done(struct msdc_host *host, struct mmc_request *mrq) + msdc_track_cmd_data(host, mrq->cmd, mrq->data); + if (mrq->data) + msdc_unprepare_data(host, mrq); ++ if (host->error) ++ msdc_reset_hw(host); + mmc_request_done(host->mmc, mrq); + } + +@@ -1355,24 +1357,25 @@ static void msdc_request_timeout(struct work_struct *work) + } + } + +-static void __msdc_enable_sdio_irq(struct mmc_host *mmc, int enb) ++static void __msdc_enable_sdio_irq(struct msdc_host *host, int enb) + { +- unsigned long flags; +- struct msdc_host *host = mmc_priv(mmc); +- +- spin_lock_irqsave(&host->lock, flags); +- if (enb) ++ if (enb) { + sdr_set_bits(host->base + MSDC_INTEN, MSDC_INTEN_SDIOIRQ); +- else ++ sdr_set_bits(host->base + SDC_CFG, SDC_CFG_SDIOIDE); ++ } else { + sdr_clr_bits(host->base + MSDC_INTEN, MSDC_INTEN_SDIOIRQ); +- spin_unlock_irqrestore(&host->lock, flags); ++ sdr_clr_bits(host->base + SDC_CFG, SDC_CFG_SDIOIDE); ++ } + } + + static void msdc_enable_sdio_irq(struct mmc_host *mmc, int enb) + { ++ unsigned long flags; + struct msdc_host *host = mmc_priv(mmc); + +- __msdc_enable_sdio_irq(mmc, enb); ++ spin_lock_irqsave(&host->lock, flags); ++ __msdc_enable_sdio_irq(host, enb); ++ spin_unlock_irqrestore(&host->lock, flags); + + if (enb) + pm_runtime_get_noresume(host->dev); +@@ -1394,6 +1397,8 @@ static irqreturn_t msdc_irq(int irq, void *dev_id) + spin_lock_irqsave(&host->lock, flags); + events = readl(host->base + MSDC_INT); + event_mask = readl(host->base + MSDC_INTEN); ++ if ((events & event_mask) & MSDC_INT_SDIOIRQ) ++ __msdc_enable_sdio_irq(host, 0); + /* clear interrupts */ + writel(events & event_mask, host->base + MSDC_INT); + +@@ -1402,10 +1407,8 @@ static irqreturn_t msdc_irq(int irq, void *dev_id) + data = host->data; + spin_unlock_irqrestore(&host->lock, flags); + +- if ((events & event_mask) & MSDC_INT_SDIOIRQ) { +- __msdc_enable_sdio_irq(host->mmc, 0); ++ if ((events & event_mask) & MSDC_INT_SDIOIRQ) + sdio_signal_irq(host->mmc); +- } + + if (!(events & (event_mask & ~MSDC_INT_SDIOIRQ))) + break; +@@ -1528,10 +1531,7 @@ static void msdc_init_hw(struct msdc_host *host) + sdr_set_bits(host->base + SDC_CFG, SDC_CFG_SDIO); + + /* Config SDIO device detect interrupt function */ +- if (host->mmc->caps & MMC_CAP_SDIO_IRQ) +- sdr_set_bits(host->base + SDC_CFG, SDC_CFG_SDIOIDE); +- else +- sdr_clr_bits(host->base + SDC_CFG, SDC_CFG_SDIOIDE); ++ sdr_clr_bits(host->base + SDC_CFG, SDC_CFG_SDIOIDE); + + /* Configure to default data timeout */ + sdr_set_field(host->base + SDC_CFG, SDC_CFG_DTOC, 3); +@@ -2052,7 +2052,12 @@ static void msdc_hw_reset(struct mmc_host *mmc) + + static void msdc_ack_sdio_irq(struct mmc_host *mmc) + { +- __msdc_enable_sdio_irq(mmc, 1); ++ unsigned long flags; ++ struct msdc_host *host = mmc_priv(mmc); ++ ++ spin_lock_irqsave(&host->lock, flags); ++ __msdc_enable_sdio_irq(host, 1); ++ spin_unlock_irqrestore(&host->lock, flags); + } + + static const struct mmc_host_ops mt_msdc_ops = { +diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c +index 8742e27e4e8b..c42e442ba7ab 100644 +--- a/drivers/mmc/host/renesas_sdhi_core.c ++++ b/drivers/mmc/host/renesas_sdhi_core.c +@@ -620,11 +620,16 @@ static const struct renesas_sdhi_quirks sdhi_quirks_h3_es2 = { + .hs400_4taps = true, + }; + ++static const struct renesas_sdhi_quirks sdhi_quirks_nohs400 = { ++ .hs400_disabled = true, ++}; ++ + static const struct soc_device_attribute sdhi_quirks_match[] = { + { .soc_id = "r8a7795", .revision = "ES1.*", .data = &sdhi_quirks_h3_m3w_es1 }, + { .soc_id = "r8a7795", .revision = "ES2.0", .data = &sdhi_quirks_h3_es2 }, +- { .soc_id = "r8a7796", .revision = "ES1.0", .data = &sdhi_quirks_h3_m3w_es1 }, +- { .soc_id = "r8a7796", .revision = "ES1.1", .data = &sdhi_quirks_h3_m3w_es1 }, ++ { .soc_id = "r8a7796", .revision = "ES1.[012]", .data = &sdhi_quirks_h3_m3w_es1 }, ++ { .soc_id = "r8a774a1", .revision = "ES1.[012]", .data = &sdhi_quirks_h3_m3w_es1 }, ++ { .soc_id = "r8a77980", .data = &sdhi_quirks_nohs400 }, + { /* Sentinel. */ }, + }; + +diff --git a/drivers/mmc/host/sdhci-pci-o2micro.c b/drivers/mmc/host/sdhci-pci-o2micro.c +index 05a012a694b2..423c3339c03b 100644 +--- a/drivers/mmc/host/sdhci-pci-o2micro.c ++++ b/drivers/mmc/host/sdhci-pci-o2micro.c +@@ -124,6 +124,7 @@ static int sdhci_o2_execute_tuning(struct mmc_host *mmc, u32 opcode) + */ + if (mmc->ios.bus_width == MMC_BUS_WIDTH_8) { + current_bus_width = mmc->ios.bus_width; ++ mmc->ios.bus_width = MMC_BUS_WIDTH_4; + sdhci_set_bus_width(host, MMC_BUS_WIDTH_4); + } + +@@ -135,8 +136,10 @@ static int sdhci_o2_execute_tuning(struct mmc_host *mmc, u32 opcode) + + sdhci_end_tuning(host); + +- if (current_bus_width == MMC_BUS_WIDTH_8) ++ if (current_bus_width == MMC_BUS_WIDTH_8) { ++ mmc->ios.bus_width = MMC_BUS_WIDTH_8; + sdhci_set_bus_width(host, current_bus_width); ++ } + + host->flags &= ~SDHCI_HS400_TUNING; + return 0; +diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c +index 1c66fb2ad76b..f97c628eb2ad 100644 +--- a/drivers/net/can/flexcan.c ++++ b/drivers/net/can/flexcan.c +@@ -166,7 +166,7 @@ + #define FLEXCAN_MB_CNT_LENGTH(x) (((x) & 0xf) << 16) + #define FLEXCAN_MB_CNT_TIMESTAMP(x) ((x) & 0xffff) + +-#define FLEXCAN_TIMEOUT_US (50) ++#define FLEXCAN_TIMEOUT_US (250) + + /* FLEXCAN hardware feature flags + * +diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c +index 97d0933d9bd9..e4a5038eba9a 100644 +--- a/drivers/net/can/xilinx_can.c ++++ b/drivers/net/can/xilinx_can.c +@@ -1443,7 +1443,7 @@ static const struct xcan_devtype_data xcan_canfd_data = { + XCAN_FLAG_RXMNF | + XCAN_FLAG_TX_MAILBOXES | + XCAN_FLAG_RX_FIFO_MULTI, +- .bittiming_const = &xcan_bittiming_const, ++ .bittiming_const = &xcan_bittiming_const_canfd, + .btr_ts2_shift = XCAN_BTR_TS2_SHIFT_CANFD, + .btr_sjw_shift = XCAN_BTR_SJW_SHIFT_CANFD, + .bus_clk_name = "s_axi_aclk", +diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c +index 720f1dde2c2d..ae750ab9a4d7 100644 +--- a/drivers/net/dsa/mv88e6xxx/chip.c ++++ b/drivers/net/dsa/mv88e6xxx/chip.c +@@ -1517,7 +1517,7 @@ static int mv88e6xxx_vtu_get(struct mv88e6xxx_chip *chip, u16 vid, + int err; + + if (!vid) +- return -EINVAL; ++ return -EOPNOTSUPP; + + entry->vid = vid - 1; + entry->valid = false; +diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +index ce15d2350db9..188c3f6791b5 100644 +--- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c ++++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +@@ -339,6 +339,7 @@ static int __lb_setup(struct net_device *ndev, + static int __lb_up(struct net_device *ndev, + enum hnae_loop loop_mode) + { ++#define NIC_LB_TEST_WAIT_PHY_LINK_TIME 300 + struct hns_nic_priv *priv = netdev_priv(ndev); + struct hnae_handle *h = priv->ae_handle; + int speed, duplex; +@@ -365,6 +366,9 @@ static int __lb_up(struct net_device *ndev, + + h->dev->ops->adjust_link(h, speed, duplex); + ++ /* wait adjust link done and phy ready */ ++ msleep(NIC_LB_TEST_WAIT_PHY_LINK_TIME); ++ + return 0; + } + +diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c +index 549d36497b8c..f3f7551162a9 100644 +--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c ++++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c +@@ -1777,6 +1777,7 @@ static void mtk_poll_controller(struct net_device *dev) + + static int mtk_start_dma(struct mtk_eth *eth) + { ++ u32 rx_2b_offset = (NET_IP_ALIGN == 2) ? MTK_RX_2B_OFFSET : 0; + int err; + + err = mtk_dma_init(eth); +@@ -1793,7 +1794,7 @@ static int mtk_start_dma(struct mtk_eth *eth) + MTK_QDMA_GLO_CFG); + + mtk_w32(eth, +- MTK_RX_DMA_EN | MTK_RX_2B_OFFSET | ++ MTK_RX_DMA_EN | rx_2b_offset | + MTK_RX_BT_32DWORDS | MTK_MULTI_EN, + MTK_PDMA_GLO_CFG); + +@@ -2297,13 +2298,13 @@ static int mtk_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, + + switch (cmd->cmd) { + case ETHTOOL_GRXRINGS: +- if (dev->features & NETIF_F_LRO) { ++ if (dev->hw_features & NETIF_F_LRO) { + cmd->data = MTK_MAX_RX_RING_NUM; + ret = 0; + } + break; + case ETHTOOL_GRXCLSRLCNT: +- if (dev->features & NETIF_F_LRO) { ++ if (dev->hw_features & NETIF_F_LRO) { + struct mtk_mac *mac = netdev_priv(dev); + + cmd->rule_cnt = mac->hwlro_ip_cnt; +@@ -2311,11 +2312,11 @@ static int mtk_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, + } + break; + case ETHTOOL_GRXCLSRULE: +- if (dev->features & NETIF_F_LRO) ++ if (dev->hw_features & NETIF_F_LRO) + ret = mtk_hwlro_get_fdir_entry(dev, cmd); + break; + case ETHTOOL_GRXCLSRLALL: +- if (dev->features & NETIF_F_LRO) ++ if (dev->hw_features & NETIF_F_LRO) + ret = mtk_hwlro_get_fdir_all(dev, cmd, + rule_locs); + break; +@@ -2332,11 +2333,11 @@ static int mtk_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) + + switch (cmd->cmd) { + case ETHTOOL_SRXCLSRLINS: +- if (dev->features & NETIF_F_LRO) ++ if (dev->hw_features & NETIF_F_LRO) + ret = mtk_hwlro_add_ipaddr(dev, cmd); + break; + case ETHTOOL_SRXCLSRLDEL: +- if (dev->features & NETIF_F_LRO) ++ if (dev->hw_features & NETIF_F_LRO) + ret = mtk_hwlro_del_ipaddr(dev, cmd); + break; + default: +diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c +index bbeb1623e2d5..717fce6edeb7 100644 +--- a/drivers/net/ipvlan/ipvlan_main.c ++++ b/drivers/net/ipvlan/ipvlan_main.c +@@ -112,7 +112,7 @@ static void ipvlan_port_destroy(struct net_device *dev) + } + + #define IPVLAN_FEATURES \ +- (NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST | \ ++ (NETIF_F_SG | NETIF_F_CSUM_MASK | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST | \ + NETIF_F_GSO | NETIF_F_TSO | NETIF_F_GSO_ROBUST | \ + NETIF_F_TSO_ECN | NETIF_F_TSO6 | NETIF_F_GRO | NETIF_F_RXCSUM | \ + NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_HW_VLAN_STAG_FILTER) +diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c +index efa31fcda505..611dfc3d89a0 100644 +--- a/drivers/net/phy/phylink.c ++++ b/drivers/net/phy/phylink.c +@@ -1080,6 +1080,7 @@ EXPORT_SYMBOL_GPL(phylink_ethtool_ksettings_get); + int phylink_ethtool_ksettings_set(struct phylink *pl, + const struct ethtool_link_ksettings *kset) + { ++ __ETHTOOL_DECLARE_LINK_MODE_MASK(support); + struct ethtool_link_ksettings our_kset; + struct phylink_link_state config; + int ret; +@@ -1090,11 +1091,12 @@ int phylink_ethtool_ksettings_set(struct phylink *pl, + kset->base.autoneg != AUTONEG_ENABLE) + return -EINVAL; + ++ linkmode_copy(support, pl->supported); + config = pl->link_config; + + /* Mask out unsupported advertisements */ + linkmode_and(config.advertising, kset->link_modes.advertising, +- pl->supported); ++ support); + + /* FIXME: should we reject autoneg if phy/mac does not support it? */ + if (kset->base.autoneg == AUTONEG_DISABLE) { +@@ -1104,7 +1106,7 @@ int phylink_ethtool_ksettings_set(struct phylink *pl, + * duplex. + */ + s = phy_lookup_setting(kset->base.speed, kset->base.duplex, +- pl->supported, false); ++ support, false); + if (!s) + return -EINVAL; + +@@ -1133,7 +1135,7 @@ int phylink_ethtool_ksettings_set(struct phylink *pl, + __set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, config.advertising); + } + +- if (phylink_validate(pl, pl->supported, &config)) ++ if (phylink_validate(pl, support, &config)) + return -EINVAL; + + /* If autonegotiation is enabled, we must have an advertisement */ +@@ -1583,6 +1585,7 @@ static int phylink_sfp_module_insert(void *upstream, + { + struct phylink *pl = upstream; + __ETHTOOL_DECLARE_LINK_MODE_MASK(support) = { 0, }; ++ __ETHTOOL_DECLARE_LINK_MODE_MASK(support1); + struct phylink_link_state config; + phy_interface_t iface; + int ret = 0; +@@ -1610,6 +1613,8 @@ static int phylink_sfp_module_insert(void *upstream, + return ret; + } + ++ linkmode_copy(support1, support); ++ + iface = sfp_select_interface(pl->sfp_bus, id, config.advertising); + if (iface == PHY_INTERFACE_MODE_NA) { + netdev_err(pl->netdev, +@@ -1619,7 +1624,7 @@ static int phylink_sfp_module_insert(void *upstream, + } + + config.interface = iface; +- ret = phylink_validate(pl, support, &config); ++ ret = phylink_validate(pl, support1, &config); + if (ret) { + netdev_err(pl->netdev, "validation of %s/%s with support %*pb failed: %d\n", + phylink_an_mode_str(MLO_AN_INBAND), +diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +index 4d104ab80fd8..f757c9e72e71 100644 +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +@@ -676,6 +676,12 @@ brcmf_sdio_kso_control(struct brcmf_sdio *bus, bool on) + + brcmf_dbg(TRACE, "Enter: on=%d\n", on); + ++ sdio_retune_crc_disable(bus->sdiodev->func1); ++ ++ /* Cannot re-tune if device is asleep; defer till we're awake */ ++ if (on) ++ sdio_retune_hold_now(bus->sdiodev->func1); ++ + wr_val = (on << SBSDIO_FUNC1_SLEEPCSR_KSO_SHIFT); + /* 1st KSO write goes to AOS wake up core if device is asleep */ + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, wr_val, &err); +@@ -736,6 +742,11 @@ brcmf_sdio_kso_control(struct brcmf_sdio *bus, bool on) + if (try_cnt > MAX_KSO_ATTEMPTS) + brcmf_err("max tries: rd_val=0x%x err=%d\n", rd_val, err); + ++ if (on) ++ sdio_retune_release(bus->sdiodev->func1); ++ ++ sdio_retune_crc_enable(bus->sdiodev->func1); ++ + return err; + } + +@@ -3373,11 +3384,7 @@ err: + + static bool brcmf_sdio_aos_no_decode(struct brcmf_sdio *bus) + { +- if (bus->ci->chip == CY_CC_43012_CHIP_ID || +- bus->ci->chip == CY_CC_4373_CHIP_ID || +- bus->ci->chip == BRCM_CC_4339_CHIP_ID || +- bus->ci->chip == BRCM_CC_4345_CHIP_ID || +- bus->ci->chip == BRCM_CC_4354_CHIP_ID) ++ if (bus->ci->chip == CY_CC_43012_CHIP_ID) + return true; + else + return false; +diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c +index 35d2202ee2fd..3a390b2c7540 100644 +--- a/drivers/nvme/host/core.c ++++ b/drivers/nvme/host/core.c +@@ -3397,7 +3397,8 @@ static int nvme_scan_ns_list(struct nvme_ctrl *ctrl, unsigned nn) + { + struct nvme_ns *ns; + __le32 *ns_list; +- unsigned i, j, nsid, prev = 0, num_lists = DIV_ROUND_UP(nn, 1024); ++ unsigned i, j, nsid, prev = 0; ++ unsigned num_lists = DIV_ROUND_UP_ULL((u64)nn, 1024); + int ret = 0; + + ns_list = kzalloc(NVME_IDENTIFY_DATA_SIZE, GFP_KERNEL); +diff --git a/drivers/nvme/target/io-cmd-bdev.c b/drivers/nvme/target/io-cmd-bdev.c +index a065dbfc43b1..a77fd8674ecf 100644 +--- a/drivers/nvme/target/io-cmd-bdev.c ++++ b/drivers/nvme/target/io-cmd-bdev.c +@@ -295,6 +295,7 @@ u16 nvmet_bdev_parse_io_cmd(struct nvmet_req *req) + return 0; + case nvme_cmd_write_zeroes: + req->execute = nvmet_bdev_execute_write_zeroes; ++ req->data_len = 0; + return 0; + default: + pr_err("unhandled cmd %d on qid %d\n", cmd->common.opcode, +diff --git a/drivers/parport/share.c b/drivers/parport/share.c +index 5dc53d420ca8..7b4ee33c1935 100644 +--- a/drivers/parport/share.c ++++ b/drivers/parport/share.c +@@ -895,6 +895,7 @@ parport_register_dev_model(struct parport *port, const char *name, + par_dev->devmodel = true; + ret = device_register(&par_dev->dev); + if (ret) { ++ kfree(par_dev->state); + put_device(&par_dev->dev); + goto err_put_port; + } +@@ -912,6 +913,7 @@ parport_register_dev_model(struct parport *port, const char *name, + spin_unlock(&port->physport->pardevice_lock); + pr_debug("%s: cannot grant exclusive access for device %s\n", + port->name, name); ++ kfree(par_dev->state); + device_unregister(&par_dev->dev); + goto err_put_port; + } +diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c +index c3067fd3bd9e..fece768efcb1 100644 +--- a/drivers/s390/net/qeth_l2_main.c ++++ b/drivers/s390/net/qeth_l2_main.c +@@ -1679,7 +1679,7 @@ static void qeth_bridgeport_an_set_cb(void *priv, + + l2entry = (struct qdio_brinfo_entry_l2 *)entry; + code = IPA_ADDR_CHANGE_CODE_MACADDR; +- if (l2entry->addr_lnid.lnid) ++ if (l2entry->addr_lnid.lnid < VLAN_N_VID) + code |= IPA_ADDR_CHANGE_CODE_VLANID; + qeth_bridge_emit_host_event(card, anev_reg_unreg, code, + (struct net_if_token *)&l2entry->nit, +diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c +index 53712cf26406..93a5748036de 100644 +--- a/drivers/s390/net/qeth_l3_main.c ++++ b/drivers/s390/net/qeth_l3_main.c +@@ -1883,13 +1883,20 @@ static int qeth_l3_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) + + static int qeth_l3_get_cast_type(struct sk_buff *skb) + { ++ int ipv = qeth_get_ip_version(skb); + struct neighbour *n = NULL; + struct dst_entry *dst; + + rcu_read_lock(); + dst = skb_dst(skb); +- if (dst) +- n = dst_neigh_lookup_skb(dst, skb); ++ if (dst) { ++ struct rt6_info *rt = (struct rt6_info *) dst; ++ ++ dst = dst_check(dst, (ipv == 6) ? rt6_get_cookie(rt) : 0); ++ if (dst) ++ n = dst_neigh_lookup_skb(dst, skb); ++ } ++ + if (n) { + int cast_type = n->type; + +@@ -1904,8 +1911,10 @@ static int qeth_l3_get_cast_type(struct sk_buff *skb) + rcu_read_unlock(); + + /* no neighbour (eg AF_PACKET), fall back to target's IP address ... */ +- switch (qeth_get_ip_version(skb)) { ++ switch (ipv) { + case 4: ++ if (ipv4_is_lbcast(ip_hdr(skb)->daddr)) ++ return RTN_BROADCAST; + return ipv4_is_multicast(ip_hdr(skb)->daddr) ? + RTN_MULTICAST : RTN_UNICAST; + case 6: +@@ -1941,6 +1950,7 @@ static void qeth_l3_fill_header(struct qeth_qdio_out_q *queue, + struct qeth_hdr_layer3 *l3_hdr = &hdr->hdr.l3; + struct vlan_ethhdr *veth = vlan_eth_hdr(skb); + struct qeth_card *card = queue->card; ++ struct dst_entry *dst; + + hdr->hdr.l3.length = data_len; + +@@ -1991,15 +2001,27 @@ static void qeth_l3_fill_header(struct qeth_qdio_out_q *queue, + + hdr->hdr.l3.flags = qeth_l3_cast_type_to_flag(cast_type); + rcu_read_lock(); ++ dst = skb_dst(skb); ++ + if (ipv == 4) { +- struct rtable *rt = skb_rtable(skb); ++ struct rtable *rt; ++ ++ if (dst) ++ dst = dst_check(dst, 0); ++ rt = (struct rtable *) dst; + + *((__be32 *) &hdr->hdr.l3.next_hop.ipv4.addr) = (rt) ? + rt_nexthop(rt, ip_hdr(skb)->daddr) : + ip_hdr(skb)->daddr; + } else { + /* IPv6 */ +- const struct rt6_info *rt = skb_rt6_info(skb); ++ struct rt6_info *rt; ++ ++ if (dst) { ++ rt = (struct rt6_info *) dst; ++ dst = dst_check(dst, rt6_get_cookie(rt)); ++ } ++ rt = (struct rt6_info *) dst; + + if (rt && !ipv6_addr_any(&rt->rt6i_gateway)) + l3_hdr->next_hop.ipv6_addr = rt->rt6i_gateway; +diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c +index 531824afba5f..392695b4691a 100644 +--- a/drivers/scsi/smartpqi/smartpqi_init.c ++++ b/drivers/scsi/smartpqi/smartpqi_init.c +@@ -4044,8 +4044,10 @@ static int pqi_submit_raid_request_synchronous(struct pqi_ctrl_info *ctrl_info, + return -ETIMEDOUT; + msecs_blocked = + jiffies_to_msecs(jiffies - start_jiffies); +- if (msecs_blocked >= timeout_msecs) +- return -ETIMEDOUT; ++ if (msecs_blocked >= timeout_msecs) { ++ rc = -ETIMEDOUT; ++ goto out; ++ } + timeout_msecs -= msecs_blocked; + } + } +diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c +index 27213676329c..848c7478efd6 100644 +--- a/drivers/scsi/ufs/ufshcd-pltfrm.c ++++ b/drivers/scsi/ufs/ufshcd-pltfrm.c +@@ -340,24 +340,21 @@ int ufshcd_pltfrm_init(struct platform_device *pdev, + goto dealloc_host; + } + +- pm_runtime_set_active(&pdev->dev); +- pm_runtime_enable(&pdev->dev); +- + ufshcd_init_lanes_per_dir(hba); + + err = ufshcd_init(hba, mmio_base, irq); + if (err) { + dev_err(dev, "Initialization failed\n"); +- goto out_disable_rpm; ++ goto dealloc_host; + } + + platform_set_drvdata(pdev, hba); + ++ pm_runtime_set_active(&pdev->dev); ++ pm_runtime_enable(&pdev->dev); ++ + return 0; + +-out_disable_rpm: +- pm_runtime_disable(&pdev->dev); +- pm_runtime_set_suspended(&pdev->dev); + dealloc_host: + ufshcd_dealloc_host(hba); + out: +diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c +index 5ba49c8cd2a3..dbd1f8c253bf 100644 +--- a/drivers/scsi/ufs/ufshcd.c ++++ b/drivers/scsi/ufs/ufshcd.c +@@ -1917,7 +1917,8 @@ int ufshcd_copy_query_response(struct ufs_hba *hba, struct ufshcd_lrb *lrbp) + memcpy(&query_res->upiu_res, &lrbp->ucd_rsp_ptr->qr, QUERY_OSF_SIZE); + + /* Get the descriptor */ +- if (lrbp->ucd_rsp_ptr->qr.opcode == UPIU_QUERY_OPCODE_READ_DESC) { ++ if (hba->dev_cmd.query.descriptor && ++ lrbp->ucd_rsp_ptr->qr.opcode == UPIU_QUERY_OPCODE_READ_DESC) { + u8 *descp = (u8 *)lrbp->ucd_rsp_ptr + + GENERAL_UPIU_REQUEST_SIZE; + u16 resp_len; +diff --git a/drivers/staging/erofs/erofs_fs.h b/drivers/staging/erofs/erofs_fs.h +index fa52898df006..8ddb2b3e7d39 100644 +--- a/drivers/staging/erofs/erofs_fs.h ++++ b/drivers/staging/erofs/erofs_fs.h +@@ -17,10 +17,16 @@ + #define EROFS_SUPER_MAGIC_V1 0xE0F5E1E2 + #define EROFS_SUPER_OFFSET 1024 + ++/* ++ * Any bits that aren't in EROFS_ALL_REQUIREMENTS should be ++ * incompatible with this kernel version. ++ */ ++#define EROFS_ALL_REQUIREMENTS 0 ++ + struct erofs_super_block { + /* 0 */__le32 magic; /* in the little endian */ + /* 4 */__le32 checksum; /* crc32c(super_block) */ +-/* 8 */__le32 features; ++/* 8 */__le32 features; /* (aka. feature_compat) */ + /* 12 */__u8 blkszbits; /* support block_size == PAGE_SIZE only */ + /* 13 */__u8 reserved; + +@@ -34,9 +40,10 @@ struct erofs_super_block { + /* 44 */__le32 xattr_blkaddr; + /* 48 */__u8 uuid[16]; /* 128-bit uuid for volume */ + /* 64 */__u8 volume_name[16]; /* volume name */ ++/* 80 */__le32 requirements; /* (aka. feature_incompat) */ + +-/* 80 */__u8 reserved2[48]; /* 128 bytes */ +-} __packed; ++/* 84 */__u8 reserved2[44]; ++} __packed; /* 128 bytes */ + + /* + * erofs inode data mapping: +diff --git a/drivers/staging/erofs/internal.h b/drivers/staging/erofs/internal.h +index e3bfde00c7d2..20cf6e7e170f 100644 +--- a/drivers/staging/erofs/internal.h ++++ b/drivers/staging/erofs/internal.h +@@ -114,6 +114,8 @@ struct erofs_sb_info { + + u8 uuid[16]; /* 128-bit uuid for volume */ + u8 volume_name[16]; /* volume name */ ++ u32 requirements; ++ + char *dev_name; + + unsigned int mount_opt; +diff --git a/drivers/staging/erofs/super.c b/drivers/staging/erofs/super.c +index c8981662a49b..2ed53dd7f50c 100644 +--- a/drivers/staging/erofs/super.c ++++ b/drivers/staging/erofs/super.c +@@ -76,6 +76,22 @@ static void destroy_inode(struct inode *inode) + call_rcu(&inode->i_rcu, i_callback); + } + ++static bool check_layout_compatibility(struct super_block *sb, ++ struct erofs_super_block *layout) ++{ ++ const unsigned int requirements = le32_to_cpu(layout->requirements); ++ ++ EROFS_SB(sb)->requirements = requirements; ++ ++ /* check if current kernel meets all mandatory requirements */ ++ if (requirements & (~EROFS_ALL_REQUIREMENTS)) { ++ errln("unidentified requirements %x, please upgrade kernel version", ++ requirements & ~EROFS_ALL_REQUIREMENTS); ++ return false; ++ } ++ return true; ++} ++ + static int superblock_read(struct super_block *sb) + { + struct erofs_sb_info *sbi; +@@ -109,6 +125,9 @@ static int superblock_read(struct super_block *sb) + goto out; + } + ++ if (!check_layout_compatibility(sb, layout)) ++ goto out; ++ + sbi->blocks = le32_to_cpu(layout->blocks); + sbi->meta_blkaddr = le32_to_cpu(layout->meta_blkaddr); + #ifdef CONFIG_EROFS_FS_XATTR +diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c +index 829e947cabf5..6a5ee8e6da10 100644 +--- a/drivers/usb/chipidea/udc.c ++++ b/drivers/usb/chipidea/udc.c +@@ -1622,6 +1622,25 @@ static int ci_udc_pullup(struct usb_gadget *_gadget, int is_on) + static int ci_udc_start(struct usb_gadget *gadget, + struct usb_gadget_driver *driver); + static int ci_udc_stop(struct usb_gadget *gadget); ++ ++/* Match ISOC IN from the highest endpoint */ ++static struct usb_ep *ci_udc_match_ep(struct usb_gadget *gadget, ++ struct usb_endpoint_descriptor *desc, ++ struct usb_ss_ep_comp_descriptor *comp_desc) ++{ ++ struct ci_hdrc *ci = container_of(gadget, struct ci_hdrc, gadget); ++ struct usb_ep *ep; ++ ++ if (usb_endpoint_xfer_isoc(desc) && usb_endpoint_dir_in(desc)) { ++ list_for_each_entry_reverse(ep, &ci->gadget.ep_list, ep_list) { ++ if (ep->caps.dir_in && !ep->claimed) ++ return ep; ++ } ++ } ++ ++ return NULL; ++} ++ + /** + * Device operations part of the API to the USB controller hardware, + * which don't involve endpoints (or i/o) +@@ -1635,6 +1654,7 @@ static const struct usb_gadget_ops usb_gadget_ops = { + .vbus_draw = ci_udc_vbus_draw, + .udc_start = ci_udc_start, + .udc_stop = ci_udc_stop, ++ .match_ep = ci_udc_match_ep, + }; + + static int init_eps(struct ci_hdrc *ci) +diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c +index 765ef5f1ffb8..3c8e65900dcb 100644 +--- a/drivers/usb/host/xhci-ring.c ++++ b/drivers/usb/host/xhci-ring.c +@@ -1608,8 +1608,13 @@ static void handle_port_status(struct xhci_hcd *xhci, + usb_hcd_resume_root_hub(hcd); + } + +- if (hcd->speed >= HCD_USB3 && (portsc & PORT_PLS_MASK) == XDEV_INACTIVE) ++ if (hcd->speed >= HCD_USB3 && ++ (portsc & PORT_PLS_MASK) == XDEV_INACTIVE) { ++ slot_id = xhci_find_slot_id_by_port(hcd, xhci, hcd_portnum + 1); ++ if (slot_id && xhci->devs[slot_id]) ++ xhci->devs[slot_id]->flags |= VDEV_PORT_ERROR; + bus_state->port_remote_wakeup &= ~(1 << hcd_portnum); ++ } + + if ((portsc & PORT_PLC) && (portsc & PORT_PLS_MASK) == XDEV_RESUME) { + xhci_dbg(xhci, "port resume event for port %d\n", port_id); +@@ -1797,6 +1802,14 @@ static void xhci_cleanup_halted_endpoint(struct xhci_hcd *xhci, + { + struct xhci_virt_ep *ep = &xhci->devs[slot_id]->eps[ep_index]; + struct xhci_command *command; ++ ++ /* ++ * Avoid resetting endpoint if link is inactive. Can cause host hang. ++ * Device will be reset soon to recover the link so don't do anything ++ */ ++ if (xhci->devs[slot_id]->flags & VDEV_PORT_ERROR) ++ return; ++ + command = xhci_alloc_command(xhci, false, GFP_ATOMIC); + if (!command) + return; +diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c +index 448e3f812833..f39ca3980e48 100644 +--- a/drivers/usb/host/xhci.c ++++ b/drivers/usb/host/xhci.c +@@ -1442,6 +1442,10 @@ static int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag + xhci_dbg(xhci, "urb submitted during PCI suspend\n"); + return -ESHUTDOWN; + } ++ if (xhci->devs[slot_id]->flags & VDEV_PORT_ERROR) { ++ xhci_dbg(xhci, "Can't queue urb, port error, link inactive\n"); ++ return -ENODEV; ++ } + + if (usb_endpoint_xfer_isoc(&urb->ep->desc)) + num_tds = urb->number_of_packets; +@@ -3724,6 +3728,7 @@ static int xhci_discover_or_reset_device(struct usb_hcd *hcd, + } + /* If necessary, update the number of active TTs on this root port */ + xhci_update_tt_active_eps(xhci, virt_dev, old_active_eps); ++ virt_dev->flags = 0; + ret = 0; + + command_cleanup: +@@ -5029,16 +5034,26 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) + } else { + /* + * Some 3.1 hosts return sbrn 0x30, use xhci supported protocol +- * minor revision instead of sbrn ++ * minor revision instead of sbrn. Minor revision is a two digit ++ * BCD containing minor and sub-minor numbers, only show minor. + */ +- minor_rev = xhci->usb3_rhub.min_rev; +- if (minor_rev) { ++ minor_rev = xhci->usb3_rhub.min_rev / 0x10; ++ ++ switch (minor_rev) { ++ case 2: ++ hcd->speed = HCD_USB32; ++ hcd->self.root_hub->speed = USB_SPEED_SUPER_PLUS; ++ hcd->self.root_hub->rx_lanes = 2; ++ hcd->self.root_hub->tx_lanes = 2; ++ break; ++ case 1: + hcd->speed = HCD_USB31; + hcd->self.root_hub->speed = USB_SPEED_SUPER_PLUS; ++ break; + } +- xhci_info(xhci, "Host supports USB 3.%x %s SuperSpeed\n", ++ xhci_info(xhci, "Host supports USB 3.%x %sSuperSpeed\n", + minor_rev, +- minor_rev ? "Enhanced" : ""); ++ minor_rev ? "Enhanced " : ""); + + xhci->usb3_rhub.hcd = hcd; + /* xHCI private pointer was set in xhci_pci_probe for the second +diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h +index 9334cdee382a..a0035e7b62d8 100644 +--- a/drivers/usb/host/xhci.h ++++ b/drivers/usb/host/xhci.h +@@ -1010,6 +1010,15 @@ struct xhci_virt_device { + u8 real_port; + struct xhci_interval_bw_table *bw_table; + struct xhci_tt_bw_info *tt_info; ++ /* ++ * flags for state tracking based on events and issued commands. ++ * Software can not rely on states from output contexts because of ++ * latency between events and xHC updating output context values. ++ * See xhci 1.1 section 4.8.3 for more details ++ */ ++ unsigned long flags; ++#define VDEV_PORT_ERROR BIT(0) /* Port error, link inactive */ ++ + /* The current max exit latency for the enabled USB3 link states. */ + u16 current_mel; + /* Used for the debugfs interfaces. */ +diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c +index 10d9589001a9..bb5bd49573b4 100644 +--- a/fs/btrfs/reada.c ++++ b/fs/btrfs/reada.c +@@ -747,6 +747,7 @@ static void __reada_start_machine(struct btrfs_fs_info *fs_info) + u64 total = 0; + int i; + ++again: + do { + enqueued = 0; + mutex_lock(&fs_devices->device_list_mutex); +@@ -758,6 +759,10 @@ static void __reada_start_machine(struct btrfs_fs_info *fs_info) + mutex_unlock(&fs_devices->device_list_mutex); + total += enqueued; + } while (enqueued && total < 10000); ++ if (fs_devices->seed) { ++ fs_devices = fs_devices->seed; ++ goto again; ++ } + + if (enqueued == 0) + return; +diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c +index a05bf1d6e1d0..2ab3de440927 100644 +--- a/fs/cifs/cifsfs.c ++++ b/fs/cifs/cifsfs.c +@@ -303,6 +303,7 @@ cifs_alloc_inode(struct super_block *sb) + cifs_inode->uniqueid = 0; + cifs_inode->createtime = 0; + cifs_inode->epoch = 0; ++ spin_lock_init(&cifs_inode->open_file_lock); + generate_random_uuid(cifs_inode->lease_key); + + /* +diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h +index 607468948f72..a588fbc54968 100644 +--- a/fs/cifs/cifsglob.h ++++ b/fs/cifs/cifsglob.h +@@ -1357,6 +1357,7 @@ struct cifsInodeInfo { + struct rw_semaphore lock_sem; /* protect the fields above */ + /* BB add in lists for dirty pages i.e. write caching info for oplock */ + struct list_head openFileList; ++ spinlock_t open_file_lock; /* protects openFileList */ + __u32 cifsAttrs; /* e.g. DOS archive bit, sparse, compressed, system */ + unsigned int oplock; /* oplock/lease level we have */ + unsigned int epoch; /* used to track lease state changes */ +@@ -1760,10 +1761,14 @@ require use of the stronger protocol */ + * tcp_ses_lock protects: + * list operations on tcp and SMB session lists + * tcon->open_file_lock protects the list of open files hanging off the tcon ++ * inode->open_file_lock protects the openFileList hanging off the inode + * cfile->file_info_lock protects counters and fields in cifs file struct + * f_owner.lock protects certain per file struct operations + * mapping->page_lock protects certain per page operations + * ++ * Note that the cifs_tcon.open_file_lock should be taken before ++ * not after the cifsInodeInfo.open_file_lock ++ * + * Semaphores + * ---------- + * sesSem operations on smb session +diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c +index 4c0e44489f21..e9507fba0b36 100644 +--- a/fs/cifs/connect.c ++++ b/fs/cifs/connect.c +@@ -478,6 +478,7 @@ cifs_reconnect(struct TCP_Server_Info *server) + spin_lock(&GlobalMid_Lock); + server->nr_targets = 1; + #ifdef CONFIG_CIFS_DFS_UPCALL ++ spin_unlock(&GlobalMid_Lock); + cifs_sb = find_super_by_tcp(server); + if (IS_ERR(cifs_sb)) { + rc = PTR_ERR(cifs_sb); +@@ -495,6 +496,7 @@ cifs_reconnect(struct TCP_Server_Info *server) + } + cifs_dbg(FYI, "%s: will retry %d target(s)\n", __func__, + server->nr_targets); ++ spin_lock(&GlobalMid_Lock); + #endif + if (server->tcpStatus == CifsExiting) { + /* the demux thread will exit normally +diff --git a/fs/cifs/file.c b/fs/cifs/file.c +index 9a1db37b303a..736a61843e73 100644 +--- a/fs/cifs/file.c ++++ b/fs/cifs/file.c +@@ -338,10 +338,12 @@ cifs_new_fileinfo(struct cifs_fid *fid, struct file *file, + atomic_inc(&tcon->num_local_opens); + + /* if readable file instance put first in list*/ ++ spin_lock(&cinode->open_file_lock); + if (file->f_mode & FMODE_READ) + list_add(&cfile->flist, &cinode->openFileList); + else + list_add_tail(&cfile->flist, &cinode->openFileList); ++ spin_unlock(&cinode->open_file_lock); + spin_unlock(&tcon->open_file_lock); + + if (fid->purge_cache) +@@ -413,7 +415,9 @@ void _cifsFileInfo_put(struct cifsFileInfo *cifs_file, bool wait_oplock_handler) + cifs_add_pending_open_locked(&fid, cifs_file->tlink, &open); + + /* remove it from the lists */ ++ spin_lock(&cifsi->open_file_lock); + list_del(&cifs_file->flist); ++ spin_unlock(&cifsi->open_file_lock); + list_del(&cifs_file->tlist); + atomic_dec(&tcon->num_local_opens); + +@@ -1950,9 +1954,9 @@ refind_writable: + return 0; + } + +- spin_lock(&tcon->open_file_lock); ++ spin_lock(&cifs_inode->open_file_lock); + list_move_tail(&inv_file->flist, &cifs_inode->openFileList); +- spin_unlock(&tcon->open_file_lock); ++ spin_unlock(&cifs_inode->open_file_lock); + cifsFileInfo_put(inv_file); + ++refind; + inv_file = NULL; +diff --git a/fs/cifs/smb2maperror.c b/fs/cifs/smb2maperror.c +index e32c264e3adb..82ade16c9501 100644 +--- a/fs/cifs/smb2maperror.c ++++ b/fs/cifs/smb2maperror.c +@@ -457,7 +457,7 @@ static const struct status_to_posix_error smb2_error_map_table[] = { + {STATUS_FILE_INVALID, -EIO, "STATUS_FILE_INVALID"}, + {STATUS_ALLOTTED_SPACE_EXCEEDED, -EIO, + "STATUS_ALLOTTED_SPACE_EXCEEDED"}, +- {STATUS_INSUFFICIENT_RESOURCES, -EREMOTEIO, ++ {STATUS_INSUFFICIENT_RESOURCES, -EAGAIN, + "STATUS_INSUFFICIENT_RESOURCES"}, + {STATUS_DFS_EXIT_PATH_FOUND, -EIO, "STATUS_DFS_EXIT_PATH_FOUND"}, + {STATUS_DEVICE_DATA_ERROR, -EIO, "STATUS_DEVICE_DATA_ERROR"}, +diff --git a/fs/namespace.c b/fs/namespace.c +index c9cab307fa77..061f247a3cdb 100644 +--- a/fs/namespace.c ++++ b/fs/namespace.c +@@ -2079,6 +2079,7 @@ static int attach_recursive_mnt(struct mount *source_mnt, + /* Notice when we are propagating across user namespaces */ + if (child->mnt_parent->mnt_ns->user_ns != user_ns) + lock_mnt_tree(child); ++ child->mnt.mnt_flags &= ~MNT_LOCKED; + commit_tree(child); + } + put_mountpoint(smp); +diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c +index b48273e846ad..f0389849fd80 100644 +--- a/fs/overlayfs/inode.c ++++ b/fs/overlayfs/inode.c +@@ -553,15 +553,15 @@ static void ovl_fill_inode(struct inode *inode, umode_t mode, dev_t rdev, + int xinobits = ovl_xino_bits(inode->i_sb); + + /* +- * When NFS export is enabled and d_ino is consistent with st_ino +- * (samefs or i_ino has enough bits to encode layer), set the same +- * value used for d_ino to i_ino, because nfsd readdirplus compares +- * d_ino values to i_ino values of child entries. When called from ++ * When d_ino is consistent with st_ino (samefs or i_ino has enough ++ * bits to encode layer), set the same value used for st_ino to i_ino, ++ * so inode number exposed via /proc/locks and a like will be ++ * consistent with d_ino and st_ino values. An i_ino value inconsistent ++ * with d_ino also causes nfsd readdirplus to fail. When called from + * ovl_new_inode(), ino arg is 0, so i_ino will be updated to real + * upper inode i_ino on ovl_inode_init() or ovl_inode_update(). + */ +- if (inode->i_sb->s_export_op && +- (ovl_same_sb(inode->i_sb) || xinobits)) { ++ if (ovl_same_sb(inode->i_sb) || xinobits) { + inode->i_ino = ino; + if (xinobits && fsid && !(ino >> (64 - xinobits))) + inode->i_ino |= (unsigned long)fsid << (64 - xinobits); +@@ -777,6 +777,54 @@ struct inode *ovl_lookup_inode(struct super_block *sb, struct dentry *real, + return inode; + } + ++bool ovl_lookup_trap_inode(struct super_block *sb, struct dentry *dir) ++{ ++ struct inode *key = d_inode(dir); ++ struct inode *trap; ++ bool res; ++ ++ trap = ilookup5(sb, (unsigned long) key, ovl_inode_test, key); ++ if (!trap) ++ return false; ++ ++ res = IS_DEADDIR(trap) && !ovl_inode_upper(trap) && ++ !ovl_inode_lower(trap); ++ ++ iput(trap); ++ return res; ++} ++ ++/* ++ * Create an inode cache entry for layer root dir, that will intentionally ++ * fail ovl_verify_inode(), so any lookup that will find some layer root ++ * will fail. ++ */ ++struct inode *ovl_get_trap_inode(struct super_block *sb, struct dentry *dir) ++{ ++ struct inode *key = d_inode(dir); ++ struct inode *trap; ++ ++ if (!d_is_dir(dir)) ++ return ERR_PTR(-ENOTDIR); ++ ++ trap = iget5_locked(sb, (unsigned long) key, ovl_inode_test, ++ ovl_inode_set, key); ++ if (!trap) ++ return ERR_PTR(-ENOMEM); ++ ++ if (!(trap->i_state & I_NEW)) { ++ /* Conflicting layer roots? */ ++ iput(trap); ++ return ERR_PTR(-ELOOP); ++ } ++ ++ trap->i_mode = S_IFDIR; ++ trap->i_flags = S_DEAD; ++ unlock_new_inode(trap); ++ ++ return trap; ++} ++ + /* + * Does overlay inode need to be hashed by lower inode? + */ +diff --git a/fs/overlayfs/namei.c b/fs/overlayfs/namei.c +index efd372312ef1..badf039267a2 100644 +--- a/fs/overlayfs/namei.c ++++ b/fs/overlayfs/namei.c +@@ -18,6 +18,7 @@ + #include "overlayfs.h" + + struct ovl_lookup_data { ++ struct super_block *sb; + struct qstr name; + bool is_dir; + bool opaque; +@@ -244,6 +245,12 @@ static int ovl_lookup_single(struct dentry *base, struct ovl_lookup_data *d, + if (!d->metacopy || d->last) + goto out; + } else { ++ if (ovl_lookup_trap_inode(d->sb, this)) { ++ /* Caught in a trap of overlapping layers */ ++ err = -ELOOP; ++ goto out_err; ++ } ++ + if (last_element) + d->is_dir = true; + if (d->last) +@@ -819,6 +826,7 @@ struct dentry *ovl_lookup(struct inode *dir, struct dentry *dentry, + int err; + bool metacopy = false; + struct ovl_lookup_data d = { ++ .sb = dentry->d_sb, + .name = dentry->d_name, + .is_dir = false, + .opaque = false, +diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h +index d26efed9f80a..cec40077b522 100644 +--- a/fs/overlayfs/overlayfs.h ++++ b/fs/overlayfs/overlayfs.h +@@ -270,6 +270,7 @@ void ovl_clear_flag(unsigned long flag, struct inode *inode); + bool ovl_test_flag(unsigned long flag, struct inode *inode); + bool ovl_inuse_trylock(struct dentry *dentry); + void ovl_inuse_unlock(struct dentry *dentry); ++bool ovl_is_inuse(struct dentry *dentry); + bool ovl_need_index(struct dentry *dentry); + int ovl_nlink_start(struct dentry *dentry); + void ovl_nlink_end(struct dentry *dentry); +@@ -376,6 +377,8 @@ struct ovl_inode_params { + struct inode *ovl_new_inode(struct super_block *sb, umode_t mode, dev_t rdev); + struct inode *ovl_lookup_inode(struct super_block *sb, struct dentry *real, + bool is_upper); ++bool ovl_lookup_trap_inode(struct super_block *sb, struct dentry *dir); ++struct inode *ovl_get_trap_inode(struct super_block *sb, struct dentry *dir); + struct inode *ovl_get_inode(struct super_block *sb, + struct ovl_inode_params *oip); + static inline void ovl_copyattr(struct inode *from, struct inode *to) +diff --git a/fs/overlayfs/ovl_entry.h b/fs/overlayfs/ovl_entry.h +index ec237035333a..6ed1ace8f8b3 100644 +--- a/fs/overlayfs/ovl_entry.h ++++ b/fs/overlayfs/ovl_entry.h +@@ -29,6 +29,8 @@ struct ovl_sb { + + struct ovl_layer { + struct vfsmount *mnt; ++ /* Trap in ovl inode cache */ ++ struct inode *trap; + struct ovl_sb *fs; + /* Index of this layer in fs root (upper idx == 0) */ + int idx; +@@ -65,6 +67,10 @@ struct ovl_fs { + /* Did we take the inuse lock? */ + bool upperdir_locked; + bool workdir_locked; ++ /* Traps in ovl inode cache */ ++ struct inode *upperdir_trap; ++ struct inode *workdir_trap; ++ struct inode *indexdir_trap; + /* Inode numbers in all layers do not use the high xino_bits */ + unsigned int xino_bits; + }; +diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c +index 0116735cc321..9780617c69ee 100644 +--- a/fs/overlayfs/super.c ++++ b/fs/overlayfs/super.c +@@ -217,6 +217,9 @@ static void ovl_free_fs(struct ovl_fs *ofs) + { + unsigned i; + ++ iput(ofs->indexdir_trap); ++ iput(ofs->workdir_trap); ++ iput(ofs->upperdir_trap); + dput(ofs->indexdir); + dput(ofs->workdir); + if (ofs->workdir_locked) +@@ -225,8 +228,10 @@ static void ovl_free_fs(struct ovl_fs *ofs) + if (ofs->upperdir_locked) + ovl_inuse_unlock(ofs->upper_mnt->mnt_root); + mntput(ofs->upper_mnt); +- for (i = 0; i < ofs->numlower; i++) ++ for (i = 0; i < ofs->numlower; i++) { ++ iput(ofs->lower_layers[i].trap); + mntput(ofs->lower_layers[i].mnt); ++ } + for (i = 0; i < ofs->numlowerfs; i++) + free_anon_bdev(ofs->lower_fs[i].pseudo_dev); + kfree(ofs->lower_layers); +@@ -984,7 +989,26 @@ static const struct xattr_handler *ovl_xattr_handlers[] = { + NULL + }; + +-static int ovl_get_upper(struct ovl_fs *ofs, struct path *upperpath) ++static int ovl_setup_trap(struct super_block *sb, struct dentry *dir, ++ struct inode **ptrap, const char *name) ++{ ++ struct inode *trap; ++ int err; ++ ++ trap = ovl_get_trap_inode(sb, dir); ++ err = PTR_ERR_OR_ZERO(trap); ++ if (err) { ++ if (err == -ELOOP) ++ pr_err("overlayfs: conflicting %s path\n", name); ++ return err; ++ } ++ ++ *ptrap = trap; ++ return 0; ++} ++ ++static int ovl_get_upper(struct super_block *sb, struct ovl_fs *ofs, ++ struct path *upperpath) + { + struct vfsmount *upper_mnt; + int err; +@@ -1004,6 +1028,11 @@ static int ovl_get_upper(struct ovl_fs *ofs, struct path *upperpath) + if (err) + goto out; + ++ err = ovl_setup_trap(sb, upperpath->dentry, &ofs->upperdir_trap, ++ "upperdir"); ++ if (err) ++ goto out; ++ + upper_mnt = clone_private_mount(upperpath); + err = PTR_ERR(upper_mnt); + if (IS_ERR(upper_mnt)) { +@@ -1030,7 +1059,8 @@ out: + return err; + } + +-static int ovl_make_workdir(struct ovl_fs *ofs, struct path *workpath) ++static int ovl_make_workdir(struct super_block *sb, struct ovl_fs *ofs, ++ struct path *workpath) + { + struct vfsmount *mnt = ofs->upper_mnt; + struct dentry *temp; +@@ -1045,6 +1075,10 @@ static int ovl_make_workdir(struct ovl_fs *ofs, struct path *workpath) + if (!ofs->workdir) + goto out; + ++ err = ovl_setup_trap(sb, ofs->workdir, &ofs->workdir_trap, "workdir"); ++ if (err) ++ goto out; ++ + /* + * Upper should support d_type, else whiteouts are visible. Given + * workdir and upper are on same fs, we can do iterate_dir() on +@@ -1105,7 +1139,8 @@ out: + return err; + } + +-static int ovl_get_workdir(struct ovl_fs *ofs, struct path *upperpath) ++static int ovl_get_workdir(struct super_block *sb, struct ovl_fs *ofs, ++ struct path *upperpath) + { + int err; + struct path workpath = { }; +@@ -1136,19 +1171,16 @@ static int ovl_get_workdir(struct ovl_fs *ofs, struct path *upperpath) + pr_warn("overlayfs: workdir is in-use by another mount, accessing files from both mounts will result in undefined behavior.\n"); + } + +- err = ovl_make_workdir(ofs, &workpath); +- if (err) +- goto out; ++ err = ovl_make_workdir(sb, ofs, &workpath); + +- err = 0; + out: + path_put(&workpath); + + return err; + } + +-static int ovl_get_indexdir(struct ovl_fs *ofs, struct ovl_entry *oe, +- struct path *upperpath) ++static int ovl_get_indexdir(struct super_block *sb, struct ovl_fs *ofs, ++ struct ovl_entry *oe, struct path *upperpath) + { + struct vfsmount *mnt = ofs->upper_mnt; + int err; +@@ -1167,6 +1199,11 @@ static int ovl_get_indexdir(struct ovl_fs *ofs, struct ovl_entry *oe, + + ofs->indexdir = ovl_workdir_create(ofs, OVL_INDEXDIR_NAME, true); + if (ofs->indexdir) { ++ err = ovl_setup_trap(sb, ofs->indexdir, &ofs->indexdir_trap, ++ "indexdir"); ++ if (err) ++ goto out; ++ + /* + * Verify upper root is exclusively associated with index dir. + * Older kernels stored upper fh in "trusted.overlay.origin" +@@ -1254,8 +1291,8 @@ static int ovl_get_fsid(struct ovl_fs *ofs, const struct path *path) + return ofs->numlowerfs; + } + +-static int ovl_get_lower_layers(struct ovl_fs *ofs, struct path *stack, +- unsigned int numlower) ++static int ovl_get_lower_layers(struct super_block *sb, struct ovl_fs *ofs, ++ struct path *stack, unsigned int numlower) + { + int err; + unsigned int i; +@@ -1273,16 +1310,28 @@ static int ovl_get_lower_layers(struct ovl_fs *ofs, struct path *stack, + + for (i = 0; i < numlower; i++) { + struct vfsmount *mnt; ++ struct inode *trap; + int fsid; + + err = fsid = ovl_get_fsid(ofs, &stack[i]); + if (err < 0) + goto out; + ++ err = -EBUSY; ++ if (ovl_is_inuse(stack[i].dentry)) { ++ pr_err("overlayfs: lowerdir is in-use as upperdir/workdir\n"); ++ goto out; ++ } ++ ++ err = ovl_setup_trap(sb, stack[i].dentry, &trap, "lowerdir"); ++ if (err) ++ goto out; ++ + mnt = clone_private_mount(&stack[i]); + err = PTR_ERR(mnt); + if (IS_ERR(mnt)) { + pr_err("overlayfs: failed to clone lowerpath\n"); ++ iput(trap); + goto out; + } + +@@ -1292,6 +1341,7 @@ static int ovl_get_lower_layers(struct ovl_fs *ofs, struct path *stack, + */ + mnt->mnt_flags |= MNT_READONLY | MNT_NOATIME; + ++ ofs->lower_layers[ofs->numlower].trap = trap; + ofs->lower_layers[ofs->numlower].mnt = mnt; + ofs->lower_layers[ofs->numlower].idx = i + 1; + ofs->lower_layers[ofs->numlower].fsid = fsid; +@@ -1386,7 +1436,7 @@ static struct ovl_entry *ovl_get_lowerstack(struct super_block *sb, + goto out_err; + } + +- err = ovl_get_lower_layers(ofs, stack, numlower); ++ err = ovl_get_lower_layers(sb, ofs, stack, numlower); + if (err) + goto out_err; + +@@ -1418,6 +1468,77 @@ out_err: + goto out; + } + ++/* ++ * Check if this layer root is a descendant of: ++ * - another layer of this overlayfs instance ++ * - upper/work dir of any overlayfs instance ++ */ ++static int ovl_check_layer(struct super_block *sb, struct dentry *dentry, ++ const char *name) ++{ ++ struct dentry *next = dentry, *parent; ++ int err = 0; ++ ++ if (!dentry) ++ return 0; ++ ++ parent = dget_parent(next); ++ ++ /* Walk back ancestors to root (inclusive) looking for traps */ ++ while (!err && parent != next) { ++ if (ovl_is_inuse(parent)) { ++ err = -EBUSY; ++ pr_err("overlayfs: %s path overlapping in-use upperdir/workdir\n", ++ name); ++ } else if (ovl_lookup_trap_inode(sb, parent)) { ++ err = -ELOOP; ++ pr_err("overlayfs: overlapping %s path\n", name); ++ } ++ next = parent; ++ parent = dget_parent(next); ++ dput(next); ++ } ++ ++ dput(parent); ++ ++ return err; ++} ++ ++/* ++ * Check if any of the layers or work dirs overlap. ++ */ ++static int ovl_check_overlapping_layers(struct super_block *sb, ++ struct ovl_fs *ofs) ++{ ++ int i, err; ++ ++ if (ofs->upper_mnt) { ++ err = ovl_check_layer(sb, ofs->upper_mnt->mnt_root, "upperdir"); ++ if (err) ++ return err; ++ ++ /* ++ * Checking workbasedir avoids hitting ovl_is_inuse(parent) of ++ * this instance and covers overlapping work and index dirs, ++ * unless work or index dir have been moved since created inside ++ * workbasedir. In that case, we already have their traps in ++ * inode cache and we will catch that case on lookup. ++ */ ++ err = ovl_check_layer(sb, ofs->workbasedir, "workdir"); ++ if (err) ++ return err; ++ } ++ ++ for (i = 0; i < ofs->numlower; i++) { ++ err = ovl_check_layer(sb, ofs->lower_layers[i].mnt->mnt_root, ++ "lowerdir"); ++ if (err) ++ return err; ++ } ++ ++ return 0; ++} ++ + static int ovl_fill_super(struct super_block *sb, void *data, int silent) + { + struct path upperpath = { }; +@@ -1457,17 +1578,20 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent) + if (ofs->config.xino != OVL_XINO_OFF) + ofs->xino_bits = BITS_PER_LONG - 32; + ++ /* alloc/destroy_inode needed for setting up traps in inode cache */ ++ sb->s_op = &ovl_super_operations; ++ + if (ofs->config.upperdir) { + if (!ofs->config.workdir) { + pr_err("overlayfs: missing 'workdir'\n"); + goto out_err; + } + +- err = ovl_get_upper(ofs, &upperpath); ++ err = ovl_get_upper(sb, ofs, &upperpath); + if (err) + goto out_err; + +- err = ovl_get_workdir(ofs, &upperpath); ++ err = ovl_get_workdir(sb, ofs, &upperpath); + if (err) + goto out_err; + +@@ -1488,7 +1612,7 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent) + sb->s_flags |= SB_RDONLY; + + if (!(ovl_force_readonly(ofs)) && ofs->config.index) { +- err = ovl_get_indexdir(ofs, oe, &upperpath); ++ err = ovl_get_indexdir(sb, ofs, oe, &upperpath); + if (err) + goto out_free_oe; + +@@ -1501,6 +1625,10 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent) + + } + ++ err = ovl_check_overlapping_layers(sb, ofs); ++ if (err) ++ goto out_free_oe; ++ + /* Show index=off in /proc/mounts for forced r/o mount */ + if (!ofs->indexdir) { + ofs->config.index = false; +@@ -1522,7 +1650,6 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent) + cap_lower(cred->cap_effective, CAP_SYS_RESOURCE); + + sb->s_magic = OVERLAYFS_SUPER_MAGIC; +- sb->s_op = &ovl_super_operations; + sb->s_xattr = ovl_xattr_handlers; + sb->s_fs_info = ofs; + sb->s_flags |= SB_POSIXACL; +diff --git a/fs/overlayfs/util.c b/fs/overlayfs/util.c +index 4035e640f402..e135064e87ad 100644 +--- a/fs/overlayfs/util.c ++++ b/fs/overlayfs/util.c +@@ -652,6 +652,18 @@ void ovl_inuse_unlock(struct dentry *dentry) + } + } + ++bool ovl_is_inuse(struct dentry *dentry) ++{ ++ struct inode *inode = d_inode(dentry); ++ bool inuse; ++ ++ spin_lock(&inode->i_lock); ++ inuse = (inode->i_state & I_OVL_INUSE); ++ spin_unlock(&inode->i_lock); ++ ++ return inuse; ++} ++ + /* + * Does this overlay dentry need to be indexed on copy up? + */ +diff --git a/fs/pnode.c b/fs/pnode.c +index 7ea6cfb65077..012be405fec0 100644 +--- a/fs/pnode.c ++++ b/fs/pnode.c +@@ -262,7 +262,6 @@ static int propagate_one(struct mount *m) + child = copy_tree(last_source, last_source->mnt.mnt_root, type); + if (IS_ERR(child)) + return PTR_ERR(child); +- child->mnt.mnt_flags &= ~MNT_LOCKED; + mnt_set_mountpoint(m, mp, child); + last_dest = m; + last_source = child; +diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h +index 43d0f0c496f6..ecb7972e2423 100644 +--- a/include/linux/mmc/host.h ++++ b/include/linux/mmc/host.h +@@ -398,6 +398,7 @@ struct mmc_host { + unsigned int retune_now:1; /* do re-tuning at next req */ + unsigned int retune_paused:1; /* re-tuning is temporarily disabled */ + unsigned int use_blk_mq:1; /* use blk-mq */ ++ unsigned int retune_crc_disable:1; /* don't trigger retune upon crc */ + + int rescan_disable; /* disable card detection */ + int rescan_entered; /* used with nonremovable devices */ +diff --git a/include/linux/mmc/sdio_func.h b/include/linux/mmc/sdio_func.h +index 97ca105347a6..6905f3f641cc 100644 +--- a/include/linux/mmc/sdio_func.h ++++ b/include/linux/mmc/sdio_func.h +@@ -159,4 +159,10 @@ extern void sdio_f0_writeb(struct sdio_func *func, unsigned char b, + extern mmc_pm_flag_t sdio_get_host_pm_caps(struct sdio_func *func); + extern int sdio_set_host_pm_flags(struct sdio_func *func, mmc_pm_flag_t flags); + ++extern void sdio_retune_crc_disable(struct sdio_func *func); ++extern void sdio_retune_crc_enable(struct sdio_func *func); ++ ++extern void sdio_retune_hold_now(struct sdio_func *func); ++extern void sdio_retune_release(struct sdio_func *func); ++ + #endif /* LINUX_MMC_SDIO_FUNC_H */ +diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h +index 094e61e07030..05b1b96f4d9e 100644 +--- a/include/net/bluetooth/hci_core.h ++++ b/include/net/bluetooth/hci_core.h +@@ -190,6 +190,9 @@ struct adv_info { + + #define HCI_MAX_SHORT_NAME_LENGTH 10 + ++/* Min encryption key size to match with SMP */ ++#define HCI_MIN_ENC_KEY_SIZE 7 ++ + /* Default LE RPA expiry time, 15 minutes */ + #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) + +diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h +index 13bfeb712d36..ab00733087ac 100644 +--- a/include/net/cfg80211.h ++++ b/include/net/cfg80211.h +@@ -3767,7 +3767,8 @@ struct cfg80211_ops { + * on wiphy_new(), but can be changed by the driver if it has a good + * reason to override the default + * @WIPHY_FLAG_4ADDR_AP: supports 4addr mode even on AP (with a single station +- * on a VLAN interface) ++ * on a VLAN interface). This flag also serves an extra purpose of ++ * supporting 4ADDR AP mode on devices which do not support AP/VLAN iftype. + * @WIPHY_FLAG_4ADDR_STATION: supports 4addr mode even as a station + * @WIPHY_FLAG_CONTROL_PORT_PROTOCOL: This device supports setting the + * control port protocol ethertype. The device also honours the +diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c +index ca1ee656d6d8..5880c993002b 100644 +--- a/kernel/trace/trace.c ++++ b/kernel/trace/trace.c +@@ -8627,12 +8627,8 @@ void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) + + cnt++; + +- /* reset all but tr, trace, and overruns */ +- memset(&iter.seq, 0, +- sizeof(struct trace_iterator) - +- offsetof(struct trace_iterator, seq)); ++ trace_iterator_reset(&iter); + iter.iter_flags |= TRACE_FILE_LAT_FMT; +- iter.pos = -1; + + if (trace_find_next_entry_inc(&iter) != NULL) { + int ret; +diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h +index d80cee49e0eb..8ddf36e5eb42 100644 +--- a/kernel/trace/trace.h ++++ b/kernel/trace/trace.h +@@ -1964,4 +1964,22 @@ static inline void tracer_hardirqs_off(unsigned long a0, unsigned long a1) { } + + extern struct trace_iterator *tracepoint_print_iter; + ++/* ++ * Reset the state of the trace_iterator so that it can read consumed data. ++ * Normally, the trace_iterator is used for reading the data when it is not ++ * consumed, and must retain state. ++ */ ++static __always_inline void trace_iterator_reset(struct trace_iterator *iter) ++{ ++ const size_t offset = offsetof(struct trace_iterator, seq); ++ ++ /* ++ * Keep gcc from complaining about overwriting more than just one ++ * member in the structure. ++ */ ++ memset((char *)iter + offset, 0, sizeof(struct trace_iterator) - offset); ++ ++ iter->pos = -1; ++} ++ + #endif /* _LINUX_KERNEL_TRACE_H */ +diff --git a/kernel/trace/trace_kdb.c b/kernel/trace/trace_kdb.c +index 810d78a8d14c..2905a3dd94c1 100644 +--- a/kernel/trace/trace_kdb.c ++++ b/kernel/trace/trace_kdb.c +@@ -41,12 +41,8 @@ static void ftrace_dump_buf(int skip_lines, long cpu_file) + + kdb_printf("Dumping ftrace buffer:\n"); + +- /* reset all but tr, trace, and overruns */ +- memset(&iter.seq, 0, +- sizeof(struct trace_iterator) - +- offsetof(struct trace_iterator, seq)); ++ trace_iterator_reset(&iter); + iter.iter_flags |= TRACE_FILE_LAT_FMT; +- iter.pos = -1; + + if (cpu_file == RING_BUFFER_ALL_CPUS) { + for_each_tracing_cpu(cpu) { +diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c +index bd4978ce8c45..15d1cb5aee18 100644 +--- a/net/bluetooth/hci_conn.c ++++ b/net/bluetooth/hci_conn.c +@@ -1392,8 +1392,16 @@ auth: + return 0; + + encrypt: +- if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) ++ if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) { ++ /* Ensure that the encryption key size has been read, ++ * otherwise stall the upper layer responses. ++ */ ++ if (!conn->enc_key_size) ++ return 0; ++ ++ /* Nothing else needed, all requirements are met */ + return 1; ++ } + + hci_conn_encrypt(conn); + return 0; +diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c +index b53acd6c9a3d..9f77432dbe38 100644 +--- a/net/bluetooth/l2cap_core.c ++++ b/net/bluetooth/l2cap_core.c +@@ -1341,6 +1341,21 @@ static void l2cap_request_info(struct l2cap_conn *conn) + sizeof(req), &req); + } + ++static bool l2cap_check_enc_key_size(struct hci_conn *hcon) ++{ ++ /* The minimum encryption key size needs to be enforced by the ++ * host stack before establishing any L2CAP connections. The ++ * specification in theory allows a minimum of 1, but to align ++ * BR/EDR and LE transports, a minimum of 7 is chosen. ++ * ++ * This check might also be called for unencrypted connections ++ * that have no key size requirements. Ensure that the link is ++ * actually encrypted before enforcing a key size. ++ */ ++ return (!test_bit(HCI_CONN_ENCRYPT, &hcon->flags) || ++ hcon->enc_key_size > HCI_MIN_ENC_KEY_SIZE); ++} ++ + static void l2cap_do_start(struct l2cap_chan *chan) + { + struct l2cap_conn *conn = chan->conn; +@@ -1358,9 +1373,14 @@ static void l2cap_do_start(struct l2cap_chan *chan) + if (!(conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_DONE)) + return; + +- if (l2cap_chan_check_security(chan, true) && +- __l2cap_no_conn_pending(chan)) ++ if (!l2cap_chan_check_security(chan, true) || ++ !__l2cap_no_conn_pending(chan)) ++ return; ++ ++ if (l2cap_check_enc_key_size(conn->hcon)) + l2cap_start_connection(chan); ++ else ++ __set_chan_timer(chan, L2CAP_DISC_TIMEOUT); + } + + static inline int l2cap_mode_supported(__u8 mode, __u32 feat_mask) +@@ -1439,7 +1459,10 @@ static void l2cap_conn_start(struct l2cap_conn *conn) + continue; + } + +- l2cap_start_connection(chan); ++ if (l2cap_check_enc_key_size(conn->hcon)) ++ l2cap_start_connection(chan); ++ else ++ l2cap_chan_close(chan, ECONNREFUSED); + + } else if (chan->state == BT_CONNECT2) { + struct l2cap_conn_rsp rsp; +@@ -7490,7 +7513,7 @@ static void l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) + } + + if (chan->state == BT_CONNECT) { +- if (!status) ++ if (!status && l2cap_check_enc_key_size(hcon)) + l2cap_start_connection(chan); + else + __set_chan_timer(chan, L2CAP_DISC_TIMEOUT); +@@ -7499,7 +7522,7 @@ static void l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) + struct l2cap_conn_rsp rsp; + __u16 res, stat; + +- if (!status) { ++ if (!status && l2cap_check_enc_key_size(hcon)) { + if (test_bit(FLAG_DEFER_SETUP, &chan->flags)) { + res = L2CAP_CR_PEND; + stat = L2CAP_CS_AUTHOR_PEND; +diff --git a/net/can/af_can.c b/net/can/af_can.c +index 1684ba5b51eb..e386d654116d 100644 +--- a/net/can/af_can.c ++++ b/net/can/af_can.c +@@ -105,6 +105,7 @@ EXPORT_SYMBOL(can_ioctl); + static void can_sock_destruct(struct sock *sk) + { + skb_queue_purge(&sk->sk_receive_queue); ++ skb_queue_purge(&sk->sk_error_queue); + } + + static const struct can_proto *can_get_proto(int protocol) +diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h +index e170f986d226..c875d45f1e1d 100644 +--- a/net/mac80211/ieee80211_i.h ++++ b/net/mac80211/ieee80211_i.h +@@ -2222,6 +2222,9 @@ void ieee80211_tdls_cancel_channel_switch(struct wiphy *wiphy, + const u8 *addr); + void ieee80211_teardown_tdls_peers(struct ieee80211_sub_if_data *sdata); + void ieee80211_tdls_chsw_work(struct work_struct *wk); ++void ieee80211_tdls_handle_disconnect(struct ieee80211_sub_if_data *sdata, ++ const u8 *peer, u16 reason); ++const char *ieee80211_get_reason_code_string(u16 reason_code); + + extern const struct ethtool_ops ieee80211_ethtool_ops; + +diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c +index b7a9fe3d5fcb..383b0df100e4 100644 +--- a/net/mac80211/mlme.c ++++ b/net/mac80211/mlme.c +@@ -2963,7 +2963,7 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata, + #define case_WLAN(type) \ + case WLAN_REASON_##type: return #type + +-static const char *ieee80211_get_reason_code_string(u16 reason_code) ++const char *ieee80211_get_reason_code_string(u16 reason_code) + { + switch (reason_code) { + case_WLAN(UNSPECIFIED); +@@ -3028,6 +3028,11 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata, + if (len < 24 + 2) + return; + ++ if (!ether_addr_equal(mgmt->bssid, mgmt->sa)) { ++ ieee80211_tdls_handle_disconnect(sdata, mgmt->sa, reason_code); ++ return; ++ } ++ + if (ifmgd->associated && + ether_addr_equal(mgmt->bssid, ifmgd->associated->bssid)) { + const u8 *bssid = ifmgd->associated->bssid; +@@ -3077,6 +3082,11 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata, + + reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); + ++ if (!ether_addr_equal(mgmt->bssid, mgmt->sa)) { ++ ieee80211_tdls_handle_disconnect(sdata, mgmt->sa, reason_code); ++ return; ++ } ++ + sdata_info(sdata, "disassociated from %pM (Reason: %u=%s)\n", + mgmt->sa, reason_code, + ieee80211_get_reason_code_string(reason_code)); +diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c +index bf0b187f994e..1a1f850b76fd 100644 +--- a/net/mac80211/rx.c ++++ b/net/mac80211/rx.c +@@ -3823,6 +3823,8 @@ static bool ieee80211_accept_frame(struct ieee80211_rx_data *rx) + case NL80211_IFTYPE_STATION: + if (!bssid && !sdata->u.mgd.use_4addr) + return false; ++ if (ieee80211_is_robust_mgmt_frame(skb) && !rx->sta) ++ return false; + if (multicast) + return true; + return ether_addr_equal(sdata->vif.addr, hdr->addr1); +diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c +index d30690d79a58..fcc5cd49c3ac 100644 +--- a/net/mac80211/tdls.c ++++ b/net/mac80211/tdls.c +@@ -1994,3 +1994,26 @@ void ieee80211_tdls_chsw_work(struct work_struct *wk) + } + rtnl_unlock(); + } ++ ++void ieee80211_tdls_handle_disconnect(struct ieee80211_sub_if_data *sdata, ++ const u8 *peer, u16 reason) ++{ ++ struct ieee80211_sta *sta; ++ ++ rcu_read_lock(); ++ sta = ieee80211_find_sta(&sdata->vif, peer); ++ if (!sta || !sta->tdls) { ++ rcu_read_unlock(); ++ return; ++ } ++ rcu_read_unlock(); ++ ++ tdls_dbg(sdata, "disconnected from TDLS peer %pM (Reason: %u=%s)\n", ++ peer, reason, ++ ieee80211_get_reason_code_string(reason)); ++ ++ ieee80211_tdls_oper_request(&sdata->vif, peer, ++ NL80211_TDLS_TEARDOWN, ++ WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE, ++ GFP_ATOMIC); ++} +diff --git a/net/mac80211/util.c b/net/mac80211/util.c +index 4c1655972565..447a55ae9df1 100644 +--- a/net/mac80211/util.c ++++ b/net/mac80211/util.c +@@ -3757,7 +3757,9 @@ int ieee80211_check_combinations(struct ieee80211_sub_if_data *sdata, + } + + /* Always allow software iftypes */ +- if (local->hw.wiphy->software_iftypes & BIT(iftype)) { ++ if (local->hw.wiphy->software_iftypes & BIT(iftype) || ++ (iftype == NL80211_IFTYPE_AP_VLAN && ++ local->hw.wiphy->flags & WIPHY_FLAG_4ADDR_AP)) { + if (radar_detect) + return -EINVAL; + return 0; +diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c +index 58d0b258b684..5dd48f0a4b1b 100644 +--- a/net/mac80211/wpa.c ++++ b/net/mac80211/wpa.c +@@ -1175,7 +1175,7 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx) + struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); + struct ieee80211_key *key = rx->key; + struct ieee80211_mmie_16 *mmie; +- u8 aad[GMAC_AAD_LEN], mic[GMAC_MIC_LEN], ipn[6], nonce[GMAC_NONCE_LEN]; ++ u8 aad[GMAC_AAD_LEN], *mic, ipn[6], nonce[GMAC_NONCE_LEN]; + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + + if (!ieee80211_is_mgmt(hdr->frame_control)) +@@ -1206,13 +1206,18 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx) + memcpy(nonce, hdr->addr2, ETH_ALEN); + memcpy(nonce + ETH_ALEN, ipn, 6); + ++ mic = kmalloc(GMAC_MIC_LEN, GFP_ATOMIC); ++ if (!mic) ++ return RX_DROP_UNUSABLE; + if (ieee80211_aes_gmac(key->u.aes_gmac.tfm, aad, nonce, + skb->data + 24, skb->len - 24, + mic) < 0 || + crypto_memneq(mic, mmie->mic, sizeof(mmie->mic))) { + key->u.aes_gmac.icverrors++; ++ kfree(mic); + return RX_DROP_UNUSABLE; + } ++ kfree(mic); + } + + memcpy(key->u.aes_gmac.rx_pn, ipn, 6); +diff --git a/net/wireless/core.c b/net/wireless/core.c +index b36ad8efb5e5..c58acca09301 100644 +--- a/net/wireless/core.c ++++ b/net/wireless/core.c +@@ -513,7 +513,7 @@ use_default_name: + &rdev->rfkill_ops, rdev); + + if (!rdev->rfkill) { +- kfree(rdev); ++ wiphy_free(&rdev->wiphy); + return NULL; + } + +@@ -1396,8 +1396,12 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, + } + break; + case NETDEV_PRE_UP: +- if (!(wdev->wiphy->interface_modes & BIT(wdev->iftype))) ++ if (!(wdev->wiphy->interface_modes & BIT(wdev->iftype)) && ++ !(wdev->iftype == NL80211_IFTYPE_AP_VLAN && ++ rdev->wiphy.flags & WIPHY_FLAG_4ADDR_AP && ++ wdev->use_4addr)) + return notifier_from_errno(-EOPNOTSUPP); ++ + if (rfkill_blocked(rdev->rfkill)) + return notifier_from_errno(-ERFKILL); + break; +diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c +index d2a7459a5da4..d1553a661336 100644 +--- a/net/wireless/nl80211.c ++++ b/net/wireless/nl80211.c +@@ -3385,8 +3385,7 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) + if (info->attrs[NL80211_ATTR_IFTYPE]) + type = nla_get_u32(info->attrs[NL80211_ATTR_IFTYPE]); + +- if (!rdev->ops->add_virtual_intf || +- !(rdev->wiphy.interface_modes & (1 << type))) ++ if (!rdev->ops->add_virtual_intf) + return -EOPNOTSUPP; + + if ((type == NL80211_IFTYPE_P2P_DEVICE || type == NL80211_IFTYPE_NAN || +@@ -3405,6 +3404,11 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) + return err; + } + ++ if (!(rdev->wiphy.interface_modes & (1 << type)) && ++ !(type == NL80211_IFTYPE_AP_VLAN && params.use_4addr && ++ rdev->wiphy.flags & WIPHY_FLAG_4ADDR_AP)) ++ return -EOPNOTSUPP; ++ + err = nl80211_parse_mon_options(rdev, type, info, ¶ms); + if (err < 0) + return err; +@@ -4800,8 +4804,10 @@ static int nl80211_send_station(struct sk_buff *msg, u32 cmd, u32 portid, + struct nlattr *sinfoattr, *bss_param; + + hdr = nl80211hdr_put(msg, portid, seq, flags, cmd); +- if (!hdr) ++ if (!hdr) { ++ cfg80211_sinfo_release_content(sinfo); + return -1; ++ } + + if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, dev->ifindex) || + nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr) || +diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl +index 122aef5e4e14..371bd17a4983 100755 +--- a/scripts/checkstack.pl ++++ b/scripts/checkstack.pl +@@ -46,7 +46,7 @@ my (@stack, $re, $dre, $x, $xs, $funcre); + $x = "[0-9a-f]"; # hex character + $xs = "[0-9a-f ]"; # hex character or space + $funcre = qr/^$x* <(.*)>:$/; +- if ($arch eq 'aarch64') { ++ if ($arch =~ '^(aarch|arm)64$') { + #ffffffc0006325cc: a9bb7bfd stp x29, x30, [sp, #-80]! + #a110: d11643ff sub sp, sp, #0x590 + $re = qr/^.*stp.*sp, \#-([0-9]{1,8})\]\!/o; +diff --git a/scripts/package/Makefile b/scripts/package/Makefile +index 2c6de21e5152..fd854439de0f 100644 +--- a/scripts/package/Makefile ++++ b/scripts/package/Makefile +@@ -103,7 +103,7 @@ clean-dirs += $(objtree)/snap/ + # --------------------------------------------------------------------------- + tar%pkg: FORCE + $(MAKE) -f $(srctree)/Makefile +- $(CONFIG_SHELL) $(srctree)/scripts/package/buildtar $@ ++ +$(CONFIG_SHELL) $(srctree)/scripts/package/buildtar $@ + + clean-dirs += $(objtree)/tar-install/ + +diff --git a/security/apparmor/include/policy.h b/security/apparmor/include/policy.h +index 8e6707c837be..06ed62f00b4b 100644 +--- a/security/apparmor/include/policy.h ++++ b/security/apparmor/include/policy.h +@@ -217,7 +217,16 @@ static inline struct aa_profile *aa_get_newest_profile(struct aa_profile *p) + return labels_profile(aa_get_newest_label(&p->label)); + } + +-#define PROFILE_MEDIATES(P, T) ((P)->policy.start[(unsigned char) (T)]) ++static inline unsigned int PROFILE_MEDIATES(struct aa_profile *profile, ++ unsigned char class) ++{ ++ if (class <= AA_CLASS_LAST) ++ return profile->policy.start[class]; ++ else ++ return aa_dfa_match_len(profile->policy.dfa, ++ profile->policy.start[0], &class, 1); ++} ++ + static inline unsigned int PROFILE_MEDIATES_AF(struct aa_profile *profile, + u16 AF) { + unsigned int state = PROFILE_MEDIATES(profile, AA_CLASS_NET); +diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c +index f6c2bcb2ab14..f1b2202f725e 100644 +--- a/security/apparmor/policy_unpack.c ++++ b/security/apparmor/policy_unpack.c +@@ -223,16 +223,21 @@ static void *kvmemdup(const void *src, size_t len) + static size_t unpack_u16_chunk(struct aa_ext *e, char **chunk) + { + size_t size = 0; ++ void *pos = e->pos; + + if (!inbounds(e, sizeof(u16))) +- return 0; ++ goto fail; + size = le16_to_cpu(get_unaligned((__le16 *) e->pos)); + e->pos += sizeof(__le16); + if (!inbounds(e, size)) +- return 0; ++ goto fail; + *chunk = e->pos; + e->pos += size; + return size; ++ ++fail: ++ e->pos = pos; ++ return 0; + } + + /* unpack control byte */ +@@ -276,7 +281,7 @@ static bool unpack_nameX(struct aa_ext *e, enum aa_code code, const char *name) + char *tag = NULL; + size_t size = unpack_u16_chunk(e, &tag); + /* if a name is specified it must match. otherwise skip tag */ +- if (name && (!size || strcmp(name, tag))) ++ if (name && (!size || tag[size-1] != '\0' || strcmp(name, tag))) + goto fail; + } else if (name) { + /* if a name is specified and there is no name tag fail */ +@@ -294,62 +299,84 @@ fail: + + static bool unpack_u8(struct aa_ext *e, u8 *data, const char *name) + { ++ void *pos = e->pos; ++ + if (unpack_nameX(e, AA_U8, name)) { + if (!inbounds(e, sizeof(u8))) +- return 0; ++ goto fail; + if (data) + *data = get_unaligned((u8 *)e->pos); + e->pos += sizeof(u8); + return 1; + } ++ ++fail: ++ e->pos = pos; + return 0; + } + + static bool unpack_u32(struct aa_ext *e, u32 *data, const char *name) + { ++ void *pos = e->pos; ++ + if (unpack_nameX(e, AA_U32, name)) { + if (!inbounds(e, sizeof(u32))) +- return 0; ++ goto fail; + if (data) + *data = le32_to_cpu(get_unaligned((__le32 *) e->pos)); + e->pos += sizeof(u32); + return 1; + } ++ ++fail: ++ e->pos = pos; + return 0; + } + + static bool unpack_u64(struct aa_ext *e, u64 *data, const char *name) + { ++ void *pos = e->pos; ++ + if (unpack_nameX(e, AA_U64, name)) { + if (!inbounds(e, sizeof(u64))) +- return 0; ++ goto fail; + if (data) + *data = le64_to_cpu(get_unaligned((__le64 *) e->pos)); + e->pos += sizeof(u64); + return 1; + } ++ ++fail: ++ e->pos = pos; + return 0; + } + + static size_t unpack_array(struct aa_ext *e, const char *name) + { ++ void *pos = e->pos; ++ + if (unpack_nameX(e, AA_ARRAY, name)) { + int size; + if (!inbounds(e, sizeof(u16))) +- return 0; ++ goto fail; + size = (int)le16_to_cpu(get_unaligned((__le16 *) e->pos)); + e->pos += sizeof(u16); + return size; + } ++ ++fail: ++ e->pos = pos; + return 0; + } + + static size_t unpack_blob(struct aa_ext *e, char **blob, const char *name) + { ++ void *pos = e->pos; ++ + if (unpack_nameX(e, AA_BLOB, name)) { + u32 size; + if (!inbounds(e, sizeof(u32))) +- return 0; ++ goto fail; + size = le32_to_cpu(get_unaligned((__le32 *) e->pos)); + e->pos += sizeof(u32); + if (inbounds(e, (size_t) size)) { +@@ -358,6 +385,9 @@ static size_t unpack_blob(struct aa_ext *e, char **blob, const char *name) + return size; + } + } ++ ++fail: ++ e->pos = pos; + return 0; + } + +@@ -374,9 +404,10 @@ static int unpack_str(struct aa_ext *e, const char **string, const char *name) + if (src_str[size - 1] != 0) + goto fail; + *string = src_str; ++ ++ return size; + } + } +- return size; + + fail: + e->pos = pos; +diff --git a/tools/testing/selftests/cgroup/test_core.c b/tools/testing/selftests/cgroup/test_core.c +index be59f9c34ea2..79053a4f4783 100644 +--- a/tools/testing/selftests/cgroup/test_core.c ++++ b/tools/testing/selftests/cgroup/test_core.c +@@ -198,7 +198,7 @@ static int test_cgcore_no_internal_process_constraint_on_threads(const char *roo + char *parent = NULL, *child = NULL; + + if (cg_read_strstr(root, "cgroup.controllers", "cpu") || +- cg_read_strstr(root, "cgroup.subtree_control", "cpu")) { ++ cg_write(root, "cgroup.subtree_control", "+cpu")) { + ret = KSFT_SKIP; + goto cleanup; + } +@@ -376,6 +376,11 @@ int main(int argc, char *argv[]) + + if (cg_find_unified_root(root, sizeof(root))) + ksft_exit_skip("cgroup v2 isn't mounted\n"); ++ ++ if (cg_read_strstr(root, "cgroup.subtree_control", "memory")) ++ if (cg_write(root, "cgroup.subtree_control", "+memory")) ++ ksft_exit_skip("Failed to set memory controller\n"); ++ + for (i = 0; i < ARRAY_SIZE(tests); i++) { + switch (tests[i].fn(root)) { + case KSFT_PASS: +diff --git a/tools/testing/selftests/cgroup/test_memcontrol.c b/tools/testing/selftests/cgroup/test_memcontrol.c +index 6f339882a6ca..c19a97dd02d4 100644 +--- a/tools/testing/selftests/cgroup/test_memcontrol.c ++++ b/tools/testing/selftests/cgroup/test_memcontrol.c +@@ -1205,6 +1205,10 @@ int main(int argc, char **argv) + if (cg_read_strstr(root, "cgroup.controllers", "memory")) + ksft_exit_skip("memory controller isn't available\n"); + ++ if (cg_read_strstr(root, "cgroup.subtree_control", "memory")) ++ if (cg_write(root, "cgroup.subtree_control", "+memory")) ++ ksft_exit_skip("Failed to set memory controller\n"); ++ + for (i = 0; i < ARRAY_SIZE(tests); i++) { + switch (tests[i].fn(root)) { + case KSFT_PASS: +diff --git a/tools/testing/selftests/net/forwarding/router_broadcast.sh b/tools/testing/selftests/net/forwarding/router_broadcast.sh +index 9a678ece32b4..4eac0a06f451 100755 +--- a/tools/testing/selftests/net/forwarding/router_broadcast.sh ++++ b/tools/testing/selftests/net/forwarding/router_broadcast.sh +@@ -145,16 +145,19 @@ bc_forwarding_disable() + { + sysctl_set net.ipv4.conf.all.bc_forwarding 0 + sysctl_set net.ipv4.conf.$rp1.bc_forwarding 0 ++ sysctl_set net.ipv4.conf.$rp2.bc_forwarding 0 + } + + bc_forwarding_enable() + { + sysctl_set net.ipv4.conf.all.bc_forwarding 1 + sysctl_set net.ipv4.conf.$rp1.bc_forwarding 1 ++ sysctl_set net.ipv4.conf.$rp2.bc_forwarding 1 + } + + bc_forwarding_restore() + { ++ sysctl_restore net.ipv4.conf.$rp2.bc_forwarding + sysctl_restore net.ipv4.conf.$rp1.bc_forwarding + sysctl_restore net.ipv4.conf.all.bc_forwarding + } +@@ -171,7 +174,7 @@ ping_test_from() + log_info "ping $dip, expected reply from $from" + ip vrf exec $(master_name_get $oif) \ + $PING -I $oif $dip -c 10 -i 0.1 -w $PING_TIMEOUT -b 2>&1 \ +- | grep $from &> /dev/null ++ | grep "bytes from $from" > /dev/null + check_err_fail $fail $? + } + +diff --git a/tools/testing/selftests/pidfd/pidfd_test.c b/tools/testing/selftests/pidfd/pidfd_test.c +index d59378a93782..20323f55613a 100644 +--- a/tools/testing/selftests/pidfd/pidfd_test.c ++++ b/tools/testing/selftests/pidfd/pidfd_test.c +@@ -16,6 +16,10 @@ + + #include "../kselftest.h" + ++#ifndef __NR_pidfd_send_signal ++#define __NR_pidfd_send_signal -1 ++#endif ++ + static inline int sys_pidfd_send_signal(int pidfd, int sig, siginfo_t *info, + unsigned int flags) + { +diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile +index e13eb6cc8901..05306c58ff9f 100644 +--- a/tools/testing/selftests/vm/Makefile ++++ b/tools/testing/selftests/vm/Makefile +@@ -25,6 +25,8 @@ TEST_GEN_FILES += virtual_address_range + + TEST_PROGS := run_vmtests + ++TEST_FILES := test_vmalloc.sh ++ + KSFT_KHDR_INSTALL := 1 + include ../lib.mk + +diff --git a/tools/testing/selftests/vm/userfaultfd.c b/tools/testing/selftests/vm/userfaultfd.c +index 5d1db824f73a..b3e6497b080c 100644 +--- a/tools/testing/selftests/vm/userfaultfd.c ++++ b/tools/testing/selftests/vm/userfaultfd.c +@@ -123,7 +123,7 @@ static void usage(void) + fprintf(stderr, "Supported <test type>: anon, hugetlb, " + "hugetlb_shared, shmem\n\n"); + fprintf(stderr, "Examples:\n\n"); +- fprintf(stderr, examples); ++ fprintf(stderr, "%s", examples); + exit(1); + } +
