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authorMike Pagano <mpagano@gentoo.org>2017-10-27 06:25:59 -0400
committerMike Pagano <mpagano@gentoo.org>2017-10-27 06:25:59 -0400
commitf01e5c477daa550b36769d87c9212c40a8636d20 (patch)
treeab2e8e6c493a0638438a94e7bef153a824e0e8ec
parentLinux patch 4.13.9 (diff)
downloadlinux-patches-4.13-12.tar.gz
linux-patches-4.13-12.tar.bz2
linux-patches-4.13-12.zip
Linux patch 4.13.104.13-12
-rw-r--r--0000_README4
-rw-r--r--1009_linux-4.13.10.patch3818
2 files changed, 3822 insertions, 0 deletions
diff --git a/0000_README b/0000_README
index 9628e897..053794d8 100644
--- a/0000_README
+++ b/0000_README
@@ -79,6 +79,10 @@ Patch: 1008_linux-4.13.9.patch
From: http://www.kernel.org
Desc: Linux 4.13.9
+Patch: 1009_linux-4.13.10.patch
+From: http://www.kernel.org
+Desc: Linux 4.13.10
+
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/1009_linux-4.13.10.patch b/1009_linux-4.13.10.patch
new file mode 100644
index 00000000..56c56ee7
--- /dev/null
+++ b/1009_linux-4.13.10.patch
@@ -0,0 +1,3818 @@
+diff --git a/Makefile b/Makefile
+index aa0267950444..0e30a0d282e8 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 13
+-SUBLEVEL = 9
++SUBLEVEL = 10
+ EXTRAVERSION =
+ NAME = Fearless Coyote
+
+diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi
+index aebc3f9dc7b6..fa1bbdca1710 100644
+--- a/arch/arm/boot/dts/sun6i-a31.dtsi
++++ b/arch/arm/boot/dts/sun6i-a31.dtsi
+@@ -311,8 +311,8 @@
+ #size-cells = <0>;
+ reg = <0>;
+
+- tcon1_in_drc1: endpoint@0 {
+- reg = <0>;
++ tcon1_in_drc1: endpoint@1 {
++ reg = <1>;
+ remote-endpoint = <&drc1_out_tcon1>;
+ };
+ };
+@@ -1012,8 +1012,8 @@
+ #size-cells = <0>;
+ reg = <1>;
+
+- be1_out_drc1: endpoint@0 {
+- reg = <0>;
++ be1_out_drc1: endpoint@1 {
++ reg = <1>;
+ remote-endpoint = <&drc1_in_be1>;
+ };
+ };
+@@ -1042,8 +1042,8 @@
+ #size-cells = <0>;
+ reg = <0>;
+
+- drc1_in_be1: endpoint@0 {
+- reg = <0>;
++ drc1_in_be1: endpoint@1 {
++ reg = <1>;
+ remote-endpoint = <&be1_out_drc1>;
+ };
+ };
+@@ -1053,8 +1053,8 @@
+ #size-cells = <0>;
+ reg = <1>;
+
+- drc1_out_tcon1: endpoint@0 {
+- reg = <0>;
++ drc1_out_tcon1: endpoint@1 {
++ reg = <1>;
+ remote-endpoint = <&tcon1_in_drc1>;
+ };
+ };
+diff --git a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
+index ba1d9810ad1e..c27242a7d5e7 100644
+--- a/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
++++ b/arch/arm64/boot/dts/rockchip/rk3399-firefly.dts
+@@ -370,10 +370,10 @@
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+- regulator-max-microvolt = <3300000>;
++ regulator-max-microvolt = <3000000>;
+ regulator-state-mem {
+ regulator-on-in-suspend;
+- regulator-suspend-microvolt = <3300000>;
++ regulator-suspend-microvolt = <3000000>;
+ };
+ };
+
+diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S
+index 23de307c3052..41e60a9c7db2 100644
+--- a/arch/parisc/kernel/syscall.S
++++ b/arch/parisc/kernel/syscall.S
+@@ -742,7 +742,7 @@ lws_compare_and_swap_2:
+ 10: ldd 0(%r25), %r25
+ 11: ldd 0(%r24), %r24
+ #else
+- /* Load new value into r22/r23 - high/low */
++ /* Load old value into r22/r23 - high/low */
+ 10: ldw 0(%r25), %r22
+ 11: ldw 4(%r25), %r23
+ /* Load new value into fr4 for atomic store later */
+@@ -834,11 +834,11 @@ cas2_action:
+ copy %r0, %r28
+ #else
+ /* Compare first word */
+-19: ldw,ma 0(%r26), %r29
++19: ldw 0(%r26), %r29
+ sub,= %r29, %r22, %r0
+ b,n cas2_end
+ /* Compare second word */
+-20: ldw,ma 4(%r26), %r29
++20: ldw 4(%r26), %r29
+ sub,= %r29, %r23, %r0
+ b,n cas2_end
+ /* Perform the store */
+diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c
+index 2d956aa0a38a..8c0105a49839 100644
+--- a/arch/parisc/kernel/time.c
++++ b/arch/parisc/kernel/time.c
+@@ -253,7 +253,10 @@ static int __init init_cr16_clocksource(void)
+ cpu0_loc = per_cpu(cpu_data, 0).cpu_loc;
+
+ for_each_online_cpu(cpu) {
+- if (cpu0_loc == per_cpu(cpu_data, cpu).cpu_loc)
++ if (cpu == 0)
++ continue;
++ if ((cpu0_loc != 0) &&
++ (cpu0_loc == per_cpu(cpu_data, cpu).cpu_loc))
+ continue;
+
+ clocksource_cr16.name = "cr16_unstable";
+diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
+index 1020a11a24e5..03895b6db719 100644
+--- a/arch/s390/kernel/smp.c
++++ b/arch/s390/kernel/smp.c
+@@ -293,7 +293,10 @@ static void pcpu_attach_task(struct pcpu *pcpu, struct task_struct *tsk)
+ lc->lpp = LPP_MAGIC;
+ lc->current_pid = tsk->pid;
+ lc->user_timer = tsk->thread.user_timer;
++ lc->guest_timer = tsk->thread.guest_timer;
+ lc->system_timer = tsk->thread.system_timer;
++ lc->hardirq_timer = tsk->thread.hardirq_timer;
++ lc->softirq_timer = tsk->thread.softirq_timer;
+ lc->steal_timer = 0;
+ }
+
+diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
+index 59edbe9d4ccb..636a5fcfdeb7 100644
+--- a/arch/x86/kernel/cpu/microcode/intel.c
++++ b/arch/x86/kernel/cpu/microcode/intel.c
+@@ -34,6 +34,7 @@
+ #include <linux/mm.h>
+
+ #include <asm/microcode_intel.h>
++#include <asm/intel-family.h>
+ #include <asm/processor.h>
+ #include <asm/tlbflush.h>
+ #include <asm/setup.h>
+@@ -917,6 +918,18 @@ static int get_ucode_fw(void *to, const void *from, size_t n)
+ return 0;
+ }
+
++static bool is_blacklisted(unsigned int cpu)
++{
++ struct cpuinfo_x86 *c = &cpu_data(cpu);
++
++ if (c->x86 == 6 && c->x86_model == INTEL_FAM6_BROADWELL_X) {
++ pr_err_once("late loading on model 79 is disabled.\n");
++ return true;
++ }
++
++ return false;
++}
++
+ static enum ucode_state request_microcode_fw(int cpu, struct device *device,
+ bool refresh_fw)
+ {
+@@ -925,6 +938,9 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device,
+ const struct firmware *firmware;
+ enum ucode_state ret;
+
++ if (is_blacklisted(cpu))
++ return UCODE_NFOUND;
++
+ sprintf(name, "intel-ucode/%02x-%02x-%02x",
+ c->x86, c->x86_model, c->x86_mask);
+
+@@ -949,6 +965,9 @@ static int get_ucode_user(void *to, const void *from, size_t n)
+ static enum ucode_state
+ request_microcode_user(int cpu, const void __user *buf, size_t size)
+ {
++ if (is_blacklisted(cpu))
++ return UCODE_NFOUND;
++
+ return generic_load_microcode(cpu, (void *)buf, size, &get_ucode_user);
+ }
+
+diff --git a/crypto/asymmetric_keys/pkcs7_parser.c b/crypto/asymmetric_keys/pkcs7_parser.c
+index af4cd8649117..d140d8bb2c96 100644
+--- a/crypto/asymmetric_keys/pkcs7_parser.c
++++ b/crypto/asymmetric_keys/pkcs7_parser.c
+@@ -88,6 +88,9 @@ static int pkcs7_check_authattrs(struct pkcs7_message *msg)
+ bool want = false;
+
+ sinfo = msg->signed_infos;
++ if (!sinfo)
++ goto inconsistent;
++
+ if (sinfo->authattrs) {
+ want = true;
+ msg->have_authattrs = true;
+diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
+index 5bdf923294a5..da7043893249 100644
+--- a/drivers/block/nbd.c
++++ b/drivers/block/nbd.c
+@@ -243,7 +243,6 @@ static void nbd_size_set(struct nbd_device *nbd, loff_t blocksize,
+ struct nbd_config *config = nbd->config;
+ config->blksize = blocksize;
+ config->bytesize = blocksize * nr_blocks;
+- nbd_size_update(nbd);
+ }
+
+ static void nbd_complete_rq(struct request *req)
+@@ -1090,6 +1089,7 @@ static int nbd_start_device(struct nbd_device *nbd)
+ args->index = i;
+ queue_work(recv_workqueue, &args->work);
+ }
++ nbd_size_update(nbd);
+ return error;
+ }
+
+diff --git a/drivers/bus/mvebu-mbus.c b/drivers/bus/mvebu-mbus.c
+index c7f396903184..70db4d5638a6 100644
+--- a/drivers/bus/mvebu-mbus.c
++++ b/drivers/bus/mvebu-mbus.c
+@@ -720,7 +720,7 @@ mvebu_mbus_default_setup_cpu_target(struct mvebu_mbus_state *mbus)
+ if (mbus->hw_io_coherency)
+ w->mbus_attr |= ATTR_HW_COHERENCY;
+ w->base = base & DDR_BASE_CS_LOW_MASK;
+- w->size = (size | ~DDR_SIZE_MASK) + 1;
++ w->size = (u64)(size | ~DDR_SIZE_MASK) + 1;
+ }
+ }
+ mvebu_mbus_dram_info.num_cs = cs;
+diff --git a/drivers/clocksource/cs5535-clockevt.c b/drivers/clocksource/cs5535-clockevt.c
+index a1df588343f2..1de8cac99a0e 100644
+--- a/drivers/clocksource/cs5535-clockevt.c
++++ b/drivers/clocksource/cs5535-clockevt.c
+@@ -117,7 +117,8 @@ static irqreturn_t mfgpt_tick(int irq, void *dev_id)
+ /* Turn off the clock (and clear the event) */
+ disable_timer(cs5535_event_clock);
+
+- if (clockevent_state_shutdown(&cs5535_clockevent))
++ if (clockevent_state_detached(&cs5535_clockevent) ||
++ clockevent_state_shutdown(&cs5535_clockevent))
+ return IRQ_HANDLED;
+
+ /* Clear the counter */
+diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
+index d3b3252a8742..384bf4695e99 100644
+--- a/drivers/gpu/drm/i915/intel_ddi.c
++++ b/drivers/gpu/drm/i915/intel_ddi.c
+@@ -664,8 +664,8 @@ intel_ddi_get_buf_trans_fdi(struct drm_i915_private *dev_priv,
+ int *n_entries)
+ {
+ if (IS_BROADWELL(dev_priv)) {
+- *n_entries = ARRAY_SIZE(hsw_ddi_translations_fdi);
+- return hsw_ddi_translations_fdi;
++ *n_entries = ARRAY_SIZE(bdw_ddi_translations_fdi);
++ return bdw_ddi_translations_fdi;
+ } else if (IS_HASWELL(dev_priv)) {
+ *n_entries = ARRAY_SIZE(hsw_ddi_translations_fdi);
+ return hsw_ddi_translations_fdi;
+diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
+index 3d35ea3e95db..92ff3e4ca013 100644
+--- a/drivers/gpu/drm/nouveau/nv50_display.c
++++ b/drivers/gpu/drm/nouveau/nv50_display.c
+@@ -3281,11 +3281,14 @@ nv50_mstm = {
+ void
+ nv50_mstm_service(struct nv50_mstm *mstm)
+ {
+- struct drm_dp_aux *aux = mstm->mgr.aux;
++ struct drm_dp_aux *aux = mstm ? mstm->mgr.aux : NULL;
+ bool handled = true;
+ int ret;
+ u8 esi[8] = {};
+
++ if (!aux)
++ return;
++
+ while (handled) {
+ ret = drm_dp_dpcd_read(aux, DP_SINK_COUNT_ESI, esi, 8);
+ if (ret != 8) {
+diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c b/drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c
+index 8e2e24a74774..44e116f7880d 100644
+--- a/drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c
++++ b/drivers/gpu/drm/nouveau/nvkm/engine/bsp/g84.c
+@@ -39,5 +39,5 @@ int
+ g84_bsp_new(struct nvkm_device *device, int index, struct nvkm_engine **pengine)
+ {
+ return nvkm_xtensa_new_(&g84_bsp, device, index,
+- true, 0x103000, pengine);
++ device->chipset != 0x92, 0x103000, pengine);
+ }
+diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
+index d06ad2c372bf..455da298227f 100644
+--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
++++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c
+@@ -241,6 +241,8 @@ nvkm_vm_unmap_pgt(struct nvkm_vm *vm, int big, u32 fpde, u32 lpde)
+ mmu->func->map_pgt(vpgd->obj, pde, vpgt->mem);
+ }
+
++ mmu->func->flush(vm);
++
+ nvkm_memory_del(&pgt);
+ }
+ }
+diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c
+index 22ffcb73c185..b51adffa4841 100644
+--- a/drivers/i2c/busses/i2c-ismt.c
++++ b/drivers/i2c/busses/i2c-ismt.c
+@@ -340,12 +340,15 @@ static int ismt_process_desc(const struct ismt_desc *desc,
+ data->word = dma_buffer[0] | (dma_buffer[1] << 8);
+ break;
+ case I2C_SMBUS_BLOCK_DATA:
+- case I2C_SMBUS_I2C_BLOCK_DATA:
+ if (desc->rxbytes != dma_buffer[0] + 1)
+ return -EMSGSIZE;
+
+ memcpy(data->block, dma_buffer, desc->rxbytes);
+ break;
++ case I2C_SMBUS_I2C_BLOCK_DATA:
++ memcpy(&data->block[1], dma_buffer, desc->rxbytes);
++ data->block[0] = desc->rxbytes;
++ break;
+ }
+ return 0;
+ }
+diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
+index 0ecdb47a23ab..01f767ee4546 100644
+--- a/drivers/i2c/busses/i2c-piix4.c
++++ b/drivers/i2c/busses/i2c-piix4.c
+@@ -94,6 +94,12 @@
+ #define SB800_PIIX4_PORT_IDX_ALT 0x2e
+ #define SB800_PIIX4_PORT_IDX_SEL 0x2f
+ #define SB800_PIIX4_PORT_IDX_MASK 0x06
++#define SB800_PIIX4_PORT_IDX_SHIFT 1
++
++/* On kerncz, SmBus0Sel is at bit 20:19 of PMx00 DecodeEn */
++#define SB800_PIIX4_PORT_IDX_KERNCZ 0x02
++#define SB800_PIIX4_PORT_IDX_MASK_KERNCZ 0x18
++#define SB800_PIIX4_PORT_IDX_SHIFT_KERNCZ 3
+
+ /* insmod parameters */
+
+@@ -149,6 +155,8 @@ static const struct dmi_system_id piix4_dmi_ibm[] = {
+ */
+ static DEFINE_MUTEX(piix4_mutex_sb800);
+ static u8 piix4_port_sel_sb800;
++static u8 piix4_port_mask_sb800;
++static u8 piix4_port_shift_sb800;
+ static const char *piix4_main_port_names_sb800[PIIX4_MAX_ADAPTERS] = {
+ " port 0", " port 2", " port 3", " port 4"
+ };
+@@ -347,7 +355,19 @@ static int piix4_setup_sb800(struct pci_dev *PIIX4_dev,
+
+ /* Find which register is used for port selection */
+ if (PIIX4_dev->vendor == PCI_VENDOR_ID_AMD) {
+- piix4_port_sel_sb800 = SB800_PIIX4_PORT_IDX_ALT;
++ switch (PIIX4_dev->device) {
++ case PCI_DEVICE_ID_AMD_KERNCZ_SMBUS:
++ piix4_port_sel_sb800 = SB800_PIIX4_PORT_IDX_KERNCZ;
++ piix4_port_mask_sb800 = SB800_PIIX4_PORT_IDX_MASK_KERNCZ;
++ piix4_port_shift_sb800 = SB800_PIIX4_PORT_IDX_SHIFT_KERNCZ;
++ break;
++ case PCI_DEVICE_ID_AMD_HUDSON2_SMBUS:
++ default:
++ piix4_port_sel_sb800 = SB800_PIIX4_PORT_IDX_ALT;
++ piix4_port_mask_sb800 = SB800_PIIX4_PORT_IDX_MASK;
++ piix4_port_shift_sb800 = SB800_PIIX4_PORT_IDX_SHIFT;
++ break;
++ }
+ } else {
+ mutex_lock(&piix4_mutex_sb800);
+ outb_p(SB800_PIIX4_PORT_IDX_SEL, SB800_PIIX4_SMB_IDX);
+@@ -355,6 +375,8 @@ static int piix4_setup_sb800(struct pci_dev *PIIX4_dev,
+ piix4_port_sel_sb800 = (port_sel & 0x01) ?
+ SB800_PIIX4_PORT_IDX_ALT :
+ SB800_PIIX4_PORT_IDX;
++ piix4_port_mask_sb800 = SB800_PIIX4_PORT_IDX_MASK;
++ piix4_port_shift_sb800 = SB800_PIIX4_PORT_IDX_SHIFT;
+ mutex_unlock(&piix4_mutex_sb800);
+ }
+
+@@ -616,8 +638,8 @@ static s32 piix4_access_sb800(struct i2c_adapter *adap, u16 addr,
+ smba_en_lo = inb_p(SB800_PIIX4_SMB_IDX + 1);
+
+ port = adapdata->port;
+- if ((smba_en_lo & SB800_PIIX4_PORT_IDX_MASK) != port)
+- outb_p((smba_en_lo & ~SB800_PIIX4_PORT_IDX_MASK) | port,
++ if ((smba_en_lo & piix4_port_mask_sb800) != port)
++ outb_p((smba_en_lo & ~piix4_port_mask_sb800) | port,
+ SB800_PIIX4_SMB_IDX + 1);
+
+ retval = piix4_access(adap, addr, flags, read_write,
+@@ -706,7 +728,7 @@ static int piix4_add_adapter(struct pci_dev *dev, unsigned short smba,
+
+ adapdata->smba = smba;
+ adapdata->sb800_main = sb800_main;
+- adapdata->port = port << 1;
++ adapdata->port = port << piix4_port_shift_sb800;
+
+ /* set up the sysfs linkage to our parent device */
+ adap->dev.parent = &dev->dev;
+diff --git a/drivers/iio/dummy/iio_simple_dummy_events.c b/drivers/iio/dummy/iio_simple_dummy_events.c
+index ed63ffd849f8..7ec2a0bb0807 100644
+--- a/drivers/iio/dummy/iio_simple_dummy_events.c
++++ b/drivers/iio/dummy/iio_simple_dummy_events.c
+@@ -72,6 +72,7 @@ int iio_simple_dummy_write_event_config(struct iio_dev *indio_dev,
+ st->event_en = state;
+ else
+ return -EINVAL;
++ break;
+ default:
+ return -EINVAL;
+ }
+diff --git a/drivers/input/touchscreen/stmfts.c b/drivers/input/touchscreen/stmfts.c
+index 157fdb4bb2e8..8c6c6178ec12 100644
+--- a/drivers/input/touchscreen/stmfts.c
++++ b/drivers/input/touchscreen/stmfts.c
+@@ -663,12 +663,10 @@ static int stmfts_probe(struct i2c_client *client,
+ sdata->input->open = stmfts_input_open;
+ sdata->input->close = stmfts_input_close;
+
++ input_set_capability(sdata->input, EV_ABS, ABS_MT_POSITION_X);
++ input_set_capability(sdata->input, EV_ABS, ABS_MT_POSITION_Y);
+ touchscreen_parse_properties(sdata->input, true, &sdata->prop);
+
+- input_set_abs_params(sdata->input, ABS_MT_POSITION_X, 0,
+- sdata->prop.max_x, 0, 0);
+- input_set_abs_params(sdata->input, ABS_MT_POSITION_Y, 0,
+- sdata->prop.max_y, 0, 0);
+ input_set_abs_params(sdata->input, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);
+ input_set_abs_params(sdata->input, ABS_MT_TOUCH_MINOR, 0, 255, 0, 0);
+ input_set_abs_params(sdata->input, ABS_MT_ORIENTATION, 0, 255, 0, 0);
+diff --git a/drivers/media/cec/cec-adap.c b/drivers/media/cec/cec-adap.c
+index d596b601ff42..8cfc5e84a129 100644
+--- a/drivers/media/cec/cec-adap.c
++++ b/drivers/media/cec/cec-adap.c
+@@ -1726,12 +1726,19 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg,
+ */
+ switch (msg->msg[1]) {
+ case CEC_MSG_GET_CEC_VERSION:
+- case CEC_MSG_GIVE_DEVICE_VENDOR_ID:
+ case CEC_MSG_ABORT:
+ case CEC_MSG_GIVE_DEVICE_POWER_STATUS:
+- case CEC_MSG_GIVE_PHYSICAL_ADDR:
+ case CEC_MSG_GIVE_OSD_NAME:
++ /*
++ * These messages reply with a directed message, so ignore if
++ * the initiator is Unregistered.
++ */
++ if (!adap->passthrough && from_unregistered)
++ return 0;
++ /* Fall through */
++ case CEC_MSG_GIVE_DEVICE_VENDOR_ID:
+ case CEC_MSG_GIVE_FEATURES:
++ case CEC_MSG_GIVE_PHYSICAL_ADDR:
+ /*
+ * Skip processing these messages if the passthrough mode
+ * is on.
+@@ -1739,7 +1746,7 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg,
+ if (adap->passthrough)
+ goto skip_processing;
+ /* Ignore if addressing is wrong */
+- if (is_broadcast || from_unregistered)
++ if (is_broadcast)
+ return 0;
+ break;
+
+diff --git a/drivers/media/dvb-frontends/dib3000mc.c b/drivers/media/dvb-frontends/dib3000mc.c
+index 224283fe100a..4d086a7248e9 100644
+--- a/drivers/media/dvb-frontends/dib3000mc.c
++++ b/drivers/media/dvb-frontends/dib3000mc.c
+@@ -55,29 +55,57 @@ struct dib3000mc_state {
+
+ static u16 dib3000mc_read_word(struct dib3000mc_state *state, u16 reg)
+ {
+- u8 wb[2] = { (reg >> 8) | 0x80, reg & 0xff };
+- u8 rb[2];
+ struct i2c_msg msg[2] = {
+- { .addr = state->i2c_addr >> 1, .flags = 0, .buf = wb, .len = 2 },
+- { .addr = state->i2c_addr >> 1, .flags = I2C_M_RD, .buf = rb, .len = 2 },
++ { .addr = state->i2c_addr >> 1, .flags = 0, .len = 2 },
++ { .addr = state->i2c_addr >> 1, .flags = I2C_M_RD, .len = 2 },
+ };
++ u16 word;
++ u8 *b;
++
++ b = kmalloc(4, GFP_KERNEL);
++ if (!b)
++ return 0;
++
++ b[0] = (reg >> 8) | 0x80;
++ b[1] = reg;
++ b[2] = 0;
++ b[3] = 0;
++
++ msg[0].buf = b;
++ msg[1].buf = b + 2;
+
+ if (i2c_transfer(state->i2c_adap, msg, 2) != 2)
+ dprintk("i2c read error on %d\n",reg);
+
+- return (rb[0] << 8) | rb[1];
++ word = (b[2] << 8) | b[3];
++ kfree(b);
++
++ return word;
+ }
+
+ static int dib3000mc_write_word(struct dib3000mc_state *state, u16 reg, u16 val)
+ {
+- u8 b[4] = {
+- (reg >> 8) & 0xff, reg & 0xff,
+- (val >> 8) & 0xff, val & 0xff,
+- };
+ struct i2c_msg msg = {
+- .addr = state->i2c_addr >> 1, .flags = 0, .buf = b, .len = 4
++ .addr = state->i2c_addr >> 1, .flags = 0, .len = 4
+ };
+- return i2c_transfer(state->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
++ int rc;
++ u8 *b;
++
++ b = kmalloc(4, GFP_KERNEL);
++ if (!b)
++ return -ENOMEM;
++
++ b[0] = reg >> 8;
++ b[1] = reg;
++ b[2] = val >> 8;
++ b[3] = val;
++
++ msg.buf = b;
++
++ rc = i2c_transfer(state->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
++ kfree(b);
++
++ return rc;
+ }
+
+ static int dib3000mc_identify(struct dib3000mc_state *state)
+diff --git a/drivers/media/dvb-frontends/dvb-pll.c b/drivers/media/dvb-frontends/dvb-pll.c
+index 7bec3e028bee..5553b89b804e 100644
+--- a/drivers/media/dvb-frontends/dvb-pll.c
++++ b/drivers/media/dvb-frontends/dvb-pll.c
+@@ -753,13 +753,19 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
+ struct i2c_adapter *i2c,
+ unsigned int pll_desc_id)
+ {
+- u8 b1 [] = { 0 };
+- struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD,
+- .buf = b1, .len = 1 };
++ u8 *b1;
++ struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD, .len = 1 };
+ struct dvb_pll_priv *priv = NULL;
+ int ret;
+ const struct dvb_pll_desc *desc;
+
++ b1 = kmalloc(1, GFP_KERNEL);
++ if (!b1)
++ return NULL;
++
++ b1[0] = 0;
++ msg.buf = b1;
++
+ if ((id[dvb_pll_devcount] > DVB_PLL_UNDEFINED) &&
+ (id[dvb_pll_devcount] < ARRAY_SIZE(pll_list)))
+ pll_desc_id = id[dvb_pll_devcount];
+@@ -773,15 +779,19 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
+ fe->ops.i2c_gate_ctrl(fe, 1);
+
+ ret = i2c_transfer (i2c, &msg, 1);
+- if (ret != 1)
++ if (ret != 1) {
++ kfree(b1);
+ return NULL;
++ }
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 0);
+ }
+
+ priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL);
+- if (priv == NULL)
++ if (!priv) {
++ kfree(b1);
+ return NULL;
++ }
+
+ priv->pll_i2c_address = pll_addr;
+ priv->i2c = i2c;
+@@ -811,6 +821,8 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
+ "insmod option" : "autodetected");
+ }
+
++ kfree(b1);
++
+ return fe;
+ }
+ EXPORT_SYMBOL(dvb_pll_attach);
+diff --git a/drivers/media/platform/s5p-cec/exynos_hdmi_cecctrl.c b/drivers/media/platform/s5p-cec/exynos_hdmi_cecctrl.c
+index 1edf667d562a..146ae6f25cdb 100644
+--- a/drivers/media/platform/s5p-cec/exynos_hdmi_cecctrl.c
++++ b/drivers/media/platform/s5p-cec/exynos_hdmi_cecctrl.c
+@@ -172,7 +172,8 @@ u32 s5p_cec_get_status(struct s5p_cec_dev *cec)
+ {
+ u32 status = 0;
+
+- status = readb(cec->reg + S5P_CEC_STATUS_0);
++ status = readb(cec->reg + S5P_CEC_STATUS_0) & 0xf;
++ status |= (readb(cec->reg + S5P_CEC_TX_STAT1) & 0xf) << 4;
+ status |= readb(cec->reg + S5P_CEC_STATUS_1) << 8;
+ status |= readb(cec->reg + S5P_CEC_STATUS_2) << 16;
+ status |= readb(cec->reg + S5P_CEC_STATUS_3) << 24;
+diff --git a/drivers/media/platform/s5p-cec/s5p_cec.c b/drivers/media/platform/s5p-cec/s5p_cec.c
+index 8e06071a7977..7d8d67e5448f 100644
+--- a/drivers/media/platform/s5p-cec/s5p_cec.c
++++ b/drivers/media/platform/s5p-cec/s5p_cec.c
+@@ -92,7 +92,10 @@ static irqreturn_t s5p_cec_irq_handler(int irq, void *priv)
+ dev_dbg(cec->dev, "irq received\n");
+
+ if (status & CEC_STATUS_TX_DONE) {
+- if (status & CEC_STATUS_TX_ERROR) {
++ if (status & CEC_STATUS_TX_NACK) {
++ dev_dbg(cec->dev, "CEC_STATUS_TX_NACK set\n");
++ cec->tx = STATE_NACK;
++ } else if (status & CEC_STATUS_TX_ERROR) {
+ dev_dbg(cec->dev, "CEC_STATUS_TX_ERROR set\n");
+ cec->tx = STATE_ERROR;
+ } else {
+@@ -135,6 +138,12 @@ static irqreturn_t s5p_cec_irq_handler_thread(int irq, void *priv)
+ cec_transmit_done(cec->adap, CEC_TX_STATUS_OK, 0, 0, 0, 0);
+ cec->tx = STATE_IDLE;
+ break;
++ case STATE_NACK:
++ cec_transmit_done(cec->adap,
++ CEC_TX_STATUS_MAX_RETRIES | CEC_TX_STATUS_NACK,
++ 0, 1, 0, 0);
++ cec->tx = STATE_IDLE;
++ break;
+ case STATE_ERROR:
+ cec_transmit_done(cec->adap,
+ CEC_TX_STATUS_MAX_RETRIES | CEC_TX_STATUS_ERROR,
+diff --git a/drivers/media/platform/s5p-cec/s5p_cec.h b/drivers/media/platform/s5p-cec/s5p_cec.h
+index 8bcd8dc1aeb9..86ded522ef27 100644
+--- a/drivers/media/platform/s5p-cec/s5p_cec.h
++++ b/drivers/media/platform/s5p-cec/s5p_cec.h
+@@ -35,6 +35,7 @@
+ #define CEC_STATUS_TX_TRANSFERRING (1 << 1)
+ #define CEC_STATUS_TX_DONE (1 << 2)
+ #define CEC_STATUS_TX_ERROR (1 << 3)
++#define CEC_STATUS_TX_NACK (1 << 4)
+ #define CEC_STATUS_TX_BYTES (0xFF << 8)
+ #define CEC_STATUS_RX_RUNNING (1 << 16)
+ #define CEC_STATUS_RX_RECEIVING (1 << 17)
+@@ -55,6 +56,7 @@ enum cec_state {
+ STATE_IDLE,
+ STATE_BUSY,
+ STATE_DONE,
++ STATE_NACK,
+ STATE_ERROR
+ };
+
+diff --git a/drivers/media/tuners/mt2060.c b/drivers/media/tuners/mt2060.c
+index 2e487f9a2cc3..4983eeb39f36 100644
+--- a/drivers/media/tuners/mt2060.c
++++ b/drivers/media/tuners/mt2060.c
+@@ -38,41 +38,74 @@ MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
+ static int mt2060_readreg(struct mt2060_priv *priv, u8 reg, u8 *val)
+ {
+ struct i2c_msg msg[2] = {
+- { .addr = priv->cfg->i2c_address, .flags = 0, .buf = &reg, .len = 1 },
+- { .addr = priv->cfg->i2c_address, .flags = I2C_M_RD, .buf = val, .len = 1 },
++ { .addr = priv->cfg->i2c_address, .flags = 0, .len = 1 },
++ { .addr = priv->cfg->i2c_address, .flags = I2C_M_RD, .len = 1 },
+ };
++ int rc = 0;
++ u8 *b;
++
++ b = kmalloc(2, GFP_KERNEL);
++ if (!b)
++ return -ENOMEM;
++
++ b[0] = reg;
++ b[1] = 0;
++
++ msg[0].buf = b;
++ msg[1].buf = b + 1;
+
+ if (i2c_transfer(priv->i2c, msg, 2) != 2) {
+ printk(KERN_WARNING "mt2060 I2C read failed\n");
+- return -EREMOTEIO;
++ rc = -EREMOTEIO;
+ }
+- return 0;
++ *val = b[1];
++ kfree(b);
++
++ return rc;
+ }
+
+ // Writes a single register
+ static int mt2060_writereg(struct mt2060_priv *priv, u8 reg, u8 val)
+ {
+- u8 buf[2] = { reg, val };
+ struct i2c_msg msg = {
+- .addr = priv->cfg->i2c_address, .flags = 0, .buf = buf, .len = 2
++ .addr = priv->cfg->i2c_address, .flags = 0, .len = 2
+ };
++ u8 *buf;
++ int rc = 0;
++
++ buf = kmalloc(2, GFP_KERNEL);
++ if (!buf)
++ return -ENOMEM;
++
++ buf[0] = reg;
++ buf[1] = val;
++
++ msg.buf = buf;
+
+ if (i2c_transfer(priv->i2c, &msg, 1) != 1) {
+ printk(KERN_WARNING "mt2060 I2C write failed\n");
+- return -EREMOTEIO;
++ rc = -EREMOTEIO;
+ }
+- return 0;
++ kfree(buf);
++ return rc;
+ }
+
+ // Writes a set of consecutive registers
+ static int mt2060_writeregs(struct mt2060_priv *priv,u8 *buf, u8 len)
+ {
+ int rem, val_len;
+- u8 xfer_buf[16];
++ u8 *xfer_buf;
++ int rc = 0;
+ struct i2c_msg msg = {
+- .addr = priv->cfg->i2c_address, .flags = 0, .buf = xfer_buf
++ .addr = priv->cfg->i2c_address, .flags = 0
+ };
+
++ xfer_buf = kmalloc(16, GFP_KERNEL);
++ if (!xfer_buf)
++ return -ENOMEM;
++
++ msg.buf = xfer_buf;
++
+ for (rem = len - 1; rem > 0; rem -= priv->i2c_max_regs) {
+ val_len = min_t(int, rem, priv->i2c_max_regs);
+ msg.len = 1 + val_len;
+@@ -81,11 +114,13 @@ static int mt2060_writeregs(struct mt2060_priv *priv,u8 *buf, u8 len)
+
+ if (i2c_transfer(priv->i2c, &msg, 1) != 1) {
+ printk(KERN_WARNING "mt2060 I2C write failed (len=%i)\n", val_len);
+- return -EREMOTEIO;
++ rc = -EREMOTEIO;
++ break;
+ }
+ }
+
+- return 0;
++ kfree(xfer_buf);
++ return rc;
+ }
+
+ // Initialisation sequences
+diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
+index ba8a0f58fe08..b2d0ee0be8c3 100644
+--- a/drivers/mmc/host/sdhci-pci-core.c
++++ b/drivers/mmc/host/sdhci-pci-core.c
+@@ -449,6 +449,8 @@ static void intel_dsm_init(struct intel_host *intel_host, struct device *dev,
+ int err;
+ u32 val;
+
++ intel_host->d3_retune = true;
++
+ err = __intel_dsm(intel_host, dev, INTEL_DSM_FNS, &intel_host->dsm_fns);
+ if (err) {
+ pr_debug("%s: DSM not supported, error %d\n",
+diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
+index 13f0f219d8aa..a13a4896a8bd 100644
+--- a/drivers/net/can/flexcan.c
++++ b/drivers/net/can/flexcan.c
+@@ -182,22 +182,23 @@
+ /* FLEXCAN hardware feature flags
+ *
+ * Below is some version info we got:
+- * SOC Version IP-Version Glitch- [TR]WRN_INT Memory err RTR re-
+- * Filter? connected? detection ception in MB
+- * MX25 FlexCAN2 03.00.00.00 no no no no
+- * MX28 FlexCAN2 03.00.04.00 yes yes no no
+- * MX35 FlexCAN2 03.00.00.00 no no no no
+- * MX53 FlexCAN2 03.00.00.00 yes no no no
+- * MX6s FlexCAN3 10.00.12.00 yes yes no yes
+- * VF610 FlexCAN3 ? no yes yes yes?
++ * SOC Version IP-Version Glitch- [TR]WRN_INT IRQ Err Memory err RTR re-
++ * Filter? connected? Passive detection ception in MB
++ * MX25 FlexCAN2 03.00.00.00 no no ? no no
++ * MX28 FlexCAN2 03.00.04.00 yes yes no no no
++ * MX35 FlexCAN2 03.00.00.00 no no ? no no
++ * MX53 FlexCAN2 03.00.00.00 yes no no no no
++ * MX6s FlexCAN3 10.00.12.00 yes yes no no yes
++ * VF610 FlexCAN3 ? no yes ? yes yes?
+ *
+ * Some SOCs do not have the RX_WARN & TX_WARN interrupt line connected.
+ */
+-#define FLEXCAN_QUIRK_BROKEN_ERR_STATE BIT(1) /* [TR]WRN_INT not connected */
++#define FLEXCAN_QUIRK_BROKEN_WERR_STATE BIT(1) /* [TR]WRN_INT not connected */
+ #define FLEXCAN_QUIRK_DISABLE_RXFG BIT(2) /* Disable RX FIFO Global mask */
+ #define FLEXCAN_QUIRK_ENABLE_EACEN_RRS BIT(3) /* Enable EACEN and RRS bit in ctrl2 */
+ #define FLEXCAN_QUIRK_DISABLE_MECR BIT(4) /* Disable Memory error detection */
+ #define FLEXCAN_QUIRK_USE_OFF_TIMESTAMP BIT(5) /* Use timestamp based offloading */
++#define FLEXCAN_QUIRK_BROKEN_PERR_STATE BIT(6) /* No interrupt for error passive */
+
+ /* Structure of the message buffer */
+ struct flexcan_mb {
+@@ -281,14 +282,17 @@ struct flexcan_priv {
+ };
+
+ static const struct flexcan_devtype_data fsl_p1010_devtype_data = {
+- .quirks = FLEXCAN_QUIRK_BROKEN_ERR_STATE,
++ .quirks = FLEXCAN_QUIRK_BROKEN_WERR_STATE |
++ FLEXCAN_QUIRK_BROKEN_PERR_STATE,
+ };
+
+-static const struct flexcan_devtype_data fsl_imx28_devtype_data;
++static const struct flexcan_devtype_data fsl_imx28_devtype_data = {
++ .quirks = FLEXCAN_QUIRK_BROKEN_PERR_STATE,
++};
+
+ static const struct flexcan_devtype_data fsl_imx6q_devtype_data = {
+ .quirks = FLEXCAN_QUIRK_DISABLE_RXFG | FLEXCAN_QUIRK_ENABLE_EACEN_RRS |
+- FLEXCAN_QUIRK_USE_OFF_TIMESTAMP,
++ FLEXCAN_QUIRK_USE_OFF_TIMESTAMP | FLEXCAN_QUIRK_BROKEN_PERR_STATE,
+ };
+
+ static const struct flexcan_devtype_data fsl_vf610_devtype_data = {
+@@ -335,6 +339,22 @@ static inline void flexcan_write(u32 val, void __iomem *addr)
+ }
+ #endif
+
++static inline void flexcan_error_irq_enable(const struct flexcan_priv *priv)
++{
++ struct flexcan_regs __iomem *regs = priv->regs;
++ u32 reg_ctrl = (priv->reg_ctrl_default | FLEXCAN_CTRL_ERR_MSK);
++
++ flexcan_write(reg_ctrl, &regs->ctrl);
++}
++
++static inline void flexcan_error_irq_disable(const struct flexcan_priv *priv)
++{
++ struct flexcan_regs __iomem *regs = priv->regs;
++ u32 reg_ctrl = (priv->reg_ctrl_default & ~FLEXCAN_CTRL_ERR_MSK);
++
++ flexcan_write(reg_ctrl, &regs->ctrl);
++}
++
+ static inline int flexcan_transceiver_enable(const struct flexcan_priv *priv)
+ {
+ if (!priv->reg_xceiver)
+@@ -713,6 +733,7 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id)
+ struct flexcan_regs __iomem *regs = priv->regs;
+ irqreturn_t handled = IRQ_NONE;
+ u32 reg_iflag1, reg_esr;
++ enum can_state last_state = priv->can.state;
+
+ reg_iflag1 = flexcan_read(&regs->iflag1);
+
+@@ -765,8 +786,10 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id)
+ flexcan_write(reg_esr & FLEXCAN_ESR_ALL_INT, &regs->esr);
+ }
+
+- /* state change interrupt */
+- if (reg_esr & FLEXCAN_ESR_ERR_STATE)
++ /* state change interrupt or broken error state quirk fix is enabled */
++ if ((reg_esr & FLEXCAN_ESR_ERR_STATE) ||
++ (priv->devtype_data->quirks & (FLEXCAN_QUIRK_BROKEN_WERR_STATE |
++ FLEXCAN_QUIRK_BROKEN_PERR_STATE)))
+ flexcan_irq_state(dev, reg_esr);
+
+ /* bus error IRQ - handle if bus error reporting is activated */
+@@ -774,6 +797,44 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id)
+ (priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING))
+ flexcan_irq_bus_err(dev, reg_esr);
+
++ /* availability of error interrupt among state transitions in case
++ * bus error reporting is de-activated and
++ * FLEXCAN_QUIRK_BROKEN_PERR_STATE is enabled:
++ * +--------------------------------------------------------------+
++ * | +----------------------------------------------+ [stopped / |
++ * | | | sleeping] -+
++ * +-+-> active <-> warning <-> passive -> bus off -+
++ * ___________^^^^^^^^^^^^_______________________________
++ * disabled(1) enabled disabled
++ *
++ * (1): enabled if FLEXCAN_QUIRK_BROKEN_WERR_STATE is enabled
++ */
++ if ((last_state != priv->can.state) &&
++ (priv->devtype_data->quirks & FLEXCAN_QUIRK_BROKEN_PERR_STATE) &&
++ !(priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING)) {
++ switch (priv->can.state) {
++ case CAN_STATE_ERROR_ACTIVE:
++ if (priv->devtype_data->quirks &
++ FLEXCAN_QUIRK_BROKEN_WERR_STATE)
++ flexcan_error_irq_enable(priv);
++ else
++ flexcan_error_irq_disable(priv);
++ break;
++
++ case CAN_STATE_ERROR_WARNING:
++ flexcan_error_irq_enable(priv);
++ break;
++
++ case CAN_STATE_ERROR_PASSIVE:
++ case CAN_STATE_BUS_OFF:
++ flexcan_error_irq_disable(priv);
++ break;
++
++ default:
++ break;
++ }
++ }
++
+ return handled;
+ }
+
+@@ -887,7 +948,7 @@ static int flexcan_chip_start(struct net_device *dev)
+ * on most Flexcan cores, too. Otherwise we don't get
+ * any error warning or passive interrupts.
+ */
+- if (priv->devtype_data->quirks & FLEXCAN_QUIRK_BROKEN_ERR_STATE ||
++ if (priv->devtype_data->quirks & FLEXCAN_QUIRK_BROKEN_WERR_STATE ||
+ priv->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING)
+ reg_ctrl |= FLEXCAN_CTRL_ERR_MSK;
+ else
+diff --git a/drivers/net/can/usb/esd_usb2.c b/drivers/net/can/usb/esd_usb2.c
+index be928ce62d32..9fdb0f0bfa06 100644
+--- a/drivers/net/can/usb/esd_usb2.c
++++ b/drivers/net/can/usb/esd_usb2.c
+@@ -333,7 +333,7 @@ static void esd_usb2_rx_can_msg(struct esd_usb2_net_priv *priv,
+ }
+
+ cf->can_id = id & ESD_IDMASK;
+- cf->can_dlc = get_can_dlc(msg->msg.rx.dlc);
++ cf->can_dlc = get_can_dlc(msg->msg.rx.dlc & ~ESD_RTR);
+
+ if (id & ESD_EXTID)
+ cf->can_id |= CAN_EFF_FLAG;
+diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
+index afcc1312dbaf..68ac3e88a8ce 100644
+--- a/drivers/net/can/usb/gs_usb.c
++++ b/drivers/net/can/usb/gs_usb.c
+@@ -375,6 +375,8 @@ static void gs_usb_receive_bulk_callback(struct urb *urb)
+
+ gs_free_tx_context(txc);
+
++ atomic_dec(&dev->active_tx_urbs);
++
+ netif_wake_queue(netdev);
+ }
+
+@@ -463,14 +465,6 @@ static void gs_usb_xmit_callback(struct urb *urb)
+ urb->transfer_buffer_length,
+ urb->transfer_buffer,
+ urb->transfer_dma);
+-
+- atomic_dec(&dev->active_tx_urbs);
+-
+- if (!netif_device_present(netdev))
+- return;
+-
+- if (netif_queue_stopped(netdev))
+- netif_wake_queue(netdev);
+ }
+
+ static netdev_tx_t gs_can_start_xmit(struct sk_buff *skb,
+diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
+index 4eb1e1ce9ace..ef72baf6dd96 100644
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
+@@ -429,7 +429,8 @@ void brcmf_fweh_process_event(struct brcmf_pub *drvr,
+ if (code != BRCMF_E_IF && !fweh->evt_handler[code])
+ return;
+
+- if (datalen > BRCMF_DCMD_MAXLEN)
++ if (datalen > BRCMF_DCMD_MAXLEN ||
++ datalen + sizeof(*event_packet) > packet_len)
+ return;
+
+ if (in_interrupt())
+diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
+index b3aab2fe96eb..ef685465f80a 100644
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
+@@ -14764,8 +14764,8 @@ static void wlc_phy_ipa_restore_tx_digi_filts_nphy(struct brcms_phy *pi)
+ }
+
+ static void
+-wlc_phy_set_rfseq_nphy(struct brcms_phy *pi, u8 cmd, u8 *events, u8 *dlys,
+- u8 len)
++wlc_phy_set_rfseq_nphy(struct brcms_phy *pi, u8 cmd, const u8 *events,
++ const u8 *dlys, u8 len)
+ {
+ u32 t1_offset, t2_offset;
+ u8 ctr;
+@@ -15240,16 +15240,16 @@ static void wlc_phy_workarounds_nphy_gainctrl_2057_rev5(struct brcms_phy *pi)
+ static void wlc_phy_workarounds_nphy_gainctrl_2057_rev6(struct brcms_phy *pi)
+ {
+ u16 currband;
+- s8 lna1G_gain_db_rev7[] = { 9, 14, 19, 24 };
+- s8 *lna1_gain_db = NULL;
+- s8 *lna1_gain_db_2 = NULL;
+- s8 *lna2_gain_db = NULL;
+- s8 tiaA_gain_db_rev7[] = { -9, -6, -3, 0, 3, 3, 3, 3, 3, 3 };
+- s8 *tia_gain_db;
+- s8 tiaA_gainbits_rev7[] = { 0, 1, 2, 3, 4, 4, 4, 4, 4, 4 };
+- s8 *tia_gainbits;
+- u16 rfseqA_init_gain_rev7[] = { 0x624f, 0x624f };
+- u16 *rfseq_init_gain;
++ static const s8 lna1G_gain_db_rev7[] = { 9, 14, 19, 24 };
++ const s8 *lna1_gain_db = NULL;
++ const s8 *lna1_gain_db_2 = NULL;
++ const s8 *lna2_gain_db = NULL;
++ static const s8 tiaA_gain_db_rev7[] = { -9, -6, -3, 0, 3, 3, 3, 3, 3, 3 };
++ const s8 *tia_gain_db;
++ static const s8 tiaA_gainbits_rev7[] = { 0, 1, 2, 3, 4, 4, 4, 4, 4, 4 };
++ const s8 *tia_gainbits;
++ static const u16 rfseqA_init_gain_rev7[] = { 0x624f, 0x624f };
++ const u16 *rfseq_init_gain;
+ u16 init_gaincode;
+ u16 clip1hi_gaincode;
+ u16 clip1md_gaincode = 0;
+@@ -15310,10 +15310,9 @@ static void wlc_phy_workarounds_nphy_gainctrl_2057_rev6(struct brcms_phy *pi)
+
+ if ((freq <= 5080) || (freq == 5825)) {
+
+- s8 lna1A_gain_db_rev7[] = { 11, 16, 20, 24 };
+- s8 lna1A_gain_db_2_rev7[] = {
+- 11, 17, 22, 25};
+- s8 lna2A_gain_db_rev7[] = { -1, 6, 10, 14 };
++ static const s8 lna1A_gain_db_rev7[] = { 11, 16, 20, 24 };
++ static const s8 lna1A_gain_db_2_rev7[] = { 11, 17, 22, 25};
++ static const s8 lna2A_gain_db_rev7[] = { -1, 6, 10, 14 };
+
+ crsminu_th = 0x3e;
+ lna1_gain_db = lna1A_gain_db_rev7;
+@@ -15321,10 +15320,9 @@ static void wlc_phy_workarounds_nphy_gainctrl_2057_rev6(struct brcms_phy *pi)
+ lna2_gain_db = lna2A_gain_db_rev7;
+ } else if ((freq >= 5500) && (freq <= 5700)) {
+
+- s8 lna1A_gain_db_rev7[] = { 11, 17, 21, 25 };
+- s8 lna1A_gain_db_2_rev7[] = {
+- 12, 18, 22, 26};
+- s8 lna2A_gain_db_rev7[] = { 1, 8, 12, 16 };
++ static const s8 lna1A_gain_db_rev7[] = { 11, 17, 21, 25 };
++ static const s8 lna1A_gain_db_2_rev7[] = { 12, 18, 22, 26};
++ static const s8 lna2A_gain_db_rev7[] = { 1, 8, 12, 16 };
+
+ crsminu_th = 0x45;
+ clip1md_gaincode_B = 0x14;
+@@ -15335,10 +15333,9 @@ static void wlc_phy_workarounds_nphy_gainctrl_2057_rev6(struct brcms_phy *pi)
+ lna2_gain_db = lna2A_gain_db_rev7;
+ } else {
+
+- s8 lna1A_gain_db_rev7[] = { 12, 18, 22, 26 };
+- s8 lna1A_gain_db_2_rev7[] = {
+- 12, 18, 22, 26};
+- s8 lna2A_gain_db_rev7[] = { -1, 6, 10, 14 };
++ static const s8 lna1A_gain_db_rev7[] = { 12, 18, 22, 26 };
++ static const s8 lna1A_gain_db_2_rev7[] = { 12, 18, 22, 26};
++ static const s8 lna2A_gain_db_rev7[] = { -1, 6, 10, 14 };
+
+ crsminu_th = 0x41;
+ lna1_gain_db = lna1A_gain_db_rev7;
+@@ -15450,65 +15447,65 @@ static void wlc_phy_workarounds_nphy_gainctrl(struct brcms_phy *pi)
+ NPHY_RFSEQ_CMD_CLR_HIQ_DIS,
+ NPHY_RFSEQ_CMD_SET_HPF_BW
+ };
+- u8 rfseq_updategainu_dlys[] = { 10, 30, 1 };
+- s8 lna1G_gain_db[] = { 7, 11, 16, 23 };
+- s8 lna1G_gain_db_rev4[] = { 8, 12, 17, 25 };
+- s8 lna1G_gain_db_rev5[] = { 9, 13, 18, 26 };
+- s8 lna1G_gain_db_rev6[] = { 8, 13, 18, 25 };
+- s8 lna1G_gain_db_rev6_224B0[] = { 10, 14, 19, 27 };
+- s8 lna1A_gain_db[] = { 7, 11, 17, 23 };
+- s8 lna1A_gain_db_rev4[] = { 8, 12, 18, 23 };
+- s8 lna1A_gain_db_rev5[] = { 6, 10, 16, 21 };
+- s8 lna1A_gain_db_rev6[] = { 6, 10, 16, 21 };
+- s8 *lna1_gain_db = NULL;
+- s8 lna2G_gain_db[] = { -5, 6, 10, 14 };
+- s8 lna2G_gain_db_rev5[] = { -3, 7, 11, 16 };
+- s8 lna2G_gain_db_rev6[] = { -5, 6, 10, 14 };
+- s8 lna2G_gain_db_rev6_224B0[] = { -5, 6, 10, 15 };
+- s8 lna2A_gain_db[] = { -6, 2, 6, 10 };
+- s8 lna2A_gain_db_rev4[] = { -5, 2, 6, 10 };
+- s8 lna2A_gain_db_rev5[] = { -7, 0, 4, 8 };
+- s8 lna2A_gain_db_rev6[] = { -7, 0, 4, 8 };
+- s8 *lna2_gain_db = NULL;
+- s8 tiaG_gain_db[] = {
++ static const u8 rfseq_updategainu_dlys[] = { 10, 30, 1 };
++ static const s8 lna1G_gain_db[] = { 7, 11, 16, 23 };
++ static const s8 lna1G_gain_db_rev4[] = { 8, 12, 17, 25 };
++ static const s8 lna1G_gain_db_rev5[] = { 9, 13, 18, 26 };
++ static const s8 lna1G_gain_db_rev6[] = { 8, 13, 18, 25 };
++ static const s8 lna1G_gain_db_rev6_224B0[] = { 10, 14, 19, 27 };
++ static const s8 lna1A_gain_db[] = { 7, 11, 17, 23 };
++ static const s8 lna1A_gain_db_rev4[] = { 8, 12, 18, 23 };
++ static const s8 lna1A_gain_db_rev5[] = { 6, 10, 16, 21 };
++ static const s8 lna1A_gain_db_rev6[] = { 6, 10, 16, 21 };
++ const s8 *lna1_gain_db = NULL;
++ static const s8 lna2G_gain_db[] = { -5, 6, 10, 14 };
++ static const s8 lna2G_gain_db_rev5[] = { -3, 7, 11, 16 };
++ static const s8 lna2G_gain_db_rev6[] = { -5, 6, 10, 14 };
++ static const s8 lna2G_gain_db_rev6_224B0[] = { -5, 6, 10, 15 };
++ static const s8 lna2A_gain_db[] = { -6, 2, 6, 10 };
++ static const s8 lna2A_gain_db_rev4[] = { -5, 2, 6, 10 };
++ static const s8 lna2A_gain_db_rev5[] = { -7, 0, 4, 8 };
++ static const s8 lna2A_gain_db_rev6[] = { -7, 0, 4, 8 };
++ const s8 *lna2_gain_db = NULL;
++ static const s8 tiaG_gain_db[] = {
+ 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A, 0x0A };
+- s8 tiaA_gain_db[] = {
++ static const s8 tiaA_gain_db[] = {
+ 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13 };
+- s8 tiaA_gain_db_rev4[] = {
++ static const s8 tiaA_gain_db_rev4[] = {
+ 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d };
+- s8 tiaA_gain_db_rev5[] = {
++ static const s8 tiaA_gain_db_rev5[] = {
+ 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d };
+- s8 tiaA_gain_db_rev6[] = {
++ static const s8 tiaA_gain_db_rev6[] = {
+ 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d, 0x0d };
+- s8 *tia_gain_db;
+- s8 tiaG_gainbits[] = {
++ const s8 *tia_gain_db;
++ static const s8 tiaG_gainbits[] = {
+ 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03 };
+- s8 tiaA_gainbits[] = {
++ static const s8 tiaA_gainbits[] = {
+ 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06 };
+- s8 tiaA_gainbits_rev4[] = {
++ static const s8 tiaA_gainbits_rev4[] = {
+ 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04 };
+- s8 tiaA_gainbits_rev5[] = {
++ static const s8 tiaA_gainbits_rev5[] = {
+ 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04 };
+- s8 tiaA_gainbits_rev6[] = {
++ static const s8 tiaA_gainbits_rev6[] = {
+ 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04 };
+- s8 *tia_gainbits;
+- s8 lpf_gain_db[] = { 0x00, 0x06, 0x0c, 0x12, 0x12, 0x12 };
+- s8 lpf_gainbits[] = { 0x00, 0x01, 0x02, 0x03, 0x03, 0x03 };
+- u16 rfseqG_init_gain[] = { 0x613f, 0x613f, 0x613f, 0x613f };
+- u16 rfseqG_init_gain_rev4[] = { 0x513f, 0x513f, 0x513f, 0x513f };
+- u16 rfseqG_init_gain_rev5[] = { 0x413f, 0x413f, 0x413f, 0x413f };
+- u16 rfseqG_init_gain_rev5_elna[] = {
++ const s8 *tia_gainbits;
++ static const s8 lpf_gain_db[] = { 0x00, 0x06, 0x0c, 0x12, 0x12, 0x12 };
++ static const s8 lpf_gainbits[] = { 0x00, 0x01, 0x02, 0x03, 0x03, 0x03 };
++ static const u16 rfseqG_init_gain[] = { 0x613f, 0x613f, 0x613f, 0x613f };
++ static const u16 rfseqG_init_gain_rev4[] = { 0x513f, 0x513f, 0x513f, 0x513f };
++ static const u16 rfseqG_init_gain_rev5[] = { 0x413f, 0x413f, 0x413f, 0x413f };
++ static const u16 rfseqG_init_gain_rev5_elna[] = {
+ 0x013f, 0x013f, 0x013f, 0x013f };
+- u16 rfseqG_init_gain_rev6[] = { 0x513f, 0x513f };
+- u16 rfseqG_init_gain_rev6_224B0[] = { 0x413f, 0x413f };
+- u16 rfseqG_init_gain_rev6_elna[] = { 0x113f, 0x113f };
+- u16 rfseqA_init_gain[] = { 0x516f, 0x516f, 0x516f, 0x516f };
+- u16 rfseqA_init_gain_rev4[] = { 0x614f, 0x614f, 0x614f, 0x614f };
+- u16 rfseqA_init_gain_rev4_elna[] = {
++ static const u16 rfseqG_init_gain_rev6[] = { 0x513f, 0x513f };
++ static const u16 rfseqG_init_gain_rev6_224B0[] = { 0x413f, 0x413f };
++ static const u16 rfseqG_init_gain_rev6_elna[] = { 0x113f, 0x113f };
++ static const u16 rfseqA_init_gain[] = { 0x516f, 0x516f, 0x516f, 0x516f };
++ static const u16 rfseqA_init_gain_rev4[] = { 0x614f, 0x614f, 0x614f, 0x614f };
++ static const u16 rfseqA_init_gain_rev4_elna[] = {
+ 0x314f, 0x314f, 0x314f, 0x314f };
+- u16 rfseqA_init_gain_rev5[] = { 0x714f, 0x714f, 0x714f, 0x714f };
+- u16 rfseqA_init_gain_rev6[] = { 0x714f, 0x714f };
+- u16 *rfseq_init_gain;
++ static const u16 rfseqA_init_gain_rev5[] = { 0x714f, 0x714f, 0x714f, 0x714f };
++ static const u16 rfseqA_init_gain_rev6[] = { 0x714f, 0x714f };
++ const u16 *rfseq_init_gain;
+ u16 initG_gaincode = 0x627e;
+ u16 initG_gaincode_rev4 = 0x527e;
+ u16 initG_gaincode_rev5 = 0x427e;
+@@ -15538,10 +15535,10 @@ static void wlc_phy_workarounds_nphy_gainctrl(struct brcms_phy *pi)
+ u16 clip1mdA_gaincode_rev6 = 0x2084;
+ u16 clip1md_gaincode = 0;
+ u16 clip1loG_gaincode = 0x0074;
+- u16 clip1loG_gaincode_rev5[] = {
++ static const u16 clip1loG_gaincode_rev5[] = {
+ 0x0062, 0x0064, 0x006a, 0x106a, 0x106c, 0x1074, 0x107c, 0x207c
+ };
+- u16 clip1loG_gaincode_rev6[] = {
++ static const u16 clip1loG_gaincode_rev6[] = {
+ 0x106a, 0x106c, 0x1074, 0x107c, 0x007e, 0x107e, 0x207e, 0x307e
+ };
+ u16 clip1loG_gaincode_rev6_224B0 = 0x1074;
+@@ -16066,7 +16063,7 @@ static void wlc_phy_workarounds_nphy_gainctrl(struct brcms_phy *pi)
+
+ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
+ {
+- u8 rfseq_rx2tx_events[] = {
++ static const u8 rfseq_rx2tx_events[] = {
+ NPHY_RFSEQ_CMD_NOP,
+ NPHY_RFSEQ_CMD_RXG_FBW,
+ NPHY_RFSEQ_CMD_TR_SWITCH,
+@@ -16076,7 +16073,7 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
+ NPHY_RFSEQ_CMD_EXT_PA
+ };
+ u8 rfseq_rx2tx_dlys[] = { 8, 6, 6, 2, 4, 60, 1 };
+- u8 rfseq_tx2rx_events[] = {
++ static const u8 rfseq_tx2rx_events[] = {
+ NPHY_RFSEQ_CMD_NOP,
+ NPHY_RFSEQ_CMD_EXT_PA,
+ NPHY_RFSEQ_CMD_TX_GAIN,
+@@ -16085,8 +16082,8 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
+ NPHY_RFSEQ_CMD_RXG_FBW,
+ NPHY_RFSEQ_CMD_CLR_HIQ_DIS
+ };
+- u8 rfseq_tx2rx_dlys[] = { 8, 6, 2, 4, 4, 6, 1 };
+- u8 rfseq_tx2rx_events_rev3[] = {
++ static const u8 rfseq_tx2rx_dlys[] = { 8, 6, 2, 4, 4, 6, 1 };
++ static const u8 rfseq_tx2rx_events_rev3[] = {
+ NPHY_REV3_RFSEQ_CMD_EXT_PA,
+ NPHY_REV3_RFSEQ_CMD_INT_PA_PU,
+ NPHY_REV3_RFSEQ_CMD_TX_GAIN,
+@@ -16096,7 +16093,7 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
+ NPHY_REV3_RFSEQ_CMD_CLR_HIQ_DIS,
+ NPHY_REV3_RFSEQ_CMD_END
+ };
+- u8 rfseq_tx2rx_dlys_rev3[] = { 8, 4, 2, 2, 4, 4, 6, 1 };
++ static const u8 rfseq_tx2rx_dlys_rev3[] = { 8, 4, 2, 2, 4, 4, 6, 1 };
+ u8 rfseq_rx2tx_events_rev3[] = {
+ NPHY_REV3_RFSEQ_CMD_NOP,
+ NPHY_REV3_RFSEQ_CMD_RXG_FBW,
+@@ -16110,7 +16107,7 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
+ };
+ u8 rfseq_rx2tx_dlys_rev3[] = { 8, 6, 6, 4, 4, 18, 42, 1, 1 };
+
+- u8 rfseq_rx2tx_events_rev3_ipa[] = {
++ static const u8 rfseq_rx2tx_events_rev3_ipa[] = {
+ NPHY_REV3_RFSEQ_CMD_NOP,
+ NPHY_REV3_RFSEQ_CMD_RXG_FBW,
+ NPHY_REV3_RFSEQ_CMD_TR_SWITCH,
+@@ -16121,15 +16118,15 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
+ NPHY_REV3_RFSEQ_CMD_INT_PA_PU,
+ NPHY_REV3_RFSEQ_CMD_END
+ };
+- u8 rfseq_rx2tx_dlys_rev3_ipa[] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
+- u16 rfseq_rx2tx_dacbufpu_rev7[] = { 0x10f, 0x10f };
++ static const u8 rfseq_rx2tx_dlys_rev3_ipa[] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
++ static const u16 rfseq_rx2tx_dacbufpu_rev7[] = { 0x10f, 0x10f };
+
+ s16 alpha0, alpha1, alpha2;
+ s16 beta0, beta1, beta2;
+ u32 leg_data_weights, ht_data_weights, nss1_data_weights,
+ stbc_data_weights;
+ u8 chan_freq_range = 0;
+- u16 dac_control = 0x0002;
++ static const u16 dac_control = 0x0002;
+ u16 aux_adc_vmid_rev7_core0[] = { 0x8e, 0x96, 0x96, 0x96 };
+ u16 aux_adc_vmid_rev7_core1[] = { 0x8f, 0x9f, 0x9f, 0x96 };
+ u16 aux_adc_vmid_rev4[] = { 0xa2, 0xb4, 0xb4, 0x89 };
+@@ -16139,8 +16136,8 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
+ u16 aux_adc_gain_rev4[] = { 0x02, 0x02, 0x02, 0x00 };
+ u16 aux_adc_gain_rev3[] = { 0x02, 0x02, 0x02, 0x00 };
+ u16 *aux_adc_gain;
+- u16 sk_adc_vmid[] = { 0xb4, 0xb4, 0xb4, 0x24 };
+- u16 sk_adc_gain[] = { 0x02, 0x02, 0x02, 0x02 };
++ static const u16 sk_adc_vmid[] = { 0xb4, 0xb4, 0xb4, 0x24 };
++ static const u16 sk_adc_gain[] = { 0x02, 0x02, 0x02, 0x02 };
+ s32 min_nvar_val = 0x18d;
+ s32 min_nvar_offset_6mbps = 20;
+ u8 pdetrange;
+@@ -16151,9 +16148,9 @@ static void wlc_phy_workarounds_nphy(struct brcms_phy *pi)
+ u16 rfseq_rx2tx_lpf_h_hpc_rev7 = 0x77;
+ u16 rfseq_tx2rx_lpf_h_hpc_rev7 = 0x77;
+ u16 rfseq_pktgn_lpf_h_hpc_rev7 = 0x77;
+- u16 rfseq_htpktgn_lpf_hpc_rev7[] = { 0x77, 0x11, 0x11 };
+- u16 rfseq_pktgn_lpf_hpc_rev7[] = { 0x11, 0x11 };
+- u16 rfseq_cckpktgn_lpf_hpc_rev7[] = { 0x11, 0x11 };
++ static const u16 rfseq_htpktgn_lpf_hpc_rev7[] = { 0x77, 0x11, 0x11 };
++ static const u16 rfseq_pktgn_lpf_hpc_rev7[] = { 0x11, 0x11 };
++ static const u16 rfseq_cckpktgn_lpf_hpc_rev7[] = { 0x11, 0x11 };
+ u16 ipalvlshift_3p3_war_en = 0;
+ u16 rccal_bcap_val, rccal_scap_val;
+ u16 rccal_tx20_11b_bcap = 0;
+@@ -24291,13 +24288,13 @@ static void wlc_phy_update_txcal_ladder_nphy(struct brcms_phy *pi, u16 core)
+ u16 bbmult;
+ u16 tblentry;
+
+- struct nphy_txiqcal_ladder ladder_lo[] = {
++ static const struct nphy_txiqcal_ladder ladder_lo[] = {
+ {3, 0}, {4, 0}, {6, 0}, {9, 0}, {13, 0}, {18, 0},
+ {25, 0}, {25, 1}, {25, 2}, {25, 3}, {25, 4}, {25, 5},
+ {25, 6}, {25, 7}, {35, 7}, {50, 7}, {71, 7}, {100, 7}
+ };
+
+- struct nphy_txiqcal_ladder ladder_iq[] = {
++ static const struct nphy_txiqcal_ladder ladder_iq[] = {
+ {3, 0}, {4, 0}, {6, 0}, {9, 0}, {13, 0}, {18, 0},
+ {25, 0}, {35, 0}, {50, 0}, {71, 0}, {100, 0}, {100, 1},
+ {100, 2}, {100, 3}, {100, 4}, {100, 5}, {100, 6}, {100, 7}
+@@ -25773,67 +25770,67 @@ wlc_phy_cal_txiqlo_nphy(struct brcms_phy *pi, struct nphy_txgains target_gain,
+ u16 cal_gain[2];
+ struct nphy_iqcal_params cal_params[2];
+ u32 tbl_len;
+- void *tbl_ptr;
++ const void *tbl_ptr;
+ bool ladder_updated[2];
+ u8 mphase_cal_lastphase = 0;
+ int bcmerror = 0;
+ bool phyhang_avoid_state = false;
+
+- u16 tbl_tx_iqlo_cal_loft_ladder_20[] = {
++ static const u16 tbl_tx_iqlo_cal_loft_ladder_20[] = {
+ 0x0300, 0x0500, 0x0700, 0x0900, 0x0d00, 0x1100, 0x1900, 0x1901,
+ 0x1902,
+ 0x1903, 0x1904, 0x1905, 0x1906, 0x1907, 0x2407, 0x3207, 0x4607,
+ 0x6407
+ };
+
+- u16 tbl_tx_iqlo_cal_iqimb_ladder_20[] = {
++ static const u16 tbl_tx_iqlo_cal_iqimb_ladder_20[] = {
+ 0x0200, 0x0300, 0x0600, 0x0900, 0x0d00, 0x1100, 0x1900, 0x2400,
+ 0x3200,
+ 0x4600, 0x6400, 0x6401, 0x6402, 0x6403, 0x6404, 0x6405, 0x6406,
+ 0x6407
+ };
+
+- u16 tbl_tx_iqlo_cal_loft_ladder_40[] = {
++ static const u16 tbl_tx_iqlo_cal_loft_ladder_40[] = {
+ 0x0200, 0x0300, 0x0400, 0x0700, 0x0900, 0x0c00, 0x1200, 0x1201,
+ 0x1202,
+ 0x1203, 0x1204, 0x1205, 0x1206, 0x1207, 0x1907, 0x2307, 0x3207,
+ 0x4707
+ };
+
+- u16 tbl_tx_iqlo_cal_iqimb_ladder_40[] = {
++ static const u16 tbl_tx_iqlo_cal_iqimb_ladder_40[] = {
+ 0x0100, 0x0200, 0x0400, 0x0700, 0x0900, 0x0c00, 0x1200, 0x1900,
+ 0x2300,
+ 0x3200, 0x4700, 0x4701, 0x4702, 0x4703, 0x4704, 0x4705, 0x4706,
+ 0x4707
+ };
+
+- u16 tbl_tx_iqlo_cal_startcoefs[] = {
++ static const u16 tbl_tx_iqlo_cal_startcoefs[] = {
+ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ 0x0000
+ };
+
+- u16 tbl_tx_iqlo_cal_cmds_fullcal[] = {
++ static const u16 tbl_tx_iqlo_cal_cmds_fullcal[] = {
+ 0x8123, 0x8264, 0x8086, 0x8245, 0x8056,
+ 0x9123, 0x9264, 0x9086, 0x9245, 0x9056
+ };
+
+- u16 tbl_tx_iqlo_cal_cmds_recal[] = {
++ static const u16 tbl_tx_iqlo_cal_cmds_recal[] = {
+ 0x8101, 0x8253, 0x8053, 0x8234, 0x8034,
+ 0x9101, 0x9253, 0x9053, 0x9234, 0x9034
+ };
+
+- u16 tbl_tx_iqlo_cal_startcoefs_nphyrev3[] = {
++ static const u16 tbl_tx_iqlo_cal_startcoefs_nphyrev3[] = {
+ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+ 0x0000
+ };
+
+- u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[] = {
++ static const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[] = {
+ 0x8434, 0x8334, 0x8084, 0x8267, 0x8056, 0x8234,
+ 0x9434, 0x9334, 0x9084, 0x9267, 0x9056, 0x9234
+ };
+
+- u16 tbl_tx_iqlo_cal_cmds_recal_nphyrev3[] = {
++ static const u16 tbl_tx_iqlo_cal_cmds_recal_nphyrev3[] = {
+ 0x8423, 0x8323, 0x8073, 0x8256, 0x8045, 0x8223,
+ 0x9423, 0x9323, 0x9073, 0x9256, 0x9045, 0x9223
+ };
+diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
+index 2bc6bace069c..b4302f41493c 100644
+--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
++++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
+@@ -1122,7 +1122,7 @@ static u8 _rtl8821ae_dbi_read(struct rtl_priv *rtlpriv, u16 addr)
+ }
+ if (0 == tmp) {
+ read_addr = REG_DBI_RDATA + addr % 4;
+- ret = rtl_read_byte(rtlpriv, read_addr);
++ ret = rtl_read_word(rtlpriv, read_addr);
+ }
+ return ret;
+ }
+diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
+index df57655779ed..5da006d81900 100644
+--- a/drivers/scsi/qla2xxx/qla_os.c
++++ b/drivers/scsi/qla2xxx/qla_os.c
+@@ -3165,6 +3165,8 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
+ host->can_queue, base_vha->req,
+ base_vha->mgmt_svr_loop_id, host->sg_tablesize);
+
++ INIT_WORK(&base_vha->iocb_work, qla2x00_iocb_work_fn);
++
+ if (ha->mqenable) {
+ bool mq = false;
+ bool startit = false;
+@@ -3213,7 +3215,6 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
+ */
+ qla2xxx_wake_dpc(base_vha);
+
+- INIT_WORK(&base_vha->iocb_work, qla2x00_iocb_work_fn);
+ INIT_WORK(&ha->board_disable, qla2x00_disable_board_on_pci_error);
+
+ if (IS_QLA8031(ha) || IS_MCTP_CAPABLE(ha)) {
+diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
+index 5f3d8f2339e3..4be864dbd41c 100644
+--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
++++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
+@@ -390,8 +390,7 @@ static int bcm2835_audio_open_connection(struct bcm2835_alsa_stream *alsa_stream
+ __func__, instance);
+ instance->alsa_stream = alsa_stream;
+ alsa_stream->instance = instance;
+- ret = 0; // xxx todo -1;
+- goto err_free_mem;
++ return 0;
+ }
+
+ /* Initialize and create a VCHI connection */
+@@ -401,16 +400,15 @@ static int bcm2835_audio_open_connection(struct bcm2835_alsa_stream *alsa_stream
+ LOG_ERR("%s: failed to initialise VCHI instance (ret=%d)\n",
+ __func__, ret);
+
+- ret = -EIO;
+- goto err_free_mem;
++ return -EIO;
+ }
+ ret = vchi_connect(NULL, 0, vchi_instance);
+ if (ret) {
+ LOG_ERR("%s: failed to connect VCHI instance (ret=%d)\n",
+ __func__, ret);
+
+- ret = -EIO;
+- goto err_free_mem;
++ kfree(vchi_instance);
++ return -EIO;
+ }
+ initted = 1;
+ }
+@@ -421,19 +419,16 @@ static int bcm2835_audio_open_connection(struct bcm2835_alsa_stream *alsa_stream
+ if (IS_ERR(instance)) {
+ LOG_ERR("%s: failed to initialize audio service\n", __func__);
+
+- ret = PTR_ERR(instance);
+- goto err_free_mem;
++ /* vchi_instance is retained for use the next time. */
++ return PTR_ERR(instance);
+ }
+
+ instance->alsa_stream = alsa_stream;
+ alsa_stream->instance = instance;
+
+ LOG_DBG(" success !\n");
+- ret = 0;
+-err_free_mem:
+- kfree(vchi_instance);
+
+- return ret;
++ return 0;
+ }
+
+ int bcm2835_audio_open(struct bcm2835_alsa_stream *alsa_stream)
+diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
+index 5e056064259c..18c923a4c16e 100644
+--- a/drivers/usb/class/cdc-acm.c
++++ b/drivers/usb/class/cdc-acm.c
+@@ -1832,6 +1832,9 @@ static const struct usb_device_id acm_ids[] = {
+ { USB_DEVICE(0xfff0, 0x0100), /* DATECS FP-2000 */
+ .driver_info = NO_UNION_NORMAL, /* reports zero length descriptor */
+ },
++ { USB_DEVICE(0x09d8, 0x0320), /* Elatec GmbH TWN3 */
++ .driver_info = NO_UNION_NORMAL, /* has misplaced union descriptor */
++ },
+
+ { USB_DEVICE(0x2912, 0x0001), /* ATOL FPrint */
+ .driver_info = CLEAR_HALT_CONDITIONS,
+diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
+index 68b54bd88d1e..883549ee946c 100644
+--- a/drivers/usb/core/config.c
++++ b/drivers/usb/core/config.c
+@@ -960,10 +960,12 @@ int usb_get_bos_descriptor(struct usb_device *dev)
+ for (i = 0; i < num; i++) {
+ buffer += length;
+ cap = (struct usb_dev_cap_header *)buffer;
+- length = cap->bLength;
+
+- if (total_len < length)
++ if (total_len < sizeof(*cap) || total_len < cap->bLength) {
++ dev->bos->desc->bNumDeviceCaps = i;
+ break;
++ }
++ length = cap->bLength;
+ total_len -= length;
+
+ if (cap->bDescriptorType != USB_DT_DEVICE_CAPABILITY) {
+diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
+index 1d4dfdeb61c1..066b58cb6c98 100644
+--- a/drivers/usb/core/devio.c
++++ b/drivers/usb/core/devio.c
+@@ -1576,11 +1576,7 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb
+ totlen += isopkt[u].length;
+ }
+ u *= sizeof(struct usb_iso_packet_descriptor);
+- if (totlen <= uurb->buffer_length)
+- uurb->buffer_length = totlen;
+- else
+- WARN_ONCE(1, "uurb->buffer_length is too short %d vs %d",
+- totlen, uurb->buffer_length);
++ uurb->buffer_length = totlen;
+ break;
+
+ default:
+diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
+index 78c2aca5b0fc..3f44341259d8 100644
+--- a/drivers/usb/core/hub.c
++++ b/drivers/usb/core/hub.c
+@@ -2710,13 +2710,16 @@ static int hub_port_wait_reset(struct usb_hub *hub, int port1,
+ if (!(portstatus & USB_PORT_STAT_CONNECTION))
+ return -ENOTCONN;
+
+- /* bomb out completely if the connection bounced. A USB 3.0
+- * connection may bounce if multiple warm resets were issued,
++ /* Retry if connect change is set but status is still connected.
++ * A USB 3.0 connection may bounce if multiple warm resets were issued,
+ * but the device may have successfully re-connected. Ignore it.
+ */
+ if (!hub_is_superspeed(hub->hdev) &&
+- (portchange & USB_PORT_STAT_C_CONNECTION))
+- return -ENOTCONN;
++ (portchange & USB_PORT_STAT_C_CONNECTION)) {
++ usb_clear_port_feature(hub->hdev, port1,
++ USB_PORT_FEAT_C_CONNECTION);
++ return -EAGAIN;
++ }
+
+ if (!(portstatus & USB_PORT_STAT_ENABLE))
+ return -EBUSY;
+diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
+index 82806e311202..a6aaf2f193a4 100644
+--- a/drivers/usb/core/quirks.c
++++ b/drivers/usb/core/quirks.c
+@@ -221,6 +221,10 @@ static const struct usb_device_id usb_quirk_list[] = {
+ /* Corsair Strafe RGB */
+ { USB_DEVICE(0x1b1c, 0x1b20), .driver_info = USB_QUIRK_DELAY_INIT },
+
++ /* MIDI keyboard WORLDE MINI */
++ { USB_DEVICE(0x1c75, 0x0204), .driver_info =
++ USB_QUIRK_CONFIG_INTF_STRINGS },
++
+ /* Acer C120 LED Projector */
+ { USB_DEVICE(0x1de1, 0xc102), .driver_info = USB_QUIRK_NO_LPM },
+
+diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
+index 950dee33bfcc..ad4c697cf30e 100644
+--- a/drivers/usb/host/xhci-hub.c
++++ b/drivers/usb/host/xhci-hub.c
+@@ -420,14 +420,25 @@ static int xhci_stop_device(struct xhci_hcd *xhci, int slot_id, int suspend)
+ GFP_NOWAIT);
+ if (!command) {
+ spin_unlock_irqrestore(&xhci->lock, flags);
+- xhci_free_command(xhci, cmd);
+- return -ENOMEM;
++ ret = -ENOMEM;
++ goto cmd_cleanup;
++ }
++
++ ret = xhci_queue_stop_endpoint(xhci, command, slot_id,
++ i, suspend);
++ if (ret) {
++ spin_unlock_irqrestore(&xhci->lock, flags);
++ xhci_free_command(xhci, command);
++ goto cmd_cleanup;
+ }
+- xhci_queue_stop_endpoint(xhci, command, slot_id, i,
+- suspend);
+ }
+ }
+- xhci_queue_stop_endpoint(xhci, cmd, slot_id, 0, suspend);
++ ret = xhci_queue_stop_endpoint(xhci, cmd, slot_id, 0, suspend);
++ if (ret) {
++ spin_unlock_irqrestore(&xhci->lock, flags);
++ goto cmd_cleanup;
++ }
++
+ xhci_ring_cmd_db(xhci);
+ spin_unlock_irqrestore(&xhci->lock, flags);
+
+@@ -439,6 +450,8 @@ static int xhci_stop_device(struct xhci_hcd *xhci, int slot_id, int suspend)
+ xhci_warn(xhci, "Timeout while waiting for stop endpoint command\n");
+ ret = -ETIME;
+ }
++
++cmd_cleanup:
+ xhci_free_command(xhci, cmd);
+ return ret;
+ }
+diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
+index cc368ad2b51e..b0f42e1b91ee 100644
+--- a/drivers/usb/host/xhci-ring.c
++++ b/drivers/usb/host/xhci-ring.c
+@@ -1309,6 +1309,7 @@ static void xhci_complete_del_and_free_cmd(struct xhci_command *cmd, u32 status)
+ void xhci_cleanup_command_queue(struct xhci_hcd *xhci)
+ {
+ struct xhci_command *cur_cmd, *tmp_cmd;
++ xhci->current_cmd = NULL;
+ list_for_each_entry_safe(cur_cmd, tmp_cmd, &xhci->cmd_list, cmd_list)
+ xhci_complete_del_and_free_cmd(cur_cmd, COMP_COMMAND_ABORTED);
+ }
+@@ -2577,15 +2578,21 @@ static int handle_tx_event(struct xhci_hcd *xhci,
+ (struct xhci_generic_trb *) ep_trb);
+
+ /*
+- * No-op TRB should not trigger interrupts.
+- * If ep_trb is a no-op TRB, it means the
+- * corresponding TD has been cancelled. Just ignore
+- * the TD.
++ * No-op TRB could trigger interrupts in a case where
++ * a URB was killed and a STALL_ERROR happens right
++ * after the endpoint ring stopped. Reset the halted
++ * endpoint. Otherwise, the endpoint remains stalled
++ * indefinitely.
+ */
+ if (trb_is_noop(ep_trb)) {
+- xhci_dbg(xhci,
+- "ep_trb is a no-op TRB. Skip it for slot %u ep %u\n",
+- slot_id, ep_index);
++ if (trb_comp_code == COMP_STALL_ERROR ||
++ xhci_requires_manual_halt_cleanup(xhci, ep_ctx,
++ trb_comp_code))
++ xhci_cleanup_halted_endpoint(xhci, slot_id,
++ ep_index,
++ ep_ring->stream_id,
++ td, ep_trb,
++ EP_HARD_RESET);
+ goto cleanup;
+ }
+
+diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
+index ee198ea47f49..51535ba2bcd4 100644
+--- a/drivers/usb/host/xhci.c
++++ b/drivers/usb/host/xhci.c
+@@ -4805,7 +4805,8 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks)
+ */
+ hcd->has_tt = 1;
+ } else {
+- if (xhci->sbrn == 0x31) {
++ /* Some 3.1 hosts return sbrn 0x30, can't rely on sbrn alone */
++ if (xhci->sbrn == 0x31 || xhci->usb3_rhub.min_rev >= 1) {
+ xhci_info(xhci, "Host supports USB 3.1 Enhanced SuperSpeed\n");
+ hcd->speed = HCD_USB31;
+ hcd->self.root_hub->speed = USB_SPEED_SUPER_PLUS;
+diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
+index b67692857daf..458957e97fee 100644
+--- a/drivers/usb/musb/musb_core.c
++++ b/drivers/usb/musb/musb_core.c
+@@ -906,7 +906,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
+ */
+ if (int_usb & MUSB_INTR_RESET) {
+ handled = IRQ_HANDLED;
+- if (devctl & MUSB_DEVCTL_HM) {
++ if (is_host_active(musb)) {
+ /*
+ * When BABBLE happens what we can depends on which
+ * platform MUSB is running, because some platforms
+@@ -916,9 +916,7 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
+ * drop the session.
+ */
+ dev_err(musb->controller, "Babble\n");
+-
+- if (is_host_active(musb))
+- musb_recover_from_babble(musb);
++ musb_recover_from_babble(musb);
+ } else {
+ musb_dbg(musb, "BUS RESET as %s",
+ usb_otg_state_string(musb->xceiv->otg->state));
+@@ -1861,22 +1859,22 @@ static void musb_pm_runtime_check_session(struct musb *musb)
+ MUSB_DEVCTL_HR;
+ switch (devctl & ~s) {
+ case MUSB_QUIRK_B_INVALID_VBUS_91:
+- if (musb->quirk_retries--) {
++ if (musb->quirk_retries && !musb->flush_irq_work) {
+ musb_dbg(musb,
+ "Poll devctl on invalid vbus, assume no session");
+ schedule_delayed_work(&musb->irq_work,
+ msecs_to_jiffies(1000));
+-
++ musb->quirk_retries--;
+ return;
+ }
+ /* fall through */
+ case MUSB_QUIRK_A_DISCONNECT_19:
+- if (musb->quirk_retries--) {
++ if (musb->quirk_retries && !musb->flush_irq_work) {
+ musb_dbg(musb,
+ "Poll devctl on possible host mode disconnect");
+ schedule_delayed_work(&musb->irq_work,
+ msecs_to_jiffies(1000));
+-
++ musb->quirk_retries--;
+ return;
+ }
+ if (!musb->session)
+@@ -2681,8 +2679,15 @@ static int musb_suspend(struct device *dev)
+
+ musb_platform_disable(musb);
+ musb_disable_interrupts(musb);
++
++ musb->flush_irq_work = true;
++ while (flush_delayed_work(&musb->irq_work))
++ ;
++ musb->flush_irq_work = false;
++
+ if (!(musb->io.quirks & MUSB_PRESERVE_SESSION))
+ musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
++
+ WARN_ON(!list_empty(&musb->pending_list));
+
+ spin_lock_irqsave(&musb->lock, flags);
+diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
+index 9f22c5b8ce37..1830a571d025 100644
+--- a/drivers/usb/musb/musb_core.h
++++ b/drivers/usb/musb/musb_core.h
+@@ -428,6 +428,8 @@ struct musb {
+ unsigned test_mode:1;
+ unsigned softconnect:1;
+
++ unsigned flush_irq_work:1;
++
+ u8 address;
+ u8 test_mode_nr;
+ u16 ackpend; /* ep0 */
+diff --git a/drivers/usb/musb/musb_cppi41.c b/drivers/usb/musb/musb_cppi41.c
+index ba255280a624..1ec0a4947b6b 100644
+--- a/drivers/usb/musb/musb_cppi41.c
++++ b/drivers/usb/musb/musb_cppi41.c
+@@ -26,15 +26,28 @@
+
+ #define MUSB_DMA_NUM_CHANNELS 15
+
++#define DA8XX_USB_MODE 0x10
++#define DA8XX_USB_AUTOREQ 0x14
++#define DA8XX_USB_TEARDOWN 0x1c
++
++#define DA8XX_DMA_NUM_CHANNELS 4
++
+ struct cppi41_dma_controller {
+ struct dma_controller controller;
+- struct cppi41_dma_channel rx_channel[MUSB_DMA_NUM_CHANNELS];
+- struct cppi41_dma_channel tx_channel[MUSB_DMA_NUM_CHANNELS];
++ struct cppi41_dma_channel *rx_channel;
++ struct cppi41_dma_channel *tx_channel;
+ struct hrtimer early_tx;
+ struct list_head early_tx_list;
+ u32 rx_mode;
+ u32 tx_mode;
+ u32 auto_req;
++
++ u32 tdown_reg;
++ u32 autoreq_reg;
++
++ void (*set_dma_mode)(struct cppi41_dma_channel *cppi41_channel,
++ unsigned int mode);
++ u8 num_channels;
+ };
+
+ static void save_rx_toggle(struct cppi41_dma_channel *cppi41_channel)
+@@ -349,6 +362,32 @@ static void cppi41_set_dma_mode(struct cppi41_dma_channel *cppi41_channel,
+ }
+ }
+
++static void da8xx_set_dma_mode(struct cppi41_dma_channel *cppi41_channel,
++ unsigned int mode)
++{
++ struct cppi41_dma_controller *controller = cppi41_channel->controller;
++ struct musb *musb = controller->controller.musb;
++ unsigned int shift;
++ u32 port;
++ u32 new_mode;
++ u32 old_mode;
++
++ old_mode = controller->tx_mode;
++ port = cppi41_channel->port_num;
++
++ shift = (port - 1) * 4;
++ if (!cppi41_channel->is_tx)
++ shift += 16;
++ new_mode = old_mode & ~(3 << shift);
++ new_mode |= mode << shift;
++
++ if (new_mode == old_mode)
++ return;
++ controller->tx_mode = new_mode;
++ musb_writel(musb->ctrl_base, DA8XX_USB_MODE, new_mode);
++}
++
++
+ static void cppi41_set_autoreq_mode(struct cppi41_dma_channel *cppi41_channel,
+ unsigned mode)
+ {
+@@ -364,8 +403,8 @@ static void cppi41_set_autoreq_mode(struct cppi41_dma_channel *cppi41_channel,
+ if (new_mode == old_mode)
+ return;
+ controller->auto_req = new_mode;
+- musb_writel(controller->controller.musb->ctrl_base, USB_CTRL_AUTOREQ,
+- new_mode);
++ musb_writel(controller->controller.musb->ctrl_base,
++ controller->autoreq_reg, new_mode);
+ }
+
+ static bool cppi41_configure_channel(struct dma_channel *channel,
+@@ -373,6 +412,7 @@ static bool cppi41_configure_channel(struct dma_channel *channel,
+ dma_addr_t dma_addr, u32 len)
+ {
+ struct cppi41_dma_channel *cppi41_channel = channel->private_data;
++ struct cppi41_dma_controller *controller = cppi41_channel->controller;
+ struct dma_chan *dc = cppi41_channel->dc;
+ struct dma_async_tx_descriptor *dma_desc;
+ enum dma_transfer_direction direction;
+@@ -398,7 +438,7 @@ static bool cppi41_configure_channel(struct dma_channel *channel,
+ musb_writel(musb->ctrl_base,
+ RNDIS_REG(cppi41_channel->port_num), len);
+ /* gen rndis */
+- cppi41_set_dma_mode(cppi41_channel,
++ controller->set_dma_mode(cppi41_channel,
+ EP_MODE_DMA_GEN_RNDIS);
+
+ /* auto req */
+@@ -407,14 +447,15 @@ static bool cppi41_configure_channel(struct dma_channel *channel,
+ } else {
+ musb_writel(musb->ctrl_base,
+ RNDIS_REG(cppi41_channel->port_num), 0);
+- cppi41_set_dma_mode(cppi41_channel,
++ controller->set_dma_mode(cppi41_channel,
+ EP_MODE_DMA_TRANSPARENT);
+ cppi41_set_autoreq_mode(cppi41_channel,
+ EP_MODE_AUTOREQ_NONE);
+ }
+ } else {
+ /* fallback mode */
+- cppi41_set_dma_mode(cppi41_channel, EP_MODE_DMA_TRANSPARENT);
++ controller->set_dma_mode(cppi41_channel,
++ EP_MODE_DMA_TRANSPARENT);
+ cppi41_set_autoreq_mode(cppi41_channel, EP_MODE_AUTOREQ_NONE);
+ len = min_t(u32, packet_sz, len);
+ }
+@@ -445,7 +486,7 @@ static struct dma_channel *cppi41_dma_channel_allocate(struct dma_controller *c,
+ struct cppi41_dma_channel *cppi41_channel = NULL;
+ u8 ch_num = hw_ep->epnum - 1;
+
+- if (ch_num >= MUSB_DMA_NUM_CHANNELS)
++ if (ch_num >= controller->num_channels)
+ return NULL;
+
+ if (is_tx)
+@@ -581,12 +622,13 @@ static int cppi41_dma_channel_abort(struct dma_channel *channel)
+
+ do {
+ if (is_tx)
+- musb_writel(musb->ctrl_base, USB_TDOWN, tdbit);
++ musb_writel(musb->ctrl_base, controller->tdown_reg,
++ tdbit);
+ ret = dmaengine_terminate_all(cppi41_channel->dc);
+ } while (ret == -EAGAIN);
+
+ if (is_tx) {
+- musb_writel(musb->ctrl_base, USB_TDOWN, tdbit);
++ musb_writel(musb->ctrl_base, controller->tdown_reg, tdbit);
+
+ csr = musb_readw(epio, MUSB_TXCSR);
+ if (csr & MUSB_TXCSR_TXPKTRDY) {
+@@ -604,7 +646,7 @@ static void cppi41_release_all_dma_chans(struct cppi41_dma_controller *ctrl)
+ struct dma_chan *dc;
+ int i;
+
+- for (i = 0; i < MUSB_DMA_NUM_CHANNELS; i++) {
++ for (i = 0; i < ctrl->num_channels; i++) {
+ dc = ctrl->tx_channel[i].dc;
+ if (dc)
+ dma_release_channel(dc);
+@@ -656,7 +698,7 @@ static int cppi41_dma_controller_start(struct cppi41_dma_controller *controller)
+ goto err;
+
+ ret = -EINVAL;
+- if (port > MUSB_DMA_NUM_CHANNELS || !port)
++ if (port > controller->num_channels || !port)
+ goto err;
+ if (is_tx)
+ cppi41_channel = &controller->tx_channel[port - 1];
+@@ -697,6 +739,8 @@ void cppi41_dma_controller_destroy(struct dma_controller *c)
+
+ hrtimer_cancel(&controller->early_tx);
+ cppi41_dma_controller_stop(controller);
++ kfree(controller->rx_channel);
++ kfree(controller->tx_channel);
+ kfree(controller);
+ }
+ EXPORT_SYMBOL_GPL(cppi41_dma_controller_destroy);
+@@ -705,6 +749,7 @@ struct dma_controller *
+ cppi41_dma_controller_create(struct musb *musb, void __iomem *base)
+ {
+ struct cppi41_dma_controller *controller;
++ int channel_size;
+ int ret = 0;
+
+ if (!musb->controller->parent->of_node) {
+@@ -727,12 +772,37 @@ cppi41_dma_controller_create(struct musb *musb, void __iomem *base)
+ controller->controller.is_compatible = cppi41_is_compatible;
+ controller->controller.musb = musb;
+
++ if (musb->io.quirks & MUSB_DA8XX) {
++ controller->tdown_reg = DA8XX_USB_TEARDOWN;
++ controller->autoreq_reg = DA8XX_USB_AUTOREQ;
++ controller->set_dma_mode = da8xx_set_dma_mode;
++ controller->num_channels = DA8XX_DMA_NUM_CHANNELS;
++ } else {
++ controller->tdown_reg = USB_TDOWN;
++ controller->autoreq_reg = USB_CTRL_AUTOREQ;
++ controller->set_dma_mode = cppi41_set_dma_mode;
++ controller->num_channels = MUSB_DMA_NUM_CHANNELS;
++ }
++
++ channel_size = controller->num_channels *
++ sizeof(struct cppi41_dma_channel);
++ controller->rx_channel = kzalloc(channel_size, GFP_KERNEL);
++ if (!controller->rx_channel)
++ goto rx_channel_alloc_fail;
++ controller->tx_channel = kzalloc(channel_size, GFP_KERNEL);
++ if (!controller->tx_channel)
++ goto tx_channel_alloc_fail;
++
+ ret = cppi41_dma_controller_start(controller);
+ if (ret)
+ goto plat_get_fail;
+ return &controller->controller;
+
+ plat_get_fail:
++ kfree(controller->tx_channel);
++tx_channel_alloc_fail:
++ kfree(controller->rx_channel);
++rx_channel_alloc_fail:
+ kfree(controller);
+ kzalloc_fail:
+ if (ret == -EPROBE_DEFER)
+diff --git a/drivers/usb/musb/sunxi.c b/drivers/usb/musb/sunxi.c
+index c9a09b5bb6e5..dc353e24d53c 100644
+--- a/drivers/usb/musb/sunxi.c
++++ b/drivers/usb/musb/sunxi.c
+@@ -297,6 +297,8 @@ static int sunxi_musb_exit(struct musb *musb)
+ if (test_bit(SUNXI_MUSB_FL_HAS_SRAM, &glue->flags))
+ sunxi_sram_release(musb->controller->parent);
+
++ devm_usb_put_phy(glue->dev, glue->xceiv);
++
+ return 0;
+ }
+
+diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c
+index cc84da8dbb84..14511d6a7d44 100644
+--- a/drivers/usb/serial/metro-usb.c
++++ b/drivers/usb/serial/metro-usb.c
+@@ -45,6 +45,7 @@ struct metrousb_private {
+ static const struct usb_device_id id_table[] = {
+ { USB_DEVICE(FOCUS_VENDOR_ID, FOCUS_PRODUCT_ID_BI) },
+ { USB_DEVICE(FOCUS_VENDOR_ID, FOCUS_PRODUCT_ID_UNI) },
++ { USB_DEVICE_INTERFACE_CLASS(0x0c2e, 0x0730, 0xff) }, /* MS7820 */
+ { }, /* Terminating entry. */
+ };
+ MODULE_DEVICE_TABLE(usb, id_table);
+diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c
+index 018c588c7ac3..8e704d12a1cf 100644
+--- a/fs/crypto/keyinfo.c
++++ b/fs/crypto/keyinfo.c
+@@ -109,6 +109,11 @@ static int validate_user_key(struct fscrypt_info *crypt_info,
+ goto out;
+ }
+ ukp = user_key_payload_locked(keyring_key);
++ if (!ukp) {
++ /* key was revoked before we acquired its semaphore */
++ res = -EKEYREVOKED;
++ goto out;
++ }
+ if (ukp->datalen != sizeof(struct fscrypt_key)) {
+ res = -EINVAL;
+ goto out;
+diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
+index 9c351bf757b2..3fbc0ff79699 100644
+--- a/fs/ecryptfs/ecryptfs_kernel.h
++++ b/fs/ecryptfs/ecryptfs_kernel.h
+@@ -84,11 +84,16 @@ struct ecryptfs_page_crypt_context {
+ static inline struct ecryptfs_auth_tok *
+ ecryptfs_get_encrypted_key_payload_data(struct key *key)
+ {
+- if (key->type == &key_type_encrypted)
+- return (struct ecryptfs_auth_tok *)
+- (&((struct encrypted_key_payload *)key->payload.data[0])->payload_data);
+- else
++ struct encrypted_key_payload *payload;
++
++ if (key->type != &key_type_encrypted)
+ return NULL;
++
++ payload = key->payload.data[0];
++ if (!payload)
++ return ERR_PTR(-EKEYREVOKED);
++
++ return (struct ecryptfs_auth_tok *)payload->payload_data;
+ }
+
+ static inline struct key *ecryptfs_get_encrypted_key(char *sig)
+@@ -114,12 +119,17 @@ static inline struct ecryptfs_auth_tok *
+ ecryptfs_get_key_payload_data(struct key *key)
+ {
+ struct ecryptfs_auth_tok *auth_tok;
++ struct user_key_payload *ukp;
+
+ auth_tok = ecryptfs_get_encrypted_key_payload_data(key);
+- if (!auth_tok)
+- return (struct ecryptfs_auth_tok *)user_key_payload_locked(key)->data;
+- else
++ if (auth_tok)
+ return auth_tok;
++
++ ukp = user_key_payload_locked(key);
++ if (!ukp)
++ return ERR_PTR(-EKEYREVOKED);
++
++ return (struct ecryptfs_auth_tok *)ukp->data;
+ }
+
+ #define ECRYPTFS_MAX_KEYSET_SIZE 1024
+diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c
+index 3cf1546dca82..fa218cd64f74 100644
+--- a/fs/ecryptfs/keystore.c
++++ b/fs/ecryptfs/keystore.c
+@@ -459,7 +459,8 @@ static int ecryptfs_verify_version(u16 version)
+ * @auth_tok_key: key containing the authentication token
+ * @auth_tok: authentication token
+ *
+- * Returns zero on valid auth tok; -EINVAL otherwise
++ * Returns zero on valid auth tok; -EINVAL if the payload is invalid; or
++ * -EKEYREVOKED if the key was revoked before we acquired its semaphore.
+ */
+ static int
+ ecryptfs_verify_auth_tok_from_key(struct key *auth_tok_key,
+@@ -468,6 +469,12 @@ ecryptfs_verify_auth_tok_from_key(struct key *auth_tok_key,
+ int rc = 0;
+
+ (*auth_tok) = ecryptfs_get_key_payload_data(auth_tok_key);
++ if (IS_ERR(*auth_tok)) {
++ rc = PTR_ERR(*auth_tok);
++ *auth_tok = NULL;
++ goto out;
++ }
++
+ if (ecryptfs_verify_version((*auth_tok)->version)) {
+ printk(KERN_ERR "Data structure version mismatch. Userspace "
+ "tools must match eCryptfs kernel module with major "
+diff --git a/fs/fscache/object-list.c b/fs/fscache/object-list.c
+index 67f940892ef8..5eb2e24ce790 100644
+--- a/fs/fscache/object-list.c
++++ b/fs/fscache/object-list.c
+@@ -330,6 +330,13 @@ static void fscache_objlist_config(struct fscache_objlist_data *data)
+ rcu_read_lock();
+
+ confkey = user_key_payload_rcu(key);
++ if (!confkey) {
++ /* key was revoked */
++ rcu_read_unlock();
++ key_put(key);
++ goto no_config;
++ }
++
+ buf = confkey->data;
+
+ for (len = confkey->datalen - 1; len >= 0; len--) {
+diff --git a/fs/iomap.c b/fs/iomap.c
+index 59cc98ad7577..b8a91064abc6 100644
+--- a/fs/iomap.c
++++ b/fs/iomap.c
+@@ -993,6 +993,13 @@ iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter,
+ WARN_ON_ONCE(ret);
+ ret = 0;
+
++ if (iov_iter_rw(iter) == WRITE && !is_sync_kiocb(iocb) &&
++ !inode->i_sb->s_dio_done_wq) {
++ ret = sb_init_dio_done_wq(inode->i_sb);
++ if (ret < 0)
++ goto out_free_dio;
++ }
++
+ inode_dio_begin(inode);
+
+ blk_start_plug(&plug);
+@@ -1015,13 +1022,6 @@ iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter,
+ if (ret < 0)
+ iomap_dio_set_error(dio, ret);
+
+- if (ret >= 0 && iov_iter_rw(iter) == WRITE && !is_sync_kiocb(iocb) &&
+- !inode->i_sb->s_dio_done_wq) {
+- ret = sb_init_dio_done_wq(inode->i_sb);
+- if (ret < 0)
+- iomap_dio_set_error(dio, ret);
+- }
+-
+ if (!atomic_dec_and_test(&dio->ref)) {
+ if (!is_sync_kiocb(iocb))
+ return -EIOCBQUEUED;
+diff --git a/fs/xfs/libxfs/xfs_ag_resv.c b/fs/xfs/libxfs/xfs_ag_resv.c
+index b008ff3250eb..df3e600835e8 100644
+--- a/fs/xfs/libxfs/xfs_ag_resv.c
++++ b/fs/xfs/libxfs/xfs_ag_resv.c
+@@ -156,7 +156,8 @@ __xfs_ag_resv_free(
+ trace_xfs_ag_resv_free(pag, type, 0);
+
+ resv = xfs_perag_resv(pag, type);
+- pag->pag_mount->m_ag_max_usable += resv->ar_asked;
++ if (pag->pag_agno == 0)
++ pag->pag_mount->m_ag_max_usable += resv->ar_asked;
+ /*
+ * AGFL blocks are always considered "free", so whatever
+ * was reserved at mount time must be given back at umount.
+@@ -216,7 +217,14 @@ __xfs_ag_resv_init(
+ return error;
+ }
+
+- mp->m_ag_max_usable -= ask;
++ /*
++ * Reduce the maximum per-AG allocation length by however much we're
++ * trying to reserve for an AG. Since this is a filesystem-wide
++ * counter, we only make the adjustment for AG 0. This assumes that
++ * there aren't any AGs hungrier for per-AG reservation than AG 0.
++ */
++ if (pag->pag_agno == 0)
++ mp->m_ag_max_usable -= ask;
+
+ resv = xfs_perag_resv(pag, type);
+ resv->ar_asked = ask;
+diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c
+index 744dcaec34cc..f965ce832bc0 100644
+--- a/fs/xfs/libxfs/xfs_alloc.c
++++ b/fs/xfs/libxfs/xfs_alloc.c
+@@ -1584,6 +1584,10 @@ xfs_alloc_ag_vextent_small(
+
+ bp = xfs_btree_get_bufs(args->mp, args->tp,
+ args->agno, fbno, 0);
++ if (!bp) {
++ error = -EFSCORRUPTED;
++ goto error0;
++ }
+ xfs_trans_binval(args->tp, bp);
+ }
+ args->len = 1;
+@@ -2141,6 +2145,10 @@ xfs_alloc_fix_freelist(
+ if (error)
+ goto out_agbp_relse;
+ bp = xfs_btree_get_bufs(mp, tp, args->agno, bno, 0);
++ if (!bp) {
++ error = -EFSCORRUPTED;
++ goto out_agbp_relse;
++ }
+ xfs_trans_binval(tp, bp);
+ }
+
+diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
+index 6f2a5baded76..5c6eb19664f2 100644
+--- a/fs/xfs/libxfs/xfs_bmap.c
++++ b/fs/xfs/libxfs/xfs_bmap.c
+@@ -3860,6 +3860,17 @@ xfs_trim_extent(
+ }
+ }
+
++/* trim extent to within eof */
++void
++xfs_trim_extent_eof(
++ struct xfs_bmbt_irec *irec,
++ struct xfs_inode *ip)
++
++{
++ xfs_trim_extent(irec, 0, XFS_B_TO_FSB(ip->i_mount,
++ i_size_read(VFS_I(ip))));
++}
++
+ /*
+ * Trim the returned map to the required bounds
+ */
+diff --git a/fs/xfs/libxfs/xfs_bmap.h b/fs/xfs/libxfs/xfs_bmap.h
+index 851982a5dfbc..502e0d8fb4ff 100644
+--- a/fs/xfs/libxfs/xfs_bmap.h
++++ b/fs/xfs/libxfs/xfs_bmap.h
+@@ -208,6 +208,7 @@ void xfs_bmap_trace_exlist(struct xfs_inode *ip, xfs_extnum_t cnt,
+
+ void xfs_trim_extent(struct xfs_bmbt_irec *irec, xfs_fileoff_t bno,
+ xfs_filblks_t len);
++void xfs_trim_extent_eof(struct xfs_bmbt_irec *, struct xfs_inode *);
+ int xfs_bmap_add_attrfork(struct xfs_inode *ip, int size, int rsvd);
+ void xfs_bmap_local_to_extents_empty(struct xfs_inode *ip, int whichfork);
+ void xfs_bmap_add_free(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
+diff --git a/fs/xfs/libxfs/xfs_log_format.h b/fs/xfs/libxfs/xfs_log_format.h
+index 8372e9bcd7b6..71de185735e0 100644
+--- a/fs/xfs/libxfs/xfs_log_format.h
++++ b/fs/xfs/libxfs/xfs_log_format.h
+@@ -270,6 +270,7 @@ typedef struct xfs_inode_log_format {
+ uint32_t ilf_fields; /* flags for fields logged */
+ uint16_t ilf_asize; /* size of attr d/ext/root */
+ uint16_t ilf_dsize; /* size of data/ext/root */
++ uint32_t ilf_pad; /* pad for 64 bit boundary */
+ uint64_t ilf_ino; /* inode number */
+ union {
+ uint32_t ilfu_rdev; /* rdev value for dev inode*/
+@@ -280,29 +281,17 @@ typedef struct xfs_inode_log_format {
+ int32_t ilf_boffset; /* off of inode in buffer */
+ } xfs_inode_log_format_t;
+
+-typedef struct xfs_inode_log_format_32 {
+- uint16_t ilf_type; /* inode log item type */
+- uint16_t ilf_size; /* size of this item */
+- uint32_t ilf_fields; /* flags for fields logged */
+- uint16_t ilf_asize; /* size of attr d/ext/root */
+- uint16_t ilf_dsize; /* size of data/ext/root */
+- uint64_t ilf_ino; /* inode number */
+- union {
+- uint32_t ilfu_rdev; /* rdev value for dev inode*/
+- uuid_t ilfu_uuid; /* mount point value */
+- } ilf_u;
+- int64_t ilf_blkno; /* blkno of inode buffer */
+- int32_t ilf_len; /* len of inode buffer */
+- int32_t ilf_boffset; /* off of inode in buffer */
+-} __attribute__((packed)) xfs_inode_log_format_32_t;
+-
+-typedef struct xfs_inode_log_format_64 {
++/*
++ * Old 32 bit systems will log in this format without the 64 bit
++ * alignment padding. Recovery will detect this and convert it to the
++ * correct format.
++ */
++struct xfs_inode_log_format_32 {
+ uint16_t ilf_type; /* inode log item type */
+ uint16_t ilf_size; /* size of this item */
+ uint32_t ilf_fields; /* flags for fields logged */
+ uint16_t ilf_asize; /* size of attr d/ext/root */
+ uint16_t ilf_dsize; /* size of data/ext/root */
+- uint32_t ilf_pad; /* pad for 64 bit boundary */
+ uint64_t ilf_ino; /* inode number */
+ union {
+ uint32_t ilfu_rdev; /* rdev value for dev inode*/
+@@ -311,7 +300,7 @@ typedef struct xfs_inode_log_format_64 {
+ int64_t ilf_blkno; /* blkno of inode buffer */
+ int32_t ilf_len; /* len of inode buffer */
+ int32_t ilf_boffset; /* off of inode in buffer */
+-} xfs_inode_log_format_64_t;
++} __attribute__((packed));
+
+
+ /*
+diff --git a/fs/xfs/xfs_acl.c b/fs/xfs/xfs_acl.c
+index 7034e17535de..3354140de07e 100644
+--- a/fs/xfs/xfs_acl.c
++++ b/fs/xfs/xfs_acl.c
+@@ -247,6 +247,8 @@ xfs_set_mode(struct inode *inode, umode_t mode)
+ int
+ xfs_set_acl(struct inode *inode, struct posix_acl *acl, int type)
+ {
++ umode_t mode;
++ bool set_mode = false;
+ int error = 0;
+
+ if (!acl)
+@@ -257,16 +259,24 @@ xfs_set_acl(struct inode *inode, struct posix_acl *acl, int type)
+ return error;
+
+ if (type == ACL_TYPE_ACCESS) {
+- umode_t mode;
+-
+ error = posix_acl_update_mode(inode, &mode, &acl);
+ if (error)
+ return error;
+- error = xfs_set_mode(inode, mode);
+- if (error)
+- return error;
++ set_mode = true;
+ }
+
+ set_acl:
+- return __xfs_set_acl(inode, acl, type);
++ error = __xfs_set_acl(inode, acl, type);
++ if (error)
++ return error;
++
++ /*
++ * We set the mode after successfully updating the ACL xattr because the
++ * xattr update can fail at ENOSPC and we don't want to change the mode
++ * if the ACL update hasn't been applied.
++ */
++ if (set_mode)
++ error = xfs_set_mode(inode, mode);
++
++ return error;
+ }
+diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
+index f9efd67f6fa1..41b767ecfe50 100644
+--- a/fs/xfs/xfs_aops.c
++++ b/fs/xfs/xfs_aops.c
+@@ -330,7 +330,8 @@ xfs_end_io(
+ error = xfs_reflink_end_cow(ip, offset, size);
+ break;
+ case XFS_IO_UNWRITTEN:
+- error = xfs_iomap_write_unwritten(ip, offset, size);
++ /* writeback should never update isize */
++ error = xfs_iomap_write_unwritten(ip, offset, size, false);
+ break;
+ default:
+ ASSERT(!xfs_ioend_is_append(ioend) || ioend->io_append_trans);
+@@ -432,6 +433,19 @@ xfs_imap_valid(
+ {
+ offset >>= inode->i_blkbits;
+
++ /*
++ * We have to make sure the cached mapping is within EOF to protect
++ * against eofblocks trimming on file release leaving us with a stale
++ * mapping. Otherwise, a page for a subsequent file extending buffered
++ * write could get picked up by this writeback cycle and written to the
++ * wrong blocks.
++ *
++ * Note that what we really want here is a generic mapping invalidation
++ * mechanism to protect us from arbitrary extent modifying contexts, not
++ * just eofblocks.
++ */
++ xfs_trim_extent_eof(imap, XFS_I(inode));
++
+ return offset >= imap->br_startoff &&
+ offset < imap->br_startoff + imap->br_blockcount;
+ }
+@@ -721,6 +735,14 @@ xfs_vm_invalidatepage(
+ {
+ trace_xfs_invalidatepage(page->mapping->host, page, offset,
+ length);
++
++ /*
++ * If we are invalidating the entire page, clear the dirty state from it
++ * so that we can check for attempts to release dirty cached pages in
++ * xfs_vm_releasepage().
++ */
++ if (offset == 0 && length >= PAGE_SIZE)
++ cancel_dirty_page(page);
+ block_invalidatepage(page, offset, length);
+ }
+
+@@ -1176,25 +1198,27 @@ xfs_vm_releasepage(
+ * mm accommodates an old ext3 case where clean pages might not have had
+ * the dirty bit cleared. Thus, it can send actual dirty pages to
+ * ->releasepage() via shrink_active_list(). Conversely,
+- * block_invalidatepage() can send pages that are still marked dirty
+- * but otherwise have invalidated buffers.
++ * block_invalidatepage() can send pages that are still marked dirty but
++ * otherwise have invalidated buffers.
+ *
+ * We want to release the latter to avoid unnecessary buildup of the
+- * LRU, skip the former and warn if we've left any lingering
+- * delalloc/unwritten buffers on clean pages. Skip pages with delalloc
+- * or unwritten buffers and warn if the page is not dirty. Otherwise
+- * try to release the buffers.
++ * LRU, so xfs_vm_invalidatepage() clears the page dirty flag on pages
++ * that are entirely invalidated and need to be released. Hence the
++ * only time we should get dirty pages here is through
++ * shrink_active_list() and so we can simply skip those now.
++ *
++ * warn if we've left any lingering delalloc/unwritten buffers on clean
++ * or invalidated pages we are about to release.
+ */
++ if (PageDirty(page))
++ return 0;
++
+ xfs_count_page_state(page, &delalloc, &unwritten);
+
+- if (delalloc) {
+- WARN_ON_ONCE(!PageDirty(page));
++ if (WARN_ON_ONCE(delalloc))
+ return 0;
+- }
+- if (unwritten) {
+- WARN_ON_ONCE(!PageDirty(page));
++ if (WARN_ON_ONCE(unwritten))
+ return 0;
+- }
+
+ return try_to_free_buffers(page);
+ }
+diff --git a/fs/xfs/xfs_attr_inactive.c b/fs/xfs/xfs_attr_inactive.c
+index be0b79d8900f..c6643004e583 100644
+--- a/fs/xfs/xfs_attr_inactive.c
++++ b/fs/xfs/xfs_attr_inactive.c
+@@ -302,6 +302,8 @@ xfs_attr3_node_inactive(
+ &bp, XFS_ATTR_FORK);
+ if (error)
+ return error;
++ node = bp->b_addr;
++ btree = dp->d_ops->node_tree_p(node);
+ child_fsb = be32_to_cpu(btree[i + 1].before);
+ xfs_trans_brelse(*trans, bp);
+ }
+diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
+index 3e9b7a4fb8fd..799c69a72f2c 100644
+--- a/fs/xfs/xfs_bmap_util.c
++++ b/fs/xfs/xfs_bmap_util.c
+@@ -84,6 +84,7 @@ xfs_zero_extent(
+ GFP_NOFS, 0);
+ }
+
++#ifdef CONFIG_XFS_RT
+ int
+ xfs_bmap_rtalloc(
+ struct xfs_bmalloca *ap) /* bmap alloc argument struct */
+@@ -190,6 +191,7 @@ xfs_bmap_rtalloc(
+ }
+ return 0;
+ }
++#endif /* CONFIG_XFS_RT */
+
+ /*
+ * Check if the endoff is outside the last extent. If so the caller will grow
+@@ -1459,7 +1461,19 @@ xfs_shift_file_space(
+ return error;
+
+ /*
+- * The extent shiting code works on extent granularity. So, if
++ * Clean out anything hanging around in the cow fork now that
++ * we've flushed all the dirty data out to disk to avoid having
++ * CoW extents at the wrong offsets.
++ */
++ if (xfs_is_reflink_inode(ip)) {
++ error = xfs_reflink_cancel_cow_range(ip, offset, NULLFILEOFF,
++ true);
++ if (error)
++ return error;
++ }
++
++ /*
++ * The extent shifting code works on extent granularity. So, if
+ * stop_fsb is not the starting block of extent, we need to split
+ * the extent at stop_fsb.
+ */
+@@ -2109,11 +2123,31 @@ xfs_swap_extents(
+ ip->i_d.di_flags2 |= tip->i_d.di_flags2 & XFS_DIFLAG2_REFLINK;
+ tip->i_d.di_flags2 &= ~XFS_DIFLAG2_REFLINK;
+ tip->i_d.di_flags2 |= f & XFS_DIFLAG2_REFLINK;
++ }
++
++ /* Swap the cow forks. */
++ if (xfs_sb_version_hasreflink(&mp->m_sb)) {
++ xfs_extnum_t extnum;
++
++ ASSERT(ip->i_cformat == XFS_DINODE_FMT_EXTENTS);
++ ASSERT(tip->i_cformat == XFS_DINODE_FMT_EXTENTS);
++
++ extnum = ip->i_cnextents;
++ ip->i_cnextents = tip->i_cnextents;
++ tip->i_cnextents = extnum;
++
+ cowfp = ip->i_cowfp;
+ ip->i_cowfp = tip->i_cowfp;
+ tip->i_cowfp = cowfp;
+- xfs_inode_set_cowblocks_tag(ip);
+- xfs_inode_set_cowblocks_tag(tip);
++
++ if (ip->i_cowfp && ip->i_cnextents)
++ xfs_inode_set_cowblocks_tag(ip);
++ else
++ xfs_inode_clear_cowblocks_tag(ip);
++ if (tip->i_cowfp && tip->i_cnextents)
++ xfs_inode_set_cowblocks_tag(tip);
++ else
++ xfs_inode_clear_cowblocks_tag(tip);
+ }
+
+ xfs_trans_log_inode(tp, ip, src_log_flags);
+diff --git a/fs/xfs/xfs_bmap_util.h b/fs/xfs/xfs_bmap_util.h
+index 0cede1043571..fb8d0c7d1db8 100644
+--- a/fs/xfs/xfs_bmap_util.h
++++ b/fs/xfs/xfs_bmap_util.h
+@@ -28,7 +28,20 @@ struct xfs_mount;
+ struct xfs_trans;
+ struct xfs_bmalloca;
+
++#ifdef CONFIG_XFS_RT
+ int xfs_bmap_rtalloc(struct xfs_bmalloca *ap);
++#else /* !CONFIG_XFS_RT */
++/*
++ * Attempts to allocate RT extents when RT is disable indicates corruption and
++ * should trigger a shutdown.
++ */
++static inline int
++xfs_bmap_rtalloc(struct xfs_bmalloca *ap)
++{
++ return -EFSCORRUPTED;
++}
++#endif /* CONFIG_XFS_RT */
++
+ int xfs_bmap_eof(struct xfs_inode *ip, xfs_fileoff_t endoff,
+ int whichfork, int *eof);
+ int xfs_bmap_punch_delalloc_range(struct xfs_inode *ip,
+diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c
+index 2f4feb959bfb..028e50a36f95 100644
+--- a/fs/xfs/xfs_error.c
++++ b/fs/xfs/xfs_error.c
+@@ -344,7 +344,7 @@ xfs_verifier_error(
+ {
+ struct xfs_mount *mp = bp->b_target->bt_mount;
+
+- xfs_alert(mp, "Metadata %s detected at %pF, %s block 0x%llx",
++ xfs_alert(mp, "Metadata %s detected at %pS, %s block 0x%llx",
+ bp->b_error == -EFSBADCRC ? "CRC error" : "corruption",
+ __return_address, bp->b_ops->name, bp->b_bn);
+
+diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
+index c4893e226fd8..ad5100ce8c44 100644
+--- a/fs/xfs/xfs_file.c
++++ b/fs/xfs/xfs_file.c
+@@ -58,7 +58,7 @@ xfs_zero_range(
+ xfs_off_t count,
+ bool *did_zero)
+ {
+- return iomap_zero_range(VFS_I(ip), pos, count, NULL, &xfs_iomap_ops);
++ return iomap_zero_range(VFS_I(ip), pos, count, did_zero, &xfs_iomap_ops);
+ }
+
+ int
+@@ -432,7 +432,6 @@ xfs_dio_write_end_io(
+ struct inode *inode = file_inode(iocb->ki_filp);
+ struct xfs_inode *ip = XFS_I(inode);
+ loff_t offset = iocb->ki_pos;
+- bool update_size = false;
+ int error = 0;
+
+ trace_xfs_end_io_direct_write(ip, offset, size);
+@@ -443,6 +442,21 @@ xfs_dio_write_end_io(
+ if (size <= 0)
+ return size;
+
++ if (flags & IOMAP_DIO_COW) {
++ error = xfs_reflink_end_cow(ip, offset, size);
++ if (error)
++ return error;
++ }
++
++ /*
++ * Unwritten conversion updates the in-core isize after extent
++ * conversion but before updating the on-disk size. Updating isize any
++ * earlier allows a racing dio read to find unwritten extents before
++ * they are converted.
++ */
++ if (flags & IOMAP_DIO_UNWRITTEN)
++ return xfs_iomap_write_unwritten(ip, offset, size, true);
++
+ /*
+ * We need to update the in-core inode size here so that we don't end up
+ * with the on-disk inode size being outside the in-core inode size. We
+@@ -457,20 +471,11 @@ xfs_dio_write_end_io(
+ spin_lock(&ip->i_flags_lock);
+ if (offset + size > i_size_read(inode)) {
+ i_size_write(inode, offset + size);
+- update_size = true;
+- }
+- spin_unlock(&ip->i_flags_lock);
+-
+- if (flags & IOMAP_DIO_COW) {
+- error = xfs_reflink_end_cow(ip, offset, size);
+- if (error)
+- return error;
+- }
+-
+- if (flags & IOMAP_DIO_UNWRITTEN)
+- error = xfs_iomap_write_unwritten(ip, offset, size);
+- else if (update_size)
++ spin_unlock(&ip->i_flags_lock);
+ error = xfs_setfilesize(ip, offset, size);
++ } else {
++ spin_unlock(&ip->i_flags_lock);
++ }
+
+ return error;
+ }
+diff --git a/fs/xfs/xfs_fsmap.c b/fs/xfs/xfs_fsmap.c
+index 814ed729881d..43cfc07996a4 100644
+--- a/fs/xfs/xfs_fsmap.c
++++ b/fs/xfs/xfs_fsmap.c
+@@ -367,29 +367,6 @@ xfs_getfsmap_datadev_helper(
+ return xfs_getfsmap_helper(cur->bc_tp, info, rec, rec_daddr);
+ }
+
+-/* Transform a rtbitmap "record" into a fsmap */
+-STATIC int
+-xfs_getfsmap_rtdev_rtbitmap_helper(
+- struct xfs_trans *tp,
+- struct xfs_rtalloc_rec *rec,
+- void *priv)
+-{
+- struct xfs_mount *mp = tp->t_mountp;
+- struct xfs_getfsmap_info *info = priv;
+- struct xfs_rmap_irec irec;
+- xfs_daddr_t rec_daddr;
+-
+- rec_daddr = XFS_FSB_TO_BB(mp, rec->ar_startblock);
+-
+- irec.rm_startblock = rec->ar_startblock;
+- irec.rm_blockcount = rec->ar_blockcount;
+- irec.rm_owner = XFS_RMAP_OWN_NULL; /* "free" */
+- irec.rm_offset = 0;
+- irec.rm_flags = 0;
+-
+- return xfs_getfsmap_helper(tp, info, &irec, rec_daddr);
+-}
+-
+ /* Transform a bnobt irec into a fsmap */
+ STATIC int
+ xfs_getfsmap_datadev_bnobt_helper(
+@@ -475,6 +452,30 @@ xfs_getfsmap_logdev(
+ return xfs_getfsmap_helper(tp, info, &rmap, 0);
+ }
+
++#ifdef CONFIG_XFS_RT
++/* Transform a rtbitmap "record" into a fsmap */
++STATIC int
++xfs_getfsmap_rtdev_rtbitmap_helper(
++ struct xfs_trans *tp,
++ struct xfs_rtalloc_rec *rec,
++ void *priv)
++{
++ struct xfs_mount *mp = tp->t_mountp;
++ struct xfs_getfsmap_info *info = priv;
++ struct xfs_rmap_irec irec;
++ xfs_daddr_t rec_daddr;
++
++ rec_daddr = XFS_FSB_TO_BB(mp, rec->ar_startblock);
++
++ irec.rm_startblock = rec->ar_startblock;
++ irec.rm_blockcount = rec->ar_blockcount;
++ irec.rm_owner = XFS_RMAP_OWN_NULL; /* "free" */
++ irec.rm_offset = 0;
++ irec.rm_flags = 0;
++
++ return xfs_getfsmap_helper(tp, info, &irec, rec_daddr);
++}
++
+ /* Execute a getfsmap query against the realtime device. */
+ STATIC int
+ __xfs_getfsmap_rtdev(
+@@ -561,6 +562,7 @@ xfs_getfsmap_rtdev_rtbitmap(
+ return __xfs_getfsmap_rtdev(tp, keys, xfs_getfsmap_rtdev_rtbitmap_query,
+ info);
+ }
++#endif /* CONFIG_XFS_RT */
+
+ /* Execute a getfsmap query against the regular data device. */
+ STATIC int
+@@ -795,7 +797,15 @@ xfs_getfsmap_check_keys(
+ return false;
+ }
+
++/*
++ * There are only two devices if we didn't configure RT devices at build time.
++ */
++#ifdef CONFIG_XFS_RT
+ #define XFS_GETFSMAP_DEVS 3
++#else
++#define XFS_GETFSMAP_DEVS 2
++#endif /* CONFIG_XFS_RT */
++
+ /*
+ * Get filesystem's extents as described in head, and format for
+ * output. Calls formatter to fill the user's buffer until all
+@@ -853,10 +863,12 @@ xfs_getfsmap(
+ handlers[1].dev = new_encode_dev(mp->m_logdev_targp->bt_dev);
+ handlers[1].fn = xfs_getfsmap_logdev;
+ }
++#ifdef CONFIG_XFS_RT
+ if (mp->m_rtdev_targp) {
+ handlers[2].dev = new_encode_dev(mp->m_rtdev_targp->bt_dev);
+ handlers[2].fn = xfs_getfsmap_rtdev_rtbitmap;
+ }
++#endif /* CONFIG_XFS_RT */
+
+ xfs_sort(handlers, XFS_GETFSMAP_DEVS, sizeof(struct xfs_getfsmap_dev),
+ xfs_getfsmap_dev_compare);
+diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
+index 97045e8dfed5..cd2e5b122b01 100644
+--- a/fs/xfs/xfs_inode.c
++++ b/fs/xfs/xfs_inode.c
+@@ -1623,10 +1623,12 @@ xfs_itruncate_extents(
+ goto out;
+
+ /*
+- * Clear the reflink flag if we truncated everything.
++ * Clear the reflink flag if there are no data fork blocks and
++ * there are no extents staged in the cow fork.
+ */
+- if (ip->i_d.di_nblocks == 0 && xfs_is_reflink_inode(ip)) {
+- ip->i_d.di_flags2 &= ~XFS_DIFLAG2_REFLINK;
++ if (xfs_is_reflink_inode(ip) && ip->i_cnextents == 0) {
++ if (ip->i_d.di_nblocks == 0)
++ ip->i_d.di_flags2 &= ~XFS_DIFLAG2_REFLINK;
+ xfs_inode_clear_cowblocks_tag(ip);
+ }
+
+diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
+index 6d0f74ec31e8..9bbc2d7cc8cb 100644
+--- a/fs/xfs/xfs_inode_item.c
++++ b/fs/xfs/xfs_inode_item.c
+@@ -364,6 +364,9 @@ xfs_inode_to_log_dinode(
+ to->di_dmstate = from->di_dmstate;
+ to->di_flags = from->di_flags;
+
++ /* log a dummy value to ensure log structure is fully initialised */
++ to->di_next_unlinked = NULLAGINO;
++
+ if (from->di_version == 3) {
+ to->di_changecount = inode->i_version;
+ to->di_crtime.t_sec = from->di_crtime.t_sec;
+@@ -404,6 +407,11 @@ xfs_inode_item_format_core(
+ * the second with the on-disk inode structure, and a possible third and/or
+ * fourth with the inode data/extents/b-tree root and inode attributes
+ * data/extents/b-tree root.
++ *
++ * Note: Always use the 64 bit inode log format structure so we don't
++ * leave an uninitialised hole in the format item on 64 bit systems. Log
++ * recovery on 32 bit systems handles this just fine, so there's no reason
++ * for not using an initialising the properly padded structure all the time.
+ */
+ STATIC void
+ xfs_inode_item_format(
+@@ -412,8 +420,8 @@ xfs_inode_item_format(
+ {
+ struct xfs_inode_log_item *iip = INODE_ITEM(lip);
+ struct xfs_inode *ip = iip->ili_inode;
+- struct xfs_inode_log_format *ilf;
+ struct xfs_log_iovec *vecp = NULL;
++ struct xfs_inode_log_format *ilf;
+
+ ASSERT(ip->i_d.di_version > 1);
+
+@@ -425,7 +433,17 @@ xfs_inode_item_format(
+ ilf->ilf_boffset = ip->i_imap.im_boffset;
+ ilf->ilf_fields = XFS_ILOG_CORE;
+ ilf->ilf_size = 2; /* format + core */
+- xlog_finish_iovec(lv, vecp, sizeof(struct xfs_inode_log_format));
++
++ /*
++ * make sure we don't leak uninitialised data into the log in the case
++ * when we don't log every field in the inode.
++ */
++ ilf->ilf_dsize = 0;
++ ilf->ilf_asize = 0;
++ ilf->ilf_pad = 0;
++ uuid_copy(&ilf->ilf_u.ilfu_uuid, &uuid_null);
++
++ xlog_finish_iovec(lv, vecp, sizeof(*ilf));
+
+ xfs_inode_item_format_core(ip, lv, &vecp);
+ xfs_inode_item_format_data_fork(iip, ilf, lv, &vecp);
+@@ -745,7 +763,7 @@ xfs_iflush_done(
+ */
+ iip = INODE_ITEM(blip);
+ if ((iip->ili_logged && blip->li_lsn == iip->ili_flush_lsn) ||
+- lip->li_flags & XFS_LI_FAILED)
++ (blip->li_flags & XFS_LI_FAILED))
+ need_ail++;
+
+ blip = next;
+@@ -855,44 +873,29 @@ xfs_istale_done(
+ }
+
+ /*
+- * convert an xfs_inode_log_format struct from either 32 or 64 bit versions
+- * (which can have different field alignments) to the native version
++ * convert an xfs_inode_log_format struct from the old 32 bit version
++ * (which can have different field alignments) to the native 64 bit version
+ */
+ int
+ xfs_inode_item_format_convert(
+- xfs_log_iovec_t *buf,
+- xfs_inode_log_format_t *in_f)
++ struct xfs_log_iovec *buf,
++ struct xfs_inode_log_format *in_f)
+ {
+- if (buf->i_len == sizeof(xfs_inode_log_format_32_t)) {
+- xfs_inode_log_format_32_t *in_f32 = buf->i_addr;
+-
+- in_f->ilf_type = in_f32->ilf_type;
+- in_f->ilf_size = in_f32->ilf_size;
+- in_f->ilf_fields = in_f32->ilf_fields;
+- in_f->ilf_asize = in_f32->ilf_asize;
+- in_f->ilf_dsize = in_f32->ilf_dsize;
+- in_f->ilf_ino = in_f32->ilf_ino;
+- /* copy biggest field of ilf_u */
+- uuid_copy(&in_f->ilf_u.ilfu_uuid, &in_f32->ilf_u.ilfu_uuid);
+- in_f->ilf_blkno = in_f32->ilf_blkno;
+- in_f->ilf_len = in_f32->ilf_len;
+- in_f->ilf_boffset = in_f32->ilf_boffset;
+- return 0;
+- } else if (buf->i_len == sizeof(xfs_inode_log_format_64_t)){
+- xfs_inode_log_format_64_t *in_f64 = buf->i_addr;
+-
+- in_f->ilf_type = in_f64->ilf_type;
+- in_f->ilf_size = in_f64->ilf_size;
+- in_f->ilf_fields = in_f64->ilf_fields;
+- in_f->ilf_asize = in_f64->ilf_asize;
+- in_f->ilf_dsize = in_f64->ilf_dsize;
+- in_f->ilf_ino = in_f64->ilf_ino;
+- /* copy biggest field of ilf_u */
+- uuid_copy(&in_f->ilf_u.ilfu_uuid, &in_f64->ilf_u.ilfu_uuid);
+- in_f->ilf_blkno = in_f64->ilf_blkno;
+- in_f->ilf_len = in_f64->ilf_len;
+- in_f->ilf_boffset = in_f64->ilf_boffset;
+- return 0;
+- }
+- return -EFSCORRUPTED;
++ struct xfs_inode_log_format_32 *in_f32 = buf->i_addr;
++
++ if (buf->i_len != sizeof(*in_f32))
++ return -EFSCORRUPTED;
++
++ in_f->ilf_type = in_f32->ilf_type;
++ in_f->ilf_size = in_f32->ilf_size;
++ in_f->ilf_fields = in_f32->ilf_fields;
++ in_f->ilf_asize = in_f32->ilf_asize;
++ in_f->ilf_dsize = in_f32->ilf_dsize;
++ in_f->ilf_ino = in_f32->ilf_ino;
++ /* copy biggest field of ilf_u */
++ uuid_copy(&in_f->ilf_u.ilfu_uuid, &in_f32->ilf_u.ilfu_uuid);
++ in_f->ilf_blkno = in_f32->ilf_blkno;
++ in_f->ilf_len = in_f32->ilf_len;
++ in_f->ilf_boffset = in_f32->ilf_boffset;
++ return 0;
+ }
+diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
+index 813394c62849..2cef389d8955 100644
+--- a/fs/xfs/xfs_iomap.c
++++ b/fs/xfs/xfs_iomap.c
+@@ -829,7 +829,8 @@ int
+ xfs_iomap_write_unwritten(
+ xfs_inode_t *ip,
+ xfs_off_t offset,
+- xfs_off_t count)
++ xfs_off_t count,
++ bool update_isize)
+ {
+ xfs_mount_t *mp = ip->i_mount;
+ xfs_fileoff_t offset_fsb;
+@@ -840,6 +841,7 @@ xfs_iomap_write_unwritten(
+ xfs_trans_t *tp;
+ xfs_bmbt_irec_t imap;
+ struct xfs_defer_ops dfops;
++ struct inode *inode = VFS_I(ip);
+ xfs_fsize_t i_size;
+ uint resblks;
+ int error;
+@@ -899,7 +901,8 @@ xfs_iomap_write_unwritten(
+ i_size = XFS_FSB_TO_B(mp, offset_fsb + count_fsb);
+ if (i_size > offset + count)
+ i_size = offset + count;
+-
++ if (update_isize && i_size > i_size_read(inode))
++ i_size_write(inode, i_size);
+ i_size = xfs_new_eof(ip, i_size);
+ if (i_size) {
+ ip->i_d.di_size = i_size;
+diff --git a/fs/xfs/xfs_iomap.h b/fs/xfs/xfs_iomap.h
+index 00db3ecea084..ee535065c5d0 100644
+--- a/fs/xfs/xfs_iomap.h
++++ b/fs/xfs/xfs_iomap.h
+@@ -27,7 +27,7 @@ int xfs_iomap_write_direct(struct xfs_inode *, xfs_off_t, size_t,
+ struct xfs_bmbt_irec *, int);
+ int xfs_iomap_write_allocate(struct xfs_inode *, int, xfs_off_t,
+ struct xfs_bmbt_irec *);
+-int xfs_iomap_write_unwritten(struct xfs_inode *, xfs_off_t, xfs_off_t);
++int xfs_iomap_write_unwritten(struct xfs_inode *, xfs_off_t, xfs_off_t, bool);
+
+ void xfs_bmbt_to_iomap(struct xfs_inode *, struct iomap *,
+ struct xfs_bmbt_irec *);
+diff --git a/fs/xfs/xfs_ondisk.h b/fs/xfs/xfs_ondisk.h
+index 0c381d71b242..0492436a053f 100644
+--- a/fs/xfs/xfs_ondisk.h
++++ b/fs/xfs/xfs_ondisk.h
+@@ -134,7 +134,7 @@ xfs_check_ondisk_structs(void)
+ XFS_CHECK_STRUCT_SIZE(struct xfs_icreate_log, 28);
+ XFS_CHECK_STRUCT_SIZE(struct xfs_ictimestamp, 8);
+ XFS_CHECK_STRUCT_SIZE(struct xfs_inode_log_format_32, 52);
+- XFS_CHECK_STRUCT_SIZE(struct xfs_inode_log_format_64, 56);
++ XFS_CHECK_STRUCT_SIZE(struct xfs_inode_log_format, 56);
+ XFS_CHECK_STRUCT_SIZE(struct xfs_qoff_logformat, 20);
+ XFS_CHECK_STRUCT_SIZE(struct xfs_trans_header, 16);
+ }
+diff --git a/fs/xfs/xfs_pnfs.c b/fs/xfs/xfs_pnfs.c
+index 2f2dc3c09ad0..4246876df7b7 100644
+--- a/fs/xfs/xfs_pnfs.c
++++ b/fs/xfs/xfs_pnfs.c
+@@ -274,7 +274,7 @@ xfs_fs_commit_blocks(
+ (end - 1) >> PAGE_SHIFT);
+ WARN_ON_ONCE(error);
+
+- error = xfs_iomap_write_unwritten(ip, start, length);
++ error = xfs_iomap_write_unwritten(ip, start, length, false);
+ if (error)
+ goto out_drop_iolock;
+ }
+diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c
+index f45fbf0db9bb..8c8390a7f121 100644
+--- a/fs/xfs/xfs_reflink.c
++++ b/fs/xfs/xfs_reflink.c
+@@ -735,7 +735,13 @@ xfs_reflink_end_cow(
+ /* If there is a hole at end_fsb - 1 go to the previous extent */
+ if (!xfs_iext_lookup_extent(ip, ifp, end_fsb - 1, &idx, &got) ||
+ got.br_startoff > end_fsb) {
+- ASSERT(idx > 0);
++ /*
++ * In case of racing, overlapping AIO writes no COW extents
++ * might be left by the time I/O completes for the loser of
++ * the race. In that case we are done.
++ */
++ if (idx <= 0)
++ goto out_cancel;
+ xfs_iext_get_extent(ifp, --idx, &got);
+ }
+
+@@ -807,6 +813,7 @@ xfs_reflink_end_cow(
+
+ out_defer:
+ xfs_defer_cancel(&dfops);
++out_cancel:
+ xfs_trans_cancel(tp);
+ xfs_iunlock(ip, XFS_ILOCK_EXCL);
+ out:
+diff --git a/include/linux/key.h b/include/linux/key.h
+index e315e16b6ff8..8a15cabe928d 100644
+--- a/include/linux/key.h
++++ b/include/linux/key.h
+@@ -138,6 +138,11 @@ struct key_restriction {
+ struct key_type *keytype;
+ };
+
++enum key_state {
++ KEY_IS_UNINSTANTIATED,
++ KEY_IS_POSITIVE, /* Positively instantiated */
++};
++
+ /*****************************************************************************/
+ /*
+ * authentication token / access credential / keyring
+@@ -169,6 +174,7 @@ struct key {
+ * - may not match RCU dereferenced payload
+ * - payload should contain own length
+ */
++ short state; /* Key state (+) or rejection error (-) */
+
+ #ifdef KEY_DEBUGGING
+ unsigned magic;
+@@ -176,18 +182,16 @@ struct key {
+ #endif
+
+ unsigned long flags; /* status flags (change with bitops) */
+-#define KEY_FLAG_INSTANTIATED 0 /* set if key has been instantiated */
+-#define KEY_FLAG_DEAD 1 /* set if key type has been deleted */
+-#define KEY_FLAG_REVOKED 2 /* set if key had been revoked */
+-#define KEY_FLAG_IN_QUOTA 3 /* set if key consumes quota */
+-#define KEY_FLAG_USER_CONSTRUCT 4 /* set if key is being constructed in userspace */
+-#define KEY_FLAG_NEGATIVE 5 /* set if key is negative */
+-#define KEY_FLAG_ROOT_CAN_CLEAR 6 /* set if key can be cleared by root without permission */
+-#define KEY_FLAG_INVALIDATED 7 /* set if key has been invalidated */
+-#define KEY_FLAG_BUILTIN 8 /* set if key is built in to the kernel */
+-#define KEY_FLAG_ROOT_CAN_INVAL 9 /* set if key can be invalidated by root without permission */
+-#define KEY_FLAG_KEEP 10 /* set if key should not be removed */
+-#define KEY_FLAG_UID_KEYRING 11 /* set if key is a user or user session keyring */
++#define KEY_FLAG_DEAD 0 /* set if key type has been deleted */
++#define KEY_FLAG_REVOKED 1 /* set if key had been revoked */
++#define KEY_FLAG_IN_QUOTA 2 /* set if key consumes quota */
++#define KEY_FLAG_USER_CONSTRUCT 3 /* set if key is being constructed in userspace */
++#define KEY_FLAG_ROOT_CAN_CLEAR 4 /* set if key can be cleared by root without permission */
++#define KEY_FLAG_INVALIDATED 5 /* set if key has been invalidated */
++#define KEY_FLAG_BUILTIN 6 /* set if key is built in to the kernel */
++#define KEY_FLAG_ROOT_CAN_INVAL 7 /* set if key can be invalidated by root without permission */
++#define KEY_FLAG_KEEP 8 /* set if key should not be removed */
++#define KEY_FLAG_UID_KEYRING 9 /* set if key is a user or user session keyring */
+
+ /* the key type and key description string
+ * - the desc is used to match a key against search criteria
+@@ -213,7 +217,6 @@ struct key {
+ struct list_head name_link;
+ struct assoc_array keys;
+ };
+- int reject_error;
+ };
+
+ /* This is set on a keyring to restrict the addition of a link to a key
+@@ -353,17 +356,27 @@ extern void key_set_timeout(struct key *, unsigned);
+ #define KEY_NEED_SETATTR 0x20 /* Require permission to change attributes */
+ #define KEY_NEED_ALL 0x3f /* All the above permissions */
+
++static inline short key_read_state(const struct key *key)
++{
++ /* Barrier versus mark_key_instantiated(). */
++ return smp_load_acquire(&key->state);
++}
++
+ /**
+- * key_is_instantiated - Determine if a key has been positively instantiated
++ * key_is_positive - Determine if a key has been positively instantiated
+ * @key: The key to check.
+ *
+ * Return true if the specified key has been positively instantiated, false
+ * otherwise.
+ */
+-static inline bool key_is_instantiated(const struct key *key)
++static inline bool key_is_positive(const struct key *key)
++{
++ return key_read_state(key) == KEY_IS_POSITIVE;
++}
++
++static inline bool key_is_negative(const struct key *key)
+ {
+- return test_bit(KEY_FLAG_INSTANTIATED, &key->flags) &&
+- !test_bit(KEY_FLAG_NEGATIVE, &key->flags);
++ return key_read_state(key) < 0;
+ }
+
+ #define dereference_key_rcu(KEY) \
+diff --git a/include/linux/mbus.h b/include/linux/mbus.h
+index 0d3f14fd2621..4773145246ed 100644
+--- a/include/linux/mbus.h
++++ b/include/linux/mbus.h
+@@ -31,8 +31,8 @@ struct mbus_dram_target_info
+ struct mbus_dram_window {
+ u8 cs_index;
+ u8 mbus_attr;
+- u32 base;
+- u32 size;
++ u64 base;
++ u64 size;
+ } cs[4];
+ };
+
+diff --git a/include/sound/control.h b/include/sound/control.h
+index bd7246de58e7..a1f1152bc687 100644
+--- a/include/sound/control.h
++++ b/include/sound/control.h
+@@ -248,6 +248,9 @@ int snd_ctl_add_vmaster_hook(struct snd_kcontrol *kctl,
+ void *private_data);
+ void snd_ctl_sync_vmaster(struct snd_kcontrol *kctl, bool hook_only);
+ #define snd_ctl_sync_vmaster_hook(kctl) snd_ctl_sync_vmaster(kctl, true)
++int snd_ctl_apply_vmaster_slaves(struct snd_kcontrol *kctl,
++ int (*func)(struct snd_kcontrol *, void *),
++ void *arg);
+
+ /*
+ * Helper functions for jack-detection controls
+diff --git a/lib/digsig.c b/lib/digsig.c
+index 03d7c63837ae..6ba6fcd92dd1 100644
+--- a/lib/digsig.c
++++ b/lib/digsig.c
+@@ -87,6 +87,12 @@ static int digsig_verify_rsa(struct key *key,
+ down_read(&key->sem);
+ ukp = user_key_payload_locked(key);
+
++ if (!ukp) {
++ /* key was revoked before we acquired its semaphore */
++ err = -EKEYREVOKED;
++ goto err1;
++ }
++
+ if (ukp->datalen < sizeof(*pkh))
+ goto err1;
+
+diff --git a/net/can/af_can.c b/net/can/af_can.c
+index 88edac0f3e36..df186cdcc2b4 100644
+--- a/net/can/af_can.c
++++ b/net/can/af_can.c
+@@ -875,9 +875,14 @@ static int can_pernet_init(struct net *net)
+ spin_lock_init(&net->can.can_rcvlists_lock);
+ net->can.can_rx_alldev_list =
+ kzalloc(sizeof(struct dev_rcv_lists), GFP_KERNEL);
+-
++ if (!net->can.can_rx_alldev_list)
++ goto out;
+ net->can.can_stats = kzalloc(sizeof(struct s_stats), GFP_KERNEL);
++ if (!net->can.can_stats)
++ goto out_free_alldev_list;
+ net->can.can_pstats = kzalloc(sizeof(struct s_pstats), GFP_KERNEL);
++ if (!net->can.can_pstats)
++ goto out_free_can_stats;
+
+ if (IS_ENABLED(CONFIG_PROC_FS)) {
+ /* the statistics are updated every second (timer triggered) */
+@@ -892,6 +897,13 @@ static int can_pernet_init(struct net *net)
+ }
+
+ return 0;
++
++ out_free_can_stats:
++ kfree(net->can.can_stats);
++ out_free_alldev_list:
++ kfree(net->can.can_rx_alldev_list);
++ out:
++ return -ENOMEM;
+ }
+
+ static void can_pernet_exit(struct net *net)
+diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c
+index 8737412c7b27..e1d4d898a007 100644
+--- a/net/dns_resolver/dns_key.c
++++ b/net/dns_resolver/dns_key.c
+@@ -224,7 +224,7 @@ static int dns_resolver_match_preparse(struct key_match_data *match_data)
+ static void dns_resolver_describe(const struct key *key, struct seq_file *m)
+ {
+ seq_puts(m, key->description);
+- if (key_is_instantiated(key)) {
++ if (key_is_positive(key)) {
+ int err = PTR_ERR(key->payload.data[dns_key_error]);
+
+ if (err)
+diff --git a/samples/trace_events/trace-events-sample.c b/samples/trace_events/trace-events-sample.c
+index bc7fcf010a5b..446beb7ac48d 100644
+--- a/samples/trace_events/trace-events-sample.c
++++ b/samples/trace_events/trace-events-sample.c
+@@ -78,29 +78,37 @@ static int simple_thread_fn(void *arg)
+ }
+
+ static DEFINE_MUTEX(thread_mutex);
++static bool simple_thread_cnt;
+
+ int foo_bar_reg(void)
+ {
++ mutex_lock(&thread_mutex);
++ if (simple_thread_cnt++)
++ goto out;
++
+ pr_info("Starting thread for foo_bar_fn\n");
+ /*
+ * We shouldn't be able to start a trace when the module is
+ * unloading (there's other locks to prevent that). But
+ * for consistency sake, we still take the thread_mutex.
+ */
+- mutex_lock(&thread_mutex);
+ simple_tsk_fn = kthread_run(simple_thread_fn, NULL, "event-sample-fn");
++ out:
+ mutex_unlock(&thread_mutex);
+ return 0;
+ }
+
+ void foo_bar_unreg(void)
+ {
+- pr_info("Killing thread for foo_bar_fn\n");
+- /* protect against module unloading */
+ mutex_lock(&thread_mutex);
++ if (--simple_thread_cnt)
++ goto out;
++
++ pr_info("Killing thread for foo_bar_fn\n");
+ if (simple_tsk_fn)
+ kthread_stop(simple_tsk_fn);
+ simple_tsk_fn = NULL;
++ out:
+ mutex_unlock(&thread_mutex);
+ }
+
+diff --git a/security/keys/big_key.c b/security/keys/big_key.c
+index 9c3b16ee1768..ad39a0bdf846 100644
+--- a/security/keys/big_key.c
++++ b/security/keys/big_key.c
+@@ -247,7 +247,7 @@ void big_key_revoke(struct key *key)
+
+ /* clear the quota */
+ key_payload_reserve(key, 0);
+- if (key_is_instantiated(key) &&
++ if (key_is_positive(key) &&
+ (size_t)key->payload.data[big_key_len] > BIG_KEY_FILE_THRESHOLD)
+ vfs_truncate(path, 0);
+ }
+@@ -279,7 +279,7 @@ void big_key_describe(const struct key *key, struct seq_file *m)
+
+ seq_puts(m, key->description);
+
+- if (key_is_instantiated(key))
++ if (key_is_positive(key))
+ seq_printf(m, ": %zu [%s]",
+ datalen,
+ datalen > BIG_KEY_FILE_THRESHOLD ? "file" : "buff");
+diff --git a/security/keys/encrypted-keys/encrypted.c b/security/keys/encrypted-keys/encrypted.c
+index 69855ba0d3b3..d92cbf9687c3 100644
+--- a/security/keys/encrypted-keys/encrypted.c
++++ b/security/keys/encrypted-keys/encrypted.c
+@@ -309,6 +309,13 @@ static struct key *request_user_key(const char *master_desc, const u8 **master_k
+
+ down_read(&ukey->sem);
+ upayload = user_key_payload_locked(ukey);
++ if (!upayload) {
++ /* key was revoked before we acquired its semaphore */
++ up_read(&ukey->sem);
++ key_put(ukey);
++ ukey = ERR_PTR(-EKEYREVOKED);
++ goto error;
++ }
+ *master_key = upayload->data;
+ *master_keylen = upayload->datalen;
+ error:
+@@ -847,7 +854,7 @@ static int encrypted_update(struct key *key, struct key_preparsed_payload *prep)
+ size_t datalen = prep->datalen;
+ int ret = 0;
+
+- if (test_bit(KEY_FLAG_NEGATIVE, &key->flags))
++ if (key_is_negative(key))
+ return -ENOKEY;
+ if (datalen <= 0 || datalen > 32767 || !prep->data)
+ return -EINVAL;
+diff --git a/security/keys/gc.c b/security/keys/gc.c
+index 87cb260e4890..f01d48cb3de1 100644
+--- a/security/keys/gc.c
++++ b/security/keys/gc.c
+@@ -129,15 +129,15 @@ static noinline void key_gc_unused_keys(struct list_head *keys)
+ while (!list_empty(keys)) {
+ struct key *key =
+ list_entry(keys->next, struct key, graveyard_link);
++ short state = key->state;
++
+ list_del(&key->graveyard_link);
+
+ kdebug("- %u", key->serial);
+ key_check(key);
+
+ /* Throw away the key data if the key is instantiated */
+- if (test_bit(KEY_FLAG_INSTANTIATED, &key->flags) &&
+- !test_bit(KEY_FLAG_NEGATIVE, &key->flags) &&
+- key->type->destroy)
++ if (state == KEY_IS_POSITIVE && key->type->destroy)
+ key->type->destroy(key);
+
+ security_key_free(key);
+@@ -151,7 +151,7 @@ static noinline void key_gc_unused_keys(struct list_head *keys)
+ }
+
+ atomic_dec(&key->user->nkeys);
+- if (test_bit(KEY_FLAG_INSTANTIATED, &key->flags))
++ if (state != KEY_IS_UNINSTANTIATED)
+ atomic_dec(&key->user->nikeys);
+
+ key_user_put(key->user);
+diff --git a/security/keys/key.c b/security/keys/key.c
+index e5c0896c3a8f..3186c769f300 100644
+--- a/security/keys/key.c
++++ b/security/keys/key.c
+@@ -401,6 +401,18 @@ int key_payload_reserve(struct key *key, size_t datalen)
+ }
+ EXPORT_SYMBOL(key_payload_reserve);
+
++/*
++ * Change the key state to being instantiated.
++ */
++static void mark_key_instantiated(struct key *key, int reject_error)
++{
++ /* Commit the payload before setting the state; barrier versus
++ * key_read_state().
++ */
++ smp_store_release(&key->state,
++ (reject_error < 0) ? reject_error : KEY_IS_POSITIVE);
++}
++
+ /*
+ * Instantiate a key and link it into the target keyring atomically. Must be
+ * called with the target keyring's semaphore writelocked. The target key's
+@@ -424,14 +436,14 @@ static int __key_instantiate_and_link(struct key *key,
+ mutex_lock(&key_construction_mutex);
+
+ /* can't instantiate twice */
+- if (!test_bit(KEY_FLAG_INSTANTIATED, &key->flags)) {
++ if (key->state == KEY_IS_UNINSTANTIATED) {
+ /* instantiate the key */
+ ret = key->type->instantiate(key, prep);
+
+ if (ret == 0) {
+ /* mark the key as being instantiated */
+ atomic_inc(&key->user->nikeys);
+- set_bit(KEY_FLAG_INSTANTIATED, &key->flags);
++ mark_key_instantiated(key, 0);
+
+ if (test_and_clear_bit(KEY_FLAG_USER_CONSTRUCT, &key->flags))
+ awaken = 1;
+@@ -577,13 +589,10 @@ int key_reject_and_link(struct key *key,
+ mutex_lock(&key_construction_mutex);
+
+ /* can't instantiate twice */
+- if (!test_bit(KEY_FLAG_INSTANTIATED, &key->flags)) {
++ if (key->state == KEY_IS_UNINSTANTIATED) {
+ /* mark the key as being negatively instantiated */
+ atomic_inc(&key->user->nikeys);
+- key->reject_error = -error;
+- smp_wmb();
+- set_bit(KEY_FLAG_NEGATIVE, &key->flags);
+- set_bit(KEY_FLAG_INSTANTIATED, &key->flags);
++ mark_key_instantiated(key, -error);
+ now = current_kernel_time();
+ key->expiry = now.tv_sec + timeout;
+ key_schedule_gc(key->expiry + key_gc_delay);
+@@ -752,8 +761,8 @@ static inline key_ref_t __key_update(key_ref_t key_ref,
+
+ ret = key->type->update(key, prep);
+ if (ret == 0)
+- /* updating a negative key instantiates it */
+- clear_bit(KEY_FLAG_NEGATIVE, &key->flags);
++ /* Updating a negative key positively instantiates it */
++ mark_key_instantiated(key, 0);
+
+ up_write(&key->sem);
+
+@@ -936,6 +945,16 @@ key_ref_t key_create_or_update(key_ref_t keyring_ref,
+ */
+ __key_link_end(keyring, &index_key, edit);
+
++ key = key_ref_to_ptr(key_ref);
++ if (test_bit(KEY_FLAG_USER_CONSTRUCT, &key->flags)) {
++ ret = wait_for_key_construction(key, true);
++ if (ret < 0) {
++ key_ref_put(key_ref);
++ key_ref = ERR_PTR(ret);
++ goto error_free_prep;
++ }
++ }
++
+ key_ref = __key_update(key_ref, &prep);
+ goto error_free_prep;
+ }
+@@ -986,8 +1005,8 @@ int key_update(key_ref_t key_ref, const void *payload, size_t plen)
+
+ ret = key->type->update(key, &prep);
+ if (ret == 0)
+- /* updating a negative key instantiates it */
+- clear_bit(KEY_FLAG_NEGATIVE, &key->flags);
++ /* Updating a negative key positively instantiates it */
++ mark_key_instantiated(key, 0);
+
+ up_write(&key->sem);
+
+diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
+index 6a82090c7fc1..2eb624c0aefc 100644
+--- a/security/keys/keyctl.c
++++ b/security/keys/keyctl.c
+@@ -766,10 +766,9 @@ long keyctl_read_key(key_serial_t keyid, char __user *buffer, size_t buflen)
+
+ key = key_ref_to_ptr(key_ref);
+
+- if (test_bit(KEY_FLAG_NEGATIVE, &key->flags)) {
+- ret = -ENOKEY;
+- goto error2;
+- }
++ ret = key_read_state(key);
++ if (ret < 0)
++ goto error2; /* Negatively instantiated */
+
+ /* see if we can read it directly */
+ ret = key_permission(key_ref, KEY_NEED_READ);
+@@ -901,7 +900,7 @@ long keyctl_chown_key(key_serial_t id, uid_t user, gid_t group)
+ atomic_dec(&key->user->nkeys);
+ atomic_inc(&newowner->nkeys);
+
+- if (test_bit(KEY_FLAG_INSTANTIATED, &key->flags)) {
++ if (key->state != KEY_IS_UNINSTANTIATED) {
+ atomic_dec(&key->user->nikeys);
+ atomic_inc(&newowner->nikeys);
+ }
+diff --git a/security/keys/keyring.c b/security/keys/keyring.c
+index 4fa82a8a9c0e..06173b091a74 100644
+--- a/security/keys/keyring.c
++++ b/security/keys/keyring.c
+@@ -414,7 +414,7 @@ static void keyring_describe(const struct key *keyring, struct seq_file *m)
+ else
+ seq_puts(m, "[anon]");
+
+- if (key_is_instantiated(keyring)) {
++ if (key_is_positive(keyring)) {
+ if (keyring->keys.nr_leaves_on_tree != 0)
+ seq_printf(m, ": %lu", keyring->keys.nr_leaves_on_tree);
+ else
+@@ -553,7 +553,8 @@ static int keyring_search_iterator(const void *object, void *iterator_data)
+ {
+ struct keyring_search_context *ctx = iterator_data;
+ const struct key *key = keyring_ptr_to_key(object);
+- unsigned long kflags = key->flags;
++ unsigned long kflags = READ_ONCE(key->flags);
++ short state = READ_ONCE(key->state);
+
+ kenter("{%d}", key->serial);
+
+@@ -597,9 +598,8 @@ static int keyring_search_iterator(const void *object, void *iterator_data)
+
+ if (ctx->flags & KEYRING_SEARCH_DO_STATE_CHECK) {
+ /* we set a different error code if we pass a negative key */
+- if (kflags & (1 << KEY_FLAG_NEGATIVE)) {
+- smp_rmb();
+- ctx->result = ERR_PTR(key->reject_error);
++ if (state < 0) {
++ ctx->result = ERR_PTR(state);
+ kleave(" = %d [neg]", ctx->skipped_ret);
+ goto skipped;
+ }
+diff --git a/security/keys/proc.c b/security/keys/proc.c
+index bf08d02b6646..e6aa1b257578 100644
+--- a/security/keys/proc.c
++++ b/security/keys/proc.c
+@@ -182,6 +182,7 @@ static int proc_keys_show(struct seq_file *m, void *v)
+ unsigned long timo;
+ key_ref_t key_ref, skey_ref;
+ char xbuf[16];
++ short state;
+ int rc;
+
+ struct keyring_search_context ctx = {
+@@ -240,17 +241,19 @@ static int proc_keys_show(struct seq_file *m, void *v)
+ sprintf(xbuf, "%luw", timo / (60*60*24*7));
+ }
+
++ state = key_read_state(key);
++
+ #define showflag(KEY, LETTER, FLAG) \
+ (test_bit(FLAG, &(KEY)->flags) ? LETTER : '-')
+
+ seq_printf(m, "%08x %c%c%c%c%c%c%c %5d %4s %08x %5d %5d %-9.9s ",
+ key->serial,
+- showflag(key, 'I', KEY_FLAG_INSTANTIATED),
++ state != KEY_IS_UNINSTANTIATED ? 'I' : '-',
+ showflag(key, 'R', KEY_FLAG_REVOKED),
+ showflag(key, 'D', KEY_FLAG_DEAD),
+ showflag(key, 'Q', KEY_FLAG_IN_QUOTA),
+ showflag(key, 'U', KEY_FLAG_USER_CONSTRUCT),
+- showflag(key, 'N', KEY_FLAG_NEGATIVE),
++ state < 0 ? 'N' : '-',
+ showflag(key, 'i', KEY_FLAG_INVALIDATED),
+ refcount_read(&key->usage),
+ xbuf,
+diff --git a/security/keys/process_keys.c b/security/keys/process_keys.c
+index 293d3598153b..740affd65ee9 100644
+--- a/security/keys/process_keys.c
++++ b/security/keys/process_keys.c
+@@ -730,7 +730,7 @@ key_ref_t lookup_user_key(key_serial_t id, unsigned long lflags,
+
+ ret = -EIO;
+ if (!(lflags & KEY_LOOKUP_PARTIAL) &&
+- !test_bit(KEY_FLAG_INSTANTIATED, &key->flags))
++ key_read_state(key) == KEY_IS_UNINSTANTIATED)
+ goto invalid_key;
+
+ /* check the permissions */
+diff --git a/security/keys/request_key.c b/security/keys/request_key.c
+index 63e63a42db3c..e8036cd0ad54 100644
+--- a/security/keys/request_key.c
++++ b/security/keys/request_key.c
+@@ -595,10 +595,9 @@ int wait_for_key_construction(struct key *key, bool intr)
+ intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE);
+ if (ret)
+ return -ERESTARTSYS;
+- if (test_bit(KEY_FLAG_NEGATIVE, &key->flags)) {
+- smp_rmb();
+- return key->reject_error;
+- }
++ ret = key_read_state(key);
++ if (ret < 0)
++ return ret;
+ return key_validate(key);
+ }
+ EXPORT_SYMBOL(wait_for_key_construction);
+diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c
+index afe9d22ab361..4a740e50322b 100644
+--- a/security/keys/request_key_auth.c
++++ b/security/keys/request_key_auth.c
+@@ -73,7 +73,7 @@ static void request_key_auth_describe(const struct key *key,
+
+ seq_puts(m, "key:");
+ seq_puts(m, key->description);
+- if (key_is_instantiated(key))
++ if (key_is_positive(key))
+ seq_printf(m, " pid:%d ci:%zu", rka->pid, rka->callout_len);
+ }
+
+diff --git a/security/keys/trusted.c b/security/keys/trusted.c
+index ddfaebf60fc8..bd85315cbfeb 100644
+--- a/security/keys/trusted.c
++++ b/security/keys/trusted.c
+@@ -1066,7 +1066,7 @@ static int trusted_update(struct key *key, struct key_preparsed_payload *prep)
+ char *datablob;
+ int ret = 0;
+
+- if (test_bit(KEY_FLAG_NEGATIVE, &key->flags))
++ if (key_is_negative(key))
+ return -ENOKEY;
+ p = key->payload.data[0];
+ if (!p->migratable)
+diff --git a/security/keys/user_defined.c b/security/keys/user_defined.c
+index 3d8c68eba516..9f558bedba23 100644
+--- a/security/keys/user_defined.c
++++ b/security/keys/user_defined.c
+@@ -114,7 +114,7 @@ int user_update(struct key *key, struct key_preparsed_payload *prep)
+
+ /* attach the new data, displacing the old */
+ key->expiry = prep->expiry;
+- if (!test_bit(KEY_FLAG_NEGATIVE, &key->flags))
++ if (key_is_positive(key))
+ zap = dereference_key_locked(key);
+ rcu_assign_keypointer(key, prep->payload.data[0]);
+ prep->payload.data[0] = NULL;
+@@ -162,7 +162,7 @@ EXPORT_SYMBOL_GPL(user_destroy);
+ void user_describe(const struct key *key, struct seq_file *m)
+ {
+ seq_puts(m, key->description);
+- if (key_is_instantiated(key))
++ if (key_is_positive(key))
+ seq_printf(m, ": %u", key->datalen);
+ }
+
+diff --git a/sound/core/seq/seq_lock.c b/sound/core/seq/seq_lock.c
+index 0ff7926a5a69..cda64b489e42 100644
+--- a/sound/core/seq/seq_lock.c
++++ b/sound/core/seq/seq_lock.c
+@@ -23,8 +23,6 @@
+ #include <sound/core.h>
+ #include "seq_lock.h"
+
+-#if defined(CONFIG_SMP) || defined(CONFIG_SND_DEBUG)
+-
+ /* wait until all locks are released */
+ void snd_use_lock_sync_helper(snd_use_lock_t *lockp, const char *file, int line)
+ {
+@@ -41,5 +39,3 @@ void snd_use_lock_sync_helper(snd_use_lock_t *lockp, const char *file, int line)
+ }
+ }
+ EXPORT_SYMBOL(snd_use_lock_sync_helper);
+-
+-#endif
+diff --git a/sound/core/seq/seq_lock.h b/sound/core/seq/seq_lock.h
+index 54044bc2c9ef..ac38031c370e 100644
+--- a/sound/core/seq/seq_lock.h
++++ b/sound/core/seq/seq_lock.h
+@@ -3,8 +3,6 @@
+
+ #include <linux/sched.h>
+
+-#if defined(CONFIG_SMP) || defined(CONFIG_SND_DEBUG)
+-
+ typedef atomic_t snd_use_lock_t;
+
+ /* initialize lock */
+@@ -20,14 +18,4 @@ typedef atomic_t snd_use_lock_t;
+ void snd_use_lock_sync_helper(snd_use_lock_t *lock, const char *file, int line);
+ #define snd_use_lock_sync(lockp) snd_use_lock_sync_helper(lockp, __BASE_FILE__, __LINE__)
+
+-#else /* SMP || CONFIG_SND_DEBUG */
+-
+-typedef spinlock_t snd_use_lock_t; /* dummy */
+-#define snd_use_lock_init(lockp) /**/
+-#define snd_use_lock_use(lockp) /**/
+-#define snd_use_lock_free(lockp) /**/
+-#define snd_use_lock_sync(lockp) /**/
+-
+-#endif /* SMP || CONFIG_SND_DEBUG */
+-
+ #endif /* __SND_SEQ_LOCK_H */
+diff --git a/sound/core/vmaster.c b/sound/core/vmaster.c
+index 6c58e6f73a01..e43af18d4383 100644
+--- a/sound/core/vmaster.c
++++ b/sound/core/vmaster.c
+@@ -484,3 +484,34 @@ void snd_ctl_sync_vmaster(struct snd_kcontrol *kcontrol, bool hook_only)
+ master->hook(master->hook_private_data, master->val);
+ }
+ EXPORT_SYMBOL_GPL(snd_ctl_sync_vmaster);
++
++/**
++ * snd_ctl_apply_vmaster_slaves - Apply function to each vmaster slave
++ * @kctl: vmaster kctl element
++ * @func: function to apply
++ * @arg: optional function argument
++ *
++ * Apply the function @func to each slave kctl of the given vmaster kctl.
++ * Returns 0 if successful, or a negative error code.
++ */
++int snd_ctl_apply_vmaster_slaves(struct snd_kcontrol *kctl,
++ int (*func)(struct snd_kcontrol *, void *),
++ void *arg)
++{
++ struct link_master *master;
++ struct link_slave *slave;
++ int err;
++
++ master = snd_kcontrol_chip(kctl);
++ err = master_init(master);
++ if (err < 0)
++ return err;
++ list_for_each_entry(slave, &master->slaves, list) {
++ err = func(&slave->slave, arg);
++ if (err < 0)
++ return err;
++ }
++
++ return 0;
++}
++EXPORT_SYMBOL_GPL(snd_ctl_apply_vmaster_slaves);
+diff --git a/sound/hda/hdac_controller.c b/sound/hda/hdac_controller.c
+index 978dc1801b3a..f6d2985b2520 100644
+--- a/sound/hda/hdac_controller.c
++++ b/sound/hda/hdac_controller.c
+@@ -284,6 +284,11 @@ int snd_hdac_bus_parse_capabilities(struct hdac_bus *bus)
+ dev_dbg(bus->dev, "HDA capability ID: 0x%x\n",
+ (cur_cap & AZX_CAP_HDR_ID_MASK) >> AZX_CAP_HDR_ID_OFF);
+
++ if (cur_cap == -1) {
++ dev_dbg(bus->dev, "Invalid capability reg read\n");
++ break;
++ }
++
+ switch ((cur_cap & AZX_CAP_HDR_ID_MASK) >> AZX_CAP_HDR_ID_OFF) {
+ case AZX_ML_CAP_ID:
+ dev_dbg(bus->dev, "Found ML capability\n");
+diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
+index 821aad374a06..0bb46966d2d4 100644
+--- a/sound/pci/hda/hda_codec.c
++++ b/sound/pci/hda/hda_codec.c
+@@ -1803,36 +1803,6 @@ static int check_slave_present(struct hda_codec *codec,
+ return 1;
+ }
+
+-/* guess the value corresponding to 0dB */
+-static int get_kctl_0dB_offset(struct hda_codec *codec,
+- struct snd_kcontrol *kctl, int *step_to_check)
+-{
+- int _tlv[4];
+- const int *tlv = NULL;
+- int val = -1;
+-
+- if ((kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) &&
+- kctl->tlv.c == snd_hda_mixer_amp_tlv) {
+- get_ctl_amp_tlv(kctl, _tlv);
+- tlv = _tlv;
+- } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ)
+- tlv = kctl->tlv.p;
+- if (tlv && tlv[0] == SNDRV_CTL_TLVT_DB_SCALE) {
+- int step = tlv[3];
+- step &= ~TLV_DB_SCALE_MUTE;
+- if (!step)
+- return -1;
+- if (*step_to_check && *step_to_check != step) {
+- codec_err(codec, "Mismatching dB step for vmaster slave (%d!=%d)\n",
+-- *step_to_check, step);
+- return -1;
+- }
+- *step_to_check = step;
+- val = -tlv[2] / step;
+- }
+- return val;
+-}
+-
+ /* call kctl->put with the given value(s) */
+ static int put_kctl_with_value(struct snd_kcontrol *kctl, int val)
+ {
+@@ -1847,19 +1817,58 @@ static int put_kctl_with_value(struct snd_kcontrol *kctl, int val)
+ return 0;
+ }
+
+-/* initialize the slave volume with 0dB */
+-static int init_slave_0dB(struct hda_codec *codec,
+- void *data, struct snd_kcontrol *slave)
++struct slave_init_arg {
++ struct hda_codec *codec;
++ int step;
++};
++
++/* initialize the slave volume with 0dB via snd_ctl_apply_vmaster_slaves() */
++static int init_slave_0dB(struct snd_kcontrol *kctl, void *_arg)
+ {
+- int offset = get_kctl_0dB_offset(codec, slave, data);
+- if (offset > 0)
+- put_kctl_with_value(slave, offset);
++ struct slave_init_arg *arg = _arg;
++ int _tlv[4];
++ const int *tlv = NULL;
++ int step;
++ int val;
++
++ if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
++ if (kctl->tlv.c != snd_hda_mixer_amp_tlv) {
++ codec_err(arg->codec,
++ "Unexpected TLV callback for slave %s:%d\n",
++ kctl->id.name, kctl->id.index);
++ return 0; /* ignore */
++ }
++ get_ctl_amp_tlv(kctl, _tlv);
++ tlv = _tlv;
++ } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ)
++ tlv = kctl->tlv.p;
++
++ if (!tlv || tlv[0] != SNDRV_CTL_TLVT_DB_SCALE)
++ return 0;
++
++ step = tlv[3];
++ step &= ~TLV_DB_SCALE_MUTE;
++ if (!step)
++ return 0;
++ if (arg->step && arg->step != step) {
++ codec_err(arg->codec,
++ "Mismatching dB step for vmaster slave (%d!=%d)\n",
++ arg->step, step);
++ return 0;
++ }
++
++ arg->step = step;
++ val = -tlv[2] / step;
++ if (val > 0) {
++ put_kctl_with_value(kctl, val);
++ return val;
++ }
++
+ return 0;
+ }
+
+-/* unmute the slave */
+-static int init_slave_unmute(struct hda_codec *codec,
+- void *data, struct snd_kcontrol *slave)
++/* unmute the slave via snd_ctl_apply_vmaster_slaves() */
++static int init_slave_unmute(struct snd_kcontrol *slave, void *_arg)
+ {
+ return put_kctl_with_value(slave, 1);
+ }
+@@ -1919,9 +1928,13 @@ int __snd_hda_add_vmaster(struct hda_codec *codec, char *name,
+ /* init with master mute & zero volume */
+ put_kctl_with_value(kctl, 0);
+ if (init_slave_vol) {
+- int step = 0;
+- map_slaves(codec, slaves, suffix,
+- tlv ? init_slave_0dB : init_slave_unmute, &step);
++ struct slave_init_arg arg = {
++ .codec = codec,
++ .step = 0,
++ };
++ snd_ctl_apply_vmaster_slaves(kctl,
++ tlv ? init_slave_0dB : init_slave_unmute,
++ &arg);
+ }
+
+ if (ctl_ret)
+diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
+index 5d2a63248b1d..0e54fe490458 100644
+--- a/sound/usb/quirks.c
++++ b/sound/usb/quirks.c
+@@ -1352,6 +1352,7 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
+ case USB_ID(0x20b1, 0x2008): /* Matrix Audio X-Sabre */
+ case USB_ID(0x20b1, 0x300a): /* Matrix Audio Mini-i Pro */
+ case USB_ID(0x22d9, 0x0416): /* OPPO HA-1 */
++ case USB_ID(0x2772, 0x0230): /* Pro-Ject Pre Box S2 Digital */
+ if (fp->altsetting == 2)
+ return SNDRV_PCM_FMTBIT_DSD_U32_BE;
+ break;
+diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
+index 0dafba2c1e7d..bd9c6b31a504 100644
+--- a/tools/power/x86/turbostat/turbostat.c
++++ b/tools/power/x86/turbostat/turbostat.c
+@@ -92,7 +92,6 @@ unsigned int do_ring_perf_limit_reasons;
+ unsigned int crystal_hz;
+ unsigned long long tsc_hz;
+ int base_cpu;
+-int do_migrate;
+ double discover_bclk(unsigned int family, unsigned int model);
+ unsigned int has_hwp; /* IA32_PM_ENABLE, IA32_HWP_CAPABILITIES */
+ /* IA32_HWP_REQUEST, IA32_HWP_STATUS */
+@@ -303,9 +302,6 @@ int for_all_cpus(int (func)(struct thread_data *, struct core_data *, struct pkg
+
+ int cpu_migrate(int cpu)
+ {
+- if (!do_migrate)
+- return 0;
+-
+ CPU_ZERO_S(cpu_affinity_setsize, cpu_affinity_set);
+ CPU_SET_S(cpu, cpu_affinity_setsize, cpu_affinity_set);
+ if (sched_setaffinity(0, cpu_affinity_setsize, cpu_affinity_set) == -1)
+@@ -5007,7 +5003,6 @@ void cmdline(int argc, char **argv)
+ {"hide", required_argument, 0, 'H'}, // meh, -h taken by --help
+ {"Joules", no_argument, 0, 'J'},
+ {"list", no_argument, 0, 'l'},
+- {"migrate", no_argument, 0, 'm'},
+ {"out", required_argument, 0, 'o'},
+ {"quiet", no_argument, 0, 'q'},
+ {"show", required_argument, 0, 's'},
+@@ -5019,7 +5014,7 @@ void cmdline(int argc, char **argv)
+
+ progname = argv[0];
+
+- while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:Jmo:qST:v",
++ while ((opt = getopt_long_only(argc, argv, "+C:c:Ddhi:JM:m:o:qST:v",
+ long_options, &option_index)) != -1) {
+ switch (opt) {
+ case 'a':
+@@ -5062,9 +5057,6 @@ void cmdline(int argc, char **argv)
+ list_header_only++;
+ quiet++;
+ break;
+- case 'm':
+- do_migrate = 1;
+- break;
+ case 'o':
+ outf = fopen_or_die(optarg, "w");
+ break;