commit:     e2c5968982c6c18b4fd7f8704c87f61f6ee2f367
Author:     Alice Ferrazzi <alicef <AT> gentoo <DOT> org>
AuthorDate: Tue Jan 24 07:01:31 2023 +0000
Commit:     Alice Ferrazzi <alicef <AT> gentoo <DOT> org>
CommitDate: Tue Jan 24 07:02:24 2023 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=e2c59689

Linux patch 5.15.90

Signed-off-by: Alice Ferrazzi <alicef <AT> gentoo.org>

 0000_README              |    4 +
 1089_linux-5.15.90.patch | 3506 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 3510 insertions(+)

diff --git a/0000_README b/0000_README
index 3b9256c7..e44305c8 100644
--- a/0000_README
+++ b/0000_README
@@ -399,6 +399,10 @@ Patch:  1088_linux-5.15.89.patch
 From:   http://www.kernel.org
 Desc:   Linux 5.15.89
 
+Patch:  1089_linux-5.15.90.patch
+From:   http://www.kernel.org
+Desc:   Linux 5.15.90
+
 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/1089_linux-5.15.90.patch b/1089_linux-5.15.90.patch
new file mode 100644
index 00000000..39de6349
--- /dev/null
+++ b/1089_linux-5.15.90.patch
@@ -0,0 +1,3506 @@
+diff --git a/Documentation/devicetree/bindings/phy/amlogic,g12a-usb2-phy.yaml 
b/Documentation/devicetree/bindings/phy/amlogic,g12a-usb2-phy.yaml
+new file mode 100644
+index 0000000000000..ff86c87309a41
+--- /dev/null
++++ b/Documentation/devicetree/bindings/phy/amlogic,g12a-usb2-phy.yaml
+@@ -0,0 +1,78 @@
++# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
++# Copyright 2019 BayLibre, SAS
++%YAML 1.2
++---
++$id: "http://devicetree.org/schemas/phy/amlogic,g12a-usb2-phy.yaml#";
++$schema: "http://devicetree.org/meta-schemas/core.yaml#";
++
++title: Amlogic G12A USB2 PHY
++
++maintainers:
++  - Neil Armstrong <narmstr...@baylibre.com>
++
++properties:
++  compatible:
++    enum:
++      - amlogic,g12a-usb2-phy
++      - amlogic,a1-usb2-phy
++
++  reg:
++    maxItems: 1
++
++  clocks:
++    maxItems: 1
++
++  clock-names:
++    items:
++      - const: xtal
++
++  resets:
++    maxItems: 1
++
++  reset-names:
++    items:
++      - const: phy
++
++  "#phy-cells":
++    const: 0
++
++  phy-supply:
++    description:
++      Phandle to a regulator that provides power to the PHY. This
++      regulator will be managed during the PHY power on/off sequence.
++
++required:
++  - compatible
++  - reg
++  - clocks
++  - clock-names
++  - resets
++  - reset-names
++  - "#phy-cells"
++
++if:
++  properties:
++    compatible:
++      enum:
++        - amlogic,meson-a1-usb-ctrl
++
++then:
++  properties:
++    power-domains:
++      maxItems: 1
++  required:
++    - power-domains
++
++additionalProperties: false
++
++examples:
++  - |
++    phy@36000 {
++          compatible = "amlogic,g12a-usb2-phy";
++          reg = <0x36000 0x2000>;
++          clocks = <&xtal>;
++          clock-names = "xtal";
++          resets = <&phy_reset>;
++          reset-names = "phy";
++          #phy-cells = <0>;
++    };
+diff --git 
a/Documentation/devicetree/bindings/phy/amlogic,g12a-usb3-pcie-phy.yaml 
b/Documentation/devicetree/bindings/phy/amlogic,g12a-usb3-pcie-phy.yaml
+new file mode 100644
+index 0000000000000..84738644e3989
+--- /dev/null
++++ b/Documentation/devicetree/bindings/phy/amlogic,g12a-usb3-pcie-phy.yaml
+@@ -0,0 +1,59 @@
++# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
++# Copyright 2019 BayLibre, SAS
++%YAML 1.2
++---
++$id: "http://devicetree.org/schemas/phy/amlogic,g12a-usb3-pcie-phy.yaml#";
++$schema: "http://devicetree.org/meta-schemas/core.yaml#";
++
++title: Amlogic G12A USB3 + PCIE Combo PHY
++
++maintainers:
++  - Neil Armstrong <narmstr...@baylibre.com>
++
++properties:
++  compatible:
++    enum:
++      - amlogic,g12a-usb3-pcie-phy
++
++  reg:
++    maxItems: 1
++
++  clocks:
++    maxItems: 1
++
++  clock-names:
++    items:
++      - const: ref_clk
++
++  resets:
++    maxItems: 1
++
++  reset-names:
++    items:
++      - const: phy
++
++  "#phy-cells":
++    const: 1
++
++required:
++  - compatible
++  - reg
++  - clocks
++  - clock-names
++  - resets
++  - reset-names
++  - "#phy-cells"
++
++additionalProperties: false
++
++examples:
++  - |
++    phy@46000 {
++          compatible = "amlogic,g12a-usb3-pcie-phy";
++          reg = <0x46000 0x2000>;
++          clocks = <&ref_clk>;
++          clock-names = "ref_clk";
++          resets = <&phy_reset>;
++          reset-names = "phy";
++          #phy-cells = <1>;
++    };
+diff --git 
a/Documentation/devicetree/bindings/phy/amlogic,meson-g12a-usb2-phy.yaml 
b/Documentation/devicetree/bindings/phy/amlogic,meson-g12a-usb2-phy.yaml
+deleted file mode 100644
+index 399ebde454095..0000000000000
+--- a/Documentation/devicetree/bindings/phy/amlogic,meson-g12a-usb2-phy.yaml
++++ /dev/null
+@@ -1,78 +0,0 @@
+-# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+-# Copyright 2019 BayLibre, SAS
+-%YAML 1.2
+----
+-$id: "http://devicetree.org/schemas/phy/amlogic,meson-g12a-usb2-phy.yaml#";
+-$schema: "http://devicetree.org/meta-schemas/core.yaml#";
+-
+-title: Amlogic G12A USB2 PHY
+-
+-maintainers:
+-  - Neil Armstrong <narmstr...@baylibre.com>
+-
+-properties:
+-  compatible:
+-    enum:
+-      - amlogic,meson-g12a-usb2-phy
+-      - amlogic,meson-a1-usb2-phy
+-
+-  reg:
+-    maxItems: 1
+-
+-  clocks:
+-    maxItems: 1
+-
+-  clock-names:
+-    items:
+-      - const: xtal
+-
+-  resets:
+-    maxItems: 1
+-
+-  reset-names:
+-    items:
+-      - const: phy
+-
+-  "#phy-cells":
+-    const: 0
+-
+-  phy-supply:
+-    description:
+-      Phandle to a regulator that provides power to the PHY. This
+-      regulator will be managed during the PHY power on/off sequence.
+-
+-required:
+-  - compatible
+-  - reg
+-  - clocks
+-  - clock-names
+-  - resets
+-  - reset-names
+-  - "#phy-cells"
+-
+-if:
+-  properties:
+-    compatible:
+-      enum:
+-        - amlogic,meson-a1-usb-ctrl
+-
+-then:
+-  properties:
+-    power-domains:
+-      maxItems: 1
+-  required:
+-    - power-domains
+-
+-additionalProperties: false
+-
+-examples:
+-  - |
+-    phy@36000 {
+-          compatible = "amlogic,meson-g12a-usb2-phy";
+-          reg = <0x36000 0x2000>;
+-          clocks = <&xtal>;
+-          clock-names = "xtal";
+-          resets = <&phy_reset>;
+-          reset-names = "phy";
+-          #phy-cells = <0>;
+-    };
+diff --git 
a/Documentation/devicetree/bindings/phy/amlogic,meson-g12a-usb3-pcie-phy.yaml 
b/Documentation/devicetree/bindings/phy/amlogic,meson-g12a-usb3-pcie-phy.yaml
+deleted file mode 100644
+index 453c083cf44cb..0000000000000
+--- 
a/Documentation/devicetree/bindings/phy/amlogic,meson-g12a-usb3-pcie-phy.yaml
++++ /dev/null
+@@ -1,59 +0,0 @@
+-# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+-# Copyright 2019 BayLibre, SAS
+-%YAML 1.2
+----
+-$id: 
"http://devicetree.org/schemas/phy/amlogic,meson-g12a-usb3-pcie-phy.yaml#";
+-$schema: "http://devicetree.org/meta-schemas/core.yaml#";
+-
+-title: Amlogic G12A USB3 + PCIE Combo PHY
+-
+-maintainers:
+-  - Neil Armstrong <narmstr...@baylibre.com>
+-
+-properties:
+-  compatible:
+-    enum:
+-      - amlogic,meson-g12a-usb3-pcie-phy
+-
+-  reg:
+-    maxItems: 1
+-
+-  clocks:
+-    maxItems: 1
+-
+-  clock-names:
+-    items:
+-      - const: ref_clk
+-
+-  resets:
+-    maxItems: 1
+-
+-  reset-names:
+-    items:
+-      - const: phy
+-
+-  "#phy-cells":
+-    const: 1
+-
+-required:
+-  - compatible
+-  - reg
+-  - clocks
+-  - clock-names
+-  - resets
+-  - reset-names
+-  - "#phy-cells"
+-
+-additionalProperties: false
+-
+-examples:
+-  - |
+-    phy@46000 {
+-          compatible = "amlogic,meson-g12a-usb3-pcie-phy";
+-          reg = <0x46000 0x2000>;
+-          clocks = <&ref_clk>;
+-          clock-names = "ref_clk";
+-          resets = <&phy_reset>;
+-          reset-names = "phy";
+-          #phy-cells = <1>;
+-    };
+diff --git a/Makefile b/Makefile
+index 9ebe9ddb8641d..028d23841df8e 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 5
+ PATCHLEVEL = 15
+-SUBLEVEL = 89
++SUBLEVEL = 90
+ EXTRAVERSION =
+ NAME = Trick or Treat
+ 
+diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
+index ad55079abe476..c5d4551a1be71 100644
+--- a/arch/arm64/include/asm/efi.h
++++ b/arch/arm64/include/asm/efi.h
+@@ -25,6 +25,7 @@ int efi_set_mapping_permissions(struct mm_struct *mm, 
efi_memory_desc_t *md);
+ ({                                                                    \
+       efi_virtmap_load();                                             \
+       __efi_fpsimd_begin();                                           \
++      spin_lock(&efi_rt_lock);                                        \
+ })
+ 
+ #define arch_efi_call_virt(p, f, args...)                             \
+@@ -36,10 +37,12 @@ int efi_set_mapping_permissions(struct mm_struct *mm, 
efi_memory_desc_t *md);
+ 
+ #define arch_efi_call_virt_teardown()                                 \
+ ({                                                                    \
++      spin_unlock(&efi_rt_lock);                                      \
+       __efi_fpsimd_end();                                             \
+       efi_virtmap_unload();                                           \
+ })
+ 
++extern spinlock_t efi_rt_lock;
+ efi_status_t __efi_rt_asm_wrapper(void *, const char *, ...);
+ 
+ #define ARCH_EFI_IRQ_FLAGS_MASK (PSR_D_BIT | PSR_A_BIT | PSR_I_BIT | 
PSR_F_BIT)
+diff --git a/arch/arm64/kernel/efi-rt-wrapper.S 
b/arch/arm64/kernel/efi-rt-wrapper.S
+index 75691a2641c1c..2d3c4b02393e4 100644
+--- a/arch/arm64/kernel/efi-rt-wrapper.S
++++ b/arch/arm64/kernel/efi-rt-wrapper.S
+@@ -4,6 +4,7 @@
+  */
+ 
+ #include <linux/linkage.h>
++#include <asm/assembler.h>
+ 
+ SYM_FUNC_START(__efi_rt_asm_wrapper)
+       stp     x29, x30, [sp, #-32]!
+@@ -16,6 +17,12 @@ SYM_FUNC_START(__efi_rt_asm_wrapper)
+        */
+       stp     x1, x18, [sp, #16]
+ 
++      ldr_l   x16, efi_rt_stack_top
++      mov     sp, x16
++#ifdef CONFIG_SHADOW_CALL_STACK
++      str     x18, [sp, #-16]!
++#endif
++
+       /*
+        * We are lucky enough that no EFI runtime services take more than
+        * 5 arguments, so all are passed in registers rather than via the
+@@ -29,6 +36,7 @@ SYM_FUNC_START(__efi_rt_asm_wrapper)
+       mov     x4, x6
+       blr     x8
+ 
++      mov     sp, x29
+       ldp     x1, x2, [sp, #16]
+       cmp     x2, x18
+       ldp     x29, x30, [sp], #32
+@@ -42,6 +50,10 @@ SYM_FUNC_START(__efi_rt_asm_wrapper)
+        * called with preemption disabled and a separate shadow stack is used
+        * for interrupts.
+        */
+-      mov     x18, x2
++#ifdef CONFIG_SHADOW_CALL_STACK
++      ldr_l   x18, efi_rt_stack_top
++      ldr     x18, [x18, #-16]
++#endif
++
+       b       efi_handle_corrupted_x18        // tail call
+ SYM_FUNC_END(__efi_rt_asm_wrapper)
+diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c
+index a908a37f03678..386bd81ca12bb 100644
+--- a/arch/arm64/kernel/efi.c
++++ b/arch/arm64/kernel/efi.c
+@@ -144,3 +144,30 @@ asmlinkage efi_status_t 
efi_handle_corrupted_x18(efi_status_t s, const char *f)
+       pr_err_ratelimited(FW_BUG "register x18 corrupted by EFI %s\n", f);
+       return s;
+ }
++
++DEFINE_SPINLOCK(efi_rt_lock);
++
++asmlinkage u64 *efi_rt_stack_top __ro_after_init;
++
++/* EFI requires 8 KiB of stack space for runtime services */
++static_assert(THREAD_SIZE >= SZ_8K);
++
++static int __init arm64_efi_rt_init(void)
++{
++      void *p;
++
++      if (!efi_enabled(EFI_RUNTIME_SERVICES))
++              return 0;
++
++      p = __vmalloc_node(THREAD_SIZE, THREAD_ALIGN, GFP_KERNEL,
++                         NUMA_NO_NODE, &&l);
++l:    if (!p) {
++              pr_warn("Failed to allocate EFI runtime stack\n");
++              clear_bit(EFI_RUNTIME_SERVICES, &efi.flags);
++              return -ENOMEM;
++      }
++
++      efi_rt_stack_top = p + THREAD_SIZE;
++      return 0;
++}
++core_initcall(arm64_efi_rt_init);
+diff --git a/arch/riscv/boot/dts/sifive/fu740-c000.dtsi 
b/arch/riscv/boot/dts/sifive/fu740-c000.dtsi
+index 454079a69ab44..f72bb158a7ab3 100644
+--- a/arch/riscv/boot/dts/sifive/fu740-c000.dtsi
++++ b/arch/riscv/boot/dts/sifive/fu740-c000.dtsi
+@@ -328,7 +328,7 @@
+                       bus-range = <0x0 0xff>;
+                       ranges = <0x81000000  0x0 0x60080000  0x0 0x60080000 
0x0 0x10000>,      /* I/O */
+                                <0x82000000  0x0 0x60090000  0x0 0x60090000 
0x0 0xff70000>,    /* mem */
+-                               <0x82000000  0x0 0x70000000  0x0 0x70000000 
0x0 0x1000000>,    /* mem */
++                               <0x82000000  0x0 0x70000000  0x0 0x70000000 
0x0 0x10000000>,    /* mem */
+                                <0xc3000000 0x20 0x00000000 0x20 0x00000000 
0x20 0x00000000>;  /* mem prefetchable */
+                       num-lanes = <0x8>;
+                       interrupts = <56>, <57>, <58>, <59>, <60>, <61>, <62>, 
<63>, <64>;
+diff --git a/arch/x86/events/rapl.c b/arch/x86/events/rapl.c
+index 77e3a47af5ad5..840ee43e3e464 100644
+--- a/arch/x86/events/rapl.c
++++ b/arch/x86/events/rapl.c
+@@ -804,6 +804,8 @@ static const struct x86_cpu_id rapl_model_match[] 
__initconst = {
+       X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X,           &model_hsx),
+       X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE_L,         &model_skl),
+       X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE,           &model_skl),
++      X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE_L,         &model_skl),
++      X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE,           &model_skl),
+       X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE,           &model_skl),
+       X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_L,         &model_skl),
+       X86_MATCH_INTEL_FAM6_MODEL(SAPPHIRERAPIDS_X,    &model_spr),
+diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c
+index 64e29927cc32f..c949424a11c19 100644
+--- a/arch/x86/kernel/fpu/init.c
++++ b/arch/x86/kernel/fpu/init.c
+@@ -138,9 +138,6 @@ static void __init fpu__init_system_generic(void)
+ unsigned int fpu_kernel_xstate_size __ro_after_init;
+ EXPORT_SYMBOL_GPL(fpu_kernel_xstate_size);
+ 
+-/* Get alignment of the TYPE. */
+-#define TYPE_ALIGN(TYPE) offsetof(struct { char x; TYPE test; }, test)
+-
+ /*
+  * Enforce that 'MEMBER' is the last field of 'TYPE'.
+  *
+@@ -148,8 +145,8 @@ EXPORT_SYMBOL_GPL(fpu_kernel_xstate_size);
+  * because that's how C aligns structs.
+  */
+ #define CHECK_MEMBER_AT_END_OF(TYPE, MEMBER) \
+-      BUILD_BUG_ON(sizeof(TYPE) != ALIGN(offsetofend(TYPE, MEMBER), \
+-                                         TYPE_ALIGN(TYPE)))
++      BUILD_BUG_ON(sizeof(TYPE) !=         \
++                   ALIGN(offsetofend(TYPE, MEMBER), _Alignof(TYPE)))
+ 
+ /*
+  * We append the 'struct fpu' to the task_struct:
+diff --git a/arch/x86/lib/iomap_copy_64.S b/arch/x86/lib/iomap_copy_64.S
+index a1f9416bf67a5..6ff2f56cb0f71 100644
+--- a/arch/x86/lib/iomap_copy_64.S
++++ b/arch/x86/lib/iomap_copy_64.S
+@@ -10,6 +10,6 @@
+  */
+ SYM_FUNC_START(__iowrite32_copy)
+       movl %edx,%ecx
+-      rep movsd
++      rep movsl
+       RET
+ SYM_FUNC_END(__iowrite32_copy)
+diff --git a/block/mq-deadline.c b/block/mq-deadline.c
+index 950c46332a76f..aaef5088a3baf 100644
+--- a/block/mq-deadline.c
++++ b/block/mq-deadline.c
+@@ -305,7 +305,7 @@ static inline int deadline_check_fifo(struct dd_per_prio 
*per_prio,
+ /*
+  * Check if rq has a sequential request preceding it.
+  */
+-static bool deadline_is_seq_writes(struct deadline_data *dd, struct request 
*rq)
++static bool deadline_is_seq_write(struct deadline_data *dd, struct request 
*rq)
+ {
+       struct request *prev = deadline_earlier_request(rq);
+ 
+@@ -364,7 +364,7 @@ deadline_fifo_request(struct deadline_data *dd, struct 
dd_per_prio *per_prio,
+       list_for_each_entry(rq, &per_prio->fifo_list[DD_WRITE], queuelist) {
+               if (blk_req_can_dispatch_to_zone(rq) &&
+                   (blk_queue_nonrot(rq->q) ||
+-                   !deadline_is_seq_writes(dd, rq)))
++                   !deadline_is_seq_write(dd, rq)))
+                       goto out;
+       }
+       rq = NULL;
+diff --git a/drivers/accessibility/speakup/spk_ttyio.c 
b/drivers/accessibility/speakup/spk_ttyio.c
+index 08cf8a17754bb..07373b3debd1e 100644
+--- a/drivers/accessibility/speakup/spk_ttyio.c
++++ b/drivers/accessibility/speakup/spk_ttyio.c
+@@ -354,6 +354,9 @@ void spk_ttyio_release(struct spk_synth *in_synth)
+ {
+       struct tty_struct *tty = in_synth->dev;
+ 
++      if (tty == NULL)
++              return;
++
+       tty_lock(tty);
+ 
+       if (tty->ops->close)
+diff --git a/drivers/acpi/prmt.c b/drivers/acpi/prmt.c
+index 89c22bc550570..09c0af8a46f0a 100644
+--- a/drivers/acpi/prmt.c
++++ b/drivers/acpi/prmt.c
+@@ -219,6 +219,11 @@ static acpi_status acpi_platformrt_space_handler(u32 
function,
+       efi_status_t status;
+       struct prm_context_buffer context;
+ 
++      if (!efi_enabled(EFI_RUNTIME_SERVICES)) {
++              pr_err_ratelimited("PRM: EFI runtime services no longer 
available\n");
++              return AE_NO_HANDLER;
++      }
++
+       /*
+        * The returned acpi_status will always be AE_OK. Error values will be
+        * saved in the first byte of the PRM message buffer to be used by ASL.
+@@ -308,6 +313,11 @@ void __init init_prmt(void)
+ 
+       pr_info("PRM: found %u modules\n", mc);
+ 
++      if (!efi_enabled(EFI_RUNTIME_SERVICES)) {
++              pr_err("PRM: EFI runtime services unavailable\n");
++              return;
++      }
++
+       status = acpi_install_address_space_handler(ACPI_ROOT_OBJECT,
+                                                   ACPI_ADR_SPACE_PLATFORM_RT,
+                                                   
&acpi_platformrt_space_handler,
+diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
+index 5d0428fc854fa..e45777b3f5dac 100644
+--- a/drivers/bluetooth/hci_qca.c
++++ b/drivers/bluetooth/hci_qca.c
+@@ -2156,10 +2156,17 @@ static void qca_serdev_shutdown(struct device *dev)
+       int timeout = msecs_to_jiffies(CMD_TRANS_TIMEOUT_MS);
+       struct serdev_device *serdev = to_serdev_device(dev);
+       struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev);
++      struct hci_uart *hu = &qcadev->serdev_hu;
++      struct hci_dev *hdev = hu->hdev;
++      struct qca_data *qca = hu->priv;
+       const u8 ibs_wake_cmd[] = { 0xFD };
+       const u8 edl_reset_soc_cmd[] = { 0x01, 0x00, 0xFC, 0x01, 0x05 };
+ 
+       if (qcadev->btsoc_type == QCA_QCA6390) {
++              if (test_bit(QCA_BT_OFF, &qca->flags) ||
++                  !test_bit(HCI_RUNNING, &hdev->flags))
++                      return;
++
+               serdev_device_write_flush(serdev);
+               ret = serdev_device_write_buf(serdev, ibs_wake_cmd,
+                                             sizeof(ibs_wake_cmd));
+diff --git a/drivers/comedi/drivers/adv_pci1760.c 
b/drivers/comedi/drivers/adv_pci1760.c
+index 6de8ab97d346c..d6934b6c436d1 100644
+--- a/drivers/comedi/drivers/adv_pci1760.c
++++ b/drivers/comedi/drivers/adv_pci1760.c
+@@ -59,7 +59,7 @@
+ #define PCI1760_CMD_CLR_IMB2          0x00    /* Clears IMB2 */
+ #define PCI1760_CMD_SET_DO            0x01    /* Set output state */
+ #define PCI1760_CMD_GET_DO            0x02    /* Read output status */
+-#define PCI1760_CMD_GET_STATUS                0x03    /* Read current status 
*/
++#define PCI1760_CMD_GET_STATUS                0x07    /* Read current status 
*/
+ #define PCI1760_CMD_GET_FW_VER                0x0e    /* Read firmware 
version */
+ #define PCI1760_CMD_GET_HW_VER                0x0f    /* Read hardware 
version */
+ #define PCI1760_CMD_SET_PWM_HI(x)     (0x10 + (x) * 2) /* Set "hi" period */
+diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c 
b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
+index 48de8d2b32f2c..41654b2f6c600 100644
+--- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
++++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
+@@ -980,6 +980,11 @@ static noinline void axi_chan_handle_err(struct 
axi_dma_chan *chan, u32 status)
+ 
+       /* The bad descriptor currently is in the head of vc list */
+       vd = vchan_next_desc(&chan->vc);
++      if (!vd) {
++              dev_err(chan2dev(chan), "BUG: %s, IRQ with no descriptors\n",
++                      axi_chan_name(chan));
++              goto out;
++      }
+       /* Remove the completed descriptor from issued list */
+       list_del(&vd->node);
+ 
+@@ -994,6 +999,7 @@ static noinline void axi_chan_handle_err(struct 
axi_dma_chan *chan, u32 status)
+       /* Try to restart the controller */
+       axi_chan_start_first_queued(chan);
+ 
++out:
+       spin_unlock_irqrestore(&chan->vc.lock, flags);
+ }
+ 
+diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c
+index 11d3f2aede711..37b07c679c0ee 100644
+--- a/drivers/dma/idxd/device.c
++++ b/drivers/dma/idxd/device.c
+@@ -1248,8 +1248,7 @@ int __drv_enable_wq(struct idxd_wq *wq)
+       return 0;
+ 
+ err_map_portal:
+-      rc = idxd_wq_disable(wq, false);
+-      if (rc < 0)
++      if (idxd_wq_disable(wq, false))
+               dev_dbg(dev, "wq %s disable failed\n", 
dev_name(wq_confdev(wq)));
+ err:
+       return rc;
+diff --git a/drivers/dma/lgm/lgm-dma.c b/drivers/dma/lgm/lgm-dma.c
+index 9b9184f964be3..1709d159af7e0 100644
+--- a/drivers/dma/lgm/lgm-dma.c
++++ b/drivers/dma/lgm/lgm-dma.c
+@@ -914,7 +914,7 @@ static void ldma_dev_init(struct ldma_dev *d)
+       }
+ }
+ 
+-static int ldma_cfg_init(struct ldma_dev *d)
++static int ldma_parse_dt(struct ldma_dev *d)
+ {
+       struct fwnode_handle *fwnode = dev_fwnode(d->dev);
+       struct ldma_port *p;
+@@ -1661,10 +1661,6 @@ static int intel_ldma_probe(struct platform_device 
*pdev)
+               p->ldev = d;
+       }
+ 
+-      ret = ldma_cfg_init(d);
+-      if (ret)
+-              return ret;
+-
+       dma_dev->dev = &pdev->dev;
+ 
+       ch_mask = (unsigned long)d->channels_mask;
+@@ -1675,6 +1671,10 @@ static int intel_ldma_probe(struct platform_device 
*pdev)
+                       ldma_dma_init_v3X(j, d);
+       }
+ 
++      ret = ldma_parse_dt(d);
++      if (ret)
++              return ret;
++
+       dma_dev->device_alloc_chan_resources = ldma_alloc_chan_resources;
+       dma_dev->device_free_chan_resources = ldma_free_chan_resources;
+       dma_dev->device_terminate_all = ldma_terminate_all;
+diff --git a/drivers/dma/tegra210-adma.c b/drivers/dma/tegra210-adma.c
+index d1dff3a29db59..f4f722eacee2b 100644
+--- a/drivers/dma/tegra210-adma.c
++++ b/drivers/dma/tegra210-adma.c
+@@ -224,7 +224,7 @@ static int tegra_adma_init(struct tegra_adma *tdma)
+       int ret;
+ 
+       /* Clear any interrupts */
+-      tdma_write(tdma, tdma->cdata->global_int_clear, 0x1);
++      tdma_write(tdma, tdma->cdata->ch_base_offset + 
tdma->cdata->global_int_clear, 0x1);
+ 
+       /* Assert soft reset */
+       tdma_write(tdma, ADMA_GLOBAL_SOFT_RESET, 0x1);
+diff --git a/drivers/firmware/efi/runtime-wrappers.c 
b/drivers/firmware/efi/runtime-wrappers.c
+index f3e54f6616f02..60075e0e4943a 100644
+--- a/drivers/firmware/efi/runtime-wrappers.c
++++ b/drivers/firmware/efi/runtime-wrappers.c
+@@ -62,6 +62,7 @@ struct efi_runtime_work efi_rts_work;
+                                                                       \
+       if (!efi_enabled(EFI_RUNTIME_SERVICES)) {                       \
+               pr_warn_once("EFI Runtime Services are disabled!\n");   \
++              efi_rts_work.status = EFI_DEVICE_ERROR;                 \
+               goto exit;                                              \
+       }                                                               \
+                                                                       \
+diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c
+index 4e2575dfeb908..871bedf533a80 100644
+--- a/drivers/firmware/google/gsmi.c
++++ b/drivers/firmware/google/gsmi.c
+@@ -361,9 +361,10 @@ static efi_status_t gsmi_get_variable(efi_char16_t *name,
+               memcpy(data, gsmi_dev.data_buf->start, *data_size);
+ 
+               /* All variables are have the following attributes */
+-              *attr = EFI_VARIABLE_NON_VOLATILE |
+-                      EFI_VARIABLE_BOOTSERVICE_ACCESS |
+-                      EFI_VARIABLE_RUNTIME_ACCESS;
++              if (attr)
++                      *attr = EFI_VARIABLE_NON_VOLATILE |
++                              EFI_VARIABLE_BOOTSERVICE_ACCESS |
++                              EFI_VARIABLE_RUNTIME_ACCESS;
+       }
+ 
+       spin_unlock_irqrestore(&gsmi_dev.lock, flags);
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+index 0d998bc830c2c..b5fe2c91f58c8 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+@@ -32,6 +32,7 @@
+ #include <linux/slab.h>
+ #include <linux/pci.h>
+ 
++#include <drm/drm_aperture.h>
+ #include <drm/drm_atomic_helper.h>
+ #include <drm/drm_probe_helper.h>
+ #include <drm/amdgpu_drm.h>
+@@ -89,6 +90,8 @@ MODULE_FIRMWARE("amdgpu/yellow_carp_gpu_info.bin");
+ 
+ #define AMDGPU_RESUME_MS              2000
+ 
++static const struct drm_driver amdgpu_kms_driver;
++
+ const char *amdgpu_asic_name[] = {
+       "TAHITI",
+       "PITCAIRN",
+@@ -3637,6 +3640,11 @@ int amdgpu_device_init(struct amdgpu_device *adev,
+       if (r)
+               return r;
+ 
++      /* Get rid of things like offb */
++      r = drm_aperture_remove_conflicting_pci_framebuffers(adev->pdev, 
&amdgpu_kms_driver);
++      if (r)
++              return r;
++
+       /* doorbell bar mapping and doorbell index init*/
+       amdgpu_device_doorbell_init(adev);
+ 
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+index cabbf02eb0544..4df888c7e2fff 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+@@ -23,7 +23,6 @@
+  */
+ 
+ #include <drm/amdgpu_drm.h>
+-#include <drm/drm_aperture.h>
+ #include <drm/drm_drv.h>
+ #include <drm/drm_gem.h>
+ #include <drm/drm_vblank.h>
+@@ -1936,10 +1935,10 @@ static const struct pci_device_id pciidlist[] = {
+       {0x1002, 0x73FF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH},
+ 
+       /* Aldebaran */
+-      {0x1002, 0x7408, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 
CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
+-      {0x1002, 0x740C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 
CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
+-      {0x1002, 0x740F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 
CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
+-      {0x1002, 0x7410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 
CHIP_ALDEBARAN|AMD_EXP_HW_SUPPORT},
++      {0x1002, 0x7408, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN},
++      {0x1002, 0x740C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN},
++      {0x1002, 0x740F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN},
++      {0x1002, 0x7410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ALDEBARAN},
+ 
+       /* CYAN_SKILLFISH */
+       {0x1002, 0x13FE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 
CHIP_CYAN_SKILLFISH|AMD_IS_APU},
+@@ -2067,11 +2066,6 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
+       size = pci_resource_len(pdev, 0);
+       is_fw_fb = amdgpu_is_fw_framebuffer(base, size);
+ 
+-      /* Get rid of things like offb */
+-      ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, 
&amdgpu_kms_driver);
+-      if (ret)
+-              return ret;
+-
+       adev = devm_drm_dev_alloc(&pdev->dev, &amdgpu_kms_driver, 
typeof(*adev), ddev);
+       if (IS_ERR(adev))
+               return PTR_ERR(adev);
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+index 6744427577b36..43e30b9a2e024 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+@@ -43,6 +43,17 @@
+ #include "amdgpu_display.h"
+ #include "amdgpu_ras.h"
+ 
++static void amdgpu_runtime_pm_quirk(struct amdgpu_device *adev)
++{
++      /*
++       * Add below quirk on several sienna_cichlid cards to disable
++       * runtime pm to fix EMI failures.
++       */
++      if (((adev->pdev->device == 0x73A1) && (adev->pdev->revision == 0x00)) 
||
++          ((adev->pdev->device == 0x73BF) && (adev->pdev->revision == 0xCF)))
++              adev->runpm = false;
++}
++
+ void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev)
+ {
+       struct amdgpu_gpu_instance *gpu_instance;
+@@ -201,6 +212,9 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, 
unsigned long flags)
+                */
+               if (adev->is_fw_fb)
+                       adev->runpm = false;
++
++              amdgpu_runtime_pm_quirk(adev);
++
+               if (adev->runpm)
+                       dev_info(adev->dev, "Using BACO for runtime pm\n");
+       }
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+index b1d0cad00b2e7..a0b1bf17cb74b 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+@@ -1510,8 +1510,7 @@ u64 amdgpu_bo_gpu_offset_no_check(struct amdgpu_bo *bo)
+ uint32_t amdgpu_bo_get_preferred_domain(struct amdgpu_device *adev,
+                                           uint32_t domain)
+ {
+-      if ((domain == (AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT)) &&
+-          ((adev->asic_type == CHIP_CARRIZO) || (adev->asic_type == 
CHIP_STONEY))) {
++      if (domain == (AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT)) {
+               domain = AMDGPU_GEM_DOMAIN_VRAM;
+               if (adev->gmc.real_vram_size <= AMDGPU_SG_THRESHOLD)
+                       domain = AMDGPU_GEM_DOMAIN_GTT;
+diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+index 0ebabcc8827ba..409739ee5ba0a 100644
+--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+@@ -5855,8 +5855,6 @@ static void fill_stream_properties_from_drm_display_mode(
+ 
+       timing_out->aspect_ratio = get_aspect_ratio(mode_in);
+ 
+-      stream->output_color_space = get_output_color_space(timing_out);
+-
+       stream->out_transfer_func->type = TF_TYPE_PREDEFINED;
+       stream->out_transfer_func->tf = TRANSFER_FUNCTION_SRGB;
+       if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) {
+@@ -5867,6 +5865,8 @@ static void fill_stream_properties_from_drm_display_mode(
+                       adjust_colour_depth_from_display_info(timing_out, info);
+               }
+       }
++
++      stream->output_color_space = get_output_color_space(timing_out);
+ }
+ 
+ static void fill_audio_info(struct audio_info *audio_info,
+@@ -10789,8 +10789,8 @@ static int amdgpu_dm_atomic_check(struct drm_device 
*dev,
+                       goto fail;
+               }
+ 
+-              if (dm_old_con_state->abm_level !=
+-                  dm_new_con_state->abm_level)
++              if (dm_old_con_state->abm_level != dm_new_con_state->abm_level 
||
++                  dm_old_con_state->scaling != dm_new_con_state->scaling)
+                       new_crtc_state->connectors_changed = true;
+       }
+ 
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c 
b/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c
+index 9039fb134db59..f858ae68aa5f6 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c
+@@ -92,8 +92,8 @@ static const struct out_csc_color_matrix_type 
output_csc_matrix[] = {
+               { 0xE00, 0xF349, 0xFEB7, 0x1000, 0x6CE, 0x16E3,
+                               0x24F, 0x200, 0xFCCB, 0xF535, 0xE00, 0x1000} },
+       { COLOR_SPACE_YCBCR2020_TYPE,
+-              { 0x1000, 0xF149, 0xFEB7, 0x0000, 0x0868, 0x15B2,
+-                              0x01E6, 0x0000, 0xFB88, 0xF478, 0x1000, 0x0000} 
},
++              { 0x1000, 0xF149, 0xFEB7, 0x1004, 0x0868, 0x15B2,
++                              0x01E6, 0x201, 0xFB88, 0xF478, 0x1000, 0x1004} 
},
+       { COLOR_SPACE_YCBCR709_BLACK_TYPE,
+               { 0x0000, 0x0000, 0x0000, 0x1000, 0x0000, 0x0000,
+                               0x0000, 0x0200, 0x0000, 0x0000, 0x0000, 0x1000} 
},
+diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c 
b/drivers/gpu/drm/i915/display/skl_universal_plane.c
+index 724e7b04f3b63..b97b4b3b85e07 100644
+--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
++++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
+@@ -1473,7 +1473,7 @@ static int skl_check_main_surface(struct 
intel_plane_state *plane_state)
+       u32 offset;
+       int ret;
+ 
+-      if (w > max_width || w < min_width || h > max_height) {
++      if (w > max_width || w < min_width || h > max_height || h < 1) {
+               drm_dbg_kms(&dev_priv->drm,
+                           "requested Y/RGB source size %dx%d outside limits 
(min: %dx1 max: %dx%d)\n",
+                           w, h, min_width, max_width, max_height);
+diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
+index 1ad7259fb1f0c..0bba1c5baca0b 100644
+--- a/drivers/gpu/drm/i915/i915_pci.c
++++ b/drivers/gpu/drm/i915/i915_pci.c
+@@ -401,7 +401,8 @@ static const struct intel_device_info ilk_m_info = {
+       .has_coherent_ggtt = true, \
+       .has_llc = 1, \
+       .has_rc6 = 1, \
+-      .has_rc6p = 1, \
++      /* snb does support rc6p, but enabling it causes various issues */ \
++      .has_rc6p = 0, \
+       .has_rps = true, \
+       .dma_mask_size = 40, \
+       .ppgtt_type = INTEL_PPGTT_ALIASING, \
+diff --git a/drivers/infiniband/ulp/srp/ib_srp.h 
b/drivers/infiniband/ulp/srp/ib_srp.h
+index abccddeea1e32..152242e8f733d 100644
+--- a/drivers/infiniband/ulp/srp/ib_srp.h
++++ b/drivers/infiniband/ulp/srp/ib_srp.h
+@@ -62,9 +62,6 @@ enum {
+       SRP_DEFAULT_CMD_SQ_SIZE = SRP_DEFAULT_QUEUE_SIZE - SRP_RSP_SQ_SIZE -
+                                 SRP_TSK_MGMT_SQ_SIZE,
+ 
+-      SRP_TAG_NO_REQ          = ~0U,
+-      SRP_TAG_TSK_MGMT        = 1U << 31,
+-
+       SRP_MAX_PAGES_PER_MR    = 512,
+ 
+       SRP_MAX_ADD_CDB_LEN     = 16,
+@@ -79,6 +76,11 @@ enum {
+                                 sizeof(struct srp_imm_buf),
+ };
+ 
++enum {
++      SRP_TAG_NO_REQ          = ~0U,
++      SRP_TAG_TSK_MGMT        = BIT(31),
++};
++
+ enum srp_target_state {
+       SRP_TARGET_SCANNING,
+       SRP_TARGET_LIVE,
+diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
+index cf5705776c4f6..55e42ccaef436 100644
+--- a/drivers/misc/fastrpc.c
++++ b/drivers/misc/fastrpc.c
+@@ -247,6 +247,13 @@ static void fastrpc_free_map(struct kref *ref)
+               dma_buf_put(map->buf);
+       }
+ 
++      if (map->fl) {
++              spin_lock(&map->fl->lock);
++              list_del(&map->node);
++              spin_unlock(&map->fl->lock);
++              map->fl = NULL;
++      }
++
+       kfree(map);
+ }
+ 
+@@ -256,10 +263,12 @@ static void fastrpc_map_put(struct fastrpc_map *map)
+               kref_put(&map->refcount, fastrpc_free_map);
+ }
+ 
+-static void fastrpc_map_get(struct fastrpc_map *map)
++static int fastrpc_map_get(struct fastrpc_map *map)
+ {
+-      if (map)
+-              kref_get(&map->refcount);
++      if (!map)
++              return -ENOENT;
++
++      return kref_get_unless_zero(&map->refcount) ? 0 : -ENOENT;
+ }
+ 
+ static int fastrpc_map_find(struct fastrpc_user *fl, int fd,
+@@ -1114,12 +1123,7 @@ err_invoke:
+       fl->init_mem = NULL;
+       fastrpc_buf_free(imem);
+ err_alloc:
+-      if (map) {
+-              spin_lock(&fl->lock);
+-              list_del(&map->node);
+-              spin_unlock(&fl->lock);
+-              fastrpc_map_put(map);
+-      }
++      fastrpc_map_put(map);
+ err:
+       kfree(args);
+ 
+@@ -1196,10 +1200,8 @@ static int fastrpc_device_release(struct inode *inode, 
struct file *file)
+               fastrpc_context_put(ctx);
+       }
+ 
+-      list_for_each_entry_safe(map, m, &fl->maps, node) {
+-              list_del(&map->node);
++      list_for_each_entry_safe(map, m, &fl->maps, node)
+               fastrpc_map_put(map);
+-      }
+ 
+       list_for_each_entry_safe(buf, b, &fl->mmaps, node) {
+               list_del(&buf->node);
+diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h
+index 15e8e2b322b1a..609519571545f 100644
+--- a/drivers/misc/mei/hw-me-regs.h
++++ b/drivers/misc/mei/hw-me-regs.h
+@@ -111,6 +111,8 @@
+ 
+ #define MEI_DEV_ID_RPL_S      0x7A68  /* Raptor Lake Point S */
+ 
++#define MEI_DEV_ID_MTL_M      0x7E70  /* Meteor Lake Point M */
++
+ /*
+  * MEI HW Section
+  */
+diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c
+index 5324b65d0d29a..f2765d6b8c043 100644
+--- a/drivers/misc/mei/pci-me.c
++++ b/drivers/misc/mei/pci-me.c
+@@ -117,6 +117,8 @@ static const struct pci_device_id mei_me_pci_tbl[] = {
+ 
+       {MEI_PCI_DEVICE(MEI_DEV_ID_RPL_S, MEI_ME_PCH15_CFG)},
+ 
++      {MEI_PCI_DEVICE(MEI_DEV_ID_MTL_M, MEI_ME_PCH15_CFG)},
++
+       /* required last entry */
+       {0, }
+ };
+diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c 
b/drivers/mmc/host/sdhci-esdhc-imx.c
+index c6111adf8c087..794702e346574 100644
+--- a/drivers/mmc/host/sdhci-esdhc-imx.c
++++ b/drivers/mmc/host/sdhci-esdhc-imx.c
+@@ -107,6 +107,7 @@
+ #define ESDHC_TUNING_START_TAP_DEFAULT        0x1
+ #define ESDHC_TUNING_START_TAP_MASK   0x7f
+ #define ESDHC_TUNING_CMD_CRC_CHECK_DISABLE    (1 << 7)
++#define ESDHC_TUNING_STEP_DEFAULT     0x1
+ #define ESDHC_TUNING_STEP_MASK                0x00070000
+ #define ESDHC_TUNING_STEP_SHIFT               16
+ 
+@@ -1346,7 +1347,7 @@ static void sdhci_esdhc_imx_hwinit(struct sdhci_host 
*host)
+       struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
+       struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host);
+       struct cqhci_host *cq_host = host->mmc->cqe_private;
+-      int tmp;
++      u32 tmp;
+ 
+       if (esdhc_is_usdhc(imx_data)) {
+               /*
+@@ -1399,17 +1400,24 @@ static void sdhci_esdhc_imx_hwinit(struct sdhci_host 
*host)
+ 
+               if (imx_data->socdata->flags & ESDHC_FLAG_STD_TUNING) {
+                       tmp = readl(host->ioaddr + ESDHC_TUNING_CTRL);
+-                      tmp |= ESDHC_STD_TUNING_EN |
+-                              ESDHC_TUNING_START_TAP_DEFAULT;
+-                      if (imx_data->boarddata.tuning_start_tap) {
+-                              tmp &= ~ESDHC_TUNING_START_TAP_MASK;
++                      tmp |= ESDHC_STD_TUNING_EN;
++
++                      /*
++                       * ROM code or bootloader may config the start tap
++                       * and step, unmask them first.
++                       */
++                      tmp &= ~(ESDHC_TUNING_START_TAP_MASK | 
ESDHC_TUNING_STEP_MASK);
++                      if (imx_data->boarddata.tuning_start_tap)
+                               tmp |= imx_data->boarddata.tuning_start_tap;
+-                      }
++                      else
++                              tmp |= ESDHC_TUNING_START_TAP_DEFAULT;
+ 
+                       if (imx_data->boarddata.tuning_step) {
+-                              tmp &= ~ESDHC_TUNING_STEP_MASK;
+                               tmp |= imx_data->boarddata.tuning_step
+                                       << ESDHC_TUNING_STEP_SHIFT;
++                      } else {
++                              tmp |= ESDHC_TUNING_STEP_DEFAULT
++                                      << ESDHC_TUNING_STEP_SHIFT;
+                       }
+ 
+                       /* Disable the CMD CRC check for tuning, if not, need to
+diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
+index ce6cb8be654ef..032f2c03e8fb0 100644
+--- a/drivers/mmc/host/sunxi-mmc.c
++++ b/drivers/mmc/host/sunxi-mmc.c
+@@ -1483,9 +1483,11 @@ static int sunxi_mmc_remove(struct platform_device 
*pdev)
+       struct sunxi_mmc_host *host = mmc_priv(mmc);
+ 
+       mmc_remove_host(mmc);
+-      pm_runtime_force_suspend(&pdev->dev);
+-      disable_irq(host->irq);
+-      sunxi_mmc_disable(host);
++      pm_runtime_disable(&pdev->dev);
++      if (!pm_runtime_status_suspended(&pdev->dev)) {
++              disable_irq(host->irq);
++              sunxi_mmc_disable(host);
++      }
+       dma_free_coherent(&pdev->dev, PAGE_SIZE, host->sg_cpu, host->sg_dma);
+       mmc_free_host(mmc);
+ 
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c 
b/drivers/net/ethernet/mellanox/mlx5/core/health.c
+index 3dceab45986d2..1504856fafde4 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/health.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c
+@@ -617,6 +617,7 @@ static void mlx5_fw_fatal_reporter_err_work(struct 
work_struct *work)
+       mutex_lock(&dev->intf_state_mutex);
+       if (test_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags)) {
+               mlx5_core_err(dev, "health works are not permitted at this 
stage\n");
++              mutex_unlock(&dev->intf_state_mutex);
+               return;
+       }
+       mutex_unlock(&dev->intf_state_mutex);
+diff --git a/drivers/net/ethernet/realtek/r8169_main.c 
b/drivers/net/ethernet/realtek/r8169_main.c
+index 2af4c76bcf027..264bb3ec44a59 100644
+--- a/drivers/net/ethernet/realtek/r8169_main.c
++++ b/drivers/net/ethernet/realtek/r8169_main.c
+@@ -2251,28 +2251,6 @@ static int rtl_set_mac_address(struct net_device *dev, 
void *p)
+       return 0;
+ }
+ 
+-static void rtl_wol_enable_rx(struct rtl8169_private *tp)
+-{
+-      if (tp->mac_version >= RTL_GIGA_MAC_VER_25)
+-              RTL_W32(tp, RxConfig, RTL_R32(tp, RxConfig) |
+-                      AcceptBroadcast | AcceptMulticast | AcceptMyPhys);
+-}
+-
+-static void rtl_prepare_power_down(struct rtl8169_private *tp)
+-{
+-      if (tp->dash_type != RTL_DASH_NONE)
+-              return;
+-
+-      if (tp->mac_version == RTL_GIGA_MAC_VER_32 ||
+-          tp->mac_version == RTL_GIGA_MAC_VER_33)
+-              rtl_ephy_write(tp, 0x19, 0xff64);
+-
+-      if (device_may_wakeup(tp_to_dev(tp))) {
+-              phy_speed_down(tp->phydev, false);
+-              rtl_wol_enable_rx(tp);
+-      }
+-}
+-
+ static void rtl_init_rxcfg(struct rtl8169_private *tp)
+ {
+       switch (tp->mac_version) {
+@@ -2492,6 +2470,28 @@ static void rtl_enable_rxdvgate(struct rtl8169_private 
*tp)
+       rtl_wait_txrx_fifo_empty(tp);
+ }
+ 
++static void rtl_wol_enable_rx(struct rtl8169_private *tp)
++{
++      if (tp->mac_version >= RTL_GIGA_MAC_VER_25)
++              RTL_W32(tp, RxConfig, RTL_R32(tp, RxConfig) |
++                      AcceptBroadcast | AcceptMulticast | AcceptMyPhys);
++}
++
++static void rtl_prepare_power_down(struct rtl8169_private *tp)
++{
++      if (tp->dash_type != RTL_DASH_NONE)
++              return;
++
++      if (tp->mac_version == RTL_GIGA_MAC_VER_32 ||
++          tp->mac_version == RTL_GIGA_MAC_VER_33)
++              rtl_ephy_write(tp, 0x19, 0xff64);
++
++      if (device_may_wakeup(tp_to_dev(tp))) {
++              phy_speed_down(tp->phydev, false);
++              rtl_wol_enable_rx(tp);
++      }
++}
++
+ static void rtl_set_tx_config_registers(struct rtl8169_private *tp)
+ {
+       u32 val = TX_DMA_BURST << TxDMAShift |
+diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c 
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+index f5f5a002fdcf9..6d8a042170182 100644
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+@@ -1118,7 +1118,7 @@ static int brcmf_pcie_init_ringbuffers(struct 
brcmf_pciedev_info *devinfo)
+                               BRCMF_NROF_H2D_COMMON_MSGRINGS;
+               max_completionrings = BRCMF_NROF_D2H_COMMON_MSGRINGS;
+       }
+-      if (max_flowrings > 256) {
++      if (max_flowrings > 512) {
+               brcmf_err(bus, "invalid max_flowrings(%d)\n", max_flowrings);
+               return -EIO;
+       }
+diff --git a/drivers/soc/qcom/apr.c b/drivers/soc/qcom/apr.c
+index 173427bbf916e..8fd823b40f4be 100644
+--- a/drivers/soc/qcom/apr.c
++++ b/drivers/soc/qcom/apr.c
+@@ -317,9 +317,10 @@ static int apr_add_device(struct device *dev, struct 
device_node *np,
+               goto out;
+       }
+ 
++      /* Protection domain is optional, it does not exist on older platforms 
*/
+       ret = of_property_read_string_index(np, "qcom,protection-domain",
+                                           1, &adev->service_path);
+-      if (ret < 0) {
++      if (ret < 0 && ret != -EINVAL) {
+               dev_err(dev, "Failed to read second value of 
qcom,protection-domain\n");
+               goto out;
+       }
+diff --git a/drivers/staging/mt7621-dts/mt7621.dtsi 
b/drivers/staging/mt7621-dts/mt7621.dtsi
+index 59a9ce282a3b3..04c4d6eeea19b 100644
+--- a/drivers/staging/mt7621-dts/mt7621.dtsi
++++ b/drivers/staging/mt7621-dts/mt7621.dtsi
+@@ -47,10 +47,10 @@
+               regulator-always-on;
+       };
+ 
+-      palmbus: palmbus@1E000000 {
++      palmbus: palmbus@1e000000 {
+               compatible = "palmbus";
+-              reg = <0x1E000000 0x100000>;
+-              ranges = <0x0 0x1E000000 0x0FFFFF>;
++              reg = <0x1e000000 0x100000>;
++              ranges = <0x0 0x1e000000 0x0fffff>;
+ 
+               #address-cells = <1>;
+               #size-cells = <1>;
+@@ -301,11 +301,11 @@
+               #reset-cells = <1>;
+       };
+ 
+-      sdhci: sdhci@1E130000 {
++      sdhci: sdhci@1e130000 {
+               status = "disabled";
+ 
+               compatible = "mediatek,mt7620-mmc";
+-              reg = <0x1E130000 0x4000>;
++              reg = <0x1e130000 0x4000>;
+ 
+               bus-width = <4>;
+               max-frequency = <48000000>;
+@@ -327,7 +327,7 @@
+               interrupts = <GIC_SHARED 20 IRQ_TYPE_LEVEL_HIGH>;
+       };
+ 
+-      xhci: xhci@1E1C0000 {
++      xhci: xhci@1e1c0000 {
+               status = "okay";
+ 
+               compatible = "mediatek,mt8173-xhci";
+diff --git a/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h 
b/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h
+index 81db7fb76d6db..97893bb0a0fde 100644
+--- a/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h
++++ b/drivers/staging/vc04_services/include/linux/raspberrypi/vchiq.h
+@@ -82,7 +82,7 @@ struct vchiq_service_params_kernel {
+ 
+ struct vchiq_instance;
+ 
+-extern enum vchiq_status vchiq_initialise(struct vchiq_instance **pinstance);
++extern int vchiq_initialise(struct vchiq_instance **pinstance);
+ extern enum vchiq_status vchiq_shutdown(struct vchiq_instance *instance);
+ extern enum vchiq_status vchiq_connect(struct vchiq_instance *instance);
+ extern enum vchiq_status vchiq_open_service(struct vchiq_instance *instance,
+diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h 
b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
+index e8e39a154c743..69f342e9bb7ab 100644
+--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
++++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.h
+@@ -152,10 +152,10 @@ extern struct vchiq_arm_state*
+ vchiq_platform_get_arm_state(struct vchiq_state *state);
+ 
+ 
+-extern enum vchiq_status
++extern int
+ vchiq_use_internal(struct vchiq_state *state, struct vchiq_service *service,
+                  enum USE_TYPE_E use_type);
+-extern enum vchiq_status
++extern int
+ vchiq_release_internal(struct vchiq_state *state,
+                      struct vchiq_service *service);
+ 
+diff --git a/drivers/thunderbolt/tunnel.c b/drivers/thunderbolt/tunnel.c
+index 500a0afe30732..42cc4ef02e86e 100644
+--- a/drivers/thunderbolt/tunnel.c
++++ b/drivers/thunderbolt/tunnel.c
+@@ -1262,7 +1262,7 @@ static void tb_usb3_reclaim_available_bandwidth(struct 
tb_tunnel *tunnel,
+               return;
+       } else if (!ret) {
+               /* Use maximum link rate if the link valid is not set */
+-              ret = usb4_usb3_port_max_link_rate(tunnel->src_port);
++              ret = tb_usb3_max_link_rate(tunnel->dst_port, tunnel->src_port);
+               if (ret < 0) {
+                       tb_tunnel_warn(tunnel, "failed to read maximum link 
rate\n");
+                       return;
+diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
+index 7c8515f83f0a7..b91fe25a64a18 100644
+--- a/drivers/tty/serial/amba-pl011.c
++++ b/drivers/tty/serial/amba-pl011.c
+@@ -1472,6 +1472,10 @@ static bool pl011_tx_chars(struct uart_amba_port *uap, 
bool from_irq)
+       struct circ_buf *xmit = &uap->port.state->xmit;
+       int count = uap->fifosize >> 1;
+ 
++      if ((uap->port.rs485.flags & SER_RS485_ENABLED) &&
++          !uap->rs485_tx_started)
++              pl011_rs485_tx_start(uap);
++
+       if (uap->port.x_char) {
+               if (!pl011_tx_char(uap, uap->port.x_char, from_irq))
+                       return true;
+@@ -1483,10 +1487,6 @@ static bool pl011_tx_chars(struct uart_amba_port *uap, 
bool from_irq)
+               return false;
+       }
+ 
+-      if ((uap->port.rs485.flags & SER_RS485_ENABLED) &&
+-          !uap->rs485_tx_started)
+-              pl011_rs485_tx_start(uap);
+-
+       /* If we are using DMA mode, try to send some characters. */
+       if (pl011_dma_tx_irq(uap))
+               return true;
+diff --git a/drivers/tty/serial/atmel_serial.c 
b/drivers/tty/serial/atmel_serial.c
+index c0a86558ceaa1..714e6ff4a8fbb 100644
+--- a/drivers/tty/serial/atmel_serial.c
++++ b/drivers/tty/serial/atmel_serial.c
+@@ -2615,13 +2615,7 @@ static void __init atmel_console_get_options(struct 
uart_port *port, int *baud,
+       else if (mr == ATMEL_US_PAR_ODD)
+               *parity = 'o';
+ 
+-      /*
+-       * The serial core only rounds down when matching this to a
+-       * supported baud rate. Make sure we don't end up slightly
+-       * lower than one of those, as it would make us fall through
+-       * to a much lower baud rate than we really want.
+-       */
+-      *baud = port->uartclk / (16 * (quot - 1));
++      *baud = port->uartclk / (16 * quot);
+ }
+ 
+ static int __init atmel_console_setup(struct console *co, char *options)
+diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
+index 52cab2038da8c..49bc5a4b28327 100644
+--- a/drivers/tty/serial/pch_uart.c
++++ b/drivers/tty/serial/pch_uart.c
+@@ -765,7 +765,7 @@ static void pch_dma_tx_complete(void *arg)
+       }
+       xmit->tail &= UART_XMIT_SIZE - 1;
+       async_tx_ack(priv->desc_tx);
+-      dma_unmap_sg(port->dev, sg, priv->orig_nent, DMA_TO_DEVICE);
++      dma_unmap_sg(port->dev, priv->sg_tx_p, priv->orig_nent, DMA_TO_DEVICE);
+       priv->tx_dma_use = 0;
+       priv->nent = 0;
+       priv->orig_nent = 0;
+diff --git a/drivers/tty/serial/qcom_geni_serial.c 
b/drivers/tty/serial/qcom_geni_serial.c
+index aedc38893e6cf..ce1c81731a2a8 100644
+--- a/drivers/tty/serial/qcom_geni_serial.c
++++ b/drivers/tty/serial/qcom_geni_serial.c
+@@ -866,9 +866,10 @@ out_unlock:
+       return IRQ_HANDLED;
+ }
+ 
+-static void get_tx_fifo_size(struct qcom_geni_serial_port *port)
++static int setup_fifos(struct qcom_geni_serial_port *port)
+ {
+       struct uart_port *uport;
++      u32 old_rx_fifo_depth = port->rx_fifo_depth;
+ 
+       uport = &port->uport;
+       port->tx_fifo_depth = geni_se_get_tx_fifo_depth(&port->se);
+@@ -876,6 +877,16 @@ static void get_tx_fifo_size(struct qcom_geni_serial_port 
*port)
+       port->rx_fifo_depth = geni_se_get_rx_fifo_depth(&port->se);
+       uport->fifosize =
+               (port->tx_fifo_depth * port->tx_fifo_width) / BITS_PER_BYTE;
++
++      if (port->rx_fifo && (old_rx_fifo_depth != port->rx_fifo_depth) && 
port->rx_fifo_depth) {
++              port->rx_fifo = devm_krealloc(uport->dev, port->rx_fifo,
++                                            port->rx_fifo_depth * sizeof(u32),
++                                            GFP_KERNEL);
++              if (!port->rx_fifo)
++                      return -ENOMEM;
++      }
++
++      return 0;
+ }
+ 
+ 
+@@ -890,6 +901,7 @@ static int qcom_geni_serial_port_setup(struct uart_port 
*uport)
+       u32 rxstale = DEFAULT_BITS_PER_CHAR * STALE_TIMEOUT;
+       u32 proto;
+       u32 pin_swap;
++      int ret;
+ 
+       proto = geni_se_read_proto(&port->se);
+       if (proto != GENI_SE_UART) {
+@@ -899,7 +911,9 @@ static int qcom_geni_serial_port_setup(struct uart_port 
*uport)
+ 
+       qcom_geni_serial_stop_rx(uport);
+ 
+-      get_tx_fifo_size(port);
++      ret = setup_fifos(port);
++      if (ret)
++              return ret;
+ 
+       writel(rxstale, uport->membase + SE_UART_RX_STALE_CNT);
+ 
+diff --git a/drivers/usb/cdns3/cdns3-gadget.c 
b/drivers/usb/cdns3/cdns3-gadget.c
+index 1802f6818e632..924c2793c7327 100644
+--- a/drivers/usb/cdns3/cdns3-gadget.c
++++ b/drivers/usb/cdns3/cdns3-gadget.c
+@@ -2610,6 +2610,7 @@ int cdns3_gadget_ep_dequeue(struct usb_ep *ep,
+       u8 req_on_hw_ring = 0;
+       unsigned long flags;
+       int ret = 0;
++      int val;
+ 
+       if (!ep || !request || !ep->desc)
+               return -EINVAL;
+@@ -2645,6 +2646,13 @@ found:
+ 
+       /* Update ring only if removed request is on pending_req_list list */
+       if (req_on_hw_ring && link_trb) {
++              /* Stop DMA */
++              writel(EP_CMD_DFLUSH, &priv_dev->regs->ep_cmd);
++
++              /* wait for DFLUSH cleared */
++              readl_poll_timeout_atomic(&priv_dev->regs->ep_cmd, val,
++                                        !(val & EP_CMD_DFLUSH), 1, 1000);
++
+               link_trb->buffer = cpu_to_le32(TRB_BUFFER(priv_ep->trb_pool_dma 
+
+                       ((priv_req->end_trb + 1) * TRB_SIZE)));
+               link_trb->control = cpu_to_le32((le32_to_cpu(link_trb->control) 
& TRB_CYCLE) |
+@@ -2656,6 +2664,10 @@ found:
+ 
+       cdns3_gadget_giveback(priv_ep, priv_req, -ECONNRESET);
+ 
++      req = cdns3_next_request(&priv_ep->pending_req_list);
++      if (req)
++              cdns3_rearm_transfer(priv_ep, 1);
++
+ not_found:
+       spin_unlock_irqrestore(&priv_dev->lock, flags);
+       return ret;
+diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
+index 98bdae4ac314e..d23ccace5ca25 100644
+--- a/drivers/usb/core/hub.c
++++ b/drivers/usb/core/hub.c
+@@ -43,6 +43,9 @@
+ #define USB_PRODUCT_USB5534B                  0x5534
+ #define USB_VENDOR_CYPRESS                    0x04b4
+ #define USB_PRODUCT_CY7C65632                 0x6570
++#define USB_VENDOR_TEXAS_INSTRUMENTS          0x0451
++#define USB_PRODUCT_TUSB8041_USB3             0x8140
++#define USB_PRODUCT_TUSB8041_USB2             0x8142
+ #define HUB_QUIRK_CHECK_PORT_AUTOSUSPEND      0x01
+ #define HUB_QUIRK_DISABLE_AUTOSUSPEND         0x02
+ 
+@@ -5791,6 +5794,16 @@ static const struct usb_device_id hub_id_table[] = {
+       .idVendor = USB_VENDOR_GENESYS_LOGIC,
+       .bInterfaceClass = USB_CLASS_HUB,
+       .driver_info = HUB_QUIRK_CHECK_PORT_AUTOSUSPEND},
++    { .match_flags = USB_DEVICE_ID_MATCH_VENDOR
++                      | USB_DEVICE_ID_MATCH_PRODUCT,
++      .idVendor = USB_VENDOR_TEXAS_INSTRUMENTS,
++      .idProduct = USB_PRODUCT_TUSB8041_USB2,
++      .driver_info = HUB_QUIRK_DISABLE_AUTOSUSPEND},
++    { .match_flags = USB_DEVICE_ID_MATCH_VENDOR
++                      | USB_DEVICE_ID_MATCH_PRODUCT,
++      .idVendor = USB_VENDOR_TEXAS_INSTRUMENTS,
++      .idProduct = USB_PRODUCT_TUSB8041_USB3,
++      .driver_info = HUB_QUIRK_DISABLE_AUTOSUSPEND},
+     { .match_flags = USB_DEVICE_ID_MATCH_DEV_CLASS,
+       .bDeviceClass = USB_CLASS_HUB},
+     { .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS,
+diff --git a/drivers/usb/core/usb-acpi.c b/drivers/usb/core/usb-acpi.c
+index 50b2fc7fcc0e3..8751276ef5789 100644
+--- a/drivers/usb/core/usb-acpi.c
++++ b/drivers/usb/core/usb-acpi.c
+@@ -37,6 +37,71 @@ bool usb_acpi_power_manageable(struct usb_device *hdev, int 
index)
+ }
+ EXPORT_SYMBOL_GPL(usb_acpi_power_manageable);
+ 
++#define UUID_USB_CONTROLLER_DSM "ce2ee385-00e6-48cb-9f05-2edb927c4899"
++#define USB_DSM_DISABLE_U1_U2_FOR_PORT        5
++
++/**
++ * usb_acpi_port_lpm_incapable - check if lpm should be disabled for a port.
++ * @hdev: USB device belonging to the usb hub
++ * @index: zero based port index
++ *
++ * Some USB3 ports may not support USB3 link power management U1/U2 states
++ * due to different retimer setup. ACPI provides _DSM method which returns 
0x01
++ * if U1 and U2 states should be disabled. Evaluate _DSM with:
++ * Arg0: UUID = ce2ee385-00e6-48cb-9f05-2edb927c4899
++ * Arg1: Revision ID = 0
++ * Arg2: Function Index = 5
++ * Arg3: (empty)
++ *
++ * Return 1 if USB3 port is LPM incapable, negative on error, otherwise 0
++ */
++
++int usb_acpi_port_lpm_incapable(struct usb_device *hdev, int index)
++{
++      union acpi_object *obj;
++      acpi_handle port_handle;
++      int port1 = index + 1;
++      guid_t guid;
++      int ret;
++
++      ret = guid_parse(UUID_USB_CONTROLLER_DSM, &guid);
++      if (ret)
++              return ret;
++
++      port_handle = usb_get_hub_port_acpi_handle(hdev, port1);
++      if (!port_handle) {
++              dev_dbg(&hdev->dev, "port-%d no acpi handle\n", port1);
++              return -ENODEV;
++      }
++
++      if (!acpi_check_dsm(port_handle, &guid, 0,
++                          BIT(USB_DSM_DISABLE_U1_U2_FOR_PORT))) {
++              dev_dbg(&hdev->dev, "port-%d no _DSM function %d\n",
++                      port1, USB_DSM_DISABLE_U1_U2_FOR_PORT);
++              return -ENODEV;
++      }
++
++      obj = acpi_evaluate_dsm(port_handle, &guid, 0,
++                              USB_DSM_DISABLE_U1_U2_FOR_PORT, NULL);
++
++      if (!obj)
++              return -ENODEV;
++
++      if (obj->type != ACPI_TYPE_INTEGER) {
++              dev_dbg(&hdev->dev, "evaluate port-%d _DSM failed\n", port1);
++              ACPI_FREE(obj);
++              return -EINVAL;
++      }
++
++      if (obj->integer.value == 0x01)
++              ret = 1;
++
++      ACPI_FREE(obj);
++
++      return ret;
++}
++EXPORT_SYMBOL_GPL(usb_acpi_port_lpm_incapable);
++
+ /**
+  * usb_acpi_set_power_state - control usb port's power via acpi power
+  * resource
+diff --git a/drivers/usb/gadget/function/f_ncm.c 
b/drivers/usb/gadget/function/f_ncm.c
+index dc8f078f918c5..e0c1832342838 100644
+--- a/drivers/usb/gadget/function/f_ncm.c
++++ b/drivers/usb/gadget/function/f_ncm.c
+@@ -83,7 +83,9 @@ static inline struct f_ncm *func_to_ncm(struct usb_function 
*f)
+ /* peak (theoretical) bulk transfer rate in bits-per-second */
+ static inline unsigned ncm_bitrate(struct usb_gadget *g)
+ {
+-      if (gadget_is_superspeed(g) && g->speed >= USB_SPEED_SUPER_PLUS)
++      if (!g)
++              return 0;
++      else if (gadget_is_superspeed(g) && g->speed >= USB_SPEED_SUPER_PLUS)
+               return 4250000000U;
+       else if (gadget_is_superspeed(g) && g->speed == USB_SPEED_SUPER)
+               return 3750000000U;
+diff --git a/drivers/usb/gadget/legacy/inode.c 
b/drivers/usb/gadget/legacy/inode.c
+index 9e8b678f0548e..ed28aaa82e251 100644
+--- a/drivers/usb/gadget/legacy/inode.c
++++ b/drivers/usb/gadget/legacy/inode.c
+@@ -229,6 +229,7 @@ static void put_ep (struct ep_data *data)
+  */
+ 
+ static const char *CHIP;
++static DEFINE_MUTEX(sb_mutex);                /* Serialize superblock 
operations */
+ 
+ /*----------------------------------------------------------------------*/
+ 
+@@ -2013,13 +2014,20 @@ gadgetfs_fill_super (struct super_block *sb, struct 
fs_context *fc)
+ {
+       struct inode    *inode;
+       struct dev_data *dev;
++      int             rc;
+ 
+-      if (the_device)
+-              return -ESRCH;
++      mutex_lock(&sb_mutex);
++
++      if (the_device) {
++              rc = -ESRCH;
++              goto Done;
++      }
+ 
+       CHIP = usb_get_gadget_udc_name();
+-      if (!CHIP)
+-              return -ENODEV;
++      if (!CHIP) {
++              rc = -ENODEV;
++              goto Done;
++      }
+ 
+       /* superblock */
+       sb->s_blocksize = PAGE_SIZE;
+@@ -2056,13 +2064,17 @@ gadgetfs_fill_super (struct super_block *sb, struct 
fs_context *fc)
+        * from binding to a controller.
+        */
+       the_device = dev;
+-      return 0;
++      rc = 0;
++      goto Done;
+ 
+-Enomem:
++ Enomem:
+       kfree(CHIP);
+       CHIP = NULL;
++      rc = -ENOMEM;
+ 
+-      return -ENOMEM;
++ Done:
++      mutex_unlock(&sb_mutex);
++      return rc;
+ }
+ 
+ /* "mount -t gadgetfs path /dev/gadget" ends up here */
+@@ -2084,6 +2096,7 @@ static int gadgetfs_init_fs_context(struct fs_context 
*fc)
+ static void
+ gadgetfs_kill_sb (struct super_block *sb)
+ {
++      mutex_lock(&sb_mutex);
+       kill_litter_super (sb);
+       if (the_device) {
+               put_dev (the_device);
+@@ -2091,6 +2104,7 @@ gadgetfs_kill_sb (struct super_block *sb)
+       }
+       kfree(CHIP);
+       CHIP = NULL;
++      mutex_unlock(&sb_mutex);
+ }
+ 
+ /*----------------------------------------------------------------------*/
+diff --git a/drivers/usb/gadget/legacy/webcam.c 
b/drivers/usb/gadget/legacy/webcam.c
+index 94e22867da1d0..e9b5846b2322c 100644
+--- a/drivers/usb/gadget/legacy/webcam.c
++++ b/drivers/usb/gadget/legacy/webcam.c
+@@ -293,6 +293,7 @@ static const struct uvc_descriptor_header * const 
uvc_fs_streaming_cls[] = {
+       (const struct uvc_descriptor_header *) &uvc_format_yuv,
+       (const struct uvc_descriptor_header *) &uvc_frame_yuv_360p,
+       (const struct uvc_descriptor_header *) &uvc_frame_yuv_720p,
++      (const struct uvc_descriptor_header *) &uvc_color_matching,
+       (const struct uvc_descriptor_header *) &uvc_format_mjpg,
+       (const struct uvc_descriptor_header *) &uvc_frame_mjpg_360p,
+       (const struct uvc_descriptor_header *) &uvc_frame_mjpg_720p,
+@@ -305,6 +306,7 @@ static const struct uvc_descriptor_header * const 
uvc_hs_streaming_cls[] = {
+       (const struct uvc_descriptor_header *) &uvc_format_yuv,
+       (const struct uvc_descriptor_header *) &uvc_frame_yuv_360p,
+       (const struct uvc_descriptor_header *) &uvc_frame_yuv_720p,
++      (const struct uvc_descriptor_header *) &uvc_color_matching,
+       (const struct uvc_descriptor_header *) &uvc_format_mjpg,
+       (const struct uvc_descriptor_header *) &uvc_frame_mjpg_360p,
+       (const struct uvc_descriptor_header *) &uvc_frame_mjpg_720p,
+@@ -317,6 +319,7 @@ static const struct uvc_descriptor_header * const 
uvc_ss_streaming_cls[] = {
+       (const struct uvc_descriptor_header *) &uvc_format_yuv,
+       (const struct uvc_descriptor_header *) &uvc_frame_yuv_360p,
+       (const struct uvc_descriptor_header *) &uvc_frame_yuv_720p,
++      (const struct uvc_descriptor_header *) &uvc_color_matching,
+       (const struct uvc_descriptor_header *) &uvc_format_mjpg,
+       (const struct uvc_descriptor_header *) &uvc_frame_mjpg_360p,
+       (const struct uvc_descriptor_header *) &uvc_frame_mjpg_720p,
+diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
+index 385be30baad36..e38dfbd0d9ddd 100644
+--- a/drivers/usb/host/ehci-fsl.c
++++ b/drivers/usb/host/ehci-fsl.c
+@@ -29,7 +29,7 @@
+ #include "ehci-fsl.h"
+ 
+ #define DRIVER_DESC "Freescale EHCI Host controller driver"
+-#define DRV_NAME "ehci-fsl"
++#define DRV_NAME "fsl-ehci"
+ 
+ static struct hc_driver __read_mostly fsl_ehci_hc_driver;
+ 
+diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
+index 105f2b8dc1ba3..7308b388c92bd 100644
+--- a/drivers/usb/host/xhci-pci.c
++++ b/drivers/usb/host/xhci-pci.c
+@@ -78,9 +78,12 @@ static const char hcd_name[] = "xhci_hcd";
+ static struct hc_driver __read_mostly xhci_pci_hc_driver;
+ 
+ static int xhci_pci_setup(struct usb_hcd *hcd);
++static int xhci_pci_update_hub_device(struct usb_hcd *hcd, struct usb_device 
*hdev,
++                                    struct usb_tt *tt, gfp_t mem_flags);
+ 
+ static const struct xhci_driver_overrides xhci_pci_overrides __initconst = {
+       .reset = xhci_pci_setup,
++      .update_hub_device = xhci_pci_update_hub_device,
+ };
+ 
+ /* called after powerup, by probe or system-pm "wakeup" */
+@@ -353,8 +356,38 @@ static void xhci_pme_acpi_rtd3_enable(struct pci_dev *dev)
+                               NULL);
+       ACPI_FREE(obj);
+ }
++
++static void xhci_find_lpm_incapable_ports(struct usb_hcd *hcd, struct 
usb_device *hdev)
++{
++      struct xhci_hcd *xhci = hcd_to_xhci(hcd);
++      struct xhci_hub *rhub = &xhci->usb3_rhub;
++      int ret;
++      int i;
++
++      /* This is not the usb3 roothub we are looking for */
++      if (hcd != rhub->hcd)
++              return;
++
++      if (hdev->maxchild > rhub->num_ports) {
++              dev_err(&hdev->dev, "USB3 roothub port number mismatch\n");
++              return;
++      }
++
++      for (i = 0; i < hdev->maxchild; i++) {
++              ret = usb_acpi_port_lpm_incapable(hdev, i);
++
++              dev_dbg(&hdev->dev, "port-%d disable U1/U2 _DSM: %d\n", i + 1, 
ret);
++
++              if (ret >= 0) {
++                      rhub->ports[i]->lpm_incapable = ret;
++                      continue;
++              }
++      }
++}
++
+ #else
+ static void xhci_pme_acpi_rtd3_enable(struct pci_dev *dev) { }
++static void xhci_find_lpm_incapable_ports(struct usb_hcd *hcd, struct 
usb_device *hdev) { }
+ #endif /* CONFIG_ACPI */
+ 
+ /* called during probe() after chip reset completes */
+@@ -387,6 +420,16 @@ static int xhci_pci_setup(struct usb_hcd *hcd)
+       return xhci_pci_reinit(xhci, pdev);
+ }
+ 
++static int xhci_pci_update_hub_device(struct usb_hcd *hcd, struct usb_device 
*hdev,
++                                    struct usb_tt *tt, gfp_t mem_flags)
++{
++      /* Check if acpi claims some USB3 roothub ports are lpm incapable */
++      if (!hdev->parent)
++              xhci_find_lpm_incapable_ports(hcd, hdev);
++
++      return xhci_update_hub_device(hcd, hdev, tt, mem_flags);
++}
++
+ /*
+  * We need to register our own PCI probe function (instead of the USB core's
+  * function) in order to create a second roothub under xHCI.
+@@ -456,6 +499,8 @@ static int xhci_pci_probe(struct pci_dev *dev, const 
struct pci_device_id *id)
+       if (xhci->quirks & XHCI_DEFAULT_PM_RUNTIME_ALLOW)
+               pm_runtime_allow(&dev->dev);
+ 
++      dma_set_max_seg_size(&dev->dev, UINT_MAX);
++
+       return 0;
+ 
+ put_usb3_hcd:
+diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
+index 90bf5d57b1a95..220d836428d2a 100644
+--- a/drivers/usb/host/xhci-ring.c
++++ b/drivers/usb/host/xhci-ring.c
+@@ -1178,7 +1178,10 @@ static void xhci_kill_endpoint_urbs(struct xhci_hcd 
*xhci,
+       struct xhci_virt_ep *ep;
+       struct xhci_ring *ring;
+ 
+-      ep = &xhci->devs[slot_id]->eps[ep_index];
++      ep = xhci_get_virt_ep(xhci, slot_id, ep_index);
++      if (!ep)
++              return;
++
+       if ((ep->ep_state & EP_HAS_STREAMS) ||
+                       (ep->ep_state & EP_GETTING_NO_STREAMS)) {
+               int stream_id;
+diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
+index 3636fa49285c6..a982b53467644 100644
+--- a/drivers/usb/host/xhci.c
++++ b/drivers/usb/host/xhci.c
+@@ -3962,6 +3962,7 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct 
usb_device *udev)
+       struct xhci_hcd *xhci = hcd_to_xhci(hcd);
+       struct xhci_virt_device *virt_dev;
+       struct xhci_slot_ctx *slot_ctx;
++      unsigned long flags;
+       int i, ret;
+ 
+       /*
+@@ -3990,7 +3991,11 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct 
usb_device *udev)
+       }
+       virt_dev->udev = NULL;
+       xhci_disable_slot(xhci, udev->slot_id);
++
++      spin_lock_irqsave(&xhci->lock, flags);
+       xhci_free_virt_device(xhci, udev->slot_id);
++      spin_unlock_irqrestore(&xhci->lock, flags);
++
+ }
+ 
+ int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id)
+@@ -5046,6 +5051,7 @@ static int xhci_enable_usb3_lpm_timeout(struct usb_hcd 
*hcd,
+                       struct usb_device *udev, enum usb3_link_state state)
+ {
+       struct xhci_hcd *xhci;
++      struct xhci_port *port;
+       u16 hub_encoded_timeout;
+       int mel;
+       int ret;
+@@ -5059,6 +5065,13 @@ static int xhci_enable_usb3_lpm_timeout(struct usb_hcd 
*hcd,
+                       !xhci->devs[udev->slot_id])
+               return USB3_LPM_DISABLED;
+ 
++      /* If connected to root port then check port can handle lpm */
++      if (udev->parent && !udev->parent->parent) {
++              port = xhci->usb3_rhub.ports[udev->portnum - 1];
++              if (port->lpm_incapable)
++                      return USB3_LPM_DISABLED;
++      }
++
+       hub_encoded_timeout = xhci_calculate_lpm_timeout(hcd, udev, state);
+       mel = calculate_max_exit_latency(udev, state, hub_encoded_timeout);
+       if (mel < 0) {
+@@ -5118,7 +5131,7 @@ static int xhci_disable_usb3_lpm_timeout(struct usb_hcd 
*hcd,
+ /* Once a hub descriptor is fetched for a device, we need to update the xHC's
+  * internal data structures for the device.
+  */
+-static int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device 
*hdev,
++int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev,
+                       struct usb_tt *tt, gfp_t mem_flags)
+ {
+       struct xhci_hcd *xhci = hcd_to_xhci(hcd);
+@@ -5218,6 +5231,7 @@ static int xhci_update_hub_device(struct usb_hcd *hcd, 
struct usb_device *hdev,
+       xhci_free_command(xhci, config_cmd);
+       return ret;
+ }
++EXPORT_SYMBOL_GPL(xhci_update_hub_device);
+ 
+ static int xhci_get_frame(struct usb_hcd *hcd)
+ {
+@@ -5495,6 +5509,8 @@ void xhci_init_driver(struct hc_driver *drv,
+                       drv->check_bandwidth = over->check_bandwidth;
+               if (over->reset_bandwidth)
+                       drv->reset_bandwidth = over->reset_bandwidth;
++              if (over->update_hub_device)
++                      drv->update_hub_device = over->update_hub_device;
+       }
+ }
+ EXPORT_SYMBOL_GPL(xhci_init_driver);
+diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
+index 4193427a7f0dc..b8ad9676312bf 100644
+--- a/drivers/usb/host/xhci.h
++++ b/drivers/usb/host/xhci.h
+@@ -1737,6 +1737,7 @@ struct xhci_port {
+       int                     hcd_portnum;
+       struct xhci_hub         *rhub;
+       struct xhci_port_cap    *port_cap;
++      unsigned int            lpm_incapable:1;
+ };
+ 
+ struct xhci_hub {
+@@ -1948,6 +1949,8 @@ struct xhci_driver_overrides {
+                            struct usb_host_endpoint *ep);
+       int (*check_bandwidth)(struct usb_hcd *, struct usb_device *);
+       void (*reset_bandwidth)(struct usb_hcd *, struct usb_device *);
++      int (*update_hub_device)(struct usb_hcd *hcd, struct usb_device *hdev,
++                          struct usb_tt *tt, gfp_t mem_flags);
+ };
+ 
+ #define       XHCI_CFC_DELAY          10
+@@ -2104,6 +2107,8 @@ int xhci_drop_endpoint(struct usb_hcd *hcd, struct 
usb_device *udev,
+                      struct usb_host_endpoint *ep);
+ int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev);
+ void xhci_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev);
++int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev,
++                         struct usb_tt *tt, gfp_t mem_flags);
+ int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id);
+ int xhci_ext_cap_init(struct xhci_hcd *xhci);
+ 
+diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
+index 988a8c02e7e24..b421f13260875 100644
+--- a/drivers/usb/misc/iowarrior.c
++++ b/drivers/usb/misc/iowarrior.c
+@@ -814,7 +814,7 @@ static int iowarrior_probe(struct usb_interface *interface,
+                       break;
+ 
+               case USB_DEVICE_ID_CODEMERCS_IOW100:
+-                      dev->report_size = 13;
++                      dev->report_size = 12;
+                       break;
+               }
+       }
+diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
+index 9bb20779f1560..fbdebf7e5502d 100644
+--- a/drivers/usb/serial/cp210x.c
++++ b/drivers/usb/serial/cp210x.c
+@@ -60,6 +60,7 @@ static const struct usb_device_id id_table[] = {
+       { USB_DEVICE(0x0846, 0x1100) }, /* NetGear Managed Switch M4100 series, 
M5300 series, M7100 series */
+       { USB_DEVICE(0x08e6, 0x5501) }, /* Gemalto Prox-PU/CU contactless 
smartcard reader */
+       { USB_DEVICE(0x08FD, 0x000A) }, /* Digianswer A/S , ZigBee/802.15.4 MAC 
Device */
++      { USB_DEVICE(0x0908, 0x0070) }, /* Siemens SCALANCE LPE-9000 USB Serial 
Console */
+       { USB_DEVICE(0x0908, 0x01FF) }, /* Siemens RUGGEDCOM USB Serial Console 
*/
+       { USB_DEVICE(0x0988, 0x0578) }, /* Teraoka AD2000 */
+       { USB_DEVICE(0x0B00, 0x3070) }, /* Ingenico 3070 */
+diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
+index dee79c7d82d5c..6b69d05e2fb06 100644
+--- a/drivers/usb/serial/option.c
++++ b/drivers/usb/serial/option.c
+@@ -255,10 +255,16 @@ static void option_instat_callback(struct urb *urb);
+ #define QUECTEL_PRODUCT_EP06                  0x0306
+ #define QUECTEL_PRODUCT_EM05G                 0x030a
+ #define QUECTEL_PRODUCT_EM060K                        0x030b
++#define QUECTEL_PRODUCT_EM05G_CS              0x030c
++#define QUECTEL_PRODUCT_EM05CN_SG             0x0310
+ #define QUECTEL_PRODUCT_EM05G_SG              0x0311
++#define QUECTEL_PRODUCT_EM05CN                        0x0312
++#define QUECTEL_PRODUCT_EM05G_GR              0x0313
++#define QUECTEL_PRODUCT_EM05G_RS              0x0314
+ #define QUECTEL_PRODUCT_EM12                  0x0512
+ #define QUECTEL_PRODUCT_RM500Q                        0x0800
+ #define QUECTEL_PRODUCT_RM520N                        0x0801
++#define QUECTEL_PRODUCT_EC200U                        0x0901
+ #define QUECTEL_PRODUCT_EC200S_CN             0x6002
+ #define QUECTEL_PRODUCT_EC200T                        0x6026
+ #define QUECTEL_PRODUCT_RM500K                        0x7001
+@@ -1159,8 +1165,18 @@ static const struct usb_device_id option_ids[] = {
+       { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EP06, 0xff, 0xff, 0xff),
+         .driver_info = RSVD(1) | RSVD(2) | RSVD(3) | RSVD(4) | NUMEP2 },
+       { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EP06, 0xff, 0, 0) },
++      { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05CN, 
0xff),
++        .driver_info = RSVD(6) | ZLP },
++      { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EM05CN_SG, 0xff),
++        .driver_info = RSVD(6) | ZLP },
+       { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G, 
0xff),
+         .driver_info = RSVD(6) | ZLP },
++      { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EM05G_GR, 0xff),
++        .driver_info = RSVD(6) | ZLP },
++      { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EM05G_CS, 0xff),
++        .driver_info = RSVD(6) | ZLP },
++      { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EM05G_RS, 0xff),
++        .driver_info = RSVD(6) | ZLP },
+       { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EM05G_SG, 0xff),
+         .driver_info = RSVD(6) | ZLP },
+       { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EM060K, 0xff, 0x00, 0x40) },
+@@ -1180,6 +1196,7 @@ static const struct usb_device_id option_ids[] = {
+       { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_RM520N, 0xff, 0xff, 0x30) },
+       { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_RM520N, 0xff, 0, 0x40) },
+       { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_RM520N, 0xff, 0, 0) },
++      { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EC200U, 0xff, 0, 0) },
+       { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EC200S_CN, 0xff, 0, 0) },
+       { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) },
+       { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 
QUECTEL_PRODUCT_RM500K, 0xff, 0x00, 0x00) },
+diff --git a/drivers/usb/storage/uas-detect.h 
b/drivers/usb/storage/uas-detect.h
+index 3f720faa6f97c..d73282c0ec501 100644
+--- a/drivers/usb/storage/uas-detect.h
++++ b/drivers/usb/storage/uas-detect.h
+@@ -116,6 +116,19 @@ static int uas_use_uas_driver(struct usb_interface *intf,
+       if (le16_to_cpu(udev->descriptor.idVendor) == 0x0bc2)
+               flags |= US_FL_NO_ATA_1X;
+ 
++      /*
++       * RTL9210-based enclosure from HIKSEMI, MD202 reportedly have issues
++       * with UAS.  This isn't distinguishable with just idVendor and
++       * idProduct, use manufacturer and product too.
++       *
++       * Reported-by: Hongling Zeng <zenghongl...@kylinos.cn>
++       */
++      if (le16_to_cpu(udev->descriptor.idVendor) == 0x0bda &&
++                      le16_to_cpu(udev->descriptor.idProduct) == 0x9210 &&
++                      (udev->manufacturer && !strcmp(udev->manufacturer, 
"HIKSEMI")) &&
++                      (udev->product && !strcmp(udev->product, "MD202")))
++              flags |= US_FL_IGNORE_UAS;
++
+       usb_stor_adjust_quirks(udev, &flags);
+ 
+       if (flags & US_FL_IGNORE_UAS) {
+diff --git a/drivers/usb/storage/unusual_uas.h 
b/drivers/usb/storage/unusual_uas.h
+index 251778d14e2dd..c7b763d6d1023 100644
+--- a/drivers/usb/storage/unusual_uas.h
++++ b/drivers/usb/storage/unusual_uas.h
+@@ -83,13 +83,6 @@ UNUSUAL_DEV(0x0bc2, 0x331a, 0x0000, 0x9999,
+               USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+               US_FL_NO_REPORT_LUNS),
+ 
+-/* Reported-by: Hongling Zeng <zenghongl...@kylinos.cn> */
+-UNUSUAL_DEV(0x0bda, 0x9210, 0x0000, 0x9999,
+-              "Hiksemi",
+-              "External HDD",
+-              USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+-              US_FL_IGNORE_UAS),
+-
+ /* Reported-by: Benjamin Tissoires <benjamin.tissoi...@redhat.com> */
+ UNUSUAL_DEV(0x13fd, 0x3940, 0x0000, 0x9999,
+               "Initio Corporation",
+diff --git a/drivers/usb/typec/altmodes/displayport.c 
b/drivers/usb/typec/altmodes/displayport.c
+index 998c1e3e318e1..ff3038047d385 100644
+--- a/drivers/usb/typec/altmodes/displayport.c
++++ b/drivers/usb/typec/altmodes/displayport.c
+@@ -418,6 +418,18 @@ static const char * const pin_assignments[] = {
+       [DP_PIN_ASSIGN_F] = "F",
+ };
+ 
++/*
++ * Helper function to extract a peripheral's currently supported
++ * Pin Assignments from its DisplayPort alternate mode state.
++ */
++static u8 get_current_pin_assignments(struct dp_altmode *dp)
++{
++      if (DP_CONF_CURRENTLY(dp->data.conf) == DP_CONF_DFP_D)
++              return DP_CAP_PIN_ASSIGN_DFP_D(dp->alt->vdo);
++      else
++              return DP_CAP_PIN_ASSIGN_UFP_D(dp->alt->vdo);
++}
++
+ static ssize_t
+ pin_assignment_store(struct device *dev, struct device_attribute *attr,
+                    const char *buf, size_t size)
+@@ -444,10 +456,7 @@ pin_assignment_store(struct device *dev, struct 
device_attribute *attr,
+               goto out_unlock;
+       }
+ 
+-      if (DP_CONF_CURRENTLY(dp->data.conf) == DP_CONF_DFP_D)
+-              assignments = DP_CAP_UFP_D_PIN_ASSIGN(dp->alt->vdo);
+-      else
+-              assignments = DP_CAP_DFP_D_PIN_ASSIGN(dp->alt->vdo);
++      assignments = get_current_pin_assignments(dp);
+ 
+       if (!(DP_CONF_GET_PIN_ASSIGN(conf) & assignments)) {
+               ret = -EINVAL;
+@@ -484,10 +493,7 @@ static ssize_t pin_assignment_show(struct device *dev,
+ 
+       cur = get_count_order(DP_CONF_GET_PIN_ASSIGN(dp->data.conf));
+ 
+-      if (DP_CONF_CURRENTLY(dp->data.conf) == DP_CONF_DFP_D)
+-              assignments = DP_CAP_UFP_D_PIN_ASSIGN(dp->alt->vdo);
+-      else
+-              assignments = DP_CAP_DFP_D_PIN_ASSIGN(dp->alt->vdo);
++      assignments = get_current_pin_assignments(dp);
+ 
+       for (i = 0; assignments; assignments >>= 1, i++) {
+               if (assignments & 1) {
+diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
+index 984a13a9efc22..ee461d314927b 100644
+--- a/drivers/usb/typec/tcpm/tcpm.c
++++ b/drivers/usb/typec/tcpm/tcpm.c
+@@ -4527,14 +4527,13 @@ static void run_state_machine(struct tcpm_port *port)
+               tcpm_set_state(port, ready_state(port), 0);
+               break;
+       case DR_SWAP_CHANGE_DR:
+-              if (port->data_role == TYPEC_HOST) {
+-                      tcpm_unregister_altmodes(port);
++              tcpm_unregister_altmodes(port);
++              if (port->data_role == TYPEC_HOST)
+                       tcpm_set_roles(port, true, port->pwr_role,
+                                      TYPEC_DEVICE);
+-              } else {
++              else
+                       tcpm_set_roles(port, true, port->pwr_role,
+                                      TYPEC_HOST);
+-              }
+               tcpm_ams_finish(port);
+               tcpm_set_state(port, ready_state(port), 0);
+               break;
+diff --git a/drivers/vdpa/vdpa_user/vduse_dev.c 
b/drivers/vdpa/vdpa_user/vduse_dev.c
+index e7d2d5b7e1257..3467c75f310a5 100644
+--- a/drivers/vdpa/vdpa_user/vduse_dev.c
++++ b/drivers/vdpa/vdpa_user/vduse_dev.c
+@@ -1251,6 +1251,9 @@ static bool vduse_validate_config(struct 
vduse_dev_config *config)
+       if (config->config_size > PAGE_SIZE)
+               return false;
+ 
++      if (config->vq_num > 0xffff)
++              return false;
++
+       if (!device_is_allowed(config->device_id))
+               return false;
+ 
+diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c 
b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c
+index d43b081d592f0..db84a662e8de3 100644
+--- a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c
++++ b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c
+@@ -1538,22 +1538,28 @@ static void dsi_dump_dsidev_irqs(struct 
platform_device *dsidev,
+ {
+       struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
+       unsigned long flags;
+-      struct dsi_irq_stats stats;
++      struct dsi_irq_stats *stats;
++
++      stats = kzalloc(sizeof(*stats), GFP_KERNEL);
++      if (!stats) {
++              seq_printf(s, "out of memory\n");
++              return;
++      }
+ 
+       spin_lock_irqsave(&dsi->irq_stats_lock, flags);
+ 
+-      stats = dsi->irq_stats;
++      *stats = dsi->irq_stats;
+       memset(&dsi->irq_stats, 0, sizeof(dsi->irq_stats));
+       dsi->irq_stats.last_reset = jiffies;
+ 
+       spin_unlock_irqrestore(&dsi->irq_stats_lock, flags);
+ 
+       seq_printf(s, "period %u ms\n",
+-                      jiffies_to_msecs(jiffies - stats.last_reset));
++                      jiffies_to_msecs(jiffies - stats->last_reset));
+ 
+-      seq_printf(s, "irqs %d\n", stats.irq_count);
++      seq_printf(s, "irqs %d\n", stats->irq_count);
+ #define PIS(x) \
+-      seq_printf(s, "%-20s %10d\n", #x, stats.dsi_irqs[ffs(DSI_IRQ_##x)-1])
++      seq_printf(s, "%-20s %10d\n", #x, stats->dsi_irqs[ffs(DSI_IRQ_##x)-1])
+ 
+       seq_printf(s, "-- DSI%d interrupts --\n", dsi->module_id + 1);
+       PIS(VC0);
+@@ -1577,10 +1583,10 @@ static void dsi_dump_dsidev_irqs(struct 
platform_device *dsidev,
+ 
+ #define PIS(x) \
+       seq_printf(s, "%-20s %10d %10d %10d %10d\n", #x, \
+-                      stats.vc_irqs[0][ffs(DSI_VC_IRQ_##x)-1], \
+-                      stats.vc_irqs[1][ffs(DSI_VC_IRQ_##x)-1], \
+-                      stats.vc_irqs[2][ffs(DSI_VC_IRQ_##x)-1], \
+-                      stats.vc_irqs[3][ffs(DSI_VC_IRQ_##x)-1]);
++                      stats->vc_irqs[0][ffs(DSI_VC_IRQ_##x)-1], \
++                      stats->vc_irqs[1][ffs(DSI_VC_IRQ_##x)-1], \
++                      stats->vc_irqs[2][ffs(DSI_VC_IRQ_##x)-1], \
++                      stats->vc_irqs[3][ffs(DSI_VC_IRQ_##x)-1]);
+ 
+       seq_printf(s, "-- VC interrupts --\n");
+       PIS(CS);
+@@ -1596,7 +1602,7 @@ static void dsi_dump_dsidev_irqs(struct platform_device 
*dsidev,
+ 
+ #define PIS(x) \
+       seq_printf(s, "%-20s %10d\n", #x, \
+-                      stats.cio_irqs[ffs(DSI_CIO_IRQ_##x)-1]);
++                      stats->cio_irqs[ffs(DSI_CIO_IRQ_##x)-1]);
+ 
+       seq_printf(s, "-- CIO interrupts --\n");
+       PIS(ERRSYNCESC1);
+@@ -1620,6 +1626,8 @@ static void dsi_dump_dsidev_irqs(struct platform_device 
*dsidev,
+       PIS(ULPSACTIVENOT_ALL0);
+       PIS(ULPSACTIVENOT_ALL1);
+ #undef PIS
++
++      kfree(stats);
+ }
+ 
+ static void dsi1_dump_irqs(struct seq_file *s)
+diff --git a/drivers/virtio/virtio_pci_modern.c 
b/drivers/virtio/virtio_pci_modern.c
+index 30654d3a0b41e..a274261f36d63 100644
+--- a/drivers/virtio/virtio_pci_modern.c
++++ b/drivers/virtio/virtio_pci_modern.c
+@@ -196,7 +196,7 @@ static struct virtqueue *setup_vq(struct virtio_pci_device 
*vp_dev,
+       int err;
+ 
+       if (index >= vp_modern_get_num_queues(mdev))
+-              return ERR_PTR(-ENOENT);
++              return ERR_PTR(-EINVAL);
+ 
+       /* Check if queue is either not available or already active. */
+       num = vp_modern_get_queue_size(mdev, index);
+diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
+index 2c80fc902f592..ce2da06c9d7b7 100644
+--- a/fs/btrfs/disk-io.c
++++ b/fs/btrfs/disk-io.c
+@@ -380,7 +380,14 @@ error:
+       btrfs_print_tree(eb, 0);
+       btrfs_err(fs_info, "block=%llu write time tree block corruption 
detected",
+                 eb->start);
+-      WARN_ON(IS_ENABLED(CONFIG_BTRFS_DEBUG));
++      /*
++       * Be noisy if this is an extent buffer from a log tree. We don't abort
++       * a transaction in case there's a bad log tree extent buffer, we just
++       * fallback to a transaction commit. Still we want to know when there is
++       * a bad log tree extent buffer, as that may signal a bug somewhere.
++       */
++      WARN_ON(IS_ENABLED(CONFIG_BTRFS_DEBUG) ||
++              btrfs_header_owner(eb) == BTRFS_TREE_LOG_OBJECTID);
+       return ret;
+ }
+ 
+diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
+index e72973f7c2cd3..750c1ff9947d9 100644
+--- a/fs/btrfs/extent-tree.c
++++ b/fs/btrfs/extent-tree.c
+@@ -1717,6 +1717,11 @@ static int run_one_delayed_ref(struct 
btrfs_trans_handle *trans,
+               BUG();
+       if (ret && insert_reserved)
+               btrfs_pin_extent(trans, node->bytenr, node->num_bytes, 1);
++      if (ret < 0)
++              btrfs_err(trans->fs_info,
++"failed to run delayed ref for logical %llu num_bytes %llu type %u action %u 
ref_mod %d: %d",
++                        node->bytenr, node->num_bytes, node->type,
++                        node->action, node->ref_mod, ret);
+       return ret;
+ }
+ 
+@@ -1955,8 +1960,6 @@ static int btrfs_run_delayed_refs_for_head(struct 
btrfs_trans_handle *trans,
+               if (ret) {
+                       unselect_delayed_ref_head(delayed_refs, locked_ref);
+                       btrfs_put_delayed_ref(ref);
+-                      btrfs_debug(fs_info, "run_one_delayed_ref returned %d",
+-                                  ret);
+                       return ret;
+               }
+ 
+diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
+index 485abe7faeabe..fc40159197f7c 100644
+--- a/fs/btrfs/qgroup.c
++++ b/fs/btrfs/qgroup.c
+@@ -3286,6 +3286,7 @@ static void btrfs_qgroup_rescan_worker(struct btrfs_work 
*work)
+       int err = -ENOMEM;
+       int ret = 0;
+       bool stopped = false;
++      bool did_leaf_rescans = false;
+ 
+       path = btrfs_alloc_path();
+       if (!path)
+@@ -3306,6 +3307,7 @@ static void btrfs_qgroup_rescan_worker(struct btrfs_work 
*work)
+               }
+ 
+               err = qgroup_rescan_leaf(trans, path);
++              did_leaf_rescans = true;
+ 
+               if (err > 0)
+                       btrfs_commit_transaction(trans);
+@@ -3326,16 +3328,23 @@ out:
+       mutex_unlock(&fs_info->qgroup_rescan_lock);
+ 
+       /*
+-       * only update status, since the previous part has already updated the
+-       * qgroup info.
++       * Only update status, since the previous part has already updated the
++       * qgroup info, and only if we did any actual work. This also prevents
++       * race with a concurrent quota disable, which has already set
++       * fs_info->quota_root to NULL and cleared BTRFS_FS_QUOTA_ENABLED at
++       * btrfs_quota_disable().
+        */
+-      trans = btrfs_start_transaction(fs_info->quota_root, 1);
+-      if (IS_ERR(trans)) {
+-              err = PTR_ERR(trans);
++      if (did_leaf_rescans) {
++              trans = btrfs_start_transaction(fs_info->quota_root, 1);
++              if (IS_ERR(trans)) {
++                      err = PTR_ERR(trans);
++                      trans = NULL;
++                      btrfs_err(fs_info,
++                                "fail to start transaction for status update: 
%d",
++                                err);
++              }
++      } else {
+               trans = NULL;
+-              btrfs_err(fs_info,
+-                        "fail to start transaction for status update: %d",
+-                        err);
+       }
+ 
+       mutex_lock(&fs_info->qgroup_rescan_lock);
+diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
+index 7272896587302..7c0c6fc0c536b 100644
+--- a/fs/btrfs/tree-log.c
++++ b/fs/btrfs/tree-log.c
+@@ -3141,7 +3141,6 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
+               ret = 0;
+       if (ret) {
+               blk_finish_plug(&plug);
+-              btrfs_abort_transaction(trans, ret);
+               btrfs_set_log_full_commit(trans);
+               mutex_unlock(&root->log_mutex);
+               goto out;
+@@ -3273,7 +3272,6 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
+               goto out_wake_log_root;
+       } else if (ret) {
+               btrfs_set_log_full_commit(trans);
+-              btrfs_abort_transaction(trans, ret);
+               mutex_unlock(&log_root_tree->log_mutex);
+               goto out_wake_log_root;
+       }
+diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
+index c0ea2813978b8..f51fea2e808d1 100644
+--- a/fs/cifs/smb2pdu.c
++++ b/fs/cifs/smb2pdu.c
+@@ -3999,12 +3999,15 @@ smb2_readv_callback(struct mid_q_entry *mid)
+                               (struct smb2_sync_hdr *)rdata->iov[0].iov_base;
+       struct cifs_credits credits = { .value = 0, .instance = 0 };
+       struct smb_rqst rqst = { .rq_iov = &rdata->iov[1],
+-                               .rq_nvec = 1,
+-                               .rq_pages = rdata->pages,
+-                               .rq_offset = rdata->page_offset,
+-                               .rq_npages = rdata->nr_pages,
+-                               .rq_pagesz = rdata->pagesz,
+-                               .rq_tailsz = rdata->tailsz };
++                               .rq_nvec = 1, };
++
++      if (rdata->got_bytes) {
++              rqst.rq_pages = rdata->pages;
++              rqst.rq_offset = rdata->page_offset;
++              rqst.rq_npages = rdata->nr_pages;
++              rqst.rq_pagesz = rdata->pagesz;
++              rqst.rq_tailsz = rdata->tailsz;
++      }
+ 
+       WARN_ONCE(rdata->server != mid->server,
+                 "rdata server %p != mid server %p",
+diff --git a/fs/eventfd.c b/fs/eventfd.c
+index c0ffee99ad238..249ca6c0b7843 100644
+--- a/fs/eventfd.c
++++ b/fs/eventfd.c
+@@ -43,21 +43,7 @@ struct eventfd_ctx {
+       int id;
+ };
+ 
+-/**
+- * eventfd_signal - Adds @n to the eventfd counter.
+- * @ctx: [in] Pointer to the eventfd context.
+- * @n: [in] Value of the counter to be added to the eventfd internal counter.
+- *          The value cannot be negative.
+- *
+- * This function is supposed to be called by the kernel in paths that do not
+- * allow sleeping. In this function we allow the counter to reach the 
ULLONG_MAX
+- * value, and we signal this as overflow condition by returning a EPOLLERR
+- * to poll(2).
+- *
+- * Returns the amount by which the counter was incremented.  This will be less
+- * than @n if the counter has overflowed.
+- */
+-__u64 eventfd_signal(struct eventfd_ctx *ctx, __u64 n)
++__u64 eventfd_signal_mask(struct eventfd_ctx *ctx, __u64 n, unsigned mask)
+ {
+       unsigned long flags;
+ 
+@@ -78,12 +64,31 @@ __u64 eventfd_signal(struct eventfd_ctx *ctx, __u64 n)
+               n = ULLONG_MAX - ctx->count;
+       ctx->count += n;
+       if (waitqueue_active(&ctx->wqh))
+-              wake_up_locked_poll(&ctx->wqh, EPOLLIN);
++              wake_up_locked_poll(&ctx->wqh, EPOLLIN | mask);
+       current->in_eventfd = 0;
+       spin_unlock_irqrestore(&ctx->wqh.lock, flags);
+ 
+       return n;
+ }
++
++/**
++ * eventfd_signal - Adds @n to the eventfd counter.
++ * @ctx: [in] Pointer to the eventfd context.
++ * @n: [in] Value of the counter to be added to the eventfd internal counter.
++ *          The value cannot be negative.
++ *
++ * This function is supposed to be called by the kernel in paths that do not
++ * allow sleeping. In this function we allow the counter to reach the 
ULLONG_MAX
++ * value, and we signal this as overflow condition by returning a EPOLLERR
++ * to poll(2).
++ *
++ * Returns the amount by which the counter was incremented.  This will be less
++ * than @n if the counter has overflowed.
++ */
++__u64 eventfd_signal(struct eventfd_ctx *ctx, __u64 n)
++{
++      return eventfd_signal_mask(ctx, n, 0);
++}
+ EXPORT_SYMBOL_GPL(eventfd_signal);
+ 
+ static void eventfd_free_ctx(struct eventfd_ctx *ctx)
+diff --git a/fs/eventpoll.c b/fs/eventpoll.c
+index cf326c53db0f7..1ec1978255443 100644
+--- a/fs/eventpoll.c
++++ b/fs/eventpoll.c
+@@ -484,7 +484,8 @@ static inline void ep_set_busy_poll_napi_id(struct epitem 
*epi)
+  */
+ #ifdef CONFIG_DEBUG_LOCK_ALLOC
+ 
+-static void ep_poll_safewake(struct eventpoll *ep, struct epitem *epi)
++static void ep_poll_safewake(struct eventpoll *ep, struct epitem *epi,
++                           unsigned pollflags)
+ {
+       struct eventpoll *ep_src;
+       unsigned long flags;
+@@ -515,16 +516,17 @@ static void ep_poll_safewake(struct eventpoll *ep, 
struct epitem *epi)
+       }
+       spin_lock_irqsave_nested(&ep->poll_wait.lock, flags, nests);
+       ep->nests = nests + 1;
+-      wake_up_locked_poll(&ep->poll_wait, EPOLLIN);
++      wake_up_locked_poll(&ep->poll_wait, EPOLLIN | pollflags);
+       ep->nests = 0;
+       spin_unlock_irqrestore(&ep->poll_wait.lock, flags);
+ }
+ 
+ #else
+ 
+-static void ep_poll_safewake(struct eventpoll *ep, struct epitem *epi)
++static void ep_poll_safewake(struct eventpoll *ep, struct epitem *epi,
++                           unsigned pollflags)
+ {
+-      wake_up_poll(&ep->poll_wait, EPOLLIN);
++      wake_up_poll(&ep->poll_wait, EPOLLIN | pollflags);
+ }
+ 
+ #endif
+@@ -735,7 +737,7 @@ static void ep_free(struct eventpoll *ep)
+ 
+       /* We need to release all tasks waiting for these file */
+       if (waitqueue_active(&ep->poll_wait))
+-              ep_poll_safewake(ep, NULL);
++              ep_poll_safewake(ep, NULL, 0);
+ 
+       /*
+        * We need to lock this because we could be hit by
+@@ -1201,7 +1203,7 @@ out_unlock:
+ 
+       /* We have to call this outside the lock */
+       if (pwake)
+-              ep_poll_safewake(ep, epi);
++              ep_poll_safewake(ep, epi, pollflags & EPOLL_URING_WAKE);
+ 
+       if (!(epi->event.events & EPOLLEXCLUSIVE))
+               ewake = 1;
+@@ -1546,7 +1548,7 @@ static int ep_insert(struct eventpoll *ep, const struct 
epoll_event *event,
+ 
+       /* We have to call this outside the lock */
+       if (pwake)
+-              ep_poll_safewake(ep, NULL);
++              ep_poll_safewake(ep, NULL, 0);
+ 
+       return 0;
+ }
+@@ -1622,7 +1624,7 @@ static int ep_modify(struct eventpoll *ep, struct epitem 
*epi,
+ 
+       /* We have to call this outside the lock */
+       if (pwake)
+-              ep_poll_safewake(ep, NULL);
++              ep_poll_safewake(ep, NULL, 0);
+ 
+       return 0;
+ }
+diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c
+index 761fd42c93f23..6a9ab5c11939f 100644
+--- a/fs/f2fs/extent_cache.c
++++ b/fs/f2fs/extent_cache.c
+@@ -415,7 +415,8 @@ static bool f2fs_lookup_extent_tree(struct inode *inode, 
pgoff_t pgofs,
+       struct extent_node *en;
+       bool ret = false;
+ 
+-      f2fs_bug_on(sbi, !et);
++      if (!et)
++              return false;
+ 
+       trace_f2fs_lookup_extent_tree_start(inode, pgofs);
+ 
+diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c
+index d2103852475fa..45eec08ec904f 100644
+--- a/fs/nfs/filelayout/filelayout.c
++++ b/fs/nfs/filelayout/filelayout.c
+@@ -783,6 +783,12 @@ filelayout_alloc_lseg(struct pnfs_layout_hdr *layoutid,
+       return &fl->generic_hdr;
+ }
+ 
++static bool
++filelayout_lseg_is_striped(const struct nfs4_filelayout_segment *flseg)
++{
++      return flseg->num_fh > 1;
++}
++
+ /*
+  * filelayout_pg_test(). Called by nfs_can_coalesce_requests()
+  *
+@@ -803,6 +809,8 @@ filelayout_pg_test(struct nfs_pageio_descriptor *pgio, 
struct nfs_page *prev,
+       size = pnfs_generic_pg_test(pgio, prev, req);
+       if (!size)
+               return 0;
++      else if (!filelayout_lseg_is_striped(FILELAYOUT_LSEG(pgio->pg_lseg)))
++              return size;
+ 
+       /* see if req and prev are in the same stripe */
+       if (prev) {
+diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c
+index 2301b57ca17ff..def9121a466ef 100644
+--- a/fs/nilfs2/btree.c
++++ b/fs/nilfs2/btree.c
+@@ -480,9 +480,18 @@ static int __nilfs_btree_get_block(const struct 
nilfs_bmap *btree, __u64 ptr,
+       ret = nilfs_btnode_submit_block(btnc, ptr, 0, REQ_OP_READ, 0, &bh,
+                                       &submit_ptr);
+       if (ret) {
+-              if (ret != -EEXIST)
+-                      return ret;
+-              goto out_check;
++              if (likely(ret == -EEXIST))
++                      goto out_check;
++              if (ret == -ENOENT) {
++                      /*
++                       * Block address translation failed due to invalid
++                       * value of 'ptr'.  In this case, return internal code
++                       * -EINVAL (broken bmap) to notify bmap layer of fatal
++                       * metadata corruption.
++                       */
++                      ret = -EINVAL;
++              }
++              return ret;
+       }
+ 
+       if (ra) {
+diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c
+index 42af83bcaf136..321d55b3ca17d 100644
+--- a/fs/ntfs3/attrib.c
++++ b/fs/ntfs3/attrib.c
+@@ -1967,7 +1967,7 @@ int attr_punch_hole(struct ntfs_inode *ni, u64 vbo, u64 
bytes, u32 *frame_size)
+               return -ENOENT;
+ 
+       if (!attr_b->non_res) {
+-              u32 data_size = le32_to_cpu(attr->res.data_size);
++              u32 data_size = le32_to_cpu(attr_b->res.data_size);
+               u32 from, to;
+ 
+               if (vbo > data_size)
+diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c
+index 85a98590b6efb..d3e182c1a1281 100644
+--- a/fs/zonefs/super.c
++++ b/fs/zonefs/super.c
+@@ -402,6 +402,10 @@ static int zonefs_io_error_cb(struct blk_zone *zone, 
unsigned int idx,
+                       data_size = zonefs_check_zone_condition(inode, zone,
+                                                               false, false);
+               }
++      } else if (sbi->s_mount_opts & ZONEFS_MNTOPT_ERRORS_RO &&
++                 data_size > isize) {
++              /* Do not expose garbage data */
++              data_size = isize;
+       }
+ 
+       /*
+@@ -765,6 +769,24 @@ static ssize_t zonefs_file_dio_append(struct kiocb *iocb, 
struct iov_iter *from)
+ 
+       ret = submit_bio_wait(bio);
+ 
++      /*
++       * If the file zone was written underneath the file system, the zone
++       * write pointer may not be where we expect it to be, but the zone
++       * append write can still succeed. So check manually that we wrote where
++       * we intended to, that is, at zi->i_wpoffset.
++       */
++      if (!ret) {
++              sector_t wpsector =
++                      zi->i_zsector + (zi->i_wpoffset >> SECTOR_SHIFT);
++
++              if (bio->bi_iter.bi_sector != wpsector) {
++                      zonefs_warn(inode->i_sb,
++                              "Corrupted write pointer %llu for zone at 
%llu\n",
++                              wpsector, zi->i_zsector);
++                      ret = -EIO;
++              }
++      }
++
+       zonefs_file_write_dio_end_io(iocb, size, ret, 0);
+       trace_zonefs_file_dio_append(inode, size, ret);
+ 
+diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
+index 3cd202d3eefb3..36a486505b081 100644
+--- a/include/linux/eventfd.h
++++ b/include/linux/eventfd.h
+@@ -40,6 +40,7 @@ struct file *eventfd_fget(int fd);
+ struct eventfd_ctx *eventfd_ctx_fdget(int fd);
+ struct eventfd_ctx *eventfd_ctx_fileget(struct file *file);
+ __u64 eventfd_signal(struct eventfd_ctx *ctx, __u64 n);
++__u64 eventfd_signal_mask(struct eventfd_ctx *ctx, __u64 n, unsigned mask);
+ int eventfd_ctx_remove_wait_queue(struct eventfd_ctx *ctx, wait_queue_entry_t 
*wait,
+                                 __u64 *cnt);
+ void eventfd_ctx_do_read(struct eventfd_ctx *ctx, __u64 *cnt);
+@@ -66,6 +67,12 @@ static inline int eventfd_signal(struct eventfd_ctx *ctx, 
__u64 n)
+       return -ENOSYS;
+ }
+ 
++static inline int eventfd_signal_mask(struct eventfd_ctx *ctx, __u64 n,
++                                    unsigned mask)
++{
++      return -ENOSYS;
++}
++
+ static inline void eventfd_ctx_put(struct eventfd_ctx *ctx)
+ {
+ 
+diff --git a/include/linux/usb.h b/include/linux/usb.h
+index da1329b85329b..89f58d070470c 100644
+--- a/include/linux/usb.h
++++ b/include/linux/usb.h
+@@ -749,11 +749,14 @@ extern struct device *usb_intf_get_dma_device(struct 
usb_interface *intf);
+ extern int usb_acpi_set_power_state(struct usb_device *hdev, int index,
+       bool enable);
+ extern bool usb_acpi_power_manageable(struct usb_device *hdev, int index);
++extern int usb_acpi_port_lpm_incapable(struct usb_device *hdev, int index);
+ #else
+ static inline int usb_acpi_set_power_state(struct usb_device *hdev, int index,
+       bool enable) { return 0; }
+ static inline bool usb_acpi_power_manageable(struct usb_device *hdev, int 
index)
+       { return true; }
++static inline int usb_acpi_port_lpm_incapable(struct usb_device *hdev, int 
index)
++      { return 0; }
+ #endif
+ 
+ /* USB autosuspend and autoresume */
+diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
+index 8f58fd95efc74..9271b5dfae4c4 100644
+--- a/include/trace/events/btrfs.h
++++ b/include/trace/events/btrfs.h
+@@ -96,7 +96,7 @@ struct btrfs_space_info;
+       EM( FLUSH_DELALLOC_WAIT,        "FLUSH_DELALLOC_WAIT")          \
+       EM( FLUSH_DELALLOC_FULL,        "FLUSH_DELALLOC_FULL")          \
+       EM( FLUSH_DELAYED_REFS_NR,      "FLUSH_DELAYED_REFS_NR")        \
+-      EM( FLUSH_DELAYED_REFS,         "FLUSH_ELAYED_REFS")            \
++      EM( FLUSH_DELAYED_REFS,         "FLUSH_DELAYED_REFS")           \
+       EM( ALLOC_CHUNK,                "ALLOC_CHUNK")                  \
+       EM( ALLOC_CHUNK_FORCE,          "ALLOC_CHUNK_FORCE")            \
+       EM( RUN_DELAYED_IPUTS,          "RUN_DELAYED_IPUTS")            \
+diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h
+index a77b690709cc1..7f0b91dfb532d 100644
+--- a/include/trace/trace_events.h
++++ b/include/trace/trace_events.h
+@@ -479,7 +479,7 @@ static struct trace_event_functions 
trace_event_type_funcs_##call = {      \
+ 
+ #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
+ 
+-#define ALIGN_STRUCTFIELD(type) ((int)(offsetof(struct {char a; type b;}, b)))
++#define ALIGN_STRUCTFIELD(type) ((int)(__alignof__(struct {type b;})))
+ 
+ #undef __field_ext
+ #define __field_ext(_type, _item, _filter_type) {                     \
+diff --git a/include/uapi/linux/eventpoll.h b/include/uapi/linux/eventpoll.h
+index 8a3432d0f0dcb..e687658843b1c 100644
+--- a/include/uapi/linux/eventpoll.h
++++ b/include/uapi/linux/eventpoll.h
+@@ -41,6 +41,12 @@
+ #define EPOLLMSG      (__force __poll_t)0x00000400
+ #define EPOLLRDHUP    (__force __poll_t)0x00002000
+ 
++/*
++ * Internal flag - wakeup generated by io_uring, used to detect recursion back
++ * into the io_uring poll handler.
++ */
++#define EPOLL_URING_WAKE      ((__force __poll_t)(1U << 27))
++
+ /* Set exclusive wakeup mode for the target file descriptor */
+ #define EPOLLEXCLUSIVE        ((__force __poll_t)(1U << 28))
+ 
+diff --git a/io_uring/io-wq.c b/io_uring/io-wq.c
+index 87bc38b471037..81485c1a9879e 100644
+--- a/io_uring/io-wq.c
++++ b/io_uring/io-wq.c
+@@ -513,7 +513,7 @@ static struct io_wq_work *io_get_next_work(struct 
io_wqe_acct *acct,
+ 
+ static bool io_flush_signals(void)
+ {
+-      if (unlikely(test_thread_flag(TIF_NOTIFY_SIGNAL))) {
++      if (test_thread_flag(TIF_NOTIFY_SIGNAL) || current->task_works) {
+               __set_current_state(TASK_RUNNING);
+               tracehook_notify_signal();
+               return true;
+diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
+index 9a01188ff45a8..cae78f37d7093 100644
+--- a/io_uring/io_uring.c
++++ b/io_uring/io_uring.c
+@@ -578,6 +578,7 @@ struct io_sr_msg {
+       int                             msg_flags;
+       int                             bgid;
+       size_t                          len;
++      size_t                          done_io;
+       struct io_buffer                *kbuf;
+ };
+ 
+@@ -739,6 +740,7 @@ enum {
+       REQ_F_CREDS_BIT,
+       REQ_F_REFCOUNT_BIT,
+       REQ_F_ARM_LTIMEOUT_BIT,
++      REQ_F_PARTIAL_IO_BIT,
+       /* keep async read/write and isreg together and in order */
+       REQ_F_NOWAIT_READ_BIT,
+       REQ_F_NOWAIT_WRITE_BIT,
+@@ -794,6 +796,8 @@ enum {
+       REQ_F_REFCOUNT          = BIT(REQ_F_REFCOUNT_BIT),
+       /* there is a linked timeout that has to be armed */
+       REQ_F_ARM_LTIMEOUT      = BIT(REQ_F_ARM_LTIMEOUT_BIT),
++      /* request has already done partial IO */
++      REQ_F_PARTIAL_IO        = BIT(REQ_F_PARTIAL_IO_BIT),
+ };
+ 
+ struct async_poll {
+@@ -1629,13 +1633,15 @@ static void io_cqring_ev_posted(struct io_ring_ctx 
*ctx)
+        * wake as many waiters as we need to.
+        */
+       if (wq_has_sleeper(&ctx->cq_wait))
+-              wake_up_all(&ctx->cq_wait);
++              __wake_up(&ctx->cq_wait, TASK_NORMAL, 0,
++                              poll_to_key(EPOLL_URING_WAKE | EPOLLIN));
+       if (ctx->sq_data && waitqueue_active(&ctx->sq_data->wait))
+               wake_up(&ctx->sq_data->wait);
+       if (io_should_trigger_evfd(ctx))
+-              eventfd_signal(ctx->cq_ev_fd, 1);
++              eventfd_signal_mask(ctx->cq_ev_fd, 1, EPOLL_URING_WAKE);
+       if (waitqueue_active(&ctx->poll_wait))
+-              wake_up_interruptible(&ctx->poll_wait);
++              __wake_up(&ctx->poll_wait, TASK_INTERRUPTIBLE, 0,
++                              poll_to_key(EPOLL_URING_WAKE | EPOLLIN));
+ }
+ 
+ static void io_cqring_ev_posted_iopoll(struct io_ring_ctx *ctx)
+@@ -1645,12 +1651,14 @@ static void io_cqring_ev_posted_iopoll(struct 
io_ring_ctx *ctx)
+ 
+       if (ctx->flags & IORING_SETUP_SQPOLL) {
+               if (waitqueue_active(&ctx->cq_wait))
+-                      wake_up_all(&ctx->cq_wait);
++                      __wake_up(&ctx->cq_wait, TASK_NORMAL, 0,
++                                poll_to_key(EPOLL_URING_WAKE | EPOLLIN));
+       }
+       if (io_should_trigger_evfd(ctx))
+-              eventfd_signal(ctx->cq_ev_fd, 1);
++              eventfd_signal_mask(ctx->cq_ev_fd, 1, EPOLL_URING_WAKE);
+       if (waitqueue_active(&ctx->poll_wait))
+-              wake_up_interruptible(&ctx->poll_wait);
++              __wake_up(&ctx->poll_wait, TASK_INTERRUPTIBLE, 0,
++                              poll_to_key(EPOLL_URING_WAKE | EPOLLIN));
+ }
+ 
+ /* Returns true if there are no backlogged entries after the flush */
+@@ -2695,17 +2703,32 @@ static bool io_rw_should_reissue(struct io_kiocb *req)
+ }
+ #endif
+ 
+-static bool __io_complete_rw_common(struct io_kiocb *req, long res)
++/*
++ * Trigger the notifications after having done some IO, and finish the write
++ * accounting, if any.
++ */
++static void io_req_io_end(struct io_kiocb *req)
+ {
+-      if (req->rw.kiocb.ki_flags & IOCB_WRITE) {
++      struct io_rw *rw = &req->rw;
++
++      if (rw->kiocb.ki_flags & IOCB_WRITE) {
+               kiocb_end_write(req);
+               fsnotify_modify(req->file);
+       } else {
+               fsnotify_access(req->file);
+       }
++}
++
++static bool __io_complete_rw_common(struct io_kiocb *req, long res)
++{
+       if (res != req->result) {
+               if ((res == -EAGAIN || res == -EOPNOTSUPP) &&
+                   io_rw_should_reissue(req)) {
++                      /*
++                       * Reissue will start accounting again, finish the
++                       * current cycle.
++                       */
++                      io_req_io_end(req);
+                       req->flags |= REQ_F_REISSUE;
+                       return true;
+               }
+@@ -2747,12 +2770,10 @@ static void io_req_task_complete(struct io_kiocb *req, 
bool *locked)
+       }
+ }
+ 
+-static void __io_complete_rw(struct io_kiocb *req, long res, long res2,
+-                           unsigned int issue_flags)
++static void io_req_rw_complete(struct io_kiocb *req, bool *locked)
+ {
+-      if (__io_complete_rw_common(req, res))
+-              return;
+-      __io_req_complete(req, issue_flags, io_fixup_rw_res(req, res), 
io_put_rw_kbuf(req));
++      io_req_io_end(req);
++      io_req_task_complete(req, locked);
+ }
+ 
+ static void io_complete_rw(struct kiocb *kiocb, long res, long res2)
+@@ -2762,7 +2783,7 @@ static void io_complete_rw(struct kiocb *kiocb, long 
res, long res2)
+       if (__io_complete_rw_common(req, res))
+               return;
+       req->result = io_fixup_rw_res(req, res);
+-      req->io_task_work.func = io_req_task_complete;
++      req->io_task_work.func = io_req_rw_complete;
+       io_req_task_work_add(req);
+ }
+ 
+@@ -2914,14 +2935,6 @@ static int io_prep_rw(struct io_kiocb *req, const 
struct io_uring_sqe *sqe,
+               req->flags |= REQ_F_ISREG;
+ 
+       kiocb->ki_pos = READ_ONCE(sqe->off);
+-      if (kiocb->ki_pos == -1) {
+-              if (!(file->f_mode & FMODE_STREAM)) {
+-                      req->flags |= REQ_F_CUR_POS;
+-                      kiocb->ki_pos = file->f_pos;
+-              } else {
+-                      kiocb->ki_pos = 0;
+-              }
+-      }
+       kiocb->ki_hint = ki_hint_validate(file_write_hint(kiocb->ki_filp));
+       kiocb->ki_flags = iocb_flags(kiocb->ki_filp);
+       ret = kiocb_set_rw_flags(kiocb, READ_ONCE(sqe->rw_flags));
+@@ -3003,6 +3016,23 @@ static inline void io_rw_done(struct kiocb *kiocb, 
ssize_t ret)
+       }
+ }
+ 
++static inline loff_t *io_kiocb_update_pos(struct io_kiocb *req)
++{
++      struct kiocb *kiocb = &req->rw.kiocb;
++
++      if (kiocb->ki_pos != -1)
++              return &kiocb->ki_pos;
++
++      if (!(req->file->f_mode & FMODE_STREAM)) {
++              req->flags |= REQ_F_CUR_POS;
++              kiocb->ki_pos = req->file->f_pos;
++              return &kiocb->ki_pos;
++      }
++
++      kiocb->ki_pos = 0;
++      return NULL;
++}
++
+ static void kiocb_done(struct kiocb *kiocb, ssize_t ret,
+                      unsigned int issue_flags)
+ {
+@@ -3010,10 +3040,20 @@ static void kiocb_done(struct kiocb *kiocb, ssize_t 
ret,
+ 
+       if (req->flags & REQ_F_CUR_POS)
+               req->file->f_pos = kiocb->ki_pos;
+-      if (ret >= 0 && (kiocb->ki_complete == io_complete_rw))
+-              __io_complete_rw(req, ret, 0, issue_flags);
+-      else
++      if (ret >= 0 && (kiocb->ki_complete == io_complete_rw)) {
++              if (!__io_complete_rw_common(req, ret)) {
++                      /*
++                       * Safe to call io_end from here as we're inline
++                       * from the submission path.
++                       */
++                      io_req_io_end(req);
++                      __io_req_complete(req, issue_flags,
++                                        io_fixup_rw_res(req, ret),
++                                        io_put_rw_kbuf(req));
++              }
++      } else {
+               io_rw_done(kiocb, ret);
++      }
+ 
+       if (req->flags & REQ_F_REISSUE) {
+               req->flags &= ~REQ_F_REISSUE;
+@@ -3295,6 +3335,7 @@ static ssize_t loop_rw_iter(int rw, struct io_kiocb 
*req, struct iov_iter *iter)
+       struct kiocb *kiocb = &req->rw.kiocb;
+       struct file *file = req->file;
+       ssize_t ret = 0;
++      loff_t *ppos;
+ 
+       /*
+        * Don't support polled IO through this interface, and we can't
+@@ -3306,6 +3347,8 @@ static ssize_t loop_rw_iter(int rw, struct io_kiocb 
*req, struct iov_iter *iter)
+       if (kiocb->ki_flags & IOCB_NOWAIT)
+               return -EAGAIN;
+ 
++      ppos = io_kiocb_ppos(kiocb);
++
+       while (iov_iter_count(iter)) {
+               struct iovec iovec;
+               ssize_t nr;
+@@ -3319,10 +3362,10 @@ static ssize_t loop_rw_iter(int rw, struct io_kiocb 
*req, struct iov_iter *iter)
+ 
+               if (rw == READ) {
+                       nr = file->f_op->read(file, iovec.iov_base,
+-                                            iovec.iov_len, 
io_kiocb_ppos(kiocb));
++                                            iovec.iov_len, ppos);
+               } else {
+                       nr = file->f_op->write(file, iovec.iov_base,
+-                                             iovec.iov_len, 
io_kiocb_ppos(kiocb));
++                                             iovec.iov_len, ppos);
+               }
+ 
+               if (nr < 0) {
+@@ -3523,6 +3566,7 @@ static int io_read(struct io_kiocb *req, unsigned int 
issue_flags)
+       bool force_nonblock = issue_flags & IO_URING_F_NONBLOCK;
+       struct iov_iter_state __state, *state;
+       ssize_t ret, ret2;
++      loff_t *ppos;
+ 
+       if (rw) {
+               iter = &rw->iter;
+@@ -3555,7 +3599,9 @@ static int io_read(struct io_kiocb *req, unsigned int 
issue_flags)
+               return ret ?: -EAGAIN;
+       }
+ 
+-      ret = rw_verify_area(READ, req->file, io_kiocb_ppos(kiocb), 
req->result);
++      ppos = io_kiocb_update_pos(req);
++
++      ret = rw_verify_area(READ, req->file, ppos, req->result);
+       if (unlikely(ret)) {
+               kfree(iovec);
+               return ret;
+@@ -3659,6 +3705,7 @@ static int io_write(struct io_kiocb *req, unsigned int 
issue_flags)
+       bool force_nonblock = issue_flags & IO_URING_F_NONBLOCK;
+       struct iov_iter_state __state, *state;
+       ssize_t ret, ret2;
++      loff_t *ppos;
+ 
+       if (rw) {
+               iter = &rw->iter;
+@@ -3689,7 +3736,9 @@ static int io_write(struct io_kiocb *req, unsigned int 
issue_flags)
+           (req->flags & REQ_F_ISREG))
+               goto copy_iov;
+ 
+-      ret = rw_verify_area(WRITE, req->file, io_kiocb_ppos(kiocb), 
req->result);
++      ppos = io_kiocb_update_pos(req);
++
++      ret = rw_verify_area(WRITE, req->file, ppos, req->result);
+       if (unlikely(ret))
+               goto out_free;
+ 
+@@ -4769,6 +4818,13 @@ static int io_sync_file_range(struct io_kiocb *req, 
unsigned int issue_flags)
+ }
+ 
+ #if defined(CONFIG_NET)
++static bool io_net_retry(struct socket *sock, int flags)
++{
++      if (!(flags & MSG_WAITALL))
++              return false;
++      return sock->type == SOCK_STREAM || sock->type == SOCK_SEQPACKET;
++}
++
+ static int io_setup_async_msg(struct io_kiocb *req,
+                             struct io_async_msghdr *kmsg)
+ {
+@@ -4786,8 +4842,10 @@ static int io_setup_async_msg(struct io_kiocb *req,
+       if (async_msg->msg.msg_name)
+               async_msg->msg.msg_name = &async_msg->addr;
+       /* if were using fast_iov, set it to the new one */
+-      if (!async_msg->free_iov)
+-              async_msg->msg.msg_iter.iov = async_msg->fast_iov;
++      if (!kmsg->free_iov) {
++              size_t fast_idx = kmsg->msg.msg_iter.iov - kmsg->fast_iov;
++              async_msg->msg.msg_iter.iov = &async_msg->fast_iov[fast_idx];
++      }
+ 
+       return -EAGAIN;
+ }
+@@ -4832,12 +4890,14 @@ static int io_sendmsg_prep(struct io_kiocb *req, const 
struct io_uring_sqe *sqe)
+       if (req->ctx->compat)
+               sr->msg_flags |= MSG_CMSG_COMPAT;
+ #endif
++      sr->done_io = 0;
+       return 0;
+ }
+ 
+ static int io_sendmsg(struct io_kiocb *req, unsigned int issue_flags)
+ {
+       struct io_async_msghdr iomsg, *kmsg;
++      struct io_sr_msg *sr = &req->sr_msg;
+       struct socket *sock;
+       unsigned flags;
+       int min_ret = 0;
+@@ -4862,17 +4922,27 @@ static int io_sendmsg(struct io_kiocb *req, unsigned 
int issue_flags)
+               min_ret = iov_iter_count(&kmsg->msg.msg_iter);
+ 
+       ret = __sys_sendmsg_sock(sock, &kmsg->msg, flags);
+-      if ((issue_flags & IO_URING_F_NONBLOCK) && ret == -EAGAIN)
+-              return io_setup_async_msg(req, kmsg);
+-      if (ret == -ERESTARTSYS)
+-              ret = -EINTR;
+ 
++      if (ret < min_ret) {
++              if (ret == -EAGAIN && (issue_flags & IO_URING_F_NONBLOCK))
++                      return io_setup_async_msg(req, kmsg);
++              if (ret == -ERESTARTSYS)
++                      ret = -EINTR;
++              if (ret > 0 && io_net_retry(sock, flags)) {
++                      sr->done_io += ret;
++                      req->flags |= REQ_F_PARTIAL_IO;
++                      return io_setup_async_msg(req, kmsg);
++              }
++              req_set_fail(req);
++      }
+       /* fast path, check for non-NULL to avoid function call */
+       if (kmsg->free_iov)
+               kfree(kmsg->free_iov);
+       req->flags &= ~REQ_F_NEED_CLEANUP;
+-      if (ret < min_ret)
+-              req_set_fail(req);
++      if (ret >= 0)
++              ret += sr->done_io;
++      else if (sr->done_io)
++              ret = sr->done_io;
+       __io_req_complete(req, issue_flags, ret, 0);
+       return 0;
+ }
+@@ -4908,13 +4978,24 @@ static int io_send(struct io_kiocb *req, unsigned int 
issue_flags)
+ 
+       msg.msg_flags = flags;
+       ret = sock_sendmsg(sock, &msg);
+-      if ((issue_flags & IO_URING_F_NONBLOCK) && ret == -EAGAIN)
+-              return -EAGAIN;
+-      if (ret == -ERESTARTSYS)
+-              ret = -EINTR;
+-
+-      if (ret < min_ret)
++      if (ret < min_ret) {
++              if (ret == -EAGAIN && (issue_flags & IO_URING_F_NONBLOCK))
++                      return -EAGAIN;
++              if (ret == -ERESTARTSYS)
++                      ret = -EINTR;
++              if (ret > 0 && io_net_retry(sock, flags)) {
++                      sr->len -= ret;
++                      sr->buf += ret;
++                      sr->done_io += ret;
++                      req->flags |= REQ_F_PARTIAL_IO;
++                      return -EAGAIN;
++              }
+               req_set_fail(req);
++      }
++      if (ret >= 0)
++              ret += sr->done_io;
++      else if (sr->done_io)
++              ret = sr->done_io;
+       __io_req_complete(req, issue_flags, ret, 0);
+       return 0;
+ }
+@@ -5058,12 +5139,14 @@ static int io_recvmsg_prep(struct io_kiocb *req, const 
struct io_uring_sqe *sqe)
+       if (req->ctx->compat)
+               sr->msg_flags |= MSG_CMSG_COMPAT;
+ #endif
++      sr->done_io = 0;
+       return 0;
+ }
+ 
+ static int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags)
+ {
+       struct io_async_msghdr iomsg, *kmsg;
++      struct io_sr_msg *sr = &req->sr_msg;
+       struct socket *sock;
+       struct io_buffer *kbuf;
+       unsigned flags;
+@@ -5101,10 +5184,20 @@ static int io_recvmsg(struct io_kiocb *req, unsigned 
int issue_flags)
+ 
+       ret = __sys_recvmsg_sock(sock, &kmsg->msg, req->sr_msg.umsg,
+                                       kmsg->uaddr, flags);
+-      if (force_nonblock && ret == -EAGAIN)
+-              return io_setup_async_msg(req, kmsg);
+-      if (ret == -ERESTARTSYS)
+-              ret = -EINTR;
++      if (ret < min_ret) {
++              if (ret == -EAGAIN && force_nonblock)
++                      return io_setup_async_msg(req, kmsg);
++              if (ret == -ERESTARTSYS)
++                      ret = -EINTR;
++              if (ret > 0 && io_net_retry(sock, flags)) {
++                      sr->done_io += ret;
++                      req->flags |= REQ_F_PARTIAL_IO;
++                      return io_setup_async_msg(req, kmsg);
++              }
++              req_set_fail(req);
++      } else if ((flags & MSG_WAITALL) && (kmsg->msg.msg_flags & (MSG_TRUNC | 
MSG_CTRUNC))) {
++              req_set_fail(req);
++      }
+ 
+       if (req->flags & REQ_F_BUFFER_SELECTED)
+               cflags = io_put_recv_kbuf(req);
+@@ -5112,8 +5205,10 @@ static int io_recvmsg(struct io_kiocb *req, unsigned 
int issue_flags)
+       if (kmsg->free_iov)
+               kfree(kmsg->free_iov);
+       req->flags &= ~REQ_F_NEED_CLEANUP;
+-      if (ret < min_ret || ((flags & MSG_WAITALL) && (kmsg->msg.msg_flags & 
(MSG_TRUNC | MSG_CTRUNC))))
+-              req_set_fail(req);
++      if (ret >= 0)
++              ret += sr->done_io;
++      else if (sr->done_io)
++              ret = sr->done_io;
+       __io_req_complete(req, issue_flags, ret, cflags);
+       return 0;
+ }
+@@ -5160,15 +5255,29 @@ static int io_recv(struct io_kiocb *req, unsigned int 
issue_flags)
+               min_ret = iov_iter_count(&msg.msg_iter);
+ 
+       ret = sock_recvmsg(sock, &msg, flags);
+-      if (force_nonblock && ret == -EAGAIN)
+-              return -EAGAIN;
+-      if (ret == -ERESTARTSYS)
+-              ret = -EINTR;
++      if (ret < min_ret) {
++              if (ret == -EAGAIN && force_nonblock)
++                      return -EAGAIN;
++              if (ret == -ERESTARTSYS)
++                      ret = -EINTR;
++              if (ret > 0 && io_net_retry(sock, flags)) {
++                      sr->len -= ret;
++                      sr->buf += ret;
++                      sr->done_io += ret;
++                      req->flags |= REQ_F_PARTIAL_IO;
++                      return -EAGAIN;
++              }
++              req_set_fail(req);
++      } else if ((flags & MSG_WAITALL) && (msg.msg_flags & (MSG_TRUNC | 
MSG_CTRUNC))) {
+ out_free:
++              req_set_fail(req);
++      }
+       if (req->flags & REQ_F_BUFFER_SELECTED)
+               cflags = io_put_recv_kbuf(req);
+-      if (ret < min_ret || ((flags & MSG_WAITALL) && (msg.msg_flags & 
(MSG_TRUNC | MSG_CTRUNC))))
+-              req_set_fail(req);
++      if (ret >= 0)
++              ret += sr->done_io;
++      else if (sr->done_io)
++              ret = sr->done_io;
+       __io_req_complete(req, issue_flags, ret, cflags);
+       return 0;
+ }
+@@ -5206,9 +5315,6 @@ static int io_accept(struct io_kiocb *req, unsigned int 
issue_flags)
+       struct file *file;
+       int ret, fd;
+ 
+-      if (req->file->f_flags & O_NONBLOCK)
+-              req->flags |= REQ_F_NOWAIT;
+-
+       if (!fixed) {
+               fd = __get_unused_fd_flags(accept->flags, accept->nofile);
+               if (unlikely(fd < 0))
+@@ -5220,6 +5326,8 @@ static int io_accept(struct io_kiocb *req, unsigned int 
issue_flags)
+               if (!fixed)
+                       put_unused_fd(fd);
+               ret = PTR_ERR(file);
++              /* safe to retry */
++              req->flags |= REQ_F_PARTIAL_IO;
+               if (ret == -EAGAIN && force_nonblock)
+                       return -EAGAIN;
+               if (ret == -ERESTARTSYS)
+@@ -5636,8 +5744,17 @@ static int io_poll_wake(struct wait_queue_entry *wait, 
unsigned mode, int sync,
+       if (mask && !(mask & poll->events))
+               return 0;
+ 
+-      if (io_poll_get_ownership(req))
++      if (io_poll_get_ownership(req)) {
++              /*
++               * If we trigger a multishot poll off our own wakeup path,
++               * disable multishot as there is a circular dependency between
++               * CQ posting and triggering the event.
++               */
++              if (mask & EPOLL_URING_WAKE)
++                      poll->events |= EPOLLONESHOT;
++
+               __io_poll_execute(req, mask);
++      }
+       return 1;
+ }
+ 
+@@ -5778,7 +5895,7 @@ static int io_arm_poll_handler(struct io_kiocb *req)
+ 
+       if (!req->file || !file_can_poll(req->file))
+               return IO_APOLL_ABORTED;
+-      if (req->flags & REQ_F_POLLED)
++      if ((req->flags & (REQ_F_POLLED|REQ_F_PARTIAL_IO)) == REQ_F_POLLED)
+               return IO_APOLL_ABORTED;
+       if (!def->pollin && !def->pollout)
+               return IO_APOLL_ABORTED;
+@@ -5794,7 +5911,12 @@ static int io_arm_poll_handler(struct io_kiocb *req)
+               mask |= POLLOUT | POLLWRNORM;
+       }
+ 
+-      apoll = kmalloc(sizeof(*apoll), GFP_ATOMIC);
++      if (req->flags & REQ_F_POLLED) {
++              apoll = req->apoll;
++              kfree(apoll->double_poll);
++      } else {
++              apoll = kmalloc(sizeof(*apoll), GFP_ATOMIC);
++      }
+       if (unlikely(!apoll))
+               return IO_APOLL_ABORTED;
+       apoll->double_poll = NULL;
+@@ -9607,6 +9729,10 @@ static void io_ring_ctx_wait_and_kill(struct 
io_ring_ctx *ctx)
+       /* if we failed setting up the ctx, we might not have any rings */
+       io_iopoll_try_reap_events(ctx);
+ 
++      /* drop cached put refs after potentially doing completions */
++      if (current->io_uring)
++              io_uring_drop_tctx_refs(current);
++
+       INIT_WORK(&ctx->exit_work, io_ring_exit_work);
+       /*
+        * Use system_unbound_wq to avoid spawning tons of event kworkers
+diff --git a/kernel/bpf/offload.c b/kernel/bpf/offload.c
+index bd09290e36484..fcdd28224f532 100644
+--- a/kernel/bpf/offload.c
++++ b/kernel/bpf/offload.c
+@@ -216,9 +216,6 @@ static void __bpf_prog_offload_destroy(struct bpf_prog 
*prog)
+       if (offload->dev_state)
+               offload->offdev->ops->destroy(prog);
+ 
+-      /* Make sure BPF_PROG_GET_NEXT_ID can't find this dead program */
+-      bpf_prog_free_id(prog, true);
+-
+       list_del_init(&offload->offloads);
+       kfree(offload);
+       prog->aux->offload = NULL;
+diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
+index aea9852f1c225..ad41b8230780b 100644
+--- a/kernel/bpf/syscall.c
++++ b/kernel/bpf/syscall.c
+@@ -1695,7 +1695,7 @@ static void bpf_audit_prog(const struct bpf_prog *prog, 
unsigned int op)
+               return;
+       if (audit_enabled == AUDIT_OFF)
+               return;
+-      if (op == BPF_AUDIT_LOAD)
++      if (!in_irq() && !irqs_disabled())
+               ctx = audit_context();
+       ab = audit_log_start(ctx, GFP_ATOMIC, AUDIT_BPF);
+       if (unlikely(!ab))
+@@ -1790,6 +1790,7 @@ static void bpf_prog_put_deferred(struct work_struct 
*work)
+       prog = aux->prog;
+       perf_event_bpf_event(prog, PERF_BPF_EVENT_PROG_UNLOAD, 0);
+       bpf_audit_prog(prog, BPF_AUDIT_UNLOAD);
++      bpf_prog_free_id(prog, true);
+       __bpf_prog_put_noref(prog, true);
+ }
+ 
+@@ -1798,9 +1799,6 @@ static void __bpf_prog_put(struct bpf_prog *prog, bool 
do_idr_lock)
+       struct bpf_prog_aux *aux = prog->aux;
+ 
+       if (atomic64_dec_and_test(&aux->refcnt)) {
+-              /* bpf_prog_free_id() must be called first */
+-              bpf_prog_free_id(prog, do_idr_lock);
+-
+               if (in_irq() || irqs_disabled()) {
+                       INIT_WORK(&aux->work, bpf_prog_put_deferred);
+                       schedule_work(&aux->work);
+diff --git a/kernel/sys.c b/kernel/sys.c
+index 3e4e8930fafc6..2d2bc6396515e 100644
+--- a/kernel/sys.c
++++ b/kernel/sys.c
+@@ -1575,6 +1575,8 @@ int do_prlimit(struct task_struct *tsk, unsigned int 
resource,
+ 
+       if (resource >= RLIM_NLIMITS)
+               return -EINVAL;
++      resource = array_index_nospec(resource, RLIM_NLIMITS);
++
+       if (new_rlim) {
+               if (new_rlim->rlim_cur > new_rlim->rlim_max)
+                       return -EINVAL;
+diff --git a/mm/hugetlb.c b/mm/hugetlb.c
+index e7bd42f236671..8599f16d4aa4f 100644
+--- a/mm/hugetlb.c
++++ b/mm/hugetlb.c
+@@ -82,6 +82,8 @@ struct mutex *hugetlb_fault_mutex_table 
____cacheline_aligned_in_smp;
+ 
+ /* Forward declaration */
+ static int hugetlb_acct_memory(struct hstate *h, long delta);
++static void hugetlb_unshare_pmds(struct vm_area_struct *vma,
++              unsigned long start, unsigned long end);
+ 
+ static inline bool subpool_is_free(struct hugepage_subpool *spool)
+ {
+@@ -4164,6 +4166,25 @@ static int hugetlb_vm_op_split(struct vm_area_struct 
*vma, unsigned long addr)
+ {
+       if (addr & ~(huge_page_mask(hstate_vma(vma))))
+               return -EINVAL;
++
++      /*
++       * PMD sharing is only possible for PUD_SIZE-aligned address ranges
++       * in HugeTLB VMAs. If we will lose PUD_SIZE alignment due to this
++       * split, unshare PMDs in the PUD_SIZE interval surrounding addr now.
++       */
++      if (addr & ~PUD_MASK) {
++              /*
++               * hugetlb_vm_op_split is called right before we attempt to
++               * split the VMA. We will need to unshare PMDs in the old and
++               * new VMAs, so let's unshare before we split.
++               */
++              unsigned long floor = addr & PUD_MASK;
++              unsigned long ceil = floor + PUD_SIZE;
++
++              if (floor >= vma->vm_start && ceil <= vma->vm_end)
++                      hugetlb_unshare_pmds(vma, floor, ceil);
++      }
++
+       return 0;
+ }
+ 
+@@ -6349,26 +6370,21 @@ void move_hugetlb_state(struct page *oldpage, struct 
page *newpage, int reason)
+       }
+ }
+ 
+-/*
+- * This function will unconditionally remove all the shared pmd pgtable 
entries
+- * within the specific vma for a hugetlbfs memory range.
+- */
+-void hugetlb_unshare_all_pmds(struct vm_area_struct *vma)
++static void hugetlb_unshare_pmds(struct vm_area_struct *vma,
++                                 unsigned long start,
++                                 unsigned long end)
+ {
+       struct hstate *h = hstate_vma(vma);
+       unsigned long sz = huge_page_size(h);
+       struct mm_struct *mm = vma->vm_mm;
+       struct mmu_notifier_range range;
+-      unsigned long address, start, end;
++      unsigned long address;
+       spinlock_t *ptl;
+       pte_t *ptep;
+ 
+       if (!(vma->vm_flags & VM_MAYSHARE))
+               return;
+ 
+-      start = ALIGN(vma->vm_start, PUD_SIZE);
+-      end = ALIGN_DOWN(vma->vm_end, PUD_SIZE);
+-
+       if (start >= end)
+               return;
+ 
+@@ -6400,6 +6416,16 @@ void hugetlb_unshare_all_pmds(struct vm_area_struct 
*vma)
+       mmu_notifier_invalidate_range_end(&range);
+ }
+ 
++/*
++ * This function will unconditionally remove all the shared pmd pgtable 
entries
++ * within the specific vma for a hugetlbfs memory range.
++ */
++void hugetlb_unshare_all_pmds(struct vm_area_struct *vma)
++{
++      hugetlb_unshare_pmds(vma, ALIGN(vma->vm_start, PUD_SIZE),
++                      ALIGN_DOWN(vma->vm_end, PUD_SIZE));
++}
++
+ #ifdef CONFIG_CMA
+ static bool cma_reserve_called __initdata;
+ 
+diff --git a/mm/khugepaged.c b/mm/khugepaged.c
+index fd25d12e85b33..3afcb1466ec51 100644
+--- a/mm/khugepaged.c
++++ b/mm/khugepaged.c
+@@ -1458,14 +1458,6 @@ void collapse_pte_mapped_thp(struct mm_struct *mm, 
unsigned long addr)
+       if (!hugepage_vma_check(vma, vma->vm_flags | VM_HUGEPAGE))
+               return;
+ 
+-      /*
+-       * Symmetry with retract_page_tables(): Exclude MAP_PRIVATE mappings
+-       * that got written to. Without this, we'd have to also lock the
+-       * anon_vma if one exists.
+-       */
+-      if (vma->anon_vma)
+-              return;
+-
+       hpage = find_lock_page(vma->vm_file->f_mapping,
+                              linear_page_index(vma, haddr));
+       if (!hpage)
+@@ -1537,6 +1529,10 @@ void collapse_pte_mapped_thp(struct mm_struct *mm, 
unsigned long addr)
+       }
+ 
+       /* step 4: collapse pmd */
++      /* we make no change to anon, but protect concurrent anon page lookup */
++      if (vma->anon_vma)
++              anon_vma_lock_write(vma->anon_vma);
++
+       mmu_notifier_range_init(&range, MMU_NOTIFY_CLEAR, 0, NULL, mm, haddr,
+                               haddr + HPAGE_PMD_SIZE);
+       mmu_notifier_invalidate_range_start(&range);
+@@ -1546,6 +1542,8 @@ void collapse_pte_mapped_thp(struct mm_struct *mm, 
unsigned long addr)
+       mmu_notifier_invalidate_range_end(&range);
+       pte_free(mm, pmd_pgtable(_pmd));
+ 
++      if (vma->anon_vma)
++              anon_vma_unlock_write(vma->anon_vma);
+       i_mmap_unlock_write(vma->vm_file->f_mapping);
+ 
+ drop_hpage:
+diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c
+index 6991d77dcb2e2..939c63d6e74b7 100644
+--- a/net/ethtool/ioctl.c
++++ b/net/ethtool/ioctl.c
+@@ -2074,7 +2074,8 @@ static int ethtool_get_phy_stats(struct net_device *dev, 
void __user *useraddr)
+               return n_stats;
+       if (n_stats > S32_MAX / sizeof(u64))
+               return -ENOMEM;
+-      WARN_ON_ONCE(!n_stats);
++      if (WARN_ON_ONCE(!n_stats))
++              return -EOPNOTSUPP;
+ 
+       if (copy_from_user(&stats, useraddr, sizeof(stats)))
+               return -EFAULT;
+diff --git a/net/ipv4/tcp_ulp.c b/net/ipv4/tcp_ulp.c
+index b5d707a5a31b8..8e135af0d4f70 100644
+--- a/net/ipv4/tcp_ulp.c
++++ b/net/ipv4/tcp_ulp.c
+@@ -136,7 +136,7 @@ static int __tcp_set_ulp(struct sock *sk, const struct 
tcp_ulp_ops *ulp_ops)
+       if (icsk->icsk_ulp_ops)
+               goto out_err;
+ 
+-      err = -EINVAL;
++      err = -ENOTCONN;
+       if (!ulp_ops->clone && sk->sk_state == TCP_LISTEN)
+               goto out_err;
+ 
+diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
+index 1deb3d874a4b9..a4d3fa14f76b7 100644
+--- a/net/mac80211/agg-tx.c
++++ b/net/mac80211/agg-tx.c
+@@ -491,7 +491,7 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info 
*sta, int tid)
+ {
+       struct tid_ampdu_tx *tid_tx;
+       struct ieee80211_local *local = sta->local;
+-      struct ieee80211_sub_if_data *sdata = sta->sdata;
++      struct ieee80211_sub_if_data *sdata;
+       struct ieee80211_ampdu_params params = {
+               .sta = &sta->sta,
+               .action = IEEE80211_AMPDU_TX_START,
+@@ -521,6 +521,7 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info 
*sta, int tid)
+        */
+       synchronize_net();
+ 
++      sdata = sta->sdata;
+       params.ssn = sta->tid_seq[tid] >> 4;
+       ret = drv_ampdu_action(local, sdata, &params);
+       tid_tx->ssn = params.ssn;
+@@ -534,6 +535,9 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info 
*sta, int tid)
+                */
+               set_bit(HT_AGG_STATE_DRV_READY, &tid_tx->state);
+       } else if (ret) {
++              if (!sdata)
++                      return;
++
+               ht_dbg(sdata,
+                      "BA request denied - HW unavailable for %pM tid %d\n",
+                      sta->sta.addr, tid);
+diff --git a/net/mac80211/driver-ops.c b/net/mac80211/driver-ops.c
+index 48322e45e7ddb..120bd9cdf7dfa 100644
+--- a/net/mac80211/driver-ops.c
++++ b/net/mac80211/driver-ops.c
+@@ -331,6 +331,9 @@ int drv_ampdu_action(struct ieee80211_local *local,
+ 
+       might_sleep();
+ 
++      if (!sdata)
++              return -EIO;
++
+       sdata = get_bss_sdata(sdata);
+       if (!check_sdata_in_driver(sdata))
+               return -EIO;
+diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
+index a3347f2457824..041859b5b71d0 100644
+--- a/net/mac80211/iface.c
++++ b/net/mac80211/iface.c
+@@ -2059,7 +2059,6 @@ int ieee80211_if_add(struct ieee80211_local *local, 
const char *name,
+ 
+               ret = cfg80211_register_netdevice(ndev);
+               if (ret) {
+-                      ieee80211_if_free(ndev);
+                       free_netdev(ndev);
+                       return ret;
+               }
+diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
+index c7321f5842b3d..74fe0fe858344 100644
+--- a/sound/pci/hda/patch_realtek.c
++++ b/sound/pci/hda/patch_realtek.c
+@@ -9076,6 +9076,9 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
+       SND_PCI_QUIRK(0x103c, 0x8aa3, "HP ProBook 450 G9 (MB 8AA1)", 
ALC236_FIXUP_HP_GPIO_LED),
+       SND_PCI_QUIRK(0x103c, 0x8aa8, "HP EliteBook 640 G9 (MB 8AA6)", 
ALC236_FIXUP_HP_GPIO_LED),
+       SND_PCI_QUIRK(0x103c, 0x8aab, "HP EliteBook 650 G9 (MB 8AA9)", 
ALC236_FIXUP_HP_GPIO_LED),
++      SND_PCI_QUIRK(0x103c, 0x8b5d, "HP", 
ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
++      SND_PCI_QUIRK(0x103c, 0x8b5e, "HP", 
ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
++      SND_PCI_QUIRK(0x103c, 0x8bf0, "HP", ALC236_FIXUP_HP_GPIO_LED),
+       SND_PCI_QUIRK(0x1043, 0x103e, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC),
+       SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300),
+       SND_PCI_QUIRK(0x1043, 0x106d, "Asus K53BE", 
ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
+diff --git a/tools/testing/selftests/bpf/prog_tests/jeq_infer_not_null.c 
b/tools/testing/selftests/bpf/prog_tests/jeq_infer_not_null.c
+new file mode 100644
+index 0000000000000..3add34df57678
+--- /dev/null
++++ b/tools/testing/selftests/bpf/prog_tests/jeq_infer_not_null.c
+@@ -0,0 +1,9 @@
++// SPDX-License-Identifier: GPL-2.0
++
++#include <test_progs.h>
++#include "jeq_infer_not_null_fail.skel.h"
++
++void test_jeq_infer_not_null(void)
++{
++      RUN_TESTS(jeq_infer_not_null_fail);
++}
+diff --git a/tools/testing/selftests/bpf/progs/jeq_infer_not_null_fail.c 
b/tools/testing/selftests/bpf/progs/jeq_infer_not_null_fail.c
+new file mode 100644
+index 0000000000000..f46965053acb2
+--- /dev/null
++++ b/tools/testing/selftests/bpf/progs/jeq_infer_not_null_fail.c
+@@ -0,0 +1,42 @@
++// SPDX-License-Identifier: GPL-2.0
++
++#include "vmlinux.h"
++#include <bpf/bpf_helpers.h>
++#include "bpf_misc.h"
++
++char _license[] SEC("license") = "GPL";
++
++struct {
++      __uint(type, BPF_MAP_TYPE_HASH);
++      __uint(max_entries, 1);
++      __type(key, u64);
++      __type(value, u64);
++} m_hash SEC(".maps");
++
++SEC("?raw_tp")
++__failure __msg("R8 invalid mem access 'map_value_or_null")
++int jeq_infer_not_null_ptr_to_btfid(void *ctx)
++{
++      struct bpf_map *map = (struct bpf_map *)&m_hash;
++      struct bpf_map *inner_map = map->inner_map_meta;
++      u64 key = 0, ret = 0, *val;
++
++      val = bpf_map_lookup_elem(map, &key);
++      /* Do not mark ptr as non-null if one of them is
++       * PTR_TO_BTF_ID (R9), reject because of invalid
++       * access to map value (R8).
++       *
++       * Here, we need to inline those insns to access
++       * R8 directly, since compiler may use other reg
++       * once it figures out val==inner_map.
++       */
++      asm volatile("r8 = %[val];\n"
++                   "r9 = %[inner_map];\n"
++                   "if r8 != r9 goto +1;\n"
++                   "%[ret] = *(u64 *)(r8 +0);\n"
++                   : [ret] "+r"(ret)
++                   : [inner_map] "r"(inner_map), [val] "r"(val)
++                   : "r8", "r9");
++
++      return ret;
++}
+diff --git a/tools/virtio/vringh_test.c b/tools/virtio/vringh_test.c
+index fa87b58bd5fa5..98ff808d6f0c2 100644
+--- a/tools/virtio/vringh_test.c
++++ b/tools/virtio/vringh_test.c
+@@ -308,6 +308,7 @@ static int parallel_test(u64 features,
+ 
+               gvdev.vdev.features = features;
+               INIT_LIST_HEAD(&gvdev.vdev.vqs);
++              spin_lock_init(&gvdev.vdev.vqs_list_lock);
+               gvdev.to_host_fd = to_host[1];
+               gvdev.notifies = 0;
+ 
+@@ -455,6 +456,7 @@ int main(int argc, char *argv[])
+       getrange = getrange_iov;
+       vdev.features = 0;
+       INIT_LIST_HEAD(&vdev.vqs);
++      spin_lock_init(&vdev.vqs_list_lock);
+ 
+       while (argv[1]) {
+               if (strcmp(argv[1], "--indirect") == 0)

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