commit: 3ec4da104280762792e7b6559cd8640e8f8148e5 Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> AuthorDate: Sun May 14 13:31:31 2017 +0000 Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> CommitDate: Sun May 14 13:31:31 2017 +0000 URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=3ec4da10
Linux patch 4.9.28 0000_README | 4 + 1027_linux-4.9.28.patch | 3903 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 3907 insertions(+) diff --git a/0000_README b/0000_README index cc0a9c7..3042041 100644 --- a/0000_README +++ b/0000_README @@ -151,6 +151,10 @@ Patch: 1026_linux-4.9.27.patch From: http://www.kernel.org Desc: Linux 4.9.27 +Patch: 1027_linux-4.9.28.patch +From: http://www.kernel.org +Desc: Linux 4.9.28 + 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/1027_linux-4.9.28.patch b/1027_linux-4.9.28.patch new file mode 100644 index 0000000..5fa763a --- /dev/null +++ b/1027_linux-4.9.28.patch @@ -0,0 +1,3903 @@ +diff --git a/Makefile b/Makefile +index 35d6b4e76264..9460a63087b8 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,6 +1,6 @@ + VERSION = 4 + PATCHLEVEL = 9 +-SUBLEVEL = 27 ++SUBLEVEL = 28 + EXTRAVERSION = + NAME = Roaring Lionus + +diff --git a/arch/arm/boot/dts/bcm958522er.dts b/arch/arm/boot/dts/bcm958522er.dts +index a21b0fd21f4e..417f65738402 100644 +--- a/arch/arm/boot/dts/bcm958522er.dts ++++ b/arch/arm/boot/dts/bcm958522er.dts +@@ -55,6 +55,7 @@ + gpio-restart { + compatible = "gpio-restart"; + gpios = <&gpioa 15 GPIO_ACTIVE_LOW>; ++ open-source; + priority = <200>; + }; + }; +diff --git a/arch/arm/boot/dts/bcm958525er.dts b/arch/arm/boot/dts/bcm958525er.dts +index be7f2f8ecf39..5279b769fdfc 100644 +--- a/arch/arm/boot/dts/bcm958525er.dts ++++ b/arch/arm/boot/dts/bcm958525er.dts +@@ -55,6 +55,7 @@ + gpio-restart { + compatible = "gpio-restart"; + gpios = <&gpioa 15 GPIO_ACTIVE_LOW>; ++ open-source; + priority = <200>; + }; + }; +diff --git a/arch/arm/boot/dts/bcm958525xmc.dts b/arch/arm/boot/dts/bcm958525xmc.dts +index 959cde911c3c..872882bd01bc 100644 +--- a/arch/arm/boot/dts/bcm958525xmc.dts ++++ b/arch/arm/boot/dts/bcm958525xmc.dts +@@ -55,6 +55,7 @@ + gpio-restart { + compatible = "gpio-restart"; + gpios = <&gpioa 31 GPIO_ACTIVE_LOW>; ++ open-source; + priority = <200>; + }; + }; +diff --git a/arch/arm/boot/dts/bcm958622hr.dts b/arch/arm/boot/dts/bcm958622hr.dts +index ad2aa87dd15a..a340e1d93a58 100644 +--- a/arch/arm/boot/dts/bcm958622hr.dts ++++ b/arch/arm/boot/dts/bcm958622hr.dts +@@ -55,6 +55,7 @@ + gpio-restart { + compatible = "gpio-restart"; + gpios = <&gpioa 15 GPIO_ACTIVE_LOW>; ++ open-source; + priority = <200>; + }; + }; +diff --git a/arch/arm/boot/dts/bcm958623hr.dts b/arch/arm/boot/dts/bcm958623hr.dts +index 4ceb8fef8041..226b652ccdc8 100644 +--- a/arch/arm/boot/dts/bcm958623hr.dts ++++ b/arch/arm/boot/dts/bcm958623hr.dts +@@ -55,6 +55,7 @@ + gpio-restart { + compatible = "gpio-restart"; + gpios = <&gpioa 15 GPIO_ACTIVE_LOW>; ++ open-source; + priority = <200>; + }; + }; +diff --git a/arch/arm/boot/dts/bcm958625hr.dts b/arch/arm/boot/dts/bcm958625hr.dts +index 442002597063..a1658d0721b8 100644 +--- a/arch/arm/boot/dts/bcm958625hr.dts ++++ b/arch/arm/boot/dts/bcm958625hr.dts +@@ -55,6 +55,7 @@ + gpio-restart { + compatible = "gpio-restart"; + gpios = <&gpioa 15 GPIO_ACTIVE_LOW>; ++ open-source; + priority = <200>; + }; + }; +diff --git a/arch/arm/boot/dts/bcm988312hr.dts b/arch/arm/boot/dts/bcm988312hr.dts +index 104afe98a43b..ed05e33d56de 100644 +--- a/arch/arm/boot/dts/bcm988312hr.dts ++++ b/arch/arm/boot/dts/bcm988312hr.dts +@@ -55,6 +55,7 @@ + gpio-restart { + compatible = "gpio-restart"; + gpios = <&gpioa 15 GPIO_ACTIVE_LOW>; ++ open-source; + priority = <200>; + }; + }; +diff --git a/arch/arm/boot/dts/qcom-ipq8064.dtsi b/arch/arm/boot/dts/qcom-ipq8064.dtsi +index 2e375576ffd0..76f4e8921d58 100644 +--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi +@@ -65,13 +65,13 @@ + cxo_board { + compatible = "fixed-clock"; + #clock-cells = <0>; +- clock-frequency = <19200000>; ++ clock-frequency = <25000000>; + }; + + pxo_board { + compatible = "fixed-clock"; + #clock-cells = <0>; +- clock-frequency = <27000000>; ++ clock-frequency = <25000000>; + }; + + sleep_clk: sleep_clk { +diff --git a/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts b/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts +index 73c05dab0a69..e00539ae1b8a 100644 +--- a/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts ++++ b/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts +@@ -167,7 +167,7 @@ + reg = <8>; + label = "cpu"; + ethernet = <&gmac>; +- phy-mode = "rgmii"; ++ phy-mode = "rgmii-txid"; + fixed-link { + speed = <1000>; + full-duplex; +diff --git a/arch/arm/mach-omap2/omap-headsmp.S b/arch/arm/mach-omap2/omap-headsmp.S +index fe36ce2734d4..4c6f14cf92a8 100644 +--- a/arch/arm/mach-omap2/omap-headsmp.S ++++ b/arch/arm/mach-omap2/omap-headsmp.S +@@ -17,6 +17,7 @@ + + #include <linux/linkage.h> + #include <linux/init.h> ++#include <asm/assembler.h> + + #include "omap44xx.h" + +@@ -66,7 +67,7 @@ wait_2: ldr r2, =AUX_CORE_BOOT0_PA @ read from AuxCoreBoot0 + cmp r0, r4 + bne wait_2 + ldr r12, =API_HYP_ENTRY +- adr r0, hyp_boot ++ badr r0, hyp_boot + smc #0 + hyp_boot: + b omap_secondary_startup +diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi +index 8c15040f2540..9536f2013bf4 100644 +--- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi ++++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi +@@ -553,6 +553,7 @@ + phy-mode = "rgmii-id"; + #address-cells = <1>; + #size-cells = <0>; ++ status = "disabled"; + }; + + can0: can@e6c30000 { +diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h +index ffbb9a520563..61e214015b38 100644 +--- a/arch/arm64/include/asm/pgtable.h ++++ b/arch/arm64/include/asm/pgtable.h +@@ -71,9 +71,8 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; + #define pte_young(pte) (!!(pte_val(pte) & PTE_AF)) + #define pte_special(pte) (!!(pte_val(pte) & PTE_SPECIAL)) + #define pte_write(pte) (!!(pte_val(pte) & PTE_WRITE)) +-#define pte_exec(pte) (!(pte_val(pte) & PTE_UXN)) ++#define pte_user_exec(pte) (!(pte_val(pte) & PTE_UXN)) + #define pte_cont(pte) (!!(pte_val(pte) & PTE_CONT)) +-#define pte_ng(pte) (!!(pte_val(pte) & PTE_NG)) + + #ifdef CONFIG_ARM64_HW_AFDBM + #define pte_hw_dirty(pte) (pte_write(pte) && !(pte_val(pte) & PTE_RDONLY)) +@@ -84,8 +83,12 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; + #define pte_dirty(pte) (pte_sw_dirty(pte) || pte_hw_dirty(pte)) + + #define pte_valid(pte) (!!(pte_val(pte) & PTE_VALID)) +-#define pte_valid_global(pte) \ +- ((pte_val(pte) & (PTE_VALID | PTE_NG)) == PTE_VALID) ++/* ++ * Execute-only user mappings do not have the PTE_USER bit set. All valid ++ * kernel mappings have the PTE_UXN bit set. ++ */ ++#define pte_valid_not_user(pte) \ ++ ((pte_val(pte) & (PTE_VALID | PTE_USER | PTE_UXN)) == (PTE_VALID | PTE_UXN)) + #define pte_valid_young(pte) \ + ((pte_val(pte) & (PTE_VALID | PTE_AF)) == (PTE_VALID | PTE_AF)) + +@@ -178,7 +181,7 @@ static inline void set_pte(pte_t *ptep, pte_t pte) + * Only if the new pte is valid and kernel, otherwise TLB maintenance + * or update_mmu_cache() have the necessary barriers. + */ +- if (pte_valid_global(pte)) { ++ if (pte_valid_not_user(pte)) { + dsb(ishst); + isb(); + } +@@ -212,7 +215,7 @@ static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, + pte_val(pte) &= ~PTE_RDONLY; + else + pte_val(pte) |= PTE_RDONLY; +- if (pte_ng(pte) && pte_exec(pte) && !pte_special(pte)) ++ if (pte_user_exec(pte) && !pte_special(pte)) + __sync_icache_dcache(pte, addr); + } + +diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c +index b2fc97a2c56c..9c4b57a7b265 100644 +--- a/arch/arm64/net/bpf_jit_comp.c ++++ b/arch/arm64/net/bpf_jit_comp.c +@@ -779,14 +779,14 @@ static int build_body(struct jit_ctx *ctx) + int ret; + + ret = build_insn(insn, ctx); +- +- if (ctx->image == NULL) +- ctx->offset[i] = ctx->idx; +- + if (ret > 0) { + i++; ++ if (ctx->image == NULL) ++ ctx->offset[i] = ctx->idx; + continue; + } ++ if (ctx->image == NULL) ++ ctx->offset[i] = ctx->idx; + if (ret) + return ret; + } +diff --git a/arch/mips/kernel/mips-r2-to-r6-emul.c b/arch/mips/kernel/mips-r2-to-r6-emul.c +index bd09853aecdf..d8227f289d7f 100644 +--- a/arch/mips/kernel/mips-r2-to-r6-emul.c ++++ b/arch/mips/kernel/mips-r2-to-r6-emul.c +@@ -433,8 +433,8 @@ static int multu_func(struct pt_regs *regs, u32 ir) + rs = regs->regs[MIPSInst_RS(ir)]; + res = (u64)rt * (u64)rs; + rt = res; +- regs->lo = (s64)rt; +- regs->hi = (s64)(res >> 32); ++ regs->lo = (s64)(s32)rt; ++ regs->hi = (s64)(s32)(res >> 32); + + MIPS_R2_STATS(muls); + +@@ -670,9 +670,9 @@ static int maddu_func(struct pt_regs *regs, u32 ir) + res += ((((s64)rt) << 32) | (u32)rs); + + rt = res; +- regs->lo = (s64)rt; ++ regs->lo = (s64)(s32)rt; + rs = res >> 32; +- regs->hi = (s64)rs; ++ regs->hi = (s64)(s32)rs; + + MIPS_R2_STATS(dsps); + +@@ -728,9 +728,9 @@ static int msubu_func(struct pt_regs *regs, u32 ir) + res = ((((s64)rt) << 32) | (u32)rs) - res; + + rt = res; +- regs->lo = (s64)rt; ++ regs->lo = (s64)(s32)rt; + rs = res >> 32; +- regs->hi = (s64)rs; ++ regs->hi = (s64)(s32)rs; + + MIPS_R2_STATS(dsps); + +diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig +index 65fba4c34cd7..8f01f21e78f1 100644 +--- a/arch/powerpc/Kconfig ++++ b/arch/powerpc/Kconfig +@@ -388,8 +388,8 @@ config DISABLE_MPROFILE_KERNEL + be disabled also. + + If you have a toolchain which supports mprofile-kernel, then you can +- enable this. Otherwise leave it disabled. If you're not sure, say +- "N". ++ disable this. Otherwise leave it enabled. If you're not sure, say ++ "Y". + + config MPROFILE_KERNEL + depends on PPC64 && CPU_LITTLE_ENDIAN +diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h +index 13f5fad21066..e7d9eca53af3 100644 +--- a/arch/powerpc/include/asm/reg.h ++++ b/arch/powerpc/include/asm/reg.h +@@ -337,7 +337,7 @@ + #define LPCR_DPFD_SH 52 + #define LPCR_DPFD (ASM_CONST(7) << LPCR_DPFD_SH) + #define LPCR_VRMASD_SH 47 +-#define LPCR_VRMASD (ASM_CONST(1) << LPCR_VRMASD_SH) ++#define LPCR_VRMASD (ASM_CONST(0x1f) << LPCR_VRMASD_SH) + #define LPCR_VRMA_L ASM_CONST(0x0008000000000000) + #define LPCR_VRMA_LP0 ASM_CONST(0x0001000000000000) + #define LPCR_VRMA_LP1 ASM_CONST(0x0000800000000000) +diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile +index 1925341dbb9c..adb52d101133 100644 +--- a/arch/powerpc/kernel/Makefile ++++ b/arch/powerpc/kernel/Makefile +@@ -15,7 +15,7 @@ CFLAGS_btext.o += -fPIC + endif + + CFLAGS_cputable.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) +-CFLAGS_init.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) ++CFLAGS_prom_init.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) + CFLAGS_btext.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) + CFLAGS_prom.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) + +diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S +index 44d2d842cee7..483d8c05d11a 100644 +--- a/arch/powerpc/platforms/powernv/opal-wrappers.S ++++ b/arch/powerpc/platforms/powernv/opal-wrappers.S +@@ -146,7 +146,7 @@ opal_tracepoint_entry: + opal_tracepoint_return: + std r3,STK_REG(R31)(r1) + mr r4,r3 +- ld r0,STK_REG(R23)(r1) ++ ld r3,STK_REG(R23)(r1) + bl __trace_opal_exit + ld r3,STK_REG(R31)(r1) + addi r1,r1,STACKFRAMESIZE +diff --git a/arch/sparc/kernel/head_64.S b/arch/sparc/kernel/head_64.S +index 6aa3da152c20..9835152a0682 100644 +--- a/arch/sparc/kernel/head_64.S ++++ b/arch/sparc/kernel/head_64.S +@@ -935,3 +935,9 @@ ENTRY(__retl_o1) + retl + mov %o1, %o0 + ENDPROC(__retl_o1) ++ ++ENTRY(__retl_o1_asi) ++ wr %o5, 0x0, %asi ++ retl ++ mov %o1, %o0 ++ENDPROC(__retl_o1_asi) +diff --git a/arch/sparc/lib/GENbzero.S b/arch/sparc/lib/GENbzero.S +index 8e7a843ddd88..2fbf6297d57c 100644 +--- a/arch/sparc/lib/GENbzero.S ++++ b/arch/sparc/lib/GENbzero.S +@@ -8,7 +8,7 @@ + 98: x,y; \ + .section __ex_table,"a";\ + .align 4; \ +- .word 98b, __retl_o1; \ ++ .word 98b, __retl_o1_asi;\ + .text; \ + .align 4; + +diff --git a/arch/sparc/lib/NGbzero.S b/arch/sparc/lib/NGbzero.S +index beab29bf419b..33053bdf3766 100644 +--- a/arch/sparc/lib/NGbzero.S ++++ b/arch/sparc/lib/NGbzero.S +@@ -8,7 +8,7 @@ + 98: x,y; \ + .section __ex_table,"a";\ + .align 4; \ +- .word 98b, __retl_o1; \ ++ .word 98b, __retl_o1_asi;\ + .text; \ + .align 4; + +diff --git a/arch/x86/events/intel/pt.c b/arch/x86/events/intel/pt.c +index c5047b8f777b..df60b58691e7 100644 +--- a/arch/x86/events/intel/pt.c ++++ b/arch/x86/events/intel/pt.c +@@ -106,18 +106,24 @@ static struct attribute_group pt_cap_group = { + }; + + PMU_FORMAT_ATTR(cyc, "config:1" ); ++PMU_FORMAT_ATTR(pwr_evt, "config:4" ); ++PMU_FORMAT_ATTR(fup_on_ptw, "config:5" ); + PMU_FORMAT_ATTR(mtc, "config:9" ); + PMU_FORMAT_ATTR(tsc, "config:10" ); + PMU_FORMAT_ATTR(noretcomp, "config:11" ); ++PMU_FORMAT_ATTR(ptw, "config:12" ); + PMU_FORMAT_ATTR(mtc_period, "config:14-17" ); + PMU_FORMAT_ATTR(cyc_thresh, "config:19-22" ); + PMU_FORMAT_ATTR(psb_period, "config:24-27" ); + + static struct attribute *pt_formats_attr[] = { + &format_attr_cyc.attr, ++ &format_attr_pwr_evt.attr, ++ &format_attr_fup_on_ptw.attr, + &format_attr_mtc.attr, + &format_attr_tsc.attr, + &format_attr_noretcomp.attr, ++ &format_attr_ptw.attr, + &format_attr_mtc_period.attr, + &format_attr_cyc_thresh.attr, + &format_attr_psb_period.attr, +diff --git a/arch/x86/include/asm/xen/events.h b/arch/x86/include/asm/xen/events.h +index 608a79d5a466..e6911caf5bbf 100644 +--- a/arch/x86/include/asm/xen/events.h ++++ b/arch/x86/include/asm/xen/events.h +@@ -20,4 +20,15 @@ static inline int xen_irqs_disabled(struct pt_regs *regs) + /* No need for a barrier -- XCHG is a barrier on x86. */ + #define xchg_xen_ulong(ptr, val) xchg((ptr), (val)) + ++extern int xen_have_vector_callback; ++ ++/* ++ * Events delivered via platform PCI interrupts are always ++ * routed to vcpu 0 and hence cannot be rebound. ++ */ ++static inline bool xen_support_evtchn_rebind(void) ++{ ++ return (!xen_hvm_domain() || xen_have_vector_callback); ++} ++ + #endif /* _ASM_X86_XEN_EVENTS_H */ +diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c +index d1e25564b3c1..7249f1500bcb 100644 +--- a/arch/x86/kernel/apic/io_apic.c ++++ b/arch/x86/kernel/apic/io_apic.c +@@ -1876,6 +1876,7 @@ static struct irq_chip ioapic_chip __read_mostly = { + .irq_ack = irq_chip_ack_parent, + .irq_eoi = ioapic_ack_level, + .irq_set_affinity = ioapic_set_affinity, ++ .irq_retrigger = irq_chip_retrigger_hierarchy, + .flags = IRQCHIP_SKIP_SET_WAKE, + }; + +@@ -1887,6 +1888,7 @@ static struct irq_chip ioapic_ir_chip __read_mostly = { + .irq_ack = irq_chip_ack_parent, + .irq_eoi = ioapic_ir_ack_level, + .irq_set_affinity = ioapic_set_affinity, ++ .irq_retrigger = irq_chip_retrigger_hierarchy, + .flags = IRQCHIP_SKIP_SET_WAKE, + }; + +diff --git a/arch/x86/kernel/kprobes/common.h b/arch/x86/kernel/kprobes/common.h +index c6ee63f927ab..d688826e5736 100644 +--- a/arch/x86/kernel/kprobes/common.h ++++ b/arch/x86/kernel/kprobes/common.h +@@ -67,7 +67,7 @@ + #endif + + /* Ensure if the instruction can be boostable */ +-extern int can_boost(kprobe_opcode_t *instruction); ++extern int can_boost(kprobe_opcode_t *instruction, void *addr); + /* Recover instruction if given address is probed */ + extern unsigned long recover_probed_instruction(kprobe_opcode_t *buf, + unsigned long addr); +diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c +index d9d8d16b69db..b55d07b9d530 100644 +--- a/arch/x86/kernel/kprobes/core.c ++++ b/arch/x86/kernel/kprobes/core.c +@@ -166,12 +166,12 @@ NOKPROBE_SYMBOL(skip_prefixes); + * Returns non-zero if opcode is boostable. + * RIP relative instructions are adjusted at copying time in 64 bits mode + */ +-int can_boost(kprobe_opcode_t *opcodes) ++int can_boost(kprobe_opcode_t *opcodes, void *addr) + { + kprobe_opcode_t opcode; + kprobe_opcode_t *orig_opcodes = opcodes; + +- if (search_exception_tables((unsigned long)opcodes)) ++ if (search_exception_tables((unsigned long)addr)) + return 0; /* Page fault may occur on this address. */ + + retry: +@@ -416,7 +416,7 @@ static int arch_copy_kprobe(struct kprobe *p) + * __copy_instruction can modify the displacement of the instruction, + * but it doesn't affect boostable check. + */ +- if (can_boost(p->ainsn.insn)) ++ if (can_boost(p->ainsn.insn, p->addr)) + p->ainsn.boostable = 0; + else + p->ainsn.boostable = -1; +diff --git a/arch/x86/kernel/kprobes/opt.c b/arch/x86/kernel/kprobes/opt.c +index 3bb4c5f021f6..4d74f7386a61 100644 +--- a/arch/x86/kernel/kprobes/opt.c ++++ b/arch/x86/kernel/kprobes/opt.c +@@ -178,7 +178,7 @@ static int copy_optimized_instructions(u8 *dest, u8 *src) + + while (len < RELATIVEJUMP_SIZE) { + ret = __copy_instruction(dest + len, src + len); +- if (!ret || !can_boost(dest + len)) ++ if (!ret || !can_boost(dest + len, src + len)) + return -EINVAL; + len += ret; + } +diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c +index 5d400ba1349d..d47517941bbc 100644 +--- a/arch/x86/kernel/pci-calgary_64.c ++++ b/arch/x86/kernel/pci-calgary_64.c +@@ -296,7 +296,7 @@ static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr, + + /* were we called with bad_dma_address? */ + badend = DMA_ERROR_CODE + (EMERGENCY_PAGES * PAGE_SIZE); +- if (unlikely((dma_addr >= DMA_ERROR_CODE) && (dma_addr < badend))) { ++ if (unlikely(dma_addr < badend)) { + WARN(1, KERN_ERR "Calgary: driver tried unmapping bad DMA " + "address 0x%Lx\n", dma_addr); + return; +diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c +index afa7bbb596cd..967e459ff1e6 100644 +--- a/arch/x86/kvm/cpuid.c ++++ b/arch/x86/kvm/cpuid.c +@@ -846,12 +846,6 @@ void kvm_cpuid(struct kvm_vcpu *vcpu, u32 *eax, u32 *ebx, u32 *ecx, u32 *edx) + if (!best) + best = check_cpuid_limit(vcpu, function, index); + +- /* +- * Perfmon not yet supported for L2 guest. +- */ +- if (is_guest_mode(vcpu) && function == 0xa) +- best = NULL; +- + if (best) { + *eax = best->eax; + *ebx = best->ebx; +diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c +index 43b55ef82bac..89b98e07211f 100644 +--- a/arch/x86/kvm/vmx.c ++++ b/arch/x86/kvm/vmx.c +@@ -8051,8 +8051,6 @@ static bool nested_vmx_exit_handled(struct kvm_vcpu *vcpu) + case EXIT_REASON_TASK_SWITCH: + return true; + case EXIT_REASON_CPUID: +- if (kvm_register_read(vcpu, VCPU_REGS_RAX) == 0xa) +- return false; + return true; + case EXIT_REASON_HLT: + return nested_cpu_has(vmcs12, CPU_BASED_HLT_EXITING); +@@ -8137,6 +8135,9 @@ static bool nested_vmx_exit_handled(struct kvm_vcpu *vcpu) + return nested_cpu_has2(vmcs12, SECONDARY_EXEC_XSAVES); + case EXIT_REASON_PREEMPTION_TIMER: + return false; ++ case EXIT_REASON_PML_FULL: ++ /* We don't expose PML support to L1. */ ++ return false; + default: + return true; + } +@@ -10073,6 +10074,18 @@ static void prepare_vmcs02(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12) + + } + ++ if (enable_pml) { ++ /* ++ * Conceptually we want to copy the PML address and index from ++ * vmcs01 here, and then back to vmcs01 on nested vmexit. But, ++ * since we always flush the log on each vmexit, this happens ++ * to be equivalent to simply resetting the fields in vmcs02. ++ */ ++ ASSERT(vmx->pml_pg); ++ vmcs_write64(PML_ADDRESS, page_to_phys(vmx->pml_pg)); ++ vmcs_write16(GUEST_PML_INDEX, PML_ENTITY_NUM - 1); ++ } ++ + if (nested_cpu_has_ept(vmcs12)) { + kvm_mmu_unload(vcpu); + nested_ept_init_mmu_context(vcpu); +diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c +index a00a6c07bb6f..4ea9f290c19f 100644 +--- a/arch/x86/pci/xen.c ++++ b/arch/x86/pci/xen.c +@@ -447,7 +447,7 @@ void __init xen_msi_init(void) + + int __init pci_xen_hvm_init(void) + { +- if (!xen_feature(XENFEAT_hvm_pirqs)) ++ if (!xen_have_vector_callback || !xen_feature(XENFEAT_hvm_pirqs)) + return 0; + + #ifdef CONFIG_ACPI +diff --git a/arch/x86/platform/intel-mid/device_libs/platform_mrfld_wdt.c b/arch/x86/platform/intel-mid/device_libs/platform_mrfld_wdt.c +index 3f1f1c77d090..10bad1e55fcc 100644 +--- a/arch/x86/platform/intel-mid/device_libs/platform_mrfld_wdt.c ++++ b/arch/x86/platform/intel-mid/device_libs/platform_mrfld_wdt.c +@@ -19,7 +19,7 @@ + #include <asm/intel_scu_ipc.h> + #include <asm/io_apic.h> + +-#define TANGIER_EXT_TIMER0_MSI 15 ++#define TANGIER_EXT_TIMER0_MSI 12 + + static struct platform_device wdt_dev = { + .name = "intel_mid_wdt", +diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c +index bdd855685403..8f1f7efa848c 100644 +--- a/arch/x86/xen/enlighten.c ++++ b/arch/x86/xen/enlighten.c +@@ -137,6 +137,8 @@ struct shared_info xen_dummy_shared_info; + void *xen_initial_gdt; + + RESERVE_BRK(shared_info_page_brk, PAGE_SIZE); ++__read_mostly int xen_have_vector_callback; ++EXPORT_SYMBOL_GPL(xen_have_vector_callback); + + static int xen_cpu_up_prepare(unsigned int cpu); + static int xen_cpu_up_online(unsigned int cpu); +@@ -1521,7 +1523,10 @@ static void __init xen_pvh_early_guest_init(void) + if (!xen_feature(XENFEAT_auto_translated_physmap)) + return; + +- BUG_ON(!xen_feature(XENFEAT_hvm_callback_vector)); ++ if (!xen_feature(XENFEAT_hvm_callback_vector)) ++ return; ++ ++ xen_have_vector_callback = 1; + + xen_pvh_early_cpu_init(0, false); + xen_pvh_set_cr_flags(0); +@@ -1860,7 +1865,9 @@ static int xen_cpu_up_prepare(unsigned int cpu) + xen_vcpu_setup(cpu); + } + +- if (xen_pv_domain() || xen_feature(XENFEAT_hvm_safe_pvclock)) ++ if (xen_pv_domain() || ++ (xen_have_vector_callback && ++ xen_feature(XENFEAT_hvm_safe_pvclock))) + xen_setup_timer(cpu); + + rc = xen_smp_intr_init(cpu); +@@ -1876,7 +1883,9 @@ static int xen_cpu_dead(unsigned int cpu) + { + xen_smp_intr_free(cpu); + +- if (xen_pv_domain() || xen_feature(XENFEAT_hvm_safe_pvclock)) ++ if (xen_pv_domain() || ++ (xen_have_vector_callback && ++ xen_feature(XENFEAT_hvm_safe_pvclock))) + xen_teardown_timer(cpu); + + return 0; +@@ -1915,8 +1924,8 @@ static void __init xen_hvm_guest_init(void) + + xen_panic_handler_init(); + +- BUG_ON(!xen_feature(XENFEAT_hvm_callback_vector)); +- ++ if (xen_feature(XENFEAT_hvm_callback_vector)) ++ xen_have_vector_callback = 1; + xen_hvm_smp_init(); + WARN_ON(xen_cpuhp_setup()); + xen_unplug_emulated_devices(); +@@ -1954,7 +1963,7 @@ bool xen_hvm_need_lapic(void) + return false; + if (!xen_hvm_domain()) + return false; +- if (xen_feature(XENFEAT_hvm_pirqs)) ++ if (xen_feature(XENFEAT_hvm_pirqs) && xen_have_vector_callback) + return false; + return true; + } +diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c +index 311acad7dad2..137afbbd0590 100644 +--- a/arch/x86/xen/smp.c ++++ b/arch/x86/xen/smp.c +@@ -765,6 +765,8 @@ static void __init xen_hvm_smp_prepare_cpus(unsigned int max_cpus) + + void __init xen_hvm_smp_init(void) + { ++ if (!xen_have_vector_callback) ++ return; + smp_ops.smp_prepare_cpus = xen_hvm_smp_prepare_cpus; + smp_ops.smp_send_reschedule = xen_smp_send_reschedule; + smp_ops.cpu_die = xen_cpu_die; +diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c +index 33d8f6a7829d..67356d29d74d 100644 +--- a/arch/x86/xen/time.c ++++ b/arch/x86/xen/time.c +@@ -432,6 +432,11 @@ static void xen_hvm_setup_cpu_clockevents(void) + + void __init xen_hvm_init_time_ops(void) + { ++ /* vector callback is needed otherwise we cannot receive interrupts ++ * on cpu > 0 and at this point we don't know how many cpus are ++ * available */ ++ if (!xen_have_vector_callback) ++ return; + if (!xen_feature(XENFEAT_hvm_safe_pvclock)) { + printk(KERN_INFO "Xen doesn't support pvclock on HVM," + "disable pv timer\n"); +diff --git a/block/blk-integrity.c b/block/blk-integrity.c +index d69c5c79f98e..319f2e4f4a8b 100644 +--- a/block/blk-integrity.c ++++ b/block/blk-integrity.c +@@ -417,7 +417,7 @@ void blk_integrity_register(struct gendisk *disk, struct blk_integrity *template + bi->tuple_size = template->tuple_size; + bi->tag_size = template->tag_size; + +- blk_integrity_revalidate(disk); ++ disk->queue->backing_dev_info.capabilities |= BDI_CAP_STABLE_WRITES; + } + EXPORT_SYMBOL(blk_integrity_register); + +@@ -430,26 +430,11 @@ EXPORT_SYMBOL(blk_integrity_register); + */ + void blk_integrity_unregister(struct gendisk *disk) + { +- blk_integrity_revalidate(disk); ++ disk->queue->backing_dev_info.capabilities &= ~BDI_CAP_STABLE_WRITES; + memset(&disk->queue->integrity, 0, sizeof(struct blk_integrity)); + } + EXPORT_SYMBOL(blk_integrity_unregister); + +-void blk_integrity_revalidate(struct gendisk *disk) +-{ +- struct blk_integrity *bi = &disk->queue->integrity; +- +- if (!(disk->flags & GENHD_FL_UP)) +- return; +- +- if (bi->profile) +- disk->queue->backing_dev_info.capabilities |= +- BDI_CAP_STABLE_WRITES; +- else +- disk->queue->backing_dev_info.capabilities &= +- ~BDI_CAP_STABLE_WRITES; +-} +- + void blk_integrity_add(struct gendisk *disk) + { + if (kobject_init_and_add(&disk->integrity_kobj, &integrity_ktype, +diff --git a/block/partition-generic.c b/block/partition-generic.c +index 71d9ed9df8da..a2437c006640 100644 +--- a/block/partition-generic.c ++++ b/block/partition-generic.c +@@ -447,7 +447,6 @@ int rescan_partitions(struct gendisk *disk, struct block_device *bdev) + + if (disk->fops->revalidate_disk) + disk->fops->revalidate_disk(disk); +- blk_integrity_revalidate(disk); + check_disk_size_change(disk, bdev); + bdev->bd_invalidated = 0; + if (!get_capacity(disk) || !(state = check_partition(disk, bdev))) +diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c +index e5950131bd90..a017ccd8cc3b 100644 +--- a/drivers/char/tpm/tpm-chip.c ++++ b/drivers/char/tpm/tpm-chip.c +@@ -140,7 +140,7 @@ static void tpm_dev_release(struct device *dev) + * Allocates a new struct tpm_chip instance and assigns a free + * device number for it. Must be paired with put_device(&chip->dev). + */ +-struct tpm_chip *tpm_chip_alloc(struct device *dev, ++struct tpm_chip *tpm_chip_alloc(struct device *pdev, + const struct tpm_class_ops *ops) + { + struct tpm_chip *chip; +@@ -159,7 +159,7 @@ struct tpm_chip *tpm_chip_alloc(struct device *dev, + rc = idr_alloc(&dev_nums_idr, NULL, 0, TPM_NUM_DEVICES, GFP_KERNEL); + mutex_unlock(&idr_lock); + if (rc < 0) { +- dev_err(dev, "No available tpm device numbers\n"); ++ dev_err(pdev, "No available tpm device numbers\n"); + kfree(chip); + return ERR_PTR(rc); + } +@@ -169,7 +169,7 @@ struct tpm_chip *tpm_chip_alloc(struct device *dev, + + chip->dev.class = tpm_class; + chip->dev.release = tpm_dev_release; +- chip->dev.parent = dev; ++ chip->dev.parent = pdev; + chip->dev.groups = chip->groups; + + if (chip->dev_num == 0) +@@ -181,7 +181,7 @@ struct tpm_chip *tpm_chip_alloc(struct device *dev, + if (rc) + goto out; + +- if (!dev) ++ if (!pdev) + chip->flags |= TPM_CHIP_FLAG_VIRTUAL; + + cdev_init(&chip->cdev, &tpm_fops); +diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h +index 4d183c97f6a6..aa4299cf7e5a 100644 +--- a/drivers/char/tpm/tpm.h ++++ b/drivers/char/tpm/tpm.h +@@ -518,6 +518,11 @@ static inline void tpm_add_ppi(struct tpm_chip *chip) + } + #endif + ++static inline inline u32 tpm2_rc_value(u32 rc) ++{ ++ return (rc & BIT(7)) ? rc & 0xff : rc; ++} ++ + int tpm2_pcr_read(struct tpm_chip *chip, int pcr_idx, u8 *res_buf); + int tpm2_pcr_extend(struct tpm_chip *chip, int pcr_idx, const u8 *hash); + int tpm2_get_random(struct tpm_chip *chip, u8 *out, size_t max); +diff --git a/drivers/char/tpm/tpm2-cmd.c b/drivers/char/tpm/tpm2-cmd.c +index 7df55d58c939..17896d654033 100644 +--- a/drivers/char/tpm/tpm2-cmd.c ++++ b/drivers/char/tpm/tpm2-cmd.c +@@ -529,7 +529,7 @@ int tpm2_seal_trusted(struct tpm_chip *chip, + tpm_buf_destroy(&buf); + + if (rc > 0) { +- if ((rc & TPM2_RC_HASH) == TPM2_RC_HASH) ++ if (tpm2_rc_value(rc) == TPM2_RC_HASH) + rc = -EINVAL; + else + rc = -EPERM; +diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile +index 925081ec14c0..42042c0a936c 100644 +--- a/drivers/clk/Makefile ++++ b/drivers/clk/Makefile +@@ -87,6 +87,8 @@ obj-y += ti/ + obj-$(CONFIG_CLK_UNIPHIER) += uniphier/ + obj-$(CONFIG_ARCH_U8500) += ux500/ + obj-$(CONFIG_COMMON_CLK_VERSATILE) += versatile/ ++ifeq ($(CONFIG_COMMON_CLK), y) + obj-$(CONFIG_X86) += x86/ ++endif + obj-$(CONFIG_ARCH_ZX) += zte/ + obj-$(CONFIG_ARCH_ZYNQ) += zynq/ +diff --git a/drivers/clk/rockchip/clk-rk3036.c b/drivers/clk/rockchip/clk-rk3036.c +index 924f560dcf80..dcde70f4c105 100644 +--- a/drivers/clk/rockchip/clk-rk3036.c ++++ b/drivers/clk/rockchip/clk-rk3036.c +@@ -127,7 +127,7 @@ PNAME(mux_ddrphy_p) = { "dpll_ddr", "gpll_ddr" }; + PNAME(mux_pll_src_3plls_p) = { "apll", "dpll", "gpll" }; + PNAME(mux_timer_p) = { "xin24m", "pclk_peri_src" }; + +-PNAME(mux_pll_src_apll_dpll_gpll_usb480m_p) = { "apll", "dpll", "gpll" "usb480m" }; ++PNAME(mux_pll_src_apll_dpll_gpll_usb480m_p) = { "apll", "dpll", "gpll", "usb480m" }; + + PNAME(mux_mmc_src_p) = { "apll", "dpll", "gpll", "xin24m" }; + PNAME(mux_i2s_pre_p) = { "i2s_src", "i2s_frac", "ext_i2s", "xin12m" }; +diff --git a/drivers/crypto/caam/caamhash.c b/drivers/crypto/caam/caamhash.c +index 660dc206969f..2474f1494955 100644 +--- a/drivers/crypto/caam/caamhash.c ++++ b/drivers/crypto/caam/caamhash.c +@@ -154,6 +154,7 @@ static inline int map_seq_out_ptr_ctx(u32 *desc, struct device *jrdev, + ctx_len, DMA_FROM_DEVICE); + if (dma_mapping_error(jrdev, state->ctx_dma)) { + dev_err(jrdev, "unable to map ctx\n"); ++ state->ctx_dma = 0; + return -ENOMEM; + } + +@@ -214,6 +215,7 @@ static inline int ctx_map_to_sec4_sg(u32 *desc, struct device *jrdev, + state->ctx_dma = dma_map_single(jrdev, state->caam_ctx, ctx_len, flag); + if (dma_mapping_error(jrdev, state->ctx_dma)) { + dev_err(jrdev, "unable to map ctx\n"); ++ state->ctx_dma = 0; + return -ENOMEM; + } + +@@ -620,8 +622,10 @@ static inline void ahash_unmap_ctx(struct device *dev, + struct caam_hash_ctx *ctx = crypto_ahash_ctx(ahash); + struct caam_hash_state *state = ahash_request_ctx(req); + +- if (state->ctx_dma) ++ if (state->ctx_dma) { + dma_unmap_single(dev, state->ctx_dma, ctx->ctx_len, flag); ++ state->ctx_dma = 0; ++ } + ahash_unmap(dev, edesc, req, dst_len); + } + +@@ -1605,6 +1609,7 @@ static int ahash_init(struct ahash_request *req) + state->finup = ahash_finup_first; + state->final = ahash_final_no_ctx; + ++ state->ctx_dma = 0; + state->current_buf = 0; + state->buf_dma = 0; + state->buflen_0 = 0; +diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c +index 81df3097b545..7fd496f99385 100644 +--- a/drivers/gpu/drm/sti/sti_gdp.c ++++ b/drivers/gpu/drm/sti/sti_gdp.c +@@ -66,7 +66,9 @@ static struct gdp_format_to_str { + #define GAM_GDP_ALPHARANGE_255 BIT(5) + #define GAM_GDP_AGC_FULL_RANGE 0x00808080 + #define GAM_GDP_PPT_IGNORE (BIT(1) | BIT(0)) +-#define GAM_GDP_SIZE_MAX 0x7FF ++ ++#define GAM_GDP_SIZE_MAX_WIDTH 3840 ++#define GAM_GDP_SIZE_MAX_HEIGHT 2160 + + #define GDP_NODE_NB_BANK 2 + #define GDP_NODE_PER_FIELD 2 +@@ -633,8 +635,8 @@ static int sti_gdp_atomic_check(struct drm_plane *drm_plane, + /* src_x are in 16.16 format */ + src_x = state->src_x >> 16; + src_y = state->src_y >> 16; +- src_w = clamp_val(state->src_w >> 16, 0, GAM_GDP_SIZE_MAX); +- src_h = clamp_val(state->src_h >> 16, 0, GAM_GDP_SIZE_MAX); ++ src_w = clamp_val(state->src_w >> 16, 0, GAM_GDP_SIZE_MAX_WIDTH); ++ src_h = clamp_val(state->src_h >> 16, 0, GAM_GDP_SIZE_MAX_HEIGHT); + + format = sti_gdp_fourcc2format(fb->pixel_format); + if (format == -1) { +@@ -732,8 +734,8 @@ static void sti_gdp_atomic_update(struct drm_plane *drm_plane, + /* src_x are in 16.16 format */ + src_x = state->src_x >> 16; + src_y = state->src_y >> 16; +- src_w = clamp_val(state->src_w >> 16, 0, GAM_GDP_SIZE_MAX); +- src_h = clamp_val(state->src_h >> 16, 0, GAM_GDP_SIZE_MAX); ++ src_w = clamp_val(state->src_w >> 16, 0, GAM_GDP_SIZE_MAX_WIDTH); ++ src_h = clamp_val(state->src_h >> 16, 0, GAM_GDP_SIZE_MAX_HEIGHT); + + list = sti_gdp_get_free_nodes(gdp); + top_field = list->top_field; +diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c +index a6ed9d5e5167..750733a8cce2 100644 +--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c ++++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c +@@ -66,8 +66,11 @@ static int ttm_bo_vm_fault_idle(struct ttm_buffer_object *bo, + if (vmf->flags & FAULT_FLAG_RETRY_NOWAIT) + goto out_unlock; + ++ ttm_bo_reference(bo); + up_read(&vma->vm_mm->mmap_sem); + (void) fence_wait(bo->moving, true); ++ ttm_bo_unreserve(bo); ++ ttm_bo_unref(&bo); + goto out_unlock; + } + +@@ -120,8 +123,10 @@ static int ttm_bo_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) + + if (vmf->flags & FAULT_FLAG_ALLOW_RETRY) { + if (!(vmf->flags & FAULT_FLAG_RETRY_NOWAIT)) { ++ ttm_bo_reference(bo); + up_read(&vma->vm_mm->mmap_sem); + (void) ttm_bo_wait_unreserved(bo); ++ ttm_bo_unref(&bo); + } + + return VM_FAULT_RETRY; +@@ -166,6 +171,13 @@ static int ttm_bo_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) + ret = ttm_bo_vm_fault_idle(bo, vma, vmf); + if (unlikely(ret != 0)) { + retval = ret; ++ ++ if (retval == VM_FAULT_RETRY && ++ !(vmf->flags & FAULT_FLAG_RETRY_NOWAIT)) { ++ /* The BO has already been unreserved. */ ++ return retval; ++ } ++ + goto out_unlock; + } + +diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c +index b99c1df48156..81853ee85f6a 100644 +--- a/drivers/hwmon/it87.c ++++ b/drivers/hwmon/it87.c +@@ -2600,7 +2600,7 @@ static int __init it87_find(int sioaddr, unsigned short *address, + + /* Check for pwm4 */ + reg = superio_inb(sioaddr, IT87_SIO_GPIO4_REG); +- if (!(reg & BIT(2))) ++ if (reg & BIT(2)) + sio_data->skip_pwm |= BIT(3); + + /* Check for pwm2, fan2 */ +diff --git a/drivers/leds/leds-ktd2692.c b/drivers/leds/leds-ktd2692.c +index bf23ba191ad0..45296aaca9da 100644 +--- a/drivers/leds/leds-ktd2692.c ++++ b/drivers/leds/leds-ktd2692.c +@@ -270,15 +270,15 @@ static int ktd2692_parse_dt(struct ktd2692_context *led, struct device *dev, + return -ENXIO; + + led->ctrl_gpio = devm_gpiod_get(dev, "ctrl", GPIOD_ASIS); +- if (IS_ERR(led->ctrl_gpio)) { +- ret = PTR_ERR(led->ctrl_gpio); ++ ret = PTR_ERR_OR_ZERO(led->ctrl_gpio); ++ if (ret) { + dev_err(dev, "cannot get ctrl-gpios %d\n", ret); + return ret; + } + + led->aux_gpio = devm_gpiod_get(dev, "aux", GPIOD_ASIS); +- if (IS_ERR(led->aux_gpio)) { +- ret = PTR_ERR(led->aux_gpio); ++ ret = PTR_ERR_OR_ZERO(led->aux_gpio); ++ if (ret) { + dev_err(dev, "cannot get aux-gpios %d\n", ret); + return ret; + } +diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c +index f08a20b921e7..48ee4110ef6e 100644 +--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c ++++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c +@@ -2867,7 +2867,8 @@ static int bnxt_alloc_ntp_fltrs(struct bnxt *bp) + INIT_HLIST_HEAD(&bp->ntp_fltr_hash_tbl[i]); + + bp->ntp_fltr_count = 0; +- bp->ntp_fltr_bmap = kzalloc(BITS_TO_LONGS(BNXT_NTP_FLTR_MAX_FLTR), ++ bp->ntp_fltr_bmap = kcalloc(BITS_TO_LONGS(BNXT_NTP_FLTR_MAX_FLTR), ++ sizeof(long), + GFP_KERNEL); + + if (!bp->ntp_fltr_bmap) +diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c +index f7c6a40aae81..a5d66e205bb2 100644 +--- a/drivers/net/macsec.c ++++ b/drivers/net/macsec.c +@@ -617,7 +617,8 @@ static void macsec_encrypt_done(struct crypto_async_request *base, int err) + + static struct aead_request *macsec_alloc_req(struct crypto_aead *tfm, + unsigned char **iv, +- struct scatterlist **sg) ++ struct scatterlist **sg, ++ int num_frags) + { + size_t size, iv_offset, sg_offset; + struct aead_request *req; +@@ -629,7 +630,7 @@ static struct aead_request *macsec_alloc_req(struct crypto_aead *tfm, + + size = ALIGN(size, __alignof__(struct scatterlist)); + sg_offset = size; +- size += sizeof(struct scatterlist) * (MAX_SKB_FRAGS + 1); ++ size += sizeof(struct scatterlist) * num_frags; + + tmp = kmalloc(size, GFP_ATOMIC); + if (!tmp) +@@ -649,6 +650,7 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb, + { + int ret; + struct scatterlist *sg; ++ struct sk_buff *trailer; + unsigned char *iv; + struct ethhdr *eth; + struct macsec_eth_header *hh; +@@ -723,7 +725,14 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb, + return ERR_PTR(-EINVAL); + } + +- req = macsec_alloc_req(tx_sa->key.tfm, &iv, &sg); ++ ret = skb_cow_data(skb, 0, &trailer); ++ if (unlikely(ret < 0)) { ++ macsec_txsa_put(tx_sa); ++ kfree_skb(skb); ++ return ERR_PTR(ret); ++ } ++ ++ req = macsec_alloc_req(tx_sa->key.tfm, &iv, &sg, ret); + if (!req) { + macsec_txsa_put(tx_sa); + kfree_skb(skb); +@@ -732,7 +741,7 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb, + + macsec_fill_iv(iv, secy->sci, pn); + +- sg_init_table(sg, MAX_SKB_FRAGS + 1); ++ sg_init_table(sg, ret); + skb_to_sgvec(skb, sg, 0, skb->len); + + if (tx_sc->encrypt) { +@@ -914,6 +923,7 @@ static struct sk_buff *macsec_decrypt(struct sk_buff *skb, + { + int ret; + struct scatterlist *sg; ++ struct sk_buff *trailer; + unsigned char *iv; + struct aead_request *req; + struct macsec_eth_header *hdr; +@@ -924,7 +934,12 @@ static struct sk_buff *macsec_decrypt(struct sk_buff *skb, + if (!skb) + return ERR_PTR(-ENOMEM); + +- req = macsec_alloc_req(rx_sa->key.tfm, &iv, &sg); ++ ret = skb_cow_data(skb, 0, &trailer); ++ if (unlikely(ret < 0)) { ++ kfree_skb(skb); ++ return ERR_PTR(ret); ++ } ++ req = macsec_alloc_req(rx_sa->key.tfm, &iv, &sg, ret); + if (!req) { + kfree_skb(skb); + return ERR_PTR(-ENOMEM); +@@ -933,7 +948,7 @@ static struct sk_buff *macsec_decrypt(struct sk_buff *skb, + hdr = (struct macsec_eth_header *)skb->data; + macsec_fill_iv(iv, sci, ntohl(hdr->packet_number)); + +- sg_init_table(sg, MAX_SKB_FRAGS + 1); ++ sg_init_table(sg, ret); + skb_to_sgvec(skb, sg, 0, skb->len); + + if (hdr->tci_an & MACSEC_TCI_E) { +@@ -2709,7 +2724,7 @@ static netdev_tx_t macsec_start_xmit(struct sk_buff *skb, + } + + #define MACSEC_FEATURES \ +- (NETIF_F_SG | NETIF_F_HIGHDMA) ++ (NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST) + static struct lock_class_key macsec_netdev_addr_lock_key; + + static int macsec_dev_init(struct net_device *dev) +diff --git a/drivers/net/phy/mdio-mux-bcm-iproc.c b/drivers/net/phy/mdio-mux-bcm-iproc.c +index 0a0412524cec..0a5f62e0efcc 100644 +--- a/drivers/net/phy/mdio-mux-bcm-iproc.c ++++ b/drivers/net/phy/mdio-mux-bcm-iproc.c +@@ -203,11 +203,14 @@ static int mdio_mux_iproc_probe(struct platform_device *pdev) + &md->mux_handle, md, md->mii_bus); + if (rc) { + dev_info(md->dev, "mdiomux initialization failed\n"); +- goto out; ++ goto out_register; + } + + dev_info(md->dev, "iProc mdiomux registered\n"); + return 0; ++ ++out_register: ++ mdiobus_unregister(bus); + out: + mdiobus_free(bus); + return rc; +diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c +index 0d519a9582ca..34d997ca1b27 100644 +--- a/drivers/net/usb/qmi_wwan.c ++++ b/drivers/net/usb/qmi_wwan.c +@@ -902,6 +902,7 @@ static const struct usb_device_id products[] = { + {QMI_FIXED_INTF(0x2357, 0x0201, 4)}, /* TP-LINK HSUPA Modem MA180 */ + {QMI_FIXED_INTF(0x2357, 0x9000, 4)}, /* TP-LINK MA260 */ + {QMI_QUIRK_SET_DTR(0x1bc7, 0x1040, 2)}, /* Telit LE922A */ ++ {QMI_FIXED_INTF(0x1bc7, 0x1100, 3)}, /* Telit ME910 */ + {QMI_FIXED_INTF(0x1bc7, 0x1200, 5)}, /* Telit LE920 */ + {QMI_FIXED_INTF(0x1bc7, 0x1201, 2)}, /* Telit LE920 */ + {QMI_FIXED_INTF(0x1c9e, 0x9b01, 3)}, /* XS Stick W100-2 from 4G Systems */ +diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +index 5eaac13e2317..f877301c9454 100644 +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +@@ -198,7 +198,7 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb, + int ret; + struct brcmf_if *ifp = netdev_priv(ndev); + struct brcmf_pub *drvr = ifp->drvr; +- struct ethhdr *eh = (struct ethhdr *)(skb->data); ++ struct ethhdr *eh; + + brcmf_dbg(DATA, "Enter, bsscfgidx=%d\n", ifp->bsscfgidx); + +@@ -211,22 +211,13 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb, + goto done; + } + +- /* Make sure there's enough room for any header */ +- if (skb_headroom(skb) < drvr->hdrlen) { +- struct sk_buff *skb2; +- +- brcmf_dbg(INFO, "%s: insufficient headroom\n", ++ /* Make sure there's enough writable headroom*/ ++ ret = skb_cow_head(skb, drvr->hdrlen); ++ if (ret < 0) { ++ brcmf_err("%s: skb_cow_head failed\n", + brcmf_ifname(ifp)); +- drvr->bus_if->tx_realloc++; +- skb2 = skb_realloc_headroom(skb, drvr->hdrlen); + dev_kfree_skb(skb); +- skb = skb2; +- if (skb == NULL) { +- brcmf_err("%s: skb_realloc_headroom failed\n", +- brcmf_ifname(ifp)); +- ret = -ENOMEM; +- goto done; +- } ++ goto done; + } + + /* validate length for ether packet */ +@@ -236,6 +227,8 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb, + goto done; + } + ++ eh = (struct ethhdr *)(skb->data); ++ + if (eh->h_proto == htons(ETH_P_PAE)) + atomic_inc(&ifp->pend_8021x_cnt); + +diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-6000.c b/drivers/net/wireless/intel/iwlwifi/iwl-6000.c +index 0b9f6a7bc834..39335b7b0c16 100644 +--- a/drivers/net/wireless/intel/iwlwifi/iwl-6000.c ++++ b/drivers/net/wireless/intel/iwlwifi/iwl-6000.c +@@ -371,4 +371,4 @@ const struct iwl_cfg iwl6000_3agn_cfg = { + MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_MAX)); + MODULE_FIRMWARE(IWL6050_MODULE_FIRMWARE(IWL6050_UCODE_API_MAX)); + MODULE_FIRMWARE(IWL6005_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX)); +-MODULE_FIRMWARE(IWL6030_MODULE_FIRMWARE(IWL6000G2B_UCODE_API_MAX)); ++MODULE_FIRMWARE(IWL6030_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX)); +diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +index b88e2048ae0b..207d8ae1e116 100644 +--- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c ++++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +@@ -1262,12 +1262,15 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, + iwl_trans_d3_suspend(mvm->trans, test, !unified_image); + out: + if (ret < 0) { +- iwl_mvm_ref(mvm, IWL_MVM_REF_UCODE_DOWN); +- if (mvm->restart_fw > 0) { +- mvm->restart_fw--; +- ieee80211_restart_hw(mvm->hw); +- } + iwl_mvm_free_nd(mvm); ++ ++ if (!unified_image) { ++ iwl_mvm_ref(mvm, IWL_MVM_REF_UCODE_DOWN); ++ if (mvm->restart_fw > 0) { ++ mvm->restart_fw--; ++ ieee80211_restart_hw(mvm->hw); ++ } ++ } + } + out_noreset: + mutex_unlock(&mvm->mutex); +diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +index 7b7d2a146e30..0bda91ffc608 100644 +--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c ++++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +@@ -1056,6 +1056,8 @@ static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm, + + if (ret) + return ret; ++ if (count == 0) ++ return 0; + + iwl_mvm_fw_dbg_collect(mvm, FW_DBG_TRIGGER_USER, buf, + (count - 1), NULL); +diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c +index d89d0a1fd34e..700d244df34b 100644 +--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c ++++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c +@@ -784,12 +784,16 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) + struct iwl_fw_error_dump_paging *paging; + struct page *pages = + mvm->fw_paging_db[i].fw_paging_block; ++ dma_addr_t addr = mvm->fw_paging_db[i].fw_paging_phys; + + dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PAGING); + dump_data->len = cpu_to_le32(sizeof(*paging) + + PAGING_BLOCK_SIZE); + paging = (void *)dump_data->data; + paging->index = cpu_to_le32(i); ++ dma_sync_single_for_cpu(mvm->trans->dev, addr, ++ PAGING_BLOCK_SIZE, ++ DMA_BIDIRECTIONAL); + memcpy(paging->data, page_address(pages), + PAGING_BLOCK_SIZE); + dump_data = iwl_fw_error_next_data(dump_data); +diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +index 872066317fa5..2ec3a91a0f6b 100644 +--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c ++++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +@@ -214,6 +214,10 @@ static int iwl_fill_paging_mem(struct iwl_mvm *mvm, const struct fw_img *image) + memcpy(page_address(mvm->fw_paging_db[0].fw_paging_block), + image->sec[sec_idx].data, + mvm->fw_paging_db[0].fw_paging_size); ++ dma_sync_single_for_device(mvm->trans->dev, ++ mvm->fw_paging_db[0].fw_paging_phys, ++ mvm->fw_paging_db[0].fw_paging_size, ++ DMA_BIDIRECTIONAL); + + IWL_DEBUG_FW(mvm, + "Paging: copied %d CSS bytes to first block\n", +@@ -228,9 +232,16 @@ static int iwl_fill_paging_mem(struct iwl_mvm *mvm, const struct fw_img *image) + * loop stop at num_of_paging_blk since that last block is not full. + */ + for (idx = 1; idx < mvm->num_of_paging_blk; idx++) { +- memcpy(page_address(mvm->fw_paging_db[idx].fw_paging_block), ++ struct iwl_fw_paging *block = &mvm->fw_paging_db[idx]; ++ ++ memcpy(page_address(block->fw_paging_block), + image->sec[sec_idx].data + offset, +- mvm->fw_paging_db[idx].fw_paging_size); ++ block->fw_paging_size); ++ dma_sync_single_for_device(mvm->trans->dev, ++ block->fw_paging_phys, ++ block->fw_paging_size, ++ DMA_BIDIRECTIONAL); ++ + + IWL_DEBUG_FW(mvm, + "Paging: copied %d paging bytes to block %d\n", +@@ -242,9 +253,15 @@ static int iwl_fill_paging_mem(struct iwl_mvm *mvm, const struct fw_img *image) + + /* copy the last paging block */ + if (mvm->num_of_pages_in_last_blk > 0) { +- memcpy(page_address(mvm->fw_paging_db[idx].fw_paging_block), ++ struct iwl_fw_paging *block = &mvm->fw_paging_db[idx]; ++ ++ memcpy(page_address(block->fw_paging_block), + image->sec[sec_idx].data + offset, + FW_PAGING_SIZE * mvm->num_of_pages_in_last_blk); ++ dma_sync_single_for_device(mvm->trans->dev, ++ block->fw_paging_phys, ++ block->fw_paging_size, ++ DMA_BIDIRECTIONAL); + + IWL_DEBUG_FW(mvm, + "Paging: copied %d pages in the last block %d\n", +diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +index 6c802cee900c..a481eb41f693 100644 +--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c ++++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +@@ -409,7 +409,7 @@ static void iwl_mvm_release_frames(struct iwl_mvm *mvm, + + /* ignore nssn smaller than head sn - this can happen due to timeout */ + if (iwl_mvm_is_sn_less(nssn, ssn, reorder_buf->buf_size)) +- return; ++ goto set_timer; + + while (iwl_mvm_is_sn_less(ssn, nssn, reorder_buf->buf_size)) { + int index = ssn % reorder_buf->buf_size; +@@ -432,6 +432,7 @@ static void iwl_mvm_release_frames(struct iwl_mvm *mvm, + } + reorder_buf->head_sn = nssn; + ++set_timer: + if (reorder_buf->num_stored && !reorder_buf->removed) { + u16 index = reorder_buf->head_sn % reorder_buf->buf_size; + +diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +index 52de3c6d760c..e64aeb4a2204 100644 +--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c ++++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +@@ -1466,6 +1466,7 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, + { + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_mvm_sta *mvm_sta = iwl_mvm_sta_from_mac80211(sta); ++ u8 sta_id = mvm_sta->sta_id; + int ret; + + lockdep_assert_held(&mvm->mutex); +@@ -1474,7 +1475,7 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, + kfree(mvm_sta->dup_data); + + if ((vif->type == NL80211_IFTYPE_STATION && +- mvmvif->ap_sta_id == mvm_sta->sta_id) || ++ mvmvif->ap_sta_id == sta_id) || + iwl_mvm_is_dqa_supported(mvm)){ + ret = iwl_mvm_drain_sta(mvm, mvm_sta, true); + if (ret) +@@ -1497,6 +1498,15 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, + iwl_mvm_disable_sta_queues(mvm, vif, mvm_sta); + + /* ++ * If pending_frames is set at this point - it must be ++ * driver internal logic error, since queues are empty ++ * and removed successuly. ++ * warn on it but set it to 0 anyway to avoid station ++ * not being removed later in the function ++ */ ++ WARN_ON(atomic_xchg(&mvm->pending_frames[sta_id], 0)); ++ ++ /* + * If no traffic has gone through the reserved TXQ - it + * is still marked as IWL_MVM_QUEUE_RESERVED, and + * should be manually marked as free again +@@ -1506,7 +1516,7 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, + if (WARN((*status != IWL_MVM_QUEUE_RESERVED) && + (*status != IWL_MVM_QUEUE_FREE), + "sta_id %d reserved txq %d status %d", +- mvm_sta->sta_id, reserved_txq, *status)) { ++ sta_id, reserved_txq, *status)) { + spin_unlock_bh(&mvm->queue_info_lock); + return -EINVAL; + } +@@ -1516,7 +1526,7 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, + } + + if (vif->type == NL80211_IFTYPE_STATION && +- mvmvif->ap_sta_id == mvm_sta->sta_id) { ++ mvmvif->ap_sta_id == sta_id) { + /* if associated - we can't remove the AP STA now */ + if (vif->bss_conf.assoc) + return ret; +@@ -1525,7 +1535,7 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, + mvmvif->ap_sta_id = IWL_MVM_STATION_COUNT; + + /* clear d0i3_ap_sta_id if no longer relevant */ +- if (mvm->d0i3_ap_sta_id == mvm_sta->sta_id) ++ if (mvm->d0i3_ap_sta_id == sta_id) + mvm->d0i3_ap_sta_id = IWL_MVM_STATION_COUNT; + } + } +@@ -1534,7 +1544,7 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, + * This shouldn't happen - the TDLS channel switch should be canceled + * before the STA is removed. + */ +- if (WARN_ON_ONCE(mvm->tdls_cs.peer.sta_id == mvm_sta->sta_id)) { ++ if (WARN_ON_ONCE(mvm->tdls_cs.peer.sta_id == sta_id)) { + mvm->tdls_cs.peer.sta_id = IWL_MVM_STATION_COUNT; + cancel_delayed_work(&mvm->tdls_cs.dwork); + } +@@ -1544,21 +1554,20 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, + * calls the drain worker. + */ + spin_lock_bh(&mvm_sta->lock); ++ + /* + * There are frames pending on the AC queues for this station. + * We need to wait until all the frames are drained... + */ +- if (atomic_read(&mvm->pending_frames[mvm_sta->sta_id])) { +- rcu_assign_pointer(mvm->fw_id_to_mac_id[mvm_sta->sta_id], ++ if (atomic_read(&mvm->pending_frames[sta_id])) { ++ rcu_assign_pointer(mvm->fw_id_to_mac_id[sta_id], + ERR_PTR(-EBUSY)); + spin_unlock_bh(&mvm_sta->lock); + + /* disable TDLS sta queues on drain complete */ + if (sta->tdls) { +- mvm->tfd_drained[mvm_sta->sta_id] = +- mvm_sta->tfd_queue_msk; +- IWL_DEBUG_TDLS(mvm, "Draining TDLS sta %d\n", +- mvm_sta->sta_id); ++ mvm->tfd_drained[sta_id] = mvm_sta->tfd_queue_msk; ++ IWL_DEBUG_TDLS(mvm, "Draining TDLS sta %d\n", sta_id); + } + + ret = iwl_mvm_drain_sta(mvm, mvm_sta, true); +diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +index 66957ac12ca4..0556d139b719 100644 +--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c ++++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +@@ -202,7 +202,6 @@ void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, + struct iwl_tx_cmd *tx_cmd, + struct ieee80211_tx_info *info, u8 sta_id) + { +- struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb); + struct ieee80211_hdr *hdr = (void *)skb->data; + __le16 fc = hdr->frame_control; + u32 tx_flags = le32_to_cpu(tx_cmd->tx_flags); +@@ -284,9 +283,8 @@ void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, + tx_flags |= TX_CMD_FLG_WRITE_TX_POWER; + + tx_cmd->tx_flags = cpu_to_le32(tx_flags); +- /* Total # bytes to be transmitted */ +- tx_cmd->len = cpu_to_le16((u16)skb->len + +- (uintptr_t)skb_info->driver_data[0]); ++ /* Total # bytes to be transmitted - PCIe code will adjust for A-MSDU */ ++ tx_cmd->len = cpu_to_le16((u16)skb->len); + tx_cmd->life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE); + tx_cmd->sta_id = sta_id; + +@@ -459,7 +457,6 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, + struct ieee80211_sta *sta, u8 sta_id) + { + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; +- struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb); + struct iwl_device_cmd *dev_cmd; + struct iwl_tx_cmd *tx_cmd; + +@@ -479,12 +476,18 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb, + + iwl_mvm_set_tx_cmd_rate(mvm, tx_cmd, info, sta, hdr->frame_control); + ++ return dev_cmd; ++} ++ ++static void iwl_mvm_skb_prepare_status(struct sk_buff *skb, ++ struct iwl_device_cmd *cmd) ++{ ++ struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb); ++ + memset(&skb_info->status, 0, sizeof(skb_info->status)); + memset(skb_info->driver_data, 0, sizeof(skb_info->driver_data)); + +- skb_info->driver_data[1] = dev_cmd; +- +- return dev_cmd; ++ skb_info->driver_data[1] = cmd; + } + + static int iwl_mvm_get_ctrl_vif_queue(struct iwl_mvm *mvm, +@@ -550,9 +553,6 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) + info.hw_queue != info.control.vif->cab_queue))) + return -1; + +- /* This holds the amsdu headers length */ +- skb_info->driver_data[0] = (void *)(uintptr_t)0; +- + queue = info.hw_queue; + + /* +@@ -563,9 +563,10 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) + * (this is not possible for unicast packets as a TLDS discovery + * response are sent without a station entry); otherwise use the + * AUX station. +- * In DQA mode, if vif is of type STATION and frames are not multicast, +- * they should be sent from the BSS queue. For example, TDLS setup +- * frames should be sent on this queue, as they go through the AP. ++ * In DQA mode, if vif is of type STATION and frames are not multicast ++ * or offchannel, they should be sent from the BSS queue. ++ * For example, TDLS setup frames should be sent on this queue, ++ * as they go through the AP. + */ + sta_id = mvm->aux_sta.sta_id; + if (info.control.vif) { +@@ -587,7 +588,8 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) + if (ap_sta_id != IWL_MVM_STATION_COUNT) + sta_id = ap_sta_id; + } else if (iwl_mvm_is_dqa_supported(mvm) && +- info.control.vif->type == NL80211_IFTYPE_STATION) { ++ info.control.vif->type == NL80211_IFTYPE_STATION && ++ queue != mvm->aux_queue) { + queue = IWL_MVM_DQA_BSS_CLIENT_QUEUE; + } + } +@@ -598,6 +600,9 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb) + if (!dev_cmd) + return -1; + ++ /* From now on, we cannot access info->control */ ++ iwl_mvm_skb_prepare_status(skb, dev_cmd); ++ + tx_cmd = (struct iwl_tx_cmd *)dev_cmd->payload; + + /* Copy MAC header from skb into command buffer */ +@@ -634,7 +639,7 @@ static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb, + unsigned int num_subframes, tcp_payload_len, subf_len, max_amsdu_len; + bool ipv4 = (skb->protocol == htons(ETH_P_IP)); + u16 ip_base_id = ipv4 ? ntohs(ip_hdr(skb)->id) : 0; +- u16 amsdu_add, snap_ip_tcp, pad, i = 0; ++ u16 snap_ip_tcp, pad, i = 0; + unsigned int dbg_max_amsdu_len; + netdev_features_t netdev_features = NETIF_F_CSUM_MASK | NETIF_F_SG; + u8 *qc, tid, txf; +@@ -736,21 +741,6 @@ static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb, + + /* This skb fits in one single A-MSDU */ + if (num_subframes * mss >= tcp_payload_len) { +- struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb); +- +- /* +- * Compute the length of all the data added for the A-MSDU. +- * This will be used to compute the length to write in the TX +- * command. We have: SNAP + IP + TCP for n -1 subframes and +- * ETH header for n subframes. Note that the original skb +- * already had one set of SNAP / IP / TCP headers. +- */ +- num_subframes = DIV_ROUND_UP(tcp_payload_len, mss); +- amsdu_add = num_subframes * sizeof(struct ethhdr) + +- (num_subframes - 1) * (snap_ip_tcp + pad); +- /* This holds the amsdu headers length */ +- skb_info->driver_data[0] = (void *)(uintptr_t)amsdu_add; +- + __skb_queue_tail(mpdus_skb, skb); + return 0; + } +@@ -789,14 +779,6 @@ static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb, + ip_hdr(tmp)->id = htons(ip_base_id + i * num_subframes); + + if (tcp_payload_len > mss) { +- struct ieee80211_tx_info *skb_info = +- IEEE80211_SKB_CB(tmp); +- +- num_subframes = DIV_ROUND_UP(tcp_payload_len, mss); +- amsdu_add = num_subframes * sizeof(struct ethhdr) + +- (num_subframes - 1) * (snap_ip_tcp + pad); +- skb_info->driver_data[0] = +- (void *)(uintptr_t)amsdu_add; + skb_shinfo(tmp)->gso_size = mss; + } else { + qc = ieee80211_get_qos_ctl((void *)tmp->data); +@@ -908,7 +890,6 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb, + goto drop; + + tx_cmd = (struct iwl_tx_cmd *)dev_cmd->payload; +- /* From now on, we cannot access info->control */ + + /* + * we handle that entirely ourselves -- for uAPSD the firmware +@@ -1015,6 +996,9 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb, + IWL_DEBUG_TX(mvm, "TX to [%d|%d] Q:%d - seq: 0x%x\n", mvmsta->sta_id, + tid, txq_id, IEEE80211_SEQ_TO_SN(seq_number)); + ++ /* From now on, we cannot access info->control */ ++ iwl_mvm_skb_prepare_status(skb, dev_cmd); ++ + if (iwl_trans_tx(mvm->trans, skb, dev_cmd, txq_id)) + goto drop_unlock_sta; + +@@ -1024,7 +1008,10 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb, + spin_unlock(&mvmsta->lock); + + /* Increase pending frames count if this isn't AMPDU */ +- if (!is_ampdu) ++ if ((iwl_mvm_is_dqa_supported(mvm) && ++ mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_ON && ++ mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_STARTING) || ++ (!iwl_mvm_is_dqa_supported(mvm) && !is_ampdu)) + atomic_inc(&mvm->pending_frames[mvmsta->sta_id]); + + return 0; +@@ -1040,7 +1027,6 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, + struct ieee80211_sta *sta) + { + struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); +- struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb); + struct ieee80211_tx_info info; + struct sk_buff_head mpdus_skbs; + unsigned int payload_len; +@@ -1054,9 +1040,6 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, + + memcpy(&info, skb->cb, sizeof(info)); + +- /* This holds the amsdu headers length */ +- skb_info->driver_data[0] = (void *)(uintptr_t)0; +- + if (!skb_is_gso(skb)) + return iwl_mvm_tx_mpdu(mvm, skb, &info, sta); + +@@ -1295,8 +1278,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, + + memset(&info->status, 0, sizeof(info->status)); + +- info->flags &= ~IEEE80211_TX_CTL_AMPDU; +- + /* inform mac80211 about what happened with the frame */ + switch (status & TX_STATUS_MSK) { + case TX_STATUS_SUCCESS: +@@ -1319,10 +1300,11 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, + (void *)(uintptr_t)le32_to_cpu(tx_resp->initial_rate); + + /* Single frame failure in an AMPDU queue => send BAR */ +- if (txq_id >= mvm->first_agg_queue && ++ if (info->flags & IEEE80211_TX_CTL_AMPDU && + !(info->flags & IEEE80211_TX_STAT_ACK) && + !(info->flags & IEEE80211_TX_STAT_TX_FILTERED)) + info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK; ++ info->flags &= ~IEEE80211_TX_CTL_AMPDU; + + /* W/A FW bug: seq_ctl is wrong when the status isn't success */ + if (status != TX_STATUS_SUCCESS) { +@@ -1357,7 +1339,7 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, + ieee80211_tx_status(mvm->hw, skb); + } + +- if (txq_id >= mvm->first_agg_queue) { ++ if (iwl_mvm_is_dqa_supported(mvm) || txq_id >= mvm->first_agg_queue) { + /* If this is an aggregation queue, we use the ssn since: + * ssn = wifi seq_num % 256. + * The seq_ctl is the sequence control of the packet to which +diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h +index cac6d99012b3..e3cede979751 100644 +--- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h ++++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h +@@ -279,7 +279,7 @@ struct iwl_txq { + bool frozen; + u8 active; + bool ampdu; +- bool block; ++ int block; + unsigned long wd_timeout; + struct sk_buff_head overflow_q; + +diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +index ae95533e587d..10ef44e8ecd5 100644 +--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c ++++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +@@ -868,17 +868,13 @@ static int iwl_pcie_load_cpu_sections(struct iwl_trans *trans, + int cpu, + int *first_ucode_section) + { +- int shift_param; + int i, ret = 0; + u32 last_read_idx = 0; + +- if (cpu == 1) { +- shift_param = 0; ++ if (cpu == 1) + *first_ucode_section = 0; +- } else { +- shift_param = 16; ++ else + (*first_ucode_section)++; +- } + + for (i = *first_ucode_section; i < IWL_UCODE_SECTION_MAX; i++) { + last_read_idx = i; +@@ -2933,16 +2929,12 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, + PCIE_LINK_STATE_CLKPM); + } + +- if (cfg->mq_rx_supported) +- addr_size = 64; +- else +- addr_size = 36; +- + if (cfg->use_tfh) { ++ addr_size = 64; + trans_pcie->max_tbs = IWL_TFH_NUM_TBS; + trans_pcie->tfd_size = sizeof(struct iwl_tfh_tfd); +- + } else { ++ addr_size = 36; + trans_pcie->max_tbs = IWL_NUM_OF_TBS; + trans_pcie->tfd_size = sizeof(struct iwl_tfd); + } +diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c +index 5f840f16f40b..e1bfc9522cbe 100644 +--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c ++++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c +@@ -2096,6 +2096,7 @@ static int iwl_fill_data_tbs_amsdu(struct iwl_trans *trans, struct sk_buff *skb, + struct iwl_cmd_meta *out_meta, + struct iwl_device_cmd *dev_cmd, u16 tb1_len) + { ++ struct iwl_tx_cmd *tx_cmd = (void *)dev_cmd->payload; + struct iwl_trans_pcie *trans_pcie = txq->trans_pcie; + struct ieee80211_hdr *hdr = (void *)skb->data; + unsigned int snap_ip_tcp_hdrlen, ip_hdrlen, total_len, hdr_room; +@@ -2145,6 +2146,13 @@ static int iwl_fill_data_tbs_amsdu(struct iwl_trans *trans, struct sk_buff *skb, + */ + skb_pull(skb, hdr_len + iv_len); + ++ /* ++ * Remove the length of all the headers that we don't actually ++ * have in the MPDU by themselves, but that we duplicate into ++ * all the different MSDUs inside the A-MSDU. ++ */ ++ le16_add_cpu(&tx_cmd->len, -snap_ip_tcp_hdrlen); ++ + tso_start(skb, &tso); + + while (total_len) { +@@ -2155,7 +2163,7 @@ static int iwl_fill_data_tbs_amsdu(struct iwl_trans *trans, struct sk_buff *skb, + unsigned int hdr_tb_len; + dma_addr_t hdr_tb_phys; + struct tcphdr *tcph; +- u8 *iph; ++ u8 *iph, *subf_hdrs_start = hdr_page->pos; + + total_len -= data_left; + +@@ -2216,6 +2224,8 @@ static int iwl_fill_data_tbs_amsdu(struct iwl_trans *trans, struct sk_buff *skb, + hdr_tb_len, false); + trace_iwlwifi_dev_tx_tso_chunk(trans->dev, start_hdr, + hdr_tb_len); ++ /* add this subframe's headers' length to the tx_cmd */ ++ le16_add_cpu(&tx_cmd->len, hdr_page->pos - subf_hdrs_start); + + /* prepare the start_hdr for the next subframe */ + start_hdr = hdr_page->pos; +@@ -2408,9 +2418,10 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, + tb1_len = len; + } + +- /* The first TB points to bi-directional DMA data */ +- memcpy(&txq->first_tb_bufs[txq->write_ptr], &dev_cmd->hdr, +- IWL_FIRST_TB_SIZE); ++ /* ++ * The first TB points to bi-directional DMA data, we'll ++ * memcpy the data into it later. ++ */ + iwl_pcie_txq_build_tfd(trans, txq, tb0_phys, + IWL_FIRST_TB_SIZE, true); + +@@ -2434,6 +2445,10 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, + goto out_err; + } + ++ /* building the A-MSDU might have changed this data, so memcpy it now */ ++ memcpy(&txq->first_tb_bufs[txq->write_ptr], &dev_cmd->hdr, ++ IWL_FIRST_TB_SIZE); ++ + tfd = iwl_pcie_get_tfd(trans_pcie, txq, txq->write_ptr); + /* Set up entry for this TFD in Tx byte-count array */ + iwl_pcie_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len), +diff --git a/drivers/net/wireless/marvell/mwifiex/11n_aggr.c b/drivers/net/wireless/marvell/mwifiex/11n_aggr.c +index c47d6366875d..a75013ac84d7 100644 +--- a/drivers/net/wireless/marvell/mwifiex/11n_aggr.c ++++ b/drivers/net/wireless/marvell/mwifiex/11n_aggr.c +@@ -101,13 +101,6 @@ mwifiex_11n_form_amsdu_txpd(struct mwifiex_private *priv, + { + struct txpd *local_tx_pd; + struct mwifiex_txinfo *tx_info = MWIFIEX_SKB_TXCB(skb); +- unsigned int pad; +- int headroom = (priv->adapter->iface_type == +- MWIFIEX_USB) ? 0 : INTF_HEADER_LEN; +- +- pad = ((void *)skb->data - sizeof(*local_tx_pd) - +- headroom - NULL) & (MWIFIEX_DMA_ALIGN_SZ - 1); +- skb_push(skb, pad); + + skb_push(skb, sizeof(*local_tx_pd)); + +@@ -121,12 +114,10 @@ mwifiex_11n_form_amsdu_txpd(struct mwifiex_private *priv, + local_tx_pd->bss_num = priv->bss_num; + local_tx_pd->bss_type = priv->bss_type; + /* Always zero as the data is followed by struct txpd */ +- local_tx_pd->tx_pkt_offset = cpu_to_le16(sizeof(struct txpd) + +- pad); ++ local_tx_pd->tx_pkt_offset = cpu_to_le16(sizeof(struct txpd)); + local_tx_pd->tx_pkt_type = cpu_to_le16(PKT_TYPE_AMSDU); + local_tx_pd->tx_pkt_length = cpu_to_le16(skb->len - +- sizeof(*local_tx_pd) - +- pad); ++ sizeof(*local_tx_pd)); + + if (tx_info->flags & MWIFIEX_BUF_FLAG_TDLS_PKT) + local_tx_pd->flags |= MWIFIEX_TXPD_FLAGS_TDLS_PACKET; +@@ -190,7 +181,11 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, + ra_list_flags); + return -1; + } +- skb_reserve(skb_aggr, MWIFIEX_MIN_DATA_HEADER_LEN); ++ ++ /* skb_aggr->data already 64 byte align, just reserve bus interface ++ * header and txpd. ++ */ ++ skb_reserve(skb_aggr, headroom + sizeof(struct txpd)); + tx_info_aggr = MWIFIEX_SKB_TXCB(skb_aggr); + + memset(tx_info_aggr, 0, sizeof(*tx_info_aggr)); +diff --git a/drivers/net/wireless/marvell/mwifiex/debugfs.c b/drivers/net/wireless/marvell/mwifiex/debugfs.c +index b9284b533294..ae2b69db5994 100644 +--- a/drivers/net/wireless/marvell/mwifiex/debugfs.c ++++ b/drivers/net/wireless/marvell/mwifiex/debugfs.c +@@ -114,7 +114,8 @@ mwifiex_info_read(struct file *file, char __user *ubuf, + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) { + p += sprintf(p, "multicast_count=\"%d\"\n", + netdev_mc_count(netdev)); +- p += sprintf(p, "essid=\"%s\"\n", info.ssid.ssid); ++ p += sprintf(p, "essid=\"%.*s\"\n", info.ssid.ssid_len, ++ info.ssid.ssid); + p += sprintf(p, "bssid=\"%pM\"\n", info.bssid); + p += sprintf(p, "channel=\"%d\"\n", (int) info.bss_chan); + p += sprintf(p, "country_code = \"%s\"\n", info.country_code); +diff --git a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c +index 644f3a248741..1532ac9cee0b 100644 +--- a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c ++++ b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c +@@ -1159,8 +1159,6 @@ int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp, + encrypt_key.is_rx_seq_valid = true; + } + } else { +- if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) +- return 0; + encrypt_key.key_disable = true; + if (mac_addr) + memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); +diff --git a/drivers/net/wireless/ti/wl18xx/event.c b/drivers/net/wireless/ti/wl18xx/event.c +index b36ce185c9f2..86fa0fc69084 100644 +--- a/drivers/net/wireless/ti/wl18xx/event.c ++++ b/drivers/net/wireless/ti/wl18xx/event.c +@@ -218,5 +218,33 @@ int wl18xx_process_mailbox_events(struct wl1271 *wl) + if (vector & FW_LOGGER_INDICATION) + wlcore_event_fw_logger(wl); + ++ if (vector & RX_BA_WIN_SIZE_CHANGE_EVENT_ID) { ++ struct wl12xx_vif *wlvif; ++ struct ieee80211_vif *vif; ++ struct ieee80211_sta *sta; ++ u8 link_id = mbox->rx_ba_link_id; ++ u8 win_size = mbox->rx_ba_win_size; ++ const u8 *addr; ++ ++ wlvif = wl->links[link_id].wlvif; ++ vif = wl12xx_wlvif_to_vif(wlvif); ++ ++ /* Update RX aggregation window size and call ++ * MAC routine to stop active RX aggregations for this link ++ */ ++ if (wlvif->bss_type != BSS_TYPE_AP_BSS) ++ addr = vif->bss_conf.bssid; ++ else ++ addr = wl->links[link_id].addr; ++ ++ sta = ieee80211_find_sta(vif, addr); ++ if (sta) { ++ sta->max_rx_aggregation_subframes = win_size; ++ ieee80211_stop_rx_ba_session(vif, ++ wl->links[link_id].ba_bitmap, ++ addr); ++ } ++ } ++ + return 0; + } +diff --git a/drivers/net/wireless/ti/wl18xx/event.h b/drivers/net/wireless/ti/wl18xx/event.h +index ce8ea9c04052..4af297fbb529 100644 +--- a/drivers/net/wireless/ti/wl18xx/event.h ++++ b/drivers/net/wireless/ti/wl18xx/event.h +@@ -38,6 +38,7 @@ enum { + REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID = BIT(18), + DFS_CHANNELS_CONFIG_COMPLETE_EVENT = BIT(19), + PERIODIC_SCAN_REPORT_EVENT_ID = BIT(20), ++ RX_BA_WIN_SIZE_CHANGE_EVENT_ID = BIT(21), + SMART_CONFIG_SYNC_EVENT_ID = BIT(22), + SMART_CONFIG_DECODE_EVENT_ID = BIT(23), + TIME_SYNC_EVENT_ID = BIT(24), +diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c +index 06d6943b257c..5bdf7a03e3dd 100644 +--- a/drivers/net/wireless/ti/wl18xx/main.c ++++ b/drivers/net/wireless/ti/wl18xx/main.c +@@ -1041,7 +1041,8 @@ static int wl18xx_boot(struct wl1271 *wl) + SMART_CONFIG_SYNC_EVENT_ID | + SMART_CONFIG_DECODE_EVENT_ID | + TIME_SYNC_EVENT_ID | +- FW_LOGGER_INDICATION; ++ FW_LOGGER_INDICATION | ++ RX_BA_WIN_SIZE_CHANGE_EVENT_ID; + + wl->ap_event_mask = MAX_TX_FAILURE_EVENT_ID; + +diff --git a/drivers/net/wireless/ti/wlcore/acx.c b/drivers/net/wireless/ti/wlcore/acx.c +index 26cc23f32241..a4859993db3c 100644 +--- a/drivers/net/wireless/ti/wlcore/acx.c ++++ b/drivers/net/wireless/ti/wlcore/acx.c +@@ -1419,7 +1419,8 @@ int wl12xx_acx_set_ba_initiator_policy(struct wl1271 *wl, + + /* setup BA session receiver setting in the FW. */ + int wl12xx_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index, +- u16 ssn, bool enable, u8 peer_hlid) ++ u16 ssn, bool enable, u8 peer_hlid, ++ u8 win_size) + { + struct wl1271_acx_ba_receiver_setup *acx; + int ret; +@@ -1435,7 +1436,7 @@ int wl12xx_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index, + acx->hlid = peer_hlid; + acx->tid = tid_index; + acx->enable = enable; +- acx->win_size = wl->conf.ht.rx_ba_win_size; ++ acx->win_size = win_size; + acx->ssn = ssn; + + ret = wlcore_cmd_configure_failsafe(wl, ACX_BA_SESSION_RX_SETUP, acx, +diff --git a/drivers/net/wireless/ti/wlcore/acx.h b/drivers/net/wireless/ti/wlcore/acx.h +index 6321ed472891..f46d7fdf9a00 100644 +--- a/drivers/net/wireless/ti/wlcore/acx.h ++++ b/drivers/net/wireless/ti/wlcore/acx.h +@@ -1113,7 +1113,8 @@ int wl1271_acx_set_ht_information(struct wl1271 *wl, + int wl12xx_acx_set_ba_initiator_policy(struct wl1271 *wl, + struct wl12xx_vif *wlvif); + int wl12xx_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index, +- u16 ssn, bool enable, u8 peer_hlid); ++ u16 ssn, bool enable, u8 peer_hlid, ++ u8 win_size); + int wl12xx_acx_tsf_info(struct wl1271 *wl, struct wl12xx_vif *wlvif, + u64 *mactime); + int wl1271_acx_ps_rx_streaming(struct wl1271 *wl, struct wl12xx_vif *wlvif, +diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c +index 471521a0db7b..5438975c7ff2 100644 +--- a/drivers/net/wireless/ti/wlcore/main.c ++++ b/drivers/net/wireless/ti/wlcore/main.c +@@ -5285,7 +5285,9 @@ static int wl1271_op_ampdu_action(struct ieee80211_hw *hw, + } + + ret = wl12xx_acx_set_ba_receiver_session(wl, tid, *ssn, true, +- hlid); ++ hlid, ++ params->buf_size); ++ + if (!ret) { + *ba_bitmap |= BIT(tid); + wl->ba_rx_session_count++; +@@ -5306,7 +5308,7 @@ static int wl1271_op_ampdu_action(struct ieee80211_hw *hw, + } + + ret = wl12xx_acx_set_ba_receiver_session(wl, tid, 0, false, +- hlid); ++ hlid, 0); + if (!ret) { + *ba_bitmap &= ~BIT(tid); + wl->ba_rx_session_count--; +diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig +index fe00f9134d51..7dc726d7fbde 100644 +--- a/drivers/phy/Kconfig ++++ b/drivers/phy/Kconfig +@@ -456,6 +456,7 @@ config PHY_QCOM_UFS + config PHY_TUSB1210 + tristate "TI TUSB1210 ULPI PHY module" + depends on USB_ULPI_BUS ++ depends on EXTCON || !EXTCON # if EXTCON=m, this cannot be built-in + select GENERIC_PHY + help + Support for TI TUSB1210 USB ULPI PHY. +diff --git a/drivers/power/supply/bq24190_charger.c b/drivers/power/supply/bq24190_charger.c +index e9584330aeed..50171fd3cc6d 100644 +--- a/drivers/power/supply/bq24190_charger.c ++++ b/drivers/power/supply/bq24190_charger.c +@@ -144,10 +144,7 @@ + * so the first read after a fault returns the latched value and subsequent + * reads return the current value. In order to return the fault status + * to the user, have the interrupt handler save the reg's value and retrieve +- * it in the appropriate health/status routine. Each routine has its own +- * flag indicating whether it should use the value stored by the last run +- * of the interrupt handler or do an actual reg read. That way each routine +- * can report back whatever fault may have occured. ++ * it in the appropriate health/status routine. + */ + struct bq24190_dev_info { + struct i2c_client *client; +@@ -159,10 +156,6 @@ struct bq24190_dev_info { + unsigned int gpio_int; + unsigned int irq; + struct mutex f_reg_lock; +- bool first_time; +- bool charger_health_valid; +- bool battery_health_valid; +- bool battery_status_valid; + u8 f_reg; + u8 ss_reg; + u8 watchdog; +@@ -636,21 +629,11 @@ static int bq24190_charger_get_health(struct bq24190_dev_info *bdi, + union power_supply_propval *val) + { + u8 v; +- int health, ret; ++ int health; + + mutex_lock(&bdi->f_reg_lock); +- +- if (bdi->charger_health_valid) { +- v = bdi->f_reg; +- bdi->charger_health_valid = false; +- mutex_unlock(&bdi->f_reg_lock); +- } else { +- mutex_unlock(&bdi->f_reg_lock); +- +- ret = bq24190_read(bdi, BQ24190_REG_F, &v); +- if (ret < 0) +- return ret; +- } ++ v = bdi->f_reg; ++ mutex_unlock(&bdi->f_reg_lock); + + if (v & BQ24190_REG_F_BOOST_FAULT_MASK) { + /* +@@ -937,18 +920,8 @@ static int bq24190_battery_get_status(struct bq24190_dev_info *bdi, + int status, ret; + + mutex_lock(&bdi->f_reg_lock); +- +- if (bdi->battery_status_valid) { +- chrg_fault = bdi->f_reg; +- bdi->battery_status_valid = false; +- mutex_unlock(&bdi->f_reg_lock); +- } else { +- mutex_unlock(&bdi->f_reg_lock); +- +- ret = bq24190_read(bdi, BQ24190_REG_F, &chrg_fault); +- if (ret < 0) +- return ret; +- } ++ chrg_fault = bdi->f_reg; ++ mutex_unlock(&bdi->f_reg_lock); + + chrg_fault &= BQ24190_REG_F_CHRG_FAULT_MASK; + chrg_fault >>= BQ24190_REG_F_CHRG_FAULT_SHIFT; +@@ -996,21 +969,11 @@ static int bq24190_battery_get_health(struct bq24190_dev_info *bdi, + union power_supply_propval *val) + { + u8 v; +- int health, ret; ++ int health; + + mutex_lock(&bdi->f_reg_lock); +- +- if (bdi->battery_health_valid) { +- v = bdi->f_reg; +- bdi->battery_health_valid = false; +- mutex_unlock(&bdi->f_reg_lock); +- } else { +- mutex_unlock(&bdi->f_reg_lock); +- +- ret = bq24190_read(bdi, BQ24190_REG_F, &v); +- if (ret < 0) +- return ret; +- } ++ v = bdi->f_reg; ++ mutex_unlock(&bdi->f_reg_lock); + + if (v & BQ24190_REG_F_BAT_FAULT_MASK) { + health = POWER_SUPPLY_HEALTH_OVERVOLTAGE; +@@ -1197,9 +1160,12 @@ static const struct power_supply_desc bq24190_battery_desc = { + static irqreturn_t bq24190_irq_handler_thread(int irq, void *data) + { + struct bq24190_dev_info *bdi = data; +- bool alert_userspace = false; ++ const u8 battery_mask_ss = BQ24190_REG_SS_CHRG_STAT_MASK; ++ const u8 battery_mask_f = BQ24190_REG_F_BAT_FAULT_MASK ++ | BQ24190_REG_F_NTC_FAULT_MASK; ++ bool alert_charger = false, alert_battery = false; + u8 ss_reg = 0, f_reg = 0; +- int ret; ++ int i, ret; + + pm_runtime_get_sync(bdi->dev); + +@@ -1209,6 +1175,32 @@ static irqreturn_t bq24190_irq_handler_thread(int irq, void *data) + goto out; + } + ++ i = 0; ++ do { ++ ret = bq24190_read(bdi, BQ24190_REG_F, &f_reg); ++ if (ret < 0) { ++ dev_err(bdi->dev, "Can't read F reg: %d\n", ret); ++ goto out; ++ } ++ } while (f_reg && ++i < 2); ++ ++ if (f_reg != bdi->f_reg) { ++ dev_info(bdi->dev, ++ "Fault: boost %d, charge %d, battery %d, ntc %d\n", ++ !!(f_reg & BQ24190_REG_F_BOOST_FAULT_MASK), ++ !!(f_reg & BQ24190_REG_F_CHRG_FAULT_MASK), ++ !!(f_reg & BQ24190_REG_F_BAT_FAULT_MASK), ++ !!(f_reg & BQ24190_REG_F_NTC_FAULT_MASK)); ++ ++ mutex_lock(&bdi->f_reg_lock); ++ if ((bdi->f_reg & battery_mask_f) != (f_reg & battery_mask_f)) ++ alert_battery = true; ++ if ((bdi->f_reg & ~battery_mask_f) != (f_reg & ~battery_mask_f)) ++ alert_charger = true; ++ bdi->f_reg = f_reg; ++ mutex_unlock(&bdi->f_reg_lock); ++ } ++ + if (ss_reg != bdi->ss_reg) { + /* + * The device is in host mode so when PG_STAT goes from 1->0 +@@ -1225,47 +1217,17 @@ static irqreturn_t bq24190_irq_handler_thread(int irq, void *data) + ret); + } + ++ if ((bdi->ss_reg & battery_mask_ss) != (ss_reg & battery_mask_ss)) ++ alert_battery = true; ++ if ((bdi->ss_reg & ~battery_mask_ss) != (ss_reg & ~battery_mask_ss)) ++ alert_charger = true; + bdi->ss_reg = ss_reg; +- alert_userspace = true; +- } +- +- mutex_lock(&bdi->f_reg_lock); +- +- ret = bq24190_read(bdi, BQ24190_REG_F, &f_reg); +- if (ret < 0) { +- mutex_unlock(&bdi->f_reg_lock); +- dev_err(bdi->dev, "Can't read F reg: %d\n", ret); +- goto out; + } + +- if (f_reg != bdi->f_reg) { +- bdi->f_reg = f_reg; +- bdi->charger_health_valid = true; +- bdi->battery_health_valid = true; +- bdi->battery_status_valid = true; +- +- alert_userspace = true; +- } +- +- mutex_unlock(&bdi->f_reg_lock); +- +- /* +- * Sometimes bq24190 gives a steady trickle of interrupts even +- * though the watchdog timer is turned off and neither the STATUS +- * nor FAULT registers have changed. Weed out these sprurious +- * interrupts so userspace isn't alerted for no reason. +- * In addition, the chip always generates an interrupt after +- * register reset so we should ignore that one (the very first +- * interrupt received). +- */ +- if (alert_userspace) { +- if (!bdi->first_time) { +- power_supply_changed(bdi->charger); +- power_supply_changed(bdi->battery); +- } else { +- bdi->first_time = false; +- } +- } ++ if (alert_charger) ++ power_supply_changed(bdi->charger); ++ if (alert_battery) ++ power_supply_changed(bdi->battery); + + out: + pm_runtime_put_sync(bdi->dev); +@@ -1300,6 +1262,10 @@ static int bq24190_hw_init(struct bq24190_dev_info *bdi) + goto out; + + ret = bq24190_set_mode_host(bdi); ++ if (ret < 0) ++ goto out; ++ ++ ret = bq24190_read(bdi, BQ24190_REG_SS, &bdi->ss_reg); + out: + pm_runtime_put_sync(bdi->dev); + return ret; +@@ -1375,10 +1341,8 @@ static int bq24190_probe(struct i2c_client *client, + bdi->model = id->driver_data; + strncpy(bdi->model_name, id->name, I2C_NAME_SIZE); + mutex_init(&bdi->f_reg_lock); +- bdi->first_time = true; +- bdi->charger_health_valid = false; +- bdi->battery_health_valid = false; +- bdi->battery_status_valid = false; ++ bdi->f_reg = 0; ++ bdi->ss_reg = BQ24190_REG_SS_VBUS_STAT_MASK; /* impossible state */ + + i2c_set_clientdata(client, bdi); + +@@ -1392,22 +1356,13 @@ static int bq24190_probe(struct i2c_client *client, + return -EINVAL; + } + +- ret = devm_request_threaded_irq(dev, bdi->irq, NULL, +- bq24190_irq_handler_thread, +- IRQF_TRIGGER_RISING | IRQF_ONESHOT, +- "bq24190-charger", bdi); +- if (ret < 0) { +- dev_err(dev, "Can't set up irq handler\n"); +- goto out1; +- } +- + pm_runtime_enable(dev); + pm_runtime_resume(dev); + + ret = bq24190_hw_init(bdi); + if (ret < 0) { + dev_err(dev, "Hardware init failed\n"); +- goto out2; ++ goto out1; + } + + charger_cfg.drv_data = bdi; +@@ -1418,7 +1373,7 @@ static int bq24190_probe(struct i2c_client *client, + if (IS_ERR(bdi->charger)) { + dev_err(dev, "Can't register charger\n"); + ret = PTR_ERR(bdi->charger); +- goto out2; ++ goto out1; + } + + battery_cfg.drv_data = bdi; +@@ -1427,24 +1382,34 @@ static int bq24190_probe(struct i2c_client *client, + if (IS_ERR(bdi->battery)) { + dev_err(dev, "Can't register battery\n"); + ret = PTR_ERR(bdi->battery); +- goto out3; ++ goto out2; + } + + ret = bq24190_sysfs_create_group(bdi); + if (ret) { + dev_err(dev, "Can't create sysfs entries\n"); ++ goto out3; ++ } ++ ++ ret = devm_request_threaded_irq(dev, bdi->irq, NULL, ++ bq24190_irq_handler_thread, ++ IRQF_TRIGGER_FALLING | IRQF_ONESHOT, ++ "bq24190-charger", bdi); ++ if (ret < 0) { ++ dev_err(dev, "Can't set up irq handler\n"); + goto out4; + } + + return 0; + + out4: +- power_supply_unregister(bdi->battery); ++ bq24190_sysfs_remove_group(bdi); + out3: +- power_supply_unregister(bdi->charger); ++ power_supply_unregister(bdi->battery); + out2: +- pm_runtime_disable(dev); ++ power_supply_unregister(bdi->charger); + out1: ++ pm_runtime_disable(dev); + if (bdi->gpio_int) + gpio_free(bdi->gpio_int); + +@@ -1488,12 +1453,13 @@ static int bq24190_pm_resume(struct device *dev) + struct i2c_client *client = to_i2c_client(dev); + struct bq24190_dev_info *bdi = i2c_get_clientdata(client); + +- bdi->charger_health_valid = false; +- bdi->battery_health_valid = false; +- bdi->battery_status_valid = false; ++ bdi->f_reg = 0; ++ bdi->ss_reg = BQ24190_REG_SS_VBUS_STAT_MASK; /* impossible state */ + + pm_runtime_get_sync(bdi->dev); + bq24190_register_reset(bdi); ++ bq24190_set_mode_host(bdi); ++ bq24190_read(bdi, BQ24190_REG_SS, &bdi->ss_reg); + pm_runtime_put_sync(bdi->dev); + + /* Things may have changed while suspended so alert upper layer */ +diff --git a/drivers/power/supply/lp8788-charger.c b/drivers/power/supply/lp8788-charger.c +index 7321b727d484..cd614fe69d14 100644 +--- a/drivers/power/supply/lp8788-charger.c ++++ b/drivers/power/supply/lp8788-charger.c +@@ -654,7 +654,7 @@ static ssize_t lp8788_show_eoc_time(struct device *dev, + { + struct lp8788_charger *pchg = dev_get_drvdata(dev); + char *stime[] = { "400ms", "5min", "10min", "15min", +- "20min", "25min", "30min" "No timeout" }; ++ "20min", "25min", "30min", "No timeout" }; + u8 val; + + lp8788_read_byte(pchg->lp, LP8788_CHG_EOC, &val); +diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig +index 3e2bdb90813c..17b1574920fd 100644 +--- a/drivers/scsi/Kconfig ++++ b/drivers/scsi/Kconfig +@@ -1497,7 +1497,7 @@ config ATARI_SCSI + + config MAC_SCSI + tristate "Macintosh NCR5380 SCSI" +- depends on MAC && SCSI=y ++ depends on MAC && SCSI + select SCSI_SPI_ATTRS + help + This is the NCR 5380 SCSI controller included on most of the 68030 +diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c +index 734e592a247e..f9b52a4b8c55 100644 +--- a/drivers/scsi/qla2xxx/qla_os.c ++++ b/drivers/scsi/qla2xxx/qla_os.c +@@ -1464,7 +1464,8 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res) + /* Don't abort commands in adapter during EEH + * recovery as it's not accessible/responding. + */ +- if (GET_CMD_SP(sp) && !ha->flags.eeh_busy) { ++ if (GET_CMD_SP(sp) && !ha->flags.eeh_busy && ++ (sp->type == SRB_SCSI_CMD)) { + /* Get a reference to the sp and drop the lock. + * The reference ensures this sp->done() call + * - and not the call in qla2xxx_eh_abort() - +diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c +index a535b2661f38..96a343ec8313 100644 +--- a/drivers/scsi/smartpqi/smartpqi_init.c ++++ b/drivers/scsi/smartpqi/smartpqi_init.c +@@ -533,8 +533,7 @@ static int pqi_write_current_time_to_host_wellness( + size_t buffer_length; + time64_t local_time; + unsigned int year; +- struct timeval time; +- struct rtc_time tm; ++ struct tm tm; + + buffer_length = sizeof(*buffer); + +@@ -551,9 +550,8 @@ static int pqi_write_current_time_to_host_wellness( + put_unaligned_le16(sizeof(buffer->time), + &buffer->time_length); + +- do_gettimeofday(&time); +- local_time = time.tv_sec - (sys_tz.tz_minuteswest * 60); +- rtc_time64_to_tm(local_time, &tm); ++ local_time = ktime_get_real_seconds(); ++ time64_to_tm(local_time, -sys_tz.tz_minuteswest * 60, &tm); + year = tm.tm_year + 1900; + + buffer->time[0] = bin2bcd(tm.tm_hour); +diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c +index c3e298843b43..1055649f034c 100644 +--- a/drivers/staging/emxx_udc/emxx_udc.c ++++ b/drivers/staging/emxx_udc/emxx_udc.c +@@ -3160,7 +3160,7 @@ static const struct { + }; + + /*-------------------------------------------------------------------------*/ +-static void __init nbu2ss_drv_ep_init(struct nbu2ss_udc *udc) ++static void nbu2ss_drv_ep_init(struct nbu2ss_udc *udc) + { + int i; + +@@ -3191,7 +3191,7 @@ static void __init nbu2ss_drv_ep_init(struct nbu2ss_udc *udc) + + /*-------------------------------------------------------------------------*/ + /* platform_driver */ +-static int __init nbu2ss_drv_contest_init( ++static int nbu2ss_drv_contest_init( + struct platform_device *pdev, + struct nbu2ss_udc *udc) + { +diff --git a/drivers/staging/lustre/lustre/llite/lproc_llite.c b/drivers/staging/lustre/lustre/llite/lproc_llite.c +index 23fda9d98bff..13ec24d44b04 100644 +--- a/drivers/staging/lustre/lustre/llite/lproc_llite.c ++++ b/drivers/staging/lustre/lustre/llite/lproc_llite.c +@@ -924,27 +924,29 @@ static ssize_t ll_unstable_stats_seq_write(struct file *file, + } + LPROC_SEQ_FOPS(ll_unstable_stats); + +-static ssize_t root_squash_show(struct kobject *kobj, struct attribute *attr, +- char *buf) ++static int ll_root_squash_seq_show(struct seq_file *m, void *v) + { +- struct ll_sb_info *sbi = container_of(kobj, struct ll_sb_info, +- ll_kobj); ++ struct super_block *sb = m->private; ++ struct ll_sb_info *sbi = ll_s2sbi(sb); + struct root_squash_info *squash = &sbi->ll_squash; + +- return sprintf(buf, "%u:%u\n", squash->rsi_uid, squash->rsi_gid); ++ seq_printf(m, "%u:%u\n", squash->rsi_uid, squash->rsi_gid); ++ return 0; + } + +-static ssize_t root_squash_store(struct kobject *kobj, struct attribute *attr, +- const char *buffer, size_t count) ++static ssize_t ll_root_squash_seq_write(struct file *file, ++ const char __user *buffer, ++ size_t count, loff_t *off) + { +- struct ll_sb_info *sbi = container_of(kobj, struct ll_sb_info, +- ll_kobj); ++ struct seq_file *m = file->private_data; ++ struct super_block *sb = m->private; ++ struct ll_sb_info *sbi = ll_s2sbi(sb); + struct root_squash_info *squash = &sbi->ll_squash; + + return lprocfs_wr_root_squash(buffer, count, squash, +- ll_get_fsname(sbi->ll_sb, NULL, 0)); ++ ll_get_fsname(sb, NULL, 0)); + } +-LUSTRE_RW_ATTR(root_squash); ++LPROC_SEQ_FOPS(ll_root_squash); + + static int ll_nosquash_nids_seq_show(struct seq_file *m, void *v) + { +@@ -997,6 +999,8 @@ static struct lprocfs_vars lprocfs_llite_obd_vars[] = { + { "statahead_stats", &ll_statahead_stats_fops, NULL, 0 }, + { "unstable_stats", &ll_unstable_stats_fops, NULL }, + { "sbi_flags", &ll_sbi_flags_fops, NULL, 0 }, ++ { .name = "root_squash", ++ .fops = &ll_root_squash_fops }, + { .name = "nosquash_nids", + .fops = &ll_nosquash_nids_fops }, + { NULL } +@@ -1027,7 +1031,6 @@ static struct attribute *llite_attrs[] = { + &lustre_attr_max_easize.attr, + &lustre_attr_default_easize.attr, + &lustre_attr_xattr_cache.attr, +- &lustre_attr_root_squash.attr, + NULL, + }; + +diff --git a/drivers/staging/wlan-ng/p80211netdev.c b/drivers/staging/wlan-ng/p80211netdev.c +index 825a63a7c0e3..2e075a60f876 100644 +--- a/drivers/staging/wlan-ng/p80211netdev.c ++++ b/drivers/staging/wlan-ng/p80211netdev.c +@@ -232,7 +232,7 @@ static int p80211_convert_to_ether(struct wlandevice *wlandev, struct sk_buff *s + struct p80211_hdr_a3 *hdr; + + hdr = (struct p80211_hdr_a3 *)skb->data; +- if (p80211_rx_typedrop(wlandev, hdr->fc)) ++ if (p80211_rx_typedrop(wlandev, le16_to_cpu(hdr->fc))) + return CONV_TO_ETHER_SKIPPED; + + /* perform mcast filtering: allow my local address through but reject +diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c +index f4eb807a2616..da31159a03ec 100644 +--- a/drivers/tty/serial/8250/8250_omap.c ++++ b/drivers/tty/serial/8250/8250_omap.c +@@ -1237,7 +1237,8 @@ static int omap8250_probe(struct platform_device *pdev) + pm_runtime_put_autosuspend(&pdev->dev); + return 0; + err: +- pm_runtime_put(&pdev->dev); ++ pm_runtime_dont_use_autosuspend(&pdev->dev); ++ pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); + return ret; + } +@@ -1246,6 +1247,7 @@ static int omap8250_remove(struct platform_device *pdev) + { + struct omap8250_priv *priv = platform_get_drvdata(pdev); + ++ pm_runtime_dont_use_autosuspend(&pdev->dev); + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); + serial8250_unregister_port(priv->line); +@@ -1345,6 +1347,10 @@ static int omap8250_runtime_suspend(struct device *dev) + struct omap8250_priv *priv = dev_get_drvdata(dev); + struct uart_8250_port *up; + ++ /* In case runtime-pm tries this before we are setup */ ++ if (!priv) ++ return 0; ++ + up = serial8250_get_port(priv->line); + /* + * When using 'no_console_suspend', the console UART must not be +diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h +index cd414559040f..05bc4d631cb9 100644 +--- a/drivers/usb/chipidea/ci.h ++++ b/drivers/usb/chipidea/ci.h +@@ -428,9 +428,6 @@ int hw_port_test_set(struct ci_hdrc *ci, u8 mode); + + u8 hw_port_test_get(struct ci_hdrc *ci); + +-int hw_wait_reg(struct ci_hdrc *ci, enum ci_hw_regs reg, u32 mask, +- u32 value, unsigned int timeout_ms); +- + void ci_platform_configure(struct ci_hdrc *ci); + + int dbg_create_files(struct ci_hdrc *ci); +diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c +index 3dbb4a21ab44..6e0d614a8075 100644 +--- a/drivers/usb/chipidea/core.c ++++ b/drivers/usb/chipidea/core.c +@@ -516,38 +516,6 @@ int hw_device_reset(struct ci_hdrc *ci) + return 0; + } + +-/** +- * hw_wait_reg: wait the register value +- * +- * Sometimes, it needs to wait register value before going on. +- * Eg, when switch to device mode, the vbus value should be lower +- * than OTGSC_BSV before connects to host. +- * +- * @ci: the controller +- * @reg: register index +- * @mask: mast bit +- * @value: the bit value to wait +- * @timeout_ms: timeout in millisecond +- * +- * This function returns an error code if timeout +- */ +-int hw_wait_reg(struct ci_hdrc *ci, enum ci_hw_regs reg, u32 mask, +- u32 value, unsigned int timeout_ms) +-{ +- unsigned long elapse = jiffies + msecs_to_jiffies(timeout_ms); +- +- while (hw_read(ci, reg, mask) != value) { +- if (time_after(jiffies, elapse)) { +- dev_err(ci->dev, "timeout waiting for %08x in %d\n", +- mask, reg); +- return -ETIMEDOUT; +- } +- msleep(20); +- } +- +- return 0; +-} +- + static irqreturn_t ci_irq(int irq, void *data) + { + struct ci_hdrc *ci = data; +diff --git a/drivers/usb/chipidea/otg.c b/drivers/usb/chipidea/otg.c +index 03b6743461d1..0cf149edddd8 100644 +--- a/drivers/usb/chipidea/otg.c ++++ b/drivers/usb/chipidea/otg.c +@@ -44,12 +44,15 @@ u32 hw_read_otgsc(struct ci_hdrc *ci, u32 mask) + else + val &= ~OTGSC_BSVIS; + +- cable->changed = false; +- + if (cable->state) + val |= OTGSC_BSV; + else + val &= ~OTGSC_BSV; ++ ++ if (cable->enabled) ++ val |= OTGSC_BSVIE; ++ else ++ val &= ~OTGSC_BSVIE; + } + + cable = &ci->platdata->id_extcon; +@@ -59,15 +62,18 @@ u32 hw_read_otgsc(struct ci_hdrc *ci, u32 mask) + else + val &= ~OTGSC_IDIS; + +- cable->changed = false; +- + if (cable->state) + val |= OTGSC_ID; + else + val &= ~OTGSC_ID; ++ ++ if (cable->enabled) ++ val |= OTGSC_IDIE; ++ else ++ val &= ~OTGSC_IDIE; + } + +- return val; ++ return val & mask; + } + + /** +@@ -77,6 +83,36 @@ u32 hw_read_otgsc(struct ci_hdrc *ci, u32 mask) + */ + void hw_write_otgsc(struct ci_hdrc *ci, u32 mask, u32 data) + { ++ struct ci_hdrc_cable *cable; ++ ++ cable = &ci->platdata->vbus_extcon; ++ if (!IS_ERR(cable->edev)) { ++ if (data & mask & OTGSC_BSVIS) ++ cable->changed = false; ++ ++ /* Don't enable vbus interrupt if using external notifier */ ++ if (data & mask & OTGSC_BSVIE) { ++ cable->enabled = true; ++ data &= ~OTGSC_BSVIE; ++ } else if (mask & OTGSC_BSVIE) { ++ cable->enabled = false; ++ } ++ } ++ ++ cable = &ci->platdata->id_extcon; ++ if (!IS_ERR(cable->edev)) { ++ if (data & mask & OTGSC_IDIS) ++ cable->changed = false; ++ ++ /* Don't enable id interrupt if using external notifier */ ++ if (data & mask & OTGSC_IDIE) { ++ cable->enabled = true; ++ data &= ~OTGSC_IDIE; ++ } else if (mask & OTGSC_IDIE) { ++ cable->enabled = false; ++ } ++ } ++ + hw_write(ci, OP_OTGSC, mask | OTGSC_INT_STATUS_BITS, data); + } + +@@ -104,7 +140,31 @@ void ci_handle_vbus_change(struct ci_hdrc *ci) + usb_gadget_vbus_disconnect(&ci->gadget); + } + +-#define CI_VBUS_STABLE_TIMEOUT_MS 5000 ++/** ++ * When we switch to device mode, the vbus value should be lower ++ * than OTGSC_BSV before connecting to host. ++ * ++ * @ci: the controller ++ * ++ * This function returns an error code if timeout ++ */ ++static int hw_wait_vbus_lower_bsv(struct ci_hdrc *ci) ++{ ++ unsigned long elapse = jiffies + msecs_to_jiffies(5000); ++ u32 mask = OTGSC_BSV; ++ ++ while (hw_read_otgsc(ci, mask)) { ++ if (time_after(jiffies, elapse)) { ++ dev_err(ci->dev, "timeout waiting for %08x in OTGSC\n", ++ mask); ++ return -ETIMEDOUT; ++ } ++ msleep(20); ++ } ++ ++ return 0; ++} ++ + static void ci_handle_id_switch(struct ci_hdrc *ci) + { + enum ci_role role = ci_otg_role(ci); +@@ -116,9 +176,11 @@ static void ci_handle_id_switch(struct ci_hdrc *ci) + ci_role_stop(ci); + + if (role == CI_ROLE_GADGET) +- /* wait vbus lower than OTGSC_BSV */ +- hw_wait_reg(ci, OP_OTGSC, OTGSC_BSV, 0, +- CI_VBUS_STABLE_TIMEOUT_MS); ++ /* ++ * wait vbus lower than OTGSC_BSV before connecting ++ * to host ++ */ ++ hw_wait_vbus_lower_bsv(ci); + + ci_role_start(ci, role); + } +diff --git a/drivers/usb/dwc2/core.c b/drivers/usb/dwc2/core.c +index 4c0fa0b17353..f6759c61ad07 100644 +--- a/drivers/usb/dwc2/core.c ++++ b/drivers/usb/dwc2/core.c +@@ -455,7 +455,7 @@ static void dwc2_clear_force_mode(struct dwc2_hsotg *hsotg) + dwc2_writel(gusbcfg, hsotg->regs + GUSBCFG); + + if (dwc2_iddig_filter_enabled(hsotg)) +- usleep_range(100000, 110000); ++ msleep(100); + } + + /* +diff --git a/drivers/usb/host/ehci-exynos.c b/drivers/usb/host/ehci-exynos.c +index 42e5b66353ef..7a603f66a9bc 100644 +--- a/drivers/usb/host/ehci-exynos.c ++++ b/drivers/usb/host/ehci-exynos.c +@@ -77,10 +77,12 @@ static int exynos_ehci_get_phy(struct device *dev, + if (IS_ERR(phy)) { + ret = PTR_ERR(phy); + if (ret == -EPROBE_DEFER) { ++ of_node_put(child); + return ret; + } else if (ret != -ENOSYS && ret != -ENODEV) { + dev_err(dev, + "Error retrieving usb2 phy: %d\n", ret); ++ of_node_put(child); + return ret; + } + } +diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c +index 2cd105be7319..6865b919403f 100644 +--- a/drivers/usb/host/ohci-exynos.c ++++ b/drivers/usb/host/ohci-exynos.c +@@ -66,10 +66,12 @@ static int exynos_ohci_get_phy(struct device *dev, + if (IS_ERR(phy)) { + ret = PTR_ERR(phy); + if (ret == -EPROBE_DEFER) { ++ of_node_put(child); + return ret; + } else if (ret != -ENOSYS && ret != -ENODEV) { + dev_err(dev, + "Error retrieving usb2 phy: %d\n", ret); ++ of_node_put(child); + return ret; + } + } +diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c +index 7812052dc700..754fc3e41005 100644 +--- a/drivers/usb/serial/ark3116.c ++++ b/drivers/usb/serial/ark3116.c +@@ -373,23 +373,29 @@ static int ark3116_open(struct tty_struct *tty, struct usb_serial_port *port) + dev_dbg(&port->dev, + "%s - usb_serial_generic_open failed: %d\n", + __func__, result); +- goto err_out; ++ goto err_free; + } + + /* remove any data still left: also clears error state */ + ark3116_read_reg(serial, UART_RX, buf); + + /* read modem status */ +- priv->msr = ark3116_read_reg(serial, UART_MSR, buf); ++ result = ark3116_read_reg(serial, UART_MSR, buf); ++ if (result < 0) ++ goto err_close; ++ priv->msr = *buf; ++ + /* read line status */ +- priv->lsr = ark3116_read_reg(serial, UART_LSR, buf); ++ result = ark3116_read_reg(serial, UART_LSR, buf); ++ if (result < 0) ++ goto err_close; ++ priv->lsr = *buf; + + result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); + if (result) { + dev_err(&port->dev, "submit irq_in urb failed %d\n", + result); +- ark3116_close(port); +- goto err_out; ++ goto err_close; + } + + /* activate interrupts */ +@@ -402,8 +408,15 @@ static int ark3116_open(struct tty_struct *tty, struct usb_serial_port *port) + if (tty) + ark3116_set_termios(tty, port, NULL); + +-err_out: + kfree(buf); ++ ++ return 0; ++ ++err_close: ++ usb_serial_generic_close(port); ++err_free: ++ kfree(buf); ++ + return result; + } + +diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c +index 30bf0f5db82d..7ab3235febfc 100644 +--- a/drivers/usb/serial/digi_acceleport.c ++++ b/drivers/usb/serial/digi_acceleport.c +@@ -1398,25 +1398,30 @@ static int digi_read_inb_callback(struct urb *urb) + { + struct usb_serial_port *port = urb->context; + struct digi_port *priv = usb_get_serial_port_data(port); +- int opcode = ((unsigned char *)urb->transfer_buffer)[0]; +- int len = ((unsigned char *)urb->transfer_buffer)[1]; +- int port_status = ((unsigned char *)urb->transfer_buffer)[2]; +- unsigned char *data = ((unsigned char *)urb->transfer_buffer) + 3; ++ unsigned char *buf = urb->transfer_buffer; ++ int opcode; ++ int len; ++ int port_status; ++ unsigned char *data; + int flag, throttled; +- int status = urb->status; +- +- /* do not process callbacks on closed ports */ +- /* but do continue the read chain */ +- if (urb->status == -ENOENT) +- return 0; + + /* short/multiple packet check */ ++ if (urb->actual_length < 2) { ++ dev_warn(&port->dev, "short packet received\n"); ++ return -1; ++ } ++ ++ opcode = buf[0]; ++ len = buf[1]; ++ + if (urb->actual_length != len + 2) { +- dev_err(&port->dev, "%s: INCOMPLETE OR MULTIPLE PACKET, " +- "status=%d, port=%d, opcode=%d, len=%d, " +- "actual_length=%d, status=%d\n", __func__, status, +- priv->dp_port_num, opcode, len, urb->actual_length, +- port_status); ++ dev_err(&port->dev, "malformed packet received: port=%d, opcode=%d, len=%d, actual_length=%u\n", ++ priv->dp_port_num, opcode, len, urb->actual_length); ++ return -1; ++ } ++ ++ if (opcode == DIGI_CMD_RECEIVE_DATA && len < 1) { ++ dev_err(&port->dev, "malformed data packet received\n"); + return -1; + } + +@@ -1430,6 +1435,9 @@ static int digi_read_inb_callback(struct urb *urb) + + /* receive data */ + if (opcode == DIGI_CMD_RECEIVE_DATA) { ++ port_status = buf[2]; ++ data = &buf[3]; ++ + /* get flag from port_status */ + flag = 0; + +diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c +index 99a0a5f1b400..d8d13eede6d9 100644 +--- a/drivers/usb/serial/ftdi_sio.c ++++ b/drivers/usb/serial/ftdi_sio.c +@@ -1439,10 +1439,13 @@ static int read_latency_timer(struct usb_serial_port *port) + FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE, + 0, priv->interface, + buf, 1, WDR_TIMEOUT); +- if (rv < 0) ++ if (rv < 1) { + dev_err(&port->dev, "Unable to read latency timer: %i\n", rv); +- else ++ if (rv >= 0) ++ rv = -EIO; ++ } else { + priv->latency = buf[0]; ++ } + + kfree(buf); + +diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c +index 36dfe9972b17..464db17b5328 100644 +--- a/drivers/usb/serial/io_edgeport.c ++++ b/drivers/usb/serial/io_edgeport.c +@@ -492,20 +492,24 @@ static int get_epic_descriptor(struct edgeport_serial *ep) + int result; + struct usb_serial *serial = ep->serial; + struct edgeport_product_info *product_info = &ep->product_info; +- struct edge_compatibility_descriptor *epic = &ep->epic_descriptor; ++ struct edge_compatibility_descriptor *epic; + struct edge_compatibility_bits *bits; + struct device *dev = &serial->dev->dev; + + ep->is_epic = 0; ++ ++ epic = kmalloc(sizeof(*epic), GFP_KERNEL); ++ if (!epic) ++ return -ENOMEM; ++ + result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), + USB_REQUEST_ION_GET_EPIC_DESC, + 0xC0, 0x00, 0x00, +- &ep->epic_descriptor, +- sizeof(struct edge_compatibility_descriptor), ++ epic, sizeof(*epic), + 300); +- +- if (result > 0) { ++ if (result == sizeof(*epic)) { + ep->is_epic = 1; ++ memcpy(&ep->epic_descriptor, epic, sizeof(*epic)); + memset(product_info, 0, sizeof(struct edgeport_product_info)); + + product_info->NumPorts = epic->NumPorts; +@@ -534,8 +538,16 @@ static int get_epic_descriptor(struct edgeport_serial *ep) + dev_dbg(dev, " IOSPWriteLCR : %s\n", bits->IOSPWriteLCR ? "TRUE": "FALSE"); + dev_dbg(dev, " IOSPSetBaudRate : %s\n", bits->IOSPSetBaudRate ? "TRUE": "FALSE"); + dev_dbg(dev, " TrueEdgeport : %s\n", bits->TrueEdgeport ? "TRUE": "FALSE"); ++ ++ result = 0; ++ } else if (result >= 0) { ++ dev_warn(&serial->interface->dev, "short epic descriptor received: %d\n", ++ result); ++ result = -EIO; + } + ++ kfree(epic); ++ + return result; + } + +@@ -2093,8 +2105,7 @@ static int rom_write(struct usb_serial *serial, __u16 extAddr, __u16 addr, + * rom_read + * reads a number of bytes from the Edgeport device starting at the given + * address. +- * If successful returns the number of bytes read, otherwise it returns +- * a negative error number of the problem. ++ * Returns zero on success or a negative error number. + ****************************************************************************/ + static int rom_read(struct usb_serial *serial, __u16 extAddr, + __u16 addr, __u16 length, __u8 *data) +@@ -2119,12 +2130,17 @@ static int rom_read(struct usb_serial *serial, __u16 extAddr, + USB_REQUEST_ION_READ_ROM, + 0xC0, addr, extAddr, transfer_buffer, + current_length, 300); +- if (result < 0) ++ if (result < current_length) { ++ if (result >= 0) ++ result = -EIO; + break; ++ } + memcpy(data, transfer_buffer, current_length); + length -= current_length; + addr += current_length; + data += current_length; ++ ++ result = 0; + } + + kfree(transfer_buffer); +@@ -2578,9 +2594,10 @@ static void get_manufacturing_desc(struct edgeport_serial *edge_serial) + EDGE_MANUF_DESC_LEN, + (__u8 *)(&edge_serial->manuf_descriptor)); + +- if (response < 1) +- dev_err(dev, "error in getting manufacturer descriptor\n"); +- else { ++ if (response < 0) { ++ dev_err(dev, "error in getting manufacturer descriptor: %d\n", ++ response); ++ } else { + char string[30]; + dev_dbg(dev, "**Manufacturer Descriptor\n"); + dev_dbg(dev, " RomSize: %dK\n", +@@ -2637,9 +2654,10 @@ static void get_boot_desc(struct edgeport_serial *edge_serial) + EDGE_BOOT_DESC_LEN, + (__u8 *)(&edge_serial->boot_descriptor)); + +- if (response < 1) +- dev_err(dev, "error in getting boot descriptor\n"); +- else { ++ if (response < 0) { ++ dev_err(dev, "error in getting boot descriptor: %d\n", ++ response); ++ } else { + dev_dbg(dev, "**Boot Descriptor:\n"); + dev_dbg(dev, " BootCodeLength: %d\n", + le16_to_cpu(edge_serial->boot_descriptor.BootCodeLength)); +@@ -2782,7 +2800,7 @@ static int edge_startup(struct usb_serial *serial) + dev_info(&serial->dev->dev, "%s detected\n", edge_serial->name); + + /* Read the epic descriptor */ +- if (get_epic_descriptor(edge_serial) <= 0) { ++ if (get_epic_descriptor(edge_serial) < 0) { + /* memcpy descriptor to Supports structures */ + memcpy(&edge_serial->epic_descriptor.Supports, descriptor, + sizeof(struct edge_compatibility_bits)); +diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c +index 83523fcf6fb9..d2dab2a341b8 100644 +--- a/drivers/usb/serial/keyspan_pda.c ++++ b/drivers/usb/serial/keyspan_pda.c +@@ -139,6 +139,7 @@ static void keyspan_pda_rx_interrupt(struct urb *urb) + { + struct usb_serial_port *port = urb->context; + unsigned char *data = urb->transfer_buffer; ++ unsigned int len = urb->actual_length; + int retval; + int status = urb->status; + struct keyspan_pda_private *priv; +@@ -159,18 +160,26 @@ static void keyspan_pda_rx_interrupt(struct urb *urb) + goto exit; + } + ++ if (len < 1) { ++ dev_warn(&port->dev, "short message received\n"); ++ goto exit; ++ } ++ + /* see if the message is data or a status interrupt */ + switch (data[0]) { + case 0: + /* rest of message is rx data */ +- if (urb->actual_length) { +- tty_insert_flip_string(&port->port, data + 1, +- urb->actual_length - 1); +- tty_flip_buffer_push(&port->port); +- } ++ if (len < 2) ++ break; ++ tty_insert_flip_string(&port->port, data + 1, len - 1); ++ tty_flip_buffer_push(&port->port); + break; + case 1: + /* status interrupt */ ++ if (len < 3) { ++ dev_warn(&port->dev, "short interrupt message received\n"); ++ break; ++ } + dev_dbg(&port->dev, "rx int, d1=%d, d2=%d\n", data[1], data[2]); + switch (data[1]) { + case 1: /* modemline change */ +diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c +index 885655315de1..edbc81f205c2 100644 +--- a/drivers/usb/serial/mct_u232.c ++++ b/drivers/usb/serial/mct_u232.c +@@ -322,8 +322,12 @@ static int mct_u232_get_modem_stat(struct usb_serial_port *port, + MCT_U232_GET_REQUEST_TYPE, + 0, 0, buf, MCT_U232_GET_MODEM_STAT_SIZE, + WDR_TIMEOUT); +- if (rc < 0) { ++ if (rc < MCT_U232_GET_MODEM_STAT_SIZE) { + dev_err(&port->dev, "Get MODEM STATus failed (error = %d)\n", rc); ++ ++ if (rc >= 0) ++ rc = -EIO; ++ + *msr = 0; + } else { + *msr = buf[0]; +diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c +index bd1a1307e0f0..1d17779b2203 100644 +--- a/drivers/usb/serial/quatech2.c ++++ b/drivers/usb/serial/quatech2.c +@@ -188,22 +188,22 @@ static inline int qt2_setdevice(struct usb_device *dev, u8 *data) + } + + +-static inline int qt2_getdevice(struct usb_device *dev, u8 *data) +-{ +- return usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), +- QT_SET_GET_DEVICE, 0xc0, 0, 0, +- data, 3, QT2_USB_TIMEOUT); +-} +- + static inline int qt2_getregister(struct usb_device *dev, + u8 uart, + u8 reg, + u8 *data) + { +- return usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), +- QT_SET_GET_REGISTER, 0xc0, reg, +- uart, data, sizeof(*data), QT2_USB_TIMEOUT); ++ int ret; ++ ++ ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), ++ QT_SET_GET_REGISTER, 0xc0, reg, ++ uart, data, sizeof(*data), QT2_USB_TIMEOUT); ++ if (ret < sizeof(*data)) { ++ if (ret >= 0) ++ ret = -EIO; ++ } + ++ return ret; + } + + static inline int qt2_setregister(struct usb_device *dev, +@@ -372,9 +372,11 @@ static int qt2_open(struct tty_struct *tty, struct usb_serial_port *port) + 0xc0, 0, + device_port, data, 2, QT2_USB_TIMEOUT); + +- if (status < 0) { ++ if (status < 2) { + dev_err(&port->dev, "%s - open port failed %i\n", __func__, + status); ++ if (status >= 0) ++ status = -EIO; + kfree(data); + return status; + } +diff --git a/drivers/usb/serial/ssu100.c b/drivers/usb/serial/ssu100.c +index 70a098de429f..886e1294b120 100644 +--- a/drivers/usb/serial/ssu100.c ++++ b/drivers/usb/serial/ssu100.c +@@ -80,9 +80,17 @@ static inline int ssu100_setdevice(struct usb_device *dev, u8 *data) + + static inline int ssu100_getdevice(struct usb_device *dev, u8 *data) + { +- return usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), +- QT_SET_GET_DEVICE, 0xc0, 0, 0, +- data, 3, 300); ++ int ret; ++ ++ ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), ++ QT_SET_GET_DEVICE, 0xc0, 0, 0, ++ data, 3, 300); ++ if (ret < 3) { ++ if (ret >= 0) ++ ret = -EIO; ++ } ++ ++ return ret; + } + + static inline int ssu100_getregister(struct usb_device *dev, +@@ -90,10 +98,17 @@ static inline int ssu100_getregister(struct usb_device *dev, + unsigned short reg, + u8 *data) + { +- return usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), +- QT_SET_GET_REGISTER, 0xc0, reg, +- uart, data, sizeof(*data), 300); ++ int ret; ++ ++ ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), ++ QT_SET_GET_REGISTER, 0xc0, reg, ++ uart, data, sizeof(*data), 300); ++ if (ret < sizeof(*data)) { ++ if (ret >= 0) ++ ret = -EIO; ++ } + ++ return ret; + } + + +@@ -289,8 +304,10 @@ static int ssu100_open(struct tty_struct *tty, struct usb_serial_port *port) + QT_OPEN_CLOSE_CHANNEL, + QT_TRANSFER_IN, 0x01, + 0, data, 2, 300); +- if (result < 0) { ++ if (result < 2) { + dev_dbg(&port->dev, "%s - open failed %i\n", __func__, result); ++ if (result >= 0) ++ result = -EIO; + kfree(data); + return result; + } +diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c +index bdbddbc8bd4d..6bcb874b4832 100644 +--- a/drivers/usb/serial/ti_usb_3410_5052.c ++++ b/drivers/usb/serial/ti_usb_3410_5052.c +@@ -1556,13 +1556,10 @@ static int ti_command_out_sync(struct ti_device *tdev, __u8 command, + (USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT), + value, moduleid, data, size, 1000); + +- if (status == size) +- status = 0; +- +- if (status > 0) +- status = -ECOMM; ++ if (status < 0) ++ return status; + +- return status; ++ return 0; + } + + +@@ -1578,8 +1575,7 @@ static int ti_command_in_sync(struct ti_device *tdev, __u8 command, + + if (status == size) + status = 0; +- +- if (status > 0) ++ else if (status >= 0) + status = -ECOMM; + + return status; +diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c +index 9ecfcdcdd6d6..d5dbdb9d24d8 100644 +--- a/drivers/xen/events/events_base.c ++++ b/drivers/xen/events/events_base.c +@@ -1314,6 +1314,9 @@ static int rebind_irq_to_cpu(unsigned irq, unsigned tcpu) + if (!VALID_EVTCHN(evtchn)) + return -1; + ++ if (!xen_support_evtchn_rebind()) ++ return -1; ++ + /* Send future instances of this interrupt to other vcpu. */ + bind_vcpu.port = evtchn; + bind_vcpu.vcpu = xen_vcpu_nr(tcpu); +@@ -1647,15 +1650,20 @@ void xen_callback_vector(void) + { + int rc; + uint64_t callback_via; +- +- callback_via = HVM_CALLBACK_VECTOR(HYPERVISOR_CALLBACK_VECTOR); +- rc = xen_set_callback_via(callback_via); +- BUG_ON(rc); +- pr_info("Xen HVM callback vector for event delivery is enabled\n"); +- /* in the restore case the vector has already been allocated */ +- if (!test_bit(HYPERVISOR_CALLBACK_VECTOR, used_vectors)) +- alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, +- xen_hvm_callback_vector); ++ if (xen_have_vector_callback) { ++ callback_via = HVM_CALLBACK_VECTOR(HYPERVISOR_CALLBACK_VECTOR); ++ rc = xen_set_callback_via(callback_via); ++ if (rc) { ++ pr_err("Request for Xen HVM callback vector failed\n"); ++ xen_have_vector_callback = 0; ++ return; ++ } ++ pr_info("Xen HVM callback vector for event delivery is enabled\n"); ++ /* in the restore case the vector has already been allocated */ ++ if (!test_bit(HYPERVISOR_CALLBACK_VECTOR, used_vectors)) ++ alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, ++ xen_hvm_callback_vector); ++ } + } + #else + void xen_callback_vector(void) {} +diff --git a/drivers/xen/platform-pci.c b/drivers/xen/platform-pci.c +index b59c9455aae1..cf9666680c8c 100644 +--- a/drivers/xen/platform-pci.c ++++ b/drivers/xen/platform-pci.c +@@ -42,6 +42,7 @@ + static unsigned long platform_mmio; + static unsigned long platform_mmio_alloc; + static unsigned long platform_mmiolen; ++static uint64_t callback_via; + + static unsigned long alloc_xen_mmio(unsigned long len) + { +@@ -54,6 +55,51 @@ static unsigned long alloc_xen_mmio(unsigned long len) + return addr; + } + ++static uint64_t get_callback_via(struct pci_dev *pdev) ++{ ++ u8 pin; ++ int irq; ++ ++ irq = pdev->irq; ++ if (irq < 16) ++ return irq; /* ISA IRQ */ ++ ++ pin = pdev->pin; ++ ++ /* We don't know the GSI. Specify the PCI INTx line instead. */ ++ return ((uint64_t)0x01 << 56) | /* PCI INTx identifier */ ++ ((uint64_t)pci_domain_nr(pdev->bus) << 32) | ++ ((uint64_t)pdev->bus->number << 16) | ++ ((uint64_t)(pdev->devfn & 0xff) << 8) | ++ ((uint64_t)(pin - 1) & 3); ++} ++ ++static irqreturn_t do_hvm_evtchn_intr(int irq, void *dev_id) ++{ ++ xen_hvm_evtchn_do_upcall(); ++ return IRQ_HANDLED; ++} ++ ++static int xen_allocate_irq(struct pci_dev *pdev) ++{ ++ return request_irq(pdev->irq, do_hvm_evtchn_intr, ++ IRQF_NOBALANCING | IRQF_TRIGGER_RISING, ++ "xen-platform-pci", pdev); ++} ++ ++static int platform_pci_resume(struct pci_dev *pdev) ++{ ++ int err; ++ if (xen_have_vector_callback) ++ return 0; ++ err = xen_set_callback_via(callback_via); ++ if (err) { ++ dev_err(&pdev->dev, "platform_pci_resume failure!\n"); ++ return err; ++ } ++ return 0; ++} ++ + static int platform_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) + { +@@ -92,6 +138,21 @@ static int platform_pci_probe(struct pci_dev *pdev, + platform_mmio = mmio_addr; + platform_mmiolen = mmio_len; + ++ if (!xen_have_vector_callback) { ++ ret = xen_allocate_irq(pdev); ++ if (ret) { ++ dev_warn(&pdev->dev, "request_irq failed err=%d\n", ret); ++ goto out; ++ } ++ callback_via = get_callback_via(pdev); ++ ret = xen_set_callback_via(callback_via); ++ if (ret) { ++ dev_warn(&pdev->dev, "Unable to set the evtchn callback " ++ "err=%d\n", ret); ++ goto out; ++ } ++ } ++ + max_nr_gframes = gnttab_max_grant_frames(); + grant_frames = alloc_xen_mmio(PAGE_SIZE * max_nr_gframes); + ret = gnttab_setup_auto_xlat_frames(grant_frames); +@@ -123,6 +184,9 @@ static struct pci_driver platform_driver = { + .name = DRV_NAME, + .probe = platform_pci_probe, + .id_table = platform_pci_tbl, ++#ifdef CONFIG_PM ++ .resume_early = platform_pci_resume, ++#endif + }; + + static int __init platform_pci_init(void) +diff --git a/fs/9p/acl.c b/fs/9p/acl.c +index b3c2cc79c20d..082d227fa56b 100644 +--- a/fs/9p/acl.c ++++ b/fs/9p/acl.c +@@ -277,6 +277,7 @@ static int v9fs_xattr_set_acl(const struct xattr_handler *handler, + case ACL_TYPE_ACCESS: + if (acl) { + struct iattr iattr; ++ struct posix_acl *old_acl = acl; + + retval = posix_acl_update_mode(inode, &iattr.ia_mode, &acl); + if (retval) +@@ -287,6 +288,7 @@ static int v9fs_xattr_set_acl(const struct xattr_handler *handler, + * by the mode bits. So don't + * update ACL. + */ ++ posix_acl_release(old_acl); + value = NULL; + size = 0; + } +diff --git a/fs/block_dev.c b/fs/block_dev.c +index 092a2eed1628..9ad527ff9974 100644 +--- a/fs/block_dev.c ++++ b/fs/block_dev.c +@@ -1165,7 +1165,6 @@ int revalidate_disk(struct gendisk *disk) + + if (disk->fops->revalidate_disk) + ret = disk->fops->revalidate_disk(disk); +- blk_integrity_revalidate(disk); + bdev = bdget_disk(disk, 0); + if (!bdev) + return ret; +diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c +index 013c6a541d6b..7e0c002c12e9 100644 +--- a/fs/f2fs/super.c ++++ b/fs/f2fs/super.c +@@ -1405,6 +1405,13 @@ static int sanity_check_raw_super(struct f2fs_sb_info *sbi, + return 1; + } + ++ if (le32_to_cpu(raw_super->segment_count) > F2FS_MAX_SEGMENT) { ++ f2fs_msg(sb, KERN_INFO, ++ "Invalid segment count (%u)", ++ le32_to_cpu(raw_super->segment_count)); ++ return 1; ++ } ++ + /* check CP/SIT/NAT/SSA/MAIN_AREA area boundary */ + if (sanity_check_area_boundary(sbi, bh)) + return 1; +diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h +index 422630b8e588..e46e7d10312b 100644 +--- a/include/linux/f2fs_fs.h ++++ b/include/linux/f2fs_fs.h +@@ -286,6 +286,12 @@ struct f2fs_nat_block { + #define SIT_ENTRY_PER_BLOCK (PAGE_SIZE / sizeof(struct f2fs_sit_entry)) + + /* ++ * F2FS uses 4 bytes to represent block address. As a result, supported size of ++ * disk is 16 TB and it equals to 16 * 1024 * 1024 / 2 segments. ++ */ ++#define F2FS_MAX_SEGMENT ((16 * 1024 * 1024) / 2) ++ ++/* + * Note that f2fs_sit_entry->vblocks has the following bit-field information. + * [15:10] : allocation type such as CURSEG_XXXX_TYPE + * [9:0] : valid block count +diff --git a/include/linux/genhd.h b/include/linux/genhd.h +index e0341af6950e..3c99fb6727ca 100644 +--- a/include/linux/genhd.h ++++ b/include/linux/genhd.h +@@ -731,11 +731,9 @@ static inline void part_nr_sects_write(struct hd_struct *part, sector_t size) + #if defined(CONFIG_BLK_DEV_INTEGRITY) + extern void blk_integrity_add(struct gendisk *); + extern void blk_integrity_del(struct gendisk *); +-extern void blk_integrity_revalidate(struct gendisk *); + #else /* CONFIG_BLK_DEV_INTEGRITY */ + static inline void blk_integrity_add(struct gendisk *disk) { } + static inline void blk_integrity_del(struct gendisk *disk) { } +-static inline void blk_integrity_revalidate(struct gendisk *disk) { } + #endif /* CONFIG_BLK_DEV_INTEGRITY */ + + #else /* CONFIG_BLOCK */ +diff --git a/include/linux/usb/chipidea.h b/include/linux/usb/chipidea.h +index 5dd75fa47dd8..f9be467d6695 100644 +--- a/include/linux/usb/chipidea.h ++++ b/include/linux/usb/chipidea.h +@@ -14,6 +14,7 @@ struct ci_hdrc; + * struct ci_hdrc_cable - structure for external connector cable state tracking + * @state: current state of the line + * @changed: set to true when extcon event happen ++ * @enabled: set to true if we've enabled the vbus or id interrupt + * @edev: device which generate events + * @ci: driver state of the chipidea device + * @nb: hold event notification callback +@@ -22,6 +23,7 @@ struct ci_hdrc; + struct ci_hdrc_cable { + bool state; + bool changed; ++ bool enabled; + struct extcon_dev *edev; + struct ci_hdrc *ci; + struct notifier_block nb; +diff --git a/include/net/addrconf.h b/include/net/addrconf.h +index 8f998afc1384..b8ee8a113e32 100644 +--- a/include/net/addrconf.h ++++ b/include/net/addrconf.h +@@ -20,6 +20,8 @@ + #define ADDRCONF_TIMER_FUZZ (HZ / 4) + #define ADDRCONF_TIMER_FUZZ_MAX (HZ) + ++#define ADDRCONF_NOTIFY_PRIORITY 0 ++ + #include <linux/in.h> + #include <linux/in6.h> + +diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h +index f83e78d071a3..2e347d4545cf 100644 +--- a/include/net/ip6_route.h ++++ b/include/net/ip6_route.h +@@ -84,6 +84,7 @@ struct dst_entry *ip6_route_lookup(struct net *net, struct flowi6 *fl6, + struct rt6_info *ip6_pol_route(struct net *net, struct fib6_table *table, + int ifindex, struct flowi6 *fl6, int flags); + ++void ip6_route_init_special_entries(void); + int ip6_route_init(void); + void ip6_route_cleanup(void); + +diff --git a/include/xen/xen.h b/include/xen/xen.h +index f0f0252cff9a..0c0e3ef4c45d 100644 +--- a/include/xen/xen.h ++++ b/include/xen/xen.h +@@ -38,7 +38,8 @@ extern enum xen_domain_type xen_domain_type; + */ + #include <xen/features.h> + #define xen_pvh_domain() (xen_pv_domain() && \ +- xen_feature(XENFEAT_auto_translated_physmap)) ++ xen_feature(XENFEAT_auto_translated_physmap) && \ ++ xen_have_vector_callback) + #else + #define xen_pvh_domain() (0) + #endif +diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c +index 7c9f94c53441..44c17f47d94c 100644 +--- a/kernel/bpf/verifier.c ++++ b/kernel/bpf/verifier.c +@@ -279,7 +279,8 @@ static const char *const bpf_jmp_string[16] = { + [BPF_EXIT >> 4] = "exit", + }; + +-static void print_bpf_insn(struct bpf_insn *insn) ++static void print_bpf_insn(const struct bpf_verifier_env *env, ++ const struct bpf_insn *insn) + { + u8 class = BPF_CLASS(insn->code); + +@@ -343,9 +344,19 @@ static void print_bpf_insn(struct bpf_insn *insn) + insn->code, + bpf_ldst_string[BPF_SIZE(insn->code) >> 3], + insn->src_reg, insn->imm); +- } else if (BPF_MODE(insn->code) == BPF_IMM) { +- verbose("(%02x) r%d = 0x%x\n", +- insn->code, insn->dst_reg, insn->imm); ++ } else if (BPF_MODE(insn->code) == BPF_IMM && ++ BPF_SIZE(insn->code) == BPF_DW) { ++ /* At this point, we already made sure that the second ++ * part of the ldimm64 insn is accessible. ++ */ ++ u64 imm = ((u64)(insn + 1)->imm << 32) | (u32)insn->imm; ++ bool map_ptr = insn->src_reg == BPF_PSEUDO_MAP_FD; ++ ++ if (map_ptr && !env->allow_ptr_leaks) ++ imm = 0; ++ ++ verbose("(%02x) r%d = 0x%llx\n", insn->code, ++ insn->dst_reg, (unsigned long long)imm); + } else { + verbose("BUG_ld_%02x\n", insn->code); + return; +@@ -1749,6 +1760,17 @@ static int check_alu_op(struct bpf_verifier_env *env, struct bpf_insn *insn) + return 0; + } else if (opcode == BPF_ADD && + BPF_CLASS(insn->code) == BPF_ALU64 && ++ dst_reg->type == PTR_TO_STACK && ++ ((BPF_SRC(insn->code) == BPF_X && ++ regs[insn->src_reg].type == CONST_IMM) || ++ BPF_SRC(insn->code) == BPF_K)) { ++ if (BPF_SRC(insn->code) == BPF_X) ++ dst_reg->imm += regs[insn->src_reg].imm; ++ else ++ dst_reg->imm += insn->imm; ++ return 0; ++ } else if (opcode == BPF_ADD && ++ BPF_CLASS(insn->code) == BPF_ALU64 && + (dst_reg->type == PTR_TO_PACKET || + (BPF_SRC(insn->code) == BPF_X && + regs[insn->src_reg].type == PTR_TO_PACKET))) { +@@ -2663,7 +2685,7 @@ static int do_check(struct bpf_verifier_env *env) + + if (log_level) { + verbose("%d: ", insn_idx); +- print_bpf_insn(insn); ++ print_bpf_insn(env, insn); + } + + err = ext_analyzer_insn_hook(env, insn_idx, prev_insn_idx); +diff --git a/lib/test_bpf.c b/lib/test_bpf.c +index 0362da0b66c3..2e385026915c 100644 +--- a/lib/test_bpf.c ++++ b/lib/test_bpf.c +@@ -4656,6 +4656,51 @@ static struct bpf_test tests[] = { + { }, + { { 0, 1 } }, + }, ++ { ++ /* Mainly testing JIT + imm64 here. */ ++ "JMP_JGE_X: ldimm64 test 1", ++ .u.insns_int = { ++ BPF_ALU32_IMM(BPF_MOV, R0, 0), ++ BPF_LD_IMM64(R1, 3), ++ BPF_LD_IMM64(R2, 2), ++ BPF_JMP_REG(BPF_JGE, R1, R2, 2), ++ BPF_LD_IMM64(R0, 0xffffffffffffffffUL), ++ BPF_LD_IMM64(R0, 0xeeeeeeeeeeeeeeeeUL), ++ BPF_EXIT_INSN(), ++ }, ++ INTERNAL, ++ { }, ++ { { 0, 0xeeeeeeeeU } }, ++ }, ++ { ++ "JMP_JGE_X: ldimm64 test 2", ++ .u.insns_int = { ++ BPF_ALU32_IMM(BPF_MOV, R0, 0), ++ BPF_LD_IMM64(R1, 3), ++ BPF_LD_IMM64(R2, 2), ++ BPF_JMP_REG(BPF_JGE, R1, R2, 0), ++ BPF_LD_IMM64(R0, 0xffffffffffffffffUL), ++ BPF_EXIT_INSN(), ++ }, ++ INTERNAL, ++ { }, ++ { { 0, 0xffffffffU } }, ++ }, ++ { ++ "JMP_JGE_X: ldimm64 test 3", ++ .u.insns_int = { ++ BPF_ALU32_IMM(BPF_MOV, R0, 1), ++ BPF_LD_IMM64(R1, 3), ++ BPF_LD_IMM64(R2, 2), ++ BPF_JMP_REG(BPF_JGE, R1, R2, 4), ++ BPF_LD_IMM64(R0, 0xffffffffffffffffUL), ++ BPF_LD_IMM64(R0, 0xeeeeeeeeeeeeeeeeUL), ++ BPF_EXIT_INSN(), ++ }, ++ INTERNAL, ++ { }, ++ { { 0, 1 } }, ++ }, + /* BPF_JMP | BPF_JNE | BPF_X */ + { + "JMP_JNE_X: if (3 != 2) return 1", +diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c +index b7f9ae7b1c5f..b490af67c6fa 100644 +--- a/net/core/rtnetlink.c ++++ b/net/core/rtnetlink.c +@@ -1059,7 +1059,7 @@ static int rtnl_phys_port_name_fill(struct sk_buff *skb, struct net_device *dev) + return err; + } + +- if (nla_put(skb, IFLA_PHYS_PORT_NAME, strlen(name), name)) ++ if (nla_put_string(skb, IFLA_PHYS_PORT_NAME, name)) + return -EMSGSIZE; + + return 0; +diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c +index ecbe5a7c2d6d..9879b73d5565 100644 +--- a/net/ipv4/raw.c ++++ b/net/ipv4/raw.c +@@ -356,6 +356,9 @@ static int raw_send_hdrinc(struct sock *sk, struct flowi4 *fl4, + rt->dst.dev->mtu); + return -EMSGSIZE; + } ++ if (length < sizeof(struct iphdr)) ++ return -EINVAL; ++ + if (flags&MSG_PROBE) + goto out; + +diff --git a/net/ipv4/tcp_lp.c b/net/ipv4/tcp_lp.c +index c67ece1390c2..7d86fc505397 100644 +--- a/net/ipv4/tcp_lp.c ++++ b/net/ipv4/tcp_lp.c +@@ -264,13 +264,15 @@ static void tcp_lp_pkts_acked(struct sock *sk, const struct ack_sample *sample) + { + struct tcp_sock *tp = tcp_sk(sk); + struct lp *lp = inet_csk_ca(sk); ++ u32 delta; + + if (sample->rtt_us > 0) + tcp_lp_rtt_sample(sk, sample->rtt_us); + + /* calc inference */ +- if (tcp_time_stamp > tp->rx_opt.rcv_tsecr) +- lp->inference = 3 * (tcp_time_stamp - tp->rx_opt.rcv_tsecr); ++ delta = tcp_time_stamp - tp->rx_opt.rcv_tsecr; ++ if ((s32)delta > 0) ++ lp->inference = 3 * delta; + + /* test if within inference */ + if (lp->last_drop && (tcp_time_stamp - lp->last_drop < lp->inference)) +diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c +index 8615a6b8550f..64e1ba49c3e2 100644 +--- a/net/ipv4/tcp_minisocks.c ++++ b/net/ipv4/tcp_minisocks.c +@@ -543,6 +543,7 @@ struct sock *tcp_create_openreq_child(const struct sock *sk, + newicsk->icsk_ack.last_seg_size = skb->len - newtp->tcp_header_len; + newtp->rx_opt.mss_clamp = req->mss; + tcp_ecn_openreq_child(newtp, req); ++ newtp->fastopen_req = NULL; + newtp->fastopen_rsk = NULL; + newtp->syn_data_acked = 0; + newtp->rack.mstamp.v64 = 0; +diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c +index 65d6189140bc..dc4258fd15dc 100644 +--- a/net/ipv4/tcp_output.c ++++ b/net/ipv4/tcp_output.c +@@ -1246,7 +1246,7 @@ int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len, + * eventually). The difference is that pulled data not copied, but + * immediately discarded. + */ +-static void __pskb_trim_head(struct sk_buff *skb, int len) ++static int __pskb_trim_head(struct sk_buff *skb, int len) + { + struct skb_shared_info *shinfo; + int i, k, eat; +@@ -1256,7 +1256,7 @@ static void __pskb_trim_head(struct sk_buff *skb, int len) + __skb_pull(skb, eat); + len -= eat; + if (!len) +- return; ++ return 0; + } + eat = len; + k = 0; +@@ -1282,23 +1282,28 @@ static void __pskb_trim_head(struct sk_buff *skb, int len) + skb_reset_tail_pointer(skb); + skb->data_len -= len; + skb->len = skb->data_len; ++ return len; + } + + /* Remove acked data from a packet in the transmit queue. */ + int tcp_trim_head(struct sock *sk, struct sk_buff *skb, u32 len) + { ++ u32 delta_truesize; ++ + if (skb_unclone(skb, GFP_ATOMIC)) + return -ENOMEM; + +- __pskb_trim_head(skb, len); ++ delta_truesize = __pskb_trim_head(skb, len); + + TCP_SKB_CB(skb)->seq += len; + skb->ip_summed = CHECKSUM_PARTIAL; + +- skb->truesize -= len; +- sk->sk_wmem_queued -= len; +- sk_mem_uncharge(sk, len); +- sock_set_flag(sk, SOCK_QUEUE_SHRUNK); ++ if (delta_truesize) { ++ skb->truesize -= delta_truesize; ++ sk->sk_wmem_queued -= delta_truesize; ++ sk_mem_uncharge(sk, delta_truesize); ++ sock_set_flag(sk, SOCK_QUEUE_SHRUNK); ++ } + + /* Any change of skb->len requires recalculation of tso factor. */ + if (tcp_skb_pcount(skb) > 1) +diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c +index cffdbdbff3a2..f088a1d9a618 100644 +--- a/net/ipv6/addrconf.c ++++ b/net/ipv6/addrconf.c +@@ -3278,7 +3278,8 @@ static int fixup_permanent_addr(struct inet6_dev *idev, + idev->dev, 0, 0); + } + +- addrconf_dad_start(ifp); ++ if (ifp->state == INET6_IFADDR_STATE_PREDAD) ++ addrconf_dad_start(ifp); + + return 0; + } +@@ -3491,6 +3492,7 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event, + */ + static struct notifier_block ipv6_dev_notf = { + .notifier_call = addrconf_notify, ++ .priority = ADDRCONF_NOTIFY_PRIORITY, + }; + + static void addrconf_type_change(struct net_device *dev, unsigned long event) +@@ -3627,7 +3629,7 @@ static int addrconf_ifdown(struct net_device *dev, int how) + if (keep) { + /* set state to skip the notifier below */ + state = INET6_IFADDR_STATE_DEAD; +- ifa->state = 0; ++ ifa->state = INET6_IFADDR_STATE_PREDAD; + if (!(ifa->flags & IFA_F_NODAD)) + ifa->flags |= IFA_F_TENTATIVE; + +@@ -6263,6 +6265,8 @@ int __init addrconf_init(void) + goto errlo; + } + ++ ip6_route_init_special_entries(); ++ + for (i = 0; i < IN6_ADDR_HSIZE; i++) + INIT_HLIST_HEAD(&inet6_addr_lst[i]); + +diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c +index ced3817539c2..1a2fe5c3a366 100644 +--- a/net/ipv6/raw.c ++++ b/net/ipv6/raw.c +@@ -630,6 +630,8 @@ static int rawv6_send_hdrinc(struct sock *sk, struct msghdr *msg, int length, + ipv6_local_error(sk, EMSGSIZE, fl6, rt->dst.dev->mtu); + return -EMSGSIZE; + } ++ if (length < sizeof(struct ipv6hdr)) ++ return -EINVAL; + if (flags&MSG_PROBE) + goto out; + +diff --git a/net/ipv6/route.c b/net/ipv6/route.c +index 9f1bc756799a..b8b475389ae4 100644 +--- a/net/ipv6/route.c ++++ b/net/ipv6/route.c +@@ -3480,7 +3480,10 @@ static int ip6_route_dev_notify(struct notifier_block *this, + struct net_device *dev = netdev_notifier_info_to_dev(ptr); + struct net *net = dev_net(dev); + +- if (event == NETDEV_REGISTER && (dev->flags & IFF_LOOPBACK)) { ++ if (!(dev->flags & IFF_LOOPBACK)) ++ return NOTIFY_OK; ++ ++ if (event == NETDEV_REGISTER) { + net->ipv6.ip6_null_entry->dst.dev = dev; + net->ipv6.ip6_null_entry->rt6i_idev = in6_dev_get(dev); + #ifdef CONFIG_IPV6_MULTIPLE_TABLES +@@ -3489,6 +3492,12 @@ static int ip6_route_dev_notify(struct notifier_block *this, + net->ipv6.ip6_blk_hole_entry->dst.dev = dev; + net->ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(dev); + #endif ++ } else if (event == NETDEV_UNREGISTER) { ++ in6_dev_put(net->ipv6.ip6_null_entry->rt6i_idev); ++#ifdef CONFIG_IPV6_MULTIPLE_TABLES ++ in6_dev_put(net->ipv6.ip6_prohibit_entry->rt6i_idev); ++ in6_dev_put(net->ipv6.ip6_blk_hole_entry->rt6i_idev); ++#endif + } + + return NOTIFY_OK; +@@ -3795,9 +3804,24 @@ static struct pernet_operations ip6_route_net_late_ops = { + + static struct notifier_block ip6_route_dev_notifier = { + .notifier_call = ip6_route_dev_notify, +- .priority = 0, ++ .priority = ADDRCONF_NOTIFY_PRIORITY - 10, + }; + ++void __init ip6_route_init_special_entries(void) ++{ ++ /* Registering of the loopback is done before this portion of code, ++ * the loopback reference in rt6_info will not be taken, do it ++ * manually for init_net */ ++ init_net.ipv6.ip6_null_entry->dst.dev = init_net.loopback_dev; ++ init_net.ipv6.ip6_null_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); ++ #ifdef CONFIG_IPV6_MULTIPLE_TABLES ++ init_net.ipv6.ip6_prohibit_entry->dst.dev = init_net.loopback_dev; ++ init_net.ipv6.ip6_prohibit_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); ++ init_net.ipv6.ip6_blk_hole_entry->dst.dev = init_net.loopback_dev; ++ init_net.ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); ++ #endif ++} ++ + int __init ip6_route_init(void) + { + int ret; +@@ -3824,17 +3848,6 @@ int __init ip6_route_init(void) + + ip6_dst_blackhole_ops.kmem_cachep = ip6_dst_ops_template.kmem_cachep; + +- /* Registering of the loopback is done before this portion of code, +- * the loopback reference in rt6_info will not be taken, do it +- * manually for init_net */ +- init_net.ipv6.ip6_null_entry->dst.dev = init_net.loopback_dev; +- init_net.ipv6.ip6_null_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); +- #ifdef CONFIG_IPV6_MULTIPLE_TABLES +- init_net.ipv6.ip6_prohibit_entry->dst.dev = init_net.loopback_dev; +- init_net.ipv6.ip6_prohibit_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); +- init_net.ipv6.ip6_blk_hole_entry->dst.dev = init_net.loopback_dev; +- init_net.ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); +- #endif + ret = fib6_init(); + if (ret) + goto out_register_subsys; +diff --git a/samples/bpf/test_verifier.c b/samples/bpf/test_verifier.c +index 369ffaad3799..dc7dec9e64ba 100644 +--- a/samples/bpf/test_verifier.c ++++ b/samples/bpf/test_verifier.c +@@ -1218,16 +1218,22 @@ static struct bpf_test tests[] = { + .result = ACCEPT, + }, + { +- "unpriv: obfuscate stack pointer", ++ "stack pointer arithmetic", + .insns = { +- BPF_MOV64_REG(BPF_REG_2, BPF_REG_10), +- BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8), +- BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8), ++ BPF_MOV64_IMM(BPF_REG_1, 4), ++ BPF_JMP_IMM(BPF_JA, 0, 0, 0), ++ BPF_MOV64_REG(BPF_REG_7, BPF_REG_10), ++ BPF_ALU64_IMM(BPF_ADD, BPF_REG_7, -10), ++ BPF_ALU64_IMM(BPF_ADD, BPF_REG_7, -10), ++ BPF_MOV64_REG(BPF_REG_2, BPF_REG_7), ++ BPF_ALU64_REG(BPF_ADD, BPF_REG_2, BPF_REG_1), ++ BPF_ST_MEM(0, BPF_REG_2, 4, 0), ++ BPF_MOV64_REG(BPF_REG_2, BPF_REG_7), ++ BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, 8), ++ BPF_ST_MEM(0, BPF_REG_2, 4, 0), + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, +- .errstr_unpriv = "R2 pointer arithmetic", +- .result_unpriv = REJECT, + .result = ACCEPT, + }, + { +diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c +index bc4462694aaf..5cb7e04fa4ba 100644 +--- a/sound/pci/hda/hda_intel.c ++++ b/sound/pci/hda/hda_intel.c +@@ -2155,7 +2155,20 @@ static void azx_remove(struct pci_dev *pci) + /* cancel the pending probing work */ + chip = card->private_data; + hda = container_of(chip, struct hda_intel, chip); ++ /* FIXME: below is an ugly workaround. ++ * Both device_release_driver() and driver_probe_device() ++ * take *both* the device's and its parent's lock before ++ * calling the remove() and probe() callbacks. The codec ++ * probe takes the locks of both the codec itself and its ++ * parent, i.e. the PCI controller dev. Meanwhile, when ++ * the PCI controller is unbound, it takes its lock, too ++ * ==> ouch, a deadlock! ++ * As a workaround, we unlock temporarily here the controller ++ * device during cancel_work_sync() call. ++ */ ++ device_unlock(&pci->dev); + cancel_work_sync(&hda->probe_work); ++ device_lock(&pci->dev); + + snd_card_free(card); + } +diff --git a/tools/power/cpupower/utils/helpers/cpuid.c b/tools/power/cpupower/utils/helpers/cpuid.c +index 93b0aa74ca03..39c2c7d067bb 100644 +--- a/tools/power/cpupower/utils/helpers/cpuid.c ++++ b/tools/power/cpupower/utils/helpers/cpuid.c +@@ -156,6 +156,7 @@ int get_cpu_info(unsigned int cpu, struct cpupower_cpu_info *cpu_info) + */ + case 0x2C: /* Westmere EP - Gulftown */ + cpu_info->caps |= CPUPOWER_CAP_HAS_TURBO_RATIO; ++ break; + case 0x2A: /* SNB */ + case 0x2D: /* SNB Xeon */ + case 0x3A: /* IVB */ +diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile +index a89f80a5b711..6300c1a41ff6 100644 +--- a/tools/testing/selftests/x86/Makefile ++++ b/tools/testing/selftests/x86/Makefile +@@ -5,7 +5,7 @@ include ../lib.mk + .PHONY: all all_32 all_64 warn_32bit_failure clean + + TARGETS_C_BOTHBITS := single_step_syscall sysret_ss_attrs syscall_nt ptrace_syscall test_mremap_vdso \ +- check_initial_reg_state sigreturn ldt_gdt iopl \ ++ check_initial_reg_state sigreturn ldt_gdt iopl mpx-mini-test \ + protection_keys + TARGETS_C_32BIT_ONLY := entry_from_vm86 syscall_arg_fault test_syscall_vdso unwind_vdso \ + test_FCMOV test_FCOMI test_FISTTP \
