From: "Mike Pagano" <mpagano@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] proj/linux-patches:4.4 commit in: /
Date: Fri, 24 Apr 2020 11:59:19 +0000 (UTC) [thread overview]
Message-ID: <1587729542.89170834145b2968b25fb8a55b3201b4411cd338.mpagano@gentoo> (raw)
commit: 89170834145b2968b25fb8a55b3201b4411cd338
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Fri Apr 24 11:59:02 2020 +0000
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Fri Apr 24 11:59:02 2020 +0000
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=89170834
Linux patch 4.4.220
Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org>
0000_README | 4 +
1219_linux-4.4.220.patch | 2453 ++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 2457 insertions(+)
diff --git a/0000_README b/0000_README
index 3d36ad7..5399fb2 100644
--- a/0000_README
+++ b/0000_README
@@ -919,6 +919,10 @@ Patch: 1218_linux-4.4.219.patch
From: http://www.kernel.org
Desc: Linux 4.4.219
+Patch: 1219_linux-4.4.220.patch
+From: http://www.kernel.org
+Desc: Linux 4.4.220
+
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/1219_linux-4.4.220.patch b/1219_linux-4.4.220.patch
new file mode 100644
index 0000000..1189c08
--- /dev/null
+++ b/1219_linux-4.4.220.patch
@@ -0,0 +1,2453 @@
+diff --git a/Makefile b/Makefile
+index 738ef5d8ec0f..bbe2b37b2d23 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 4
+-SUBLEVEL = 219
++SUBLEVEL = 220
+ EXTRAVERSION =
+ NAME = Blurry Fish Butt
+
+diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c
+index 478a00b9732b..47d3ec6cd7ed 100644
+--- a/arch/arm64/kernel/armv8_deprecated.c
++++ b/arch/arm64/kernel/armv8_deprecated.c
+@@ -605,7 +605,7 @@ static struct undef_hook setend_hooks[] = {
+ },
+ {
+ /* Thumb mode */
+- .instr_mask = 0x0000fff7,
++ .instr_mask = 0xfffffff7,
+ .instr_val = 0x0000b650,
+ .pstate_mask = (COMPAT_PSR_T_BIT | COMPAT_PSR_MODE_MASK),
+ .pstate_val = (COMPAT_PSR_T_BIT | COMPAT_PSR_MODE_USR),
+diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c
+index 63d35076722d..ed7c4f1fc6a0 100644
+--- a/arch/mips/cavium-octeon/octeon-irq.c
++++ b/arch/mips/cavium-octeon/octeon-irq.c
+@@ -2168,6 +2168,9 @@ static int octeon_irq_cib_map(struct irq_domain *d,
+ }
+
+ cd = kzalloc(sizeof(*cd), GFP_KERNEL);
++ if (!cd)
++ return -ENOMEM;
++
+ cd->host_data = host_data;
+ cd->bit = hw;
+
+diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
+index 8be659db0319..aaf784ad2853 100644
+--- a/arch/powerpc/kernel/signal_64.c
++++ b/arch/powerpc/kernel/signal_64.c
+@@ -462,8 +462,10 @@ static long restore_tm_sigcontexts(struct pt_regs *regs,
+ err |= __get_user(current->thread.ckpt_regs.ccr,
+ &sc->gp_regs[PT_CCR]);
+
++ /* Don't allow userspace to set the trap value */
++ regs->trap = 0;
++
+ /* These regs are not checkpointed; they can go in 'regs'. */
+- err |= __get_user(regs->trap, &sc->gp_regs[PT_TRAP]);
+ err |= __get_user(regs->dar, &sc->gp_regs[PT_DAR]);
+ err |= __get_user(regs->dsisr, &sc->gp_regs[PT_DSISR]);
+ err |= __get_user(regs->result, &sc->gp_regs[PT_RESULT]);
+diff --git a/arch/powerpc/mm/tlb_nohash_low.S b/arch/powerpc/mm/tlb_nohash_low.S
+index 68c477592e43..6e6a10bf3907 100644
+--- a/arch/powerpc/mm/tlb_nohash_low.S
++++ b/arch/powerpc/mm/tlb_nohash_low.S
+@@ -400,7 +400,7 @@ _GLOBAL(set_context)
+ * extern void loadcam_entry(unsigned int index)
+ *
+ * Load TLBCAM[index] entry in to the L2 CAM MMU
+- * Must preserve r7, r8, r9, and r10
++ * Must preserve r7, r8, r9, r10 and r11
+ */
+ _GLOBAL(loadcam_entry)
+ mflr r5
+@@ -436,6 +436,10 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_BIG_PHYS)
+ */
+ _GLOBAL(loadcam_multi)
+ mflr r8
++ /* Don't switch to AS=1 if already there */
++ mfmsr r11
++ andi. r11,r11,MSR_IS
++ bne 10f
+
+ /*
+ * Set up temporary TLB entry that is the same as what we're
+@@ -461,6 +465,7 @@ _GLOBAL(loadcam_multi)
+ mtmsr r6
+ isync
+
++10:
+ mr r9,r3
+ add r10,r3,r4
+ 2: bl loadcam_entry
+@@ -469,6 +474,10 @@ _GLOBAL(loadcam_multi)
+ mr r3,r9
+ blt 2b
+
++ /* Don't return to AS=0 if we were in AS=1 at function start */
++ andi. r11,r11,MSR_IS
++ bne 3f
++
+ /* Return to AS=0 and clear the temporary entry */
+ mfmsr r6
+ rlwinm. r6,r6,0,~(MSR_IS|MSR_DS)
+@@ -484,6 +493,7 @@ _GLOBAL(loadcam_multi)
+ tlbwe
+ isync
+
++3:
+ mtlr r8
+ blr
+ #endif
+diff --git a/arch/s390/kernel/diag.c b/arch/s390/kernel/diag.c
+index 48b37b8357e6..1292b1dc5864 100644
+--- a/arch/s390/kernel/diag.c
++++ b/arch/s390/kernel/diag.c
+@@ -76,7 +76,7 @@ static int show_diag_stat(struct seq_file *m, void *v)
+
+ static void *show_diag_stat_start(struct seq_file *m, loff_t *pos)
+ {
+- return *pos <= nr_cpu_ids ? (void *)((unsigned long) *pos + 1) : NULL;
++ return *pos <= NR_DIAG_STAT ? (void *)((unsigned long) *pos + 1) : NULL;
+ }
+
+ static void *show_diag_stat_next(struct seq_file *m, void *v, loff_t *pos)
+diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S
+index 0256064da8da..0eca7f2087b1 100644
+--- a/arch/x86/boot/compressed/head_32.S
++++ b/arch/x86/boot/compressed/head_32.S
+@@ -170,7 +170,7 @@ preferred_addr:
+ notl %eax
+ andl %eax, %ebx
+ cmpl $LOAD_PHYSICAL_ADDR, %ebx
+- jge 1f
++ jae 1f
+ #endif
+ movl $LOAD_PHYSICAL_ADDR, %ebx
+ 1:
+diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
+index b831e24f7168..ca8151ef3bfa 100644
+--- a/arch/x86/boot/compressed/head_64.S
++++ b/arch/x86/boot/compressed/head_64.S
+@@ -104,7 +104,7 @@ ENTRY(startup_32)
+ notl %eax
+ andl %eax, %ebx
+ cmpl $LOAD_PHYSICAL_ADDR, %ebx
+- jge 1f
++ jae 1f
+ #endif
+ movl $LOAD_PHYSICAL_ADDR, %ebx
+ 1:
+@@ -337,7 +337,7 @@ preferred_addr:
+ notq %rax
+ andq %rax, %rbp
+ cmpq $LOAD_PHYSICAL_ADDR, %rbp
+- jge 1f
++ jae 1f
+ #endif
+ movq $LOAD_PHYSICAL_ADDR, %rbp
+ 1:
+diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
+index 49a8c9f7a379..575c9afeba9b 100644
+--- a/arch/x86/entry/entry_32.S
++++ b/arch/x86/entry/entry_32.S
+@@ -1071,6 +1071,7 @@ ENTRY(int3)
+ END(int3)
+
+ ENTRY(general_protection)
++ ASM_CLAC
+ pushl $do_general_protection
+ jmp error_code
+ END(general_protection)
+diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
+index afb805b0148b..6b505d91cac5 100644
+--- a/arch/x86/entry/entry_64.S
++++ b/arch/x86/entry/entry_64.S
+@@ -218,6 +218,8 @@ entry_SYSCALL_64_fastpath:
+ testl $_TIF_ALLWORK_MASK, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS)
+ jnz int_ret_from_sys_call_irqs_off /* Go to the slow path */
+
++ call mds_user_clear_buffers
++
+ movq RIP(%rsp), %rcx
+ movq EFLAGS(%rsp), %r11
+ RESTORE_C_REGS_EXCEPT_RCX_R11
+diff --git a/arch/x86/include/asm/microcode_intel.h b/arch/x86/include/asm/microcode_intel.h
+index 90343ba50485..92ce9c8a508b 100644
+--- a/arch/x86/include/asm/microcode_intel.h
++++ b/arch/x86/include/asm/microcode_intel.h
+@@ -60,7 +60,7 @@ static inline u32 intel_get_microcode_revision(void)
+ native_wrmsrl(MSR_IA32_UCODE_REV, 0);
+
+ /* As documented in the SDM: Do a CPUID 1 here */
+- sync_core();
++ native_cpuid_eax(1);
+
+ /* get the current revision from MSR 0x8B */
+ native_rdmsr(MSR_IA32_UCODE_REV, dummy, rev);
+diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
+index cac54e61c299..048942d53988 100644
+--- a/arch/x86/include/asm/processor.h
++++ b/arch/x86/include/asm/processor.h
+@@ -212,6 +212,24 @@ static inline void native_cpuid(unsigned int *eax, unsigned int *ebx,
+ : "memory");
+ }
+
++#define native_cpuid_reg(reg) \
++static inline unsigned int native_cpuid_##reg(unsigned int op) \
++{ \
++ unsigned int eax = op, ebx, ecx = 0, edx; \
++ \
++ native_cpuid(&eax, &ebx, &ecx, &edx); \
++ \
++ return reg; \
++}
++
++/*
++ * Native CPUID functions returning a single datum.
++ */
++native_cpuid_reg(eax)
++native_cpuid_reg(ebx)
++native_cpuid_reg(ecx)
++native_cpuid_reg(edx)
++
+ static inline void load_cr3(pgd_t *pgdir)
+ {
+ write_cr3(__pa(pgdir));
+diff --git a/arch/x86/include/asm/spec-ctrl.h b/arch/x86/include/asm/spec-ctrl.h
+index 5393babc0598..4a7acb4adc6b 100644
+--- a/arch/x86/include/asm/spec-ctrl.h
++++ b/arch/x86/include/asm/spec-ctrl.h
+@@ -85,4 +85,6 @@ static inline void speculative_store_bypass_ht_init(void) { }
+ extern void speculation_ctrl_update(unsigned long tif);
+ extern void speculation_ctrl_update_current(void);
+
++extern void mds_user_clear_buffers(void);
++
+ #endif
+diff --git a/arch/x86/include/asm/vgtod.h b/arch/x86/include/asm/vgtod.h
+index 51e7533bbf79..ef342818fcf1 100644
+--- a/arch/x86/include/asm/vgtod.h
++++ b/arch/x86/include/asm/vgtod.h
+@@ -86,7 +86,7 @@ static inline unsigned int __getcpu(void)
+ *
+ * If RDPID is available, use it.
+ */
+- alternative_io ("lsl %[p],%[seg]",
++ alternative_io ("lsl %[seg],%[p]",
+ ".byte 0xf3,0x0f,0xc7,0xf8", /* RDPID %eax/rax */
+ X86_FEATURE_RDPID,
+ [p] "=a" (p), [seg] "r" (__PER_CPU_SEG));
+diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
+index a1e4a6c3f394..2222f39a6170 100644
+--- a/arch/x86/kernel/acpi/boot.c
++++ b/arch/x86/kernel/acpi/boot.c
+@@ -1708,7 +1708,7 @@ int __acpi_acquire_global_lock(unsigned int *lock)
+ new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
+ val = cmpxchg(lock, old, new);
+ } while (unlikely (val != old));
+- return (new < 3) ? -1 : 0;
++ return ((new & 0x3) < 3) ? -1 : 0;
+ }
+
+ int __acpi_release_global_lock(unsigned int *lock)
+diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
+index e9aa50ba4f97..950e6bb21955 100644
+--- a/arch/x86/kernel/cpu/bugs.c
++++ b/arch/x86/kernel/cpu/bugs.c
+@@ -263,6 +263,11 @@ static int __init mds_cmdline(char *str)
+ }
+ early_param("mds", mds_cmdline);
+
++void mds_user_clear_buffers(void)
++{
++ mds_user_clear_cpu_buffers();
++}
++
+ #undef pr_fmt
+ #define pr_fmt(fmt) "TAA: " fmt
+
+diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
+index f876414ca8a3..13bda3fcf42b 100644
+--- a/arch/x86/kvm/cpuid.c
++++ b/arch/x86/kvm/cpuid.c
+@@ -457,7 +457,8 @@ static inline int __do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
+ entry->edx |= F(SPEC_CTRL);
+ if (boot_cpu_has(X86_FEATURE_STIBP))
+ entry->edx |= F(INTEL_STIBP);
+- if (boot_cpu_has(X86_FEATURE_SSBD))
++ if (boot_cpu_has(X86_FEATURE_SPEC_CTRL_SSBD) ||
++ boot_cpu_has(X86_FEATURE_AMD_SSBD))
+ entry->edx |= F(SPEC_CTRL_SSBD);
+ /*
+ * We emulate ARCH_CAPABILITIES in software even
+diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
+index 21fb707546b6..3adc255e69cb 100644
+--- a/arch/x86/kvm/x86.c
++++ b/arch/x86/kvm/x86.c
+@@ -7982,6 +7982,13 @@ int kvm_arch_create_memslot(struct kvm *kvm, struct kvm_memory_slot *slot,
+ {
+ int i;
+
++ /*
++ * Clear out the previous array pointers for the KVM_MR_MOVE case. The
++ * old arrays will be freed by __kvm_set_memory_region() if installing
++ * the new memslot is successful.
++ */
++ memset(&slot->arch, 0, sizeof(slot->arch));
++
+ for (i = 0; i < KVM_NR_PAGE_SIZES; ++i) {
+ unsigned long ugfn;
+ int lpages;
+@@ -8050,6 +8057,10 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
+ const struct kvm_userspace_memory_region *mem,
+ enum kvm_mr_change change)
+ {
++ if (change == KVM_MR_MOVE)
++ return kvm_arch_create_memslot(kvm, memslot,
++ mem->memory_size >> PAGE_SHIFT);
++
+ return 0;
+ }
+
+diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c
+index 85aa76116a30..7924d0635718 100644
+--- a/drivers/ata/libata-pmp.c
++++ b/drivers/ata/libata-pmp.c
+@@ -764,6 +764,7 @@ static int sata_pmp_eh_recover_pmp(struct ata_port *ap,
+
+ if (dev->flags & ATA_DFLAG_DETACH) {
+ detach = 1;
++ rc = -ENODEV;
+ goto fail;
+ }
+
+diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
+index a44aeda57109..59dc033408be 100644
+--- a/drivers/ata/libata-scsi.c
++++ b/drivers/ata/libata-scsi.c
+@@ -3720,22 +3720,19 @@ int ata_scsi_add_hosts(struct ata_host *host, struct scsi_host_template *sht)
+ */
+ shost->max_host_blocked = 1;
+
+- rc = scsi_add_host_with_dma(ap->scsi_host,
+- &ap->tdev, ap->host->dev);
++ rc = scsi_add_host_with_dma(shost, &ap->tdev, ap->host->dev);
+ if (rc)
+- goto err_add;
++ goto err_alloc;
+ }
+
+ return 0;
+
+- err_add:
+- scsi_host_put(host->ports[i]->scsi_host);
+ err_alloc:
+ while (--i >= 0) {
+ struct Scsi_Host *shost = host->ports[i]->scsi_host;
+
++ /* scsi_host_put() is in ata_devres_release() */
+ scsi_remove_host(shost);
+- scsi_host_put(shost);
+ }
+ return rc;
+ }
+diff --git a/drivers/bus/sunxi-rsb.c b/drivers/bus/sunxi-rsb.c
+index 0ffb247b42d6..d45f48de42a0 100644
+--- a/drivers/bus/sunxi-rsb.c
++++ b/drivers/bus/sunxi-rsb.c
+@@ -345,7 +345,7 @@ static int sunxi_rsb_read(struct sunxi_rsb *rsb, u8 rtaddr, u8 addr,
+ if (ret)
+ goto unlock;
+
+- *buf = readl(rsb->regs + RSB_DATA);
++ *buf = readl(rsb->regs + RSB_DATA) & GENMASK(len * 8 - 1, 0);
+
+ unlock:
+ mutex_unlock(&rsb->lock);
+diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
+index 5cb5e8ff0224..7b8c1a64a100 100644
+--- a/drivers/char/ipmi/ipmi_msghandler.c
++++ b/drivers/char/ipmi/ipmi_msghandler.c
+@@ -2645,7 +2645,9 @@ get_guid(ipmi_smi_t intf)
+ if (rv)
+ /* Send failed, no GUID available. */
+ intf->bmc->guid_set = 0;
+- wait_event(intf->waitq, intf->bmc->guid_set != 2);
++ else
++ wait_event(intf->waitq, intf->bmc->guid_set != 2);
++
+ intf->null_user_handler = NULL;
+ }
+
+diff --git a/drivers/clk/at91/clk-usb.c b/drivers/clk/at91/clk-usb.c
+index 8ab8502778a2..55e09641b491 100644
+--- a/drivers/clk/at91/clk-usb.c
++++ b/drivers/clk/at91/clk-usb.c
+@@ -79,6 +79,9 @@ static int at91sam9x5_clk_usb_determine_rate(struct clk_hw *hw,
+ tmp_parent_rate = req->rate * div;
+ tmp_parent_rate = clk_hw_round_rate(parent,
+ tmp_parent_rate);
++ if (!tmp_parent_rate)
++ continue;
++
+ tmp_rate = DIV_ROUND_CLOSEST(tmp_parent_rate, div);
+ if (tmp_rate < req->rate)
+ tmp_diff = req->rate - tmp_rate;
+diff --git a/drivers/clk/tegra/clk-tegra-pmc.c b/drivers/clk/tegra/clk-tegra-pmc.c
+index 91377abfefa1..17a04300f93b 100644
+--- a/drivers/clk/tegra/clk-tegra-pmc.c
++++ b/drivers/clk/tegra/clk-tegra-pmc.c
+@@ -60,16 +60,16 @@ struct pmc_clk_init_data {
+
+ static DEFINE_SPINLOCK(clk_out_lock);
+
+-static const char *clk_out1_parents[] = { "clk_m", "clk_m_div2",
+- "clk_m_div4", "extern1",
++static const char *clk_out1_parents[] = { "osc", "osc_div2",
++ "osc_div4", "extern1",
+ };
+
+-static const char *clk_out2_parents[] = { "clk_m", "clk_m_div2",
+- "clk_m_div4", "extern2",
++static const char *clk_out2_parents[] = { "osc", "osc_div2",
++ "osc_div4", "extern2",
+ };
+
+-static const char *clk_out3_parents[] = { "clk_m", "clk_m_div2",
+- "clk_m_div4", "extern3",
++static const char *clk_out3_parents[] = { "osc", "osc_div2",
++ "osc_div4", "extern3",
+ };
+
+ static struct pmc_clk_init_data pmc_clks[] = {
+diff --git a/drivers/crypto/mxs-dcp.c b/drivers/crypto/mxs-dcp.c
+index 4b82cf9da0ba..68836939f934 100644
+--- a/drivers/crypto/mxs-dcp.c
++++ b/drivers/crypto/mxs-dcp.c
+@@ -25,6 +25,7 @@
+ #include <crypto/aes.h>
+ #include <crypto/sha.h>
+ #include <crypto/internal/hash.h>
++#include <crypto/scatterwalk.h>
+
+ #define DCP_MAX_CHANS 4
+ #define DCP_BUF_SZ PAGE_SIZE
+@@ -626,49 +627,46 @@ static int dcp_sha_req_to_buf(struct crypto_async_request *arq)
+ struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);
+ struct dcp_sha_req_ctx *rctx = ahash_request_ctx(req);
+ struct hash_alg_common *halg = crypto_hash_alg_common(tfm);
+- const int nents = sg_nents(req->src);
+
+ uint8_t *in_buf = sdcp->coh->sha_in_buf;
+ uint8_t *out_buf = sdcp->coh->sha_out_buf;
+
+- uint8_t *src_buf;
+-
+ struct scatterlist *src;
+
+- unsigned int i, len, clen;
++ unsigned int i, len, clen, oft = 0;
+ int ret;
+
+ int fin = rctx->fini;
+ if (fin)
+ rctx->fini = 0;
+
+- for_each_sg(req->src, src, nents, i) {
+- src_buf = sg_virt(src);
+- len = sg_dma_len(src);
+-
+- do {
+- if (actx->fill + len > DCP_BUF_SZ)
+- clen = DCP_BUF_SZ - actx->fill;
+- else
+- clen = len;
+-
+- memcpy(in_buf + actx->fill, src_buf, clen);
+- len -= clen;
+- src_buf += clen;
+- actx->fill += clen;
++ src = req->src;
++ len = req->nbytes;
+
+- /*
+- * If we filled the buffer and still have some
+- * more data, submit the buffer.
+- */
+- if (len && actx->fill == DCP_BUF_SZ) {
+- ret = mxs_dcp_run_sha(req);
+- if (ret)
+- return ret;
+- actx->fill = 0;
+- rctx->init = 0;
+- }
+- } while (len);
++ while (len) {
++ if (actx->fill + len > DCP_BUF_SZ)
++ clen = DCP_BUF_SZ - actx->fill;
++ else
++ clen = len;
++
++ scatterwalk_map_and_copy(in_buf + actx->fill, src, oft, clen,
++ 0);
++
++ len -= clen;
++ oft += clen;
++ actx->fill += clen;
++
++ /*
++ * If we filled the buffer and still have some
++ * more data, submit the buffer.
++ */
++ if (len && actx->fill == DCP_BUF_SZ) {
++ ret = mxs_dcp_run_sha(req);
++ if (ret)
++ return ret;
++ actx->fill = 0;
++ rctx->init = 0;
++ }
+ }
+
+ if (fin) {
+diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
+index f5229b083f8e..bb25abba7ad0 100644
+--- a/drivers/gpu/drm/drm_dp_mst_topology.c
++++ b/drivers/gpu/drm/drm_dp_mst_topology.c
+@@ -1036,10 +1036,12 @@ static bool drm_dp_port_setup_pdt(struct drm_dp_mst_port *port)
+ lct = drm_dp_calculate_rad(port, rad);
+
+ port->mstb = drm_dp_add_mst_branch_device(lct, rad);
+- port->mstb->mgr = port->mgr;
+- port->mstb->port_parent = port;
++ if (port->mstb) {
++ port->mstb->mgr = port->mgr;
++ port->mstb->port_parent = port;
+
+- send_link = true;
++ send_link = true;
++ }
+ break;
+ }
+ return send_link;
+@@ -2031,6 +2033,7 @@ int drm_dp_mst_topology_mgr_set_mst(struct drm_dp_mst_topology_mgr *mgr, bool ms
+ int ret = 0;
+ struct drm_dp_mst_branch *mstb = NULL;
+
++ mutex_lock(&mgr->payload_lock);
+ mutex_lock(&mgr->lock);
+ if (mst_state == mgr->mst_state)
+ goto out_unlock;
+@@ -2093,7 +2096,10 @@ int drm_dp_mst_topology_mgr_set_mst(struct drm_dp_mst_topology_mgr *mgr, bool ms
+ /* this can fail if the device is gone */
+ drm_dp_dpcd_writeb(mgr->aux, DP_MSTM_CTRL, 0);
+ ret = 0;
+- memset(mgr->payloads, 0, mgr->max_payloads * sizeof(struct drm_dp_payload));
++ memset(mgr->payloads, 0,
++ mgr->max_payloads * sizeof(mgr->payloads[0]));
++ memset(mgr->proposed_vcpis, 0,
++ mgr->max_payloads * sizeof(mgr->proposed_vcpis[0]));
+ mgr->payload_mask = 0;
+ set_bit(0, &mgr->payload_mask);
+ mgr->vcpi_mask = 0;
+@@ -2101,6 +2107,7 @@ int drm_dp_mst_topology_mgr_set_mst(struct drm_dp_mst_topology_mgr *mgr, bool ms
+
+ out_unlock:
+ mutex_unlock(&mgr->lock);
++ mutex_unlock(&mgr->payload_lock);
+ if (mstb)
+ drm_dp_put_mst_branch_device(mstb);
+ return ret;
+diff --git a/drivers/i2c/busses/i2c-st.c b/drivers/i2c/busses/i2c-st.c
+index 25020ec777c9..ee0a7d3dd0c6 100644
+--- a/drivers/i2c/busses/i2c-st.c
++++ b/drivers/i2c/busses/i2c-st.c
+@@ -399,6 +399,7 @@ static void st_i2c_wr_fill_tx_fifo(struct st_i2c_dev *i2c_dev)
+ /**
+ * st_i2c_rd_fill_tx_fifo() - Fill the Tx FIFO in read mode
+ * @i2c_dev: Controller's private data
++ * @max: Maximum amount of data to fill into the Tx FIFO
+ *
+ * This functions fills the Tx FIFO with fixed pattern when
+ * in read mode to trigger clock.
+diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+index f6b06729f4ea..ffd88af80de3 100644
+--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
++++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+@@ -1057,13 +1057,10 @@ static void __ipoib_ib_dev_flush(struct ipoib_dev_priv *priv,
+ ipoib_ib_dev_down(dev);
+
+ if (level == IPOIB_FLUSH_HEAVY) {
+- rtnl_lock();
+ if (test_bit(IPOIB_FLAG_INITIALIZED, &priv->flags))
+ ipoib_ib_dev_stop(dev);
+
+- result = ipoib_ib_dev_open(dev);
+- rtnl_unlock();
+- if (result)
++ if (ipoib_ib_dev_open(dev))
+ return;
+
+ if (netif_queue_stopped(dev))
+@@ -1102,7 +1099,9 @@ void ipoib_ib_dev_flush_heavy(struct work_struct *work)
+ struct ipoib_dev_priv *priv =
+ container_of(work, struct ipoib_dev_priv, flush_heavy);
+
++ rtnl_lock();
+ __ipoib_ib_dev_flush(priv, IPOIB_FLUSH_HEAVY, 0);
++ rtnl_unlock();
+ }
+
+ void ipoib_ib_dev_cleanup(struct net_device *dev)
+diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
+index 34be09651ee8..a4e76084a2af 100644
+--- a/drivers/input/serio/i8042-x86ia64io.h
++++ b/drivers/input/serio/i8042-x86ia64io.h
+@@ -534,6 +534,17 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
+ DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
+ },
+ },
++ {
++ /*
++ * Acer Aspire 5738z
++ * Touchpad stops working in mux mode when dis- + re-enabled
++ * with the touchpad enable/disable toggle hotkey
++ */
++ .matches = {
++ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
++ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"),
++ },
++ },
+ { }
+ };
+
+diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h
+index b08cf57bf455..695d4e235438 100644
+--- a/drivers/iommu/amd_iommu_types.h
++++ b/drivers/iommu/amd_iommu_types.h
+@@ -303,7 +303,7 @@
+
+ #define DTE_GCR3_VAL_A(x) (((x) >> 12) & 0x00007ULL)
+ #define DTE_GCR3_VAL_B(x) (((x) >> 15) & 0x0ffffULL)
+-#define DTE_GCR3_VAL_C(x) (((x) >> 31) & 0xfffffULL)
++#define DTE_GCR3_VAL_C(x) (((x) >> 31) & 0x1fffffULL)
+
+ #define DTE_GCR3_INDEX_A 0
+ #define DTE_GCR3_INDEX_B 1
+diff --git a/drivers/irqchip/irq-versatile-fpga.c b/drivers/irqchip/irq-versatile-fpga.c
+index cadf104e3074..08b66b25f845 100644
+--- a/drivers/irqchip/irq-versatile-fpga.c
++++ b/drivers/irqchip/irq-versatile-fpga.c
+@@ -5,6 +5,7 @@
+ #include <linux/irq.h>
+ #include <linux/io.h>
+ #include <linux/irqchip.h>
++#include <linux/irqchip/chained_irq.h>
+ #include <linux/irqchip/versatile-fpga.h>
+ #include <linux/irqdomain.h>
+ #include <linux/module.h>
+@@ -67,12 +68,16 @@ static void fpga_irq_unmask(struct irq_data *d)
+
+ static void fpga_irq_handle(struct irq_desc *desc)
+ {
++ struct irq_chip *chip = irq_desc_get_chip(desc);
+ struct fpga_irq_data *f = irq_desc_get_handler_data(desc);
+- u32 status = readl(f->base + IRQ_STATUS);
++ u32 status;
++
++ chained_irq_enter(chip, desc);
+
++ status = readl(f->base + IRQ_STATUS);
+ if (status == 0) {
+ do_bad_IRQ(desc);
+- return;
++ goto out;
+ }
+
+ do {
+@@ -81,6 +86,9 @@ static void fpga_irq_handle(struct irq_desc *desc)
+ status &= ~(1 << irq);
+ generic_handle_irq(irq_find_mapping(f->domain, irq));
+ } while (status);
++
++out:
++ chained_irq_exit(chip, desc);
+ }
+
+ /*
+@@ -203,6 +211,9 @@ int __init fpga_irq_of_init(struct device_node *node,
+ if (of_property_read_u32(node, "valid-mask", &valid_mask))
+ valid_mask = 0;
+
++ writel(clear_mask, base + IRQ_ENABLE_CLEAR);
++ writel(clear_mask, base + FIQ_ENABLE_CLEAR);
++
+ /* Some chips are cascaded from a parent IRQ */
+ parent_irq = irq_of_parse_and_map(node, 0);
+ if (!parent_irq) {
+@@ -217,9 +228,6 @@ int __init fpga_irq_of_init(struct device_node *node,
+ fpga_irq_init(base, node->name, 0, parent_irq, valid_mask, node);
+ #endif
+
+- writel(clear_mask, base + IRQ_ENABLE_CLEAR);
+- writel(clear_mask, base + FIQ_ENABLE_CLEAR);
+-
+ /*
+ * On Versatile AB/PB, some secondary interrupts have a direct
+ * pass-thru to the primary controller for IRQs 20 and 22-31 which need
+diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c
+index 78f403b45ab3..bf82e4ccb584 100644
+--- a/drivers/md/dm-flakey.c
++++ b/drivers/md/dm-flakey.c
+@@ -69,6 +69,11 @@ static int parse_features(struct dm_arg_set *as, struct flakey_c *fc,
+ arg_name = dm_shift_arg(as);
+ argc--;
+
++ if (!arg_name) {
++ ti->error = "Insufficient feature arguments";
++ return -EINVAL;
++ }
++
+ /*
+ * drop_writes
+ */
+diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c
+index 95d0f2df0ad4..672831d5ee32 100644
+--- a/drivers/mfd/dln2.c
++++ b/drivers/mfd/dln2.c
+@@ -93,6 +93,11 @@ struct dln2_mod_rx_slots {
+ spinlock_t lock;
+ };
+
++enum dln2_endpoint {
++ DLN2_EP_OUT = 0,
++ DLN2_EP_IN = 1,
++};
++
+ struct dln2_dev {
+ struct usb_device *usb_dev;
+ struct usb_interface *interface;
+@@ -740,10 +745,10 @@ static int dln2_probe(struct usb_interface *interface,
+ hostif->desc.bNumEndpoints < 2)
+ return -ENODEV;
+
+- epin = &hostif->endpoint[0].desc;
+- epout = &hostif->endpoint[1].desc;
++ epout = &hostif->endpoint[DLN2_EP_OUT].desc;
+ if (!usb_endpoint_is_bulk_out(epout))
+ return -ENODEV;
++ epin = &hostif->endpoint[DLN2_EP_IN].desc;
+ if (!usb_endpoint_is_bulk_in(epin))
+ return -ENODEV;
+
+diff --git a/drivers/mfd/rts5227.c b/drivers/mfd/rts5227.c
+index ff296a4bf3d2..dc6a9432a4b6 100644
+--- a/drivers/mfd/rts5227.c
++++ b/drivers/mfd/rts5227.c
+@@ -369,6 +369,7 @@ static const struct pcr_ops rts522a_pcr_ops = {
+ void rts522a_init_params(struct rtsx_pcr *pcr)
+ {
+ rts5227_init_params(pcr);
++ pcr->ops = &rts522a_pcr_ops;
+
+ pcr->reg_pm_ctrl3 = RTS522A_PM_CTRL3;
+ }
+diff --git a/drivers/misc/echo/echo.c b/drivers/misc/echo/echo.c
+index 9597e9523cac..fff13176f9b8 100644
+--- a/drivers/misc/echo/echo.c
++++ b/drivers/misc/echo/echo.c
+@@ -454,7 +454,7 @@ int16_t oslec_update(struct oslec_state *ec, int16_t tx, int16_t rx)
+ */
+ ec->factor = 0;
+ ec->shift = 0;
+- if ((ec->nonupdate_dwell == 0)) {
++ if (!ec->nonupdate_dwell) {
+ int p, logp, shift;
+
+ /* Determine:
+diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c
+index 8b66e52ca3cc..9734e6903fe6 100644
+--- a/drivers/mtd/devices/phram.c
++++ b/drivers/mtd/devices/phram.c
+@@ -247,22 +247,25 @@ static int phram_setup(const char *val)
+
+ ret = parse_num64(&start, token[1]);
+ if (ret) {
+- kfree(name);
+ parse_err("illegal start address\n");
++ goto error;
+ }
+
+ ret = parse_num64(&len, token[2]);
+ if (ret) {
+- kfree(name);
+ parse_err("illegal device length\n");
++ goto error;
+ }
+
+ ret = register_device(name, start, len);
+- if (!ret)
+- pr_info("%s device: %#llx at %#llx\n", name, len, start);
+- else
+- kfree(name);
++ if (ret)
++ goto error;
++
++ pr_info("%s device: %#llx at %#llx\n", name, len, start);
++ return 0;
+
++error:
++ kfree(name);
+ return ret;
+ }
+
+diff --git a/drivers/mtd/lpddr/lpddr_cmds.c b/drivers/mtd/lpddr/lpddr_cmds.c
+index 018c75faadb3..e1c283ccbbde 100644
+--- a/drivers/mtd/lpddr/lpddr_cmds.c
++++ b/drivers/mtd/lpddr/lpddr_cmds.c
+@@ -81,7 +81,6 @@ struct mtd_info *lpddr_cmdset(struct map_info *map)
+ shared = kmalloc(sizeof(struct flchip_shared) * lpddr->numchips,
+ GFP_KERNEL);
+ if (!shared) {
+- kfree(lpddr);
+ kfree(mtd);
+ return NULL;
+ }
+diff --git a/drivers/net/ethernet/neterion/vxge/vxge-config.h b/drivers/net/ethernet/neterion/vxge/vxge-config.h
+index 6ce4412fcc1a..380e841fdd95 100644
+--- a/drivers/net/ethernet/neterion/vxge/vxge-config.h
++++ b/drivers/net/ethernet/neterion/vxge/vxge-config.h
+@@ -2065,7 +2065,7 @@ vxge_hw_vpath_strip_fcs_check(struct __vxge_hw_device *hldev, u64 vpath_mask);
+ if ((level >= VXGE_ERR && VXGE_COMPONENT_LL & VXGE_DEBUG_ERR_MASK) || \
+ (level >= VXGE_TRACE && VXGE_COMPONENT_LL & VXGE_DEBUG_TRACE_MASK))\
+ if ((mask & VXGE_DEBUG_MASK) == mask) \
+- printk(fmt "\n", __VA_ARGS__); \
++ printk(fmt "\n", ##__VA_ARGS__); \
+ } while (0)
+ #else
+ #define vxge_debug_ll(level, mask, fmt, ...)
+diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.h b/drivers/net/ethernet/neterion/vxge/vxge-main.h
+index 3a79d93b8445..5b535aa10d23 100644
+--- a/drivers/net/ethernet/neterion/vxge/vxge-main.h
++++ b/drivers/net/ethernet/neterion/vxge/vxge-main.h
+@@ -454,49 +454,49 @@ int vxge_fw_upgrade(struct vxgedev *vdev, char *fw_name, int override);
+
+ #if (VXGE_DEBUG_LL_CONFIG & VXGE_DEBUG_MASK)
+ #define vxge_debug_ll_config(level, fmt, ...) \
+- vxge_debug_ll(level, VXGE_DEBUG_LL_CONFIG, fmt, __VA_ARGS__)
++ vxge_debug_ll(level, VXGE_DEBUG_LL_CONFIG, fmt, ##__VA_ARGS__)
+ #else
+ #define vxge_debug_ll_config(level, fmt, ...)
+ #endif
+
+ #if (VXGE_DEBUG_INIT & VXGE_DEBUG_MASK)
+ #define vxge_debug_init(level, fmt, ...) \
+- vxge_debug_ll(level, VXGE_DEBUG_INIT, fmt, __VA_ARGS__)
++ vxge_debug_ll(level, VXGE_DEBUG_INIT, fmt, ##__VA_ARGS__)
+ #else
+ #define vxge_debug_init(level, fmt, ...)
+ #endif
+
+ #if (VXGE_DEBUG_TX & VXGE_DEBUG_MASK)
+ #define vxge_debug_tx(level, fmt, ...) \
+- vxge_debug_ll(level, VXGE_DEBUG_TX, fmt, __VA_ARGS__)
++ vxge_debug_ll(level, VXGE_DEBUG_TX, fmt, ##__VA_ARGS__)
+ #else
+ #define vxge_debug_tx(level, fmt, ...)
+ #endif
+
+ #if (VXGE_DEBUG_RX & VXGE_DEBUG_MASK)
+ #define vxge_debug_rx(level, fmt, ...) \
+- vxge_debug_ll(level, VXGE_DEBUG_RX, fmt, __VA_ARGS__)
++ vxge_debug_ll(level, VXGE_DEBUG_RX, fmt, ##__VA_ARGS__)
+ #else
+ #define vxge_debug_rx(level, fmt, ...)
+ #endif
+
+ #if (VXGE_DEBUG_MEM & VXGE_DEBUG_MASK)
+ #define vxge_debug_mem(level, fmt, ...) \
+- vxge_debug_ll(level, VXGE_DEBUG_MEM, fmt, __VA_ARGS__)
++ vxge_debug_ll(level, VXGE_DEBUG_MEM, fmt, ##__VA_ARGS__)
+ #else
+ #define vxge_debug_mem(level, fmt, ...)
+ #endif
+
+ #if (VXGE_DEBUG_ENTRYEXIT & VXGE_DEBUG_MASK)
+ #define vxge_debug_entryexit(level, fmt, ...) \
+- vxge_debug_ll(level, VXGE_DEBUG_ENTRYEXIT, fmt, __VA_ARGS__)
++ vxge_debug_ll(level, VXGE_DEBUG_ENTRYEXIT, fmt, ##__VA_ARGS__)
+ #else
+ #define vxge_debug_entryexit(level, fmt, ...)
+ #endif
+
+ #if (VXGE_DEBUG_INTR & VXGE_DEBUG_MASK)
+ #define vxge_debug_intr(level, fmt, ...) \
+- vxge_debug_ll(level, VXGE_DEBUG_INTR, fmt, __VA_ARGS__)
++ vxge_debug_ll(level, VXGE_DEBUG_INTR, fmt, ##__VA_ARGS__)
+ #else
+ #define vxge_debug_intr(level, fmt, ...)
+ #endif
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
+index 26263a192a77..083aeca77c75 100644
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
+@@ -1724,7 +1724,7 @@ static int qlcnic_83xx_get_reset_instruction_template(struct qlcnic_adapter *p_d
+
+ ahw->reset.seq_error = 0;
+ ahw->reset.buff = kzalloc(QLC_83XX_RESTART_TEMPLATE_SIZE, GFP_KERNEL);
+- if (p_dev->ahw->reset.buff == NULL)
++ if (ahw->reset.buff == NULL)
+ return -ENOMEM;
+
+ p_buff = p_dev->ahw->reset.buff;
+diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
+index 3abc64574116..e153a94d0057 100644
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -1437,6 +1437,9 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
+ ath_chanctx_set_channel(sc, ctx, &hw->conf.chandef);
+ }
+
++ if (changed & IEEE80211_CONF_CHANGE_POWER)
++ ath9k_set_txpower(sc, NULL);
++
+ mutex_unlock(&sc->mutex);
+ ath9k_ps_restore(sc);
+
+diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
+index 97bc186f9728..2da03d69ed42 100644
+--- a/drivers/net/wireless/ath/wil6210/debugfs.c
++++ b/drivers/net/wireless/ath/wil6210/debugfs.c
+@@ -1088,7 +1088,7 @@ static const struct file_operations fops_ssid = {
+ };
+
+ /*---------temp------------*/
+-static void print_temp(struct seq_file *s, const char *prefix, u32 t)
++static void print_temp(struct seq_file *s, const char *prefix, s32 t)
+ {
+ switch (t) {
+ case 0:
+@@ -1096,7 +1096,8 @@ static void print_temp(struct seq_file *s, const char *prefix, u32 t)
+ seq_printf(s, "%s N/A\n", prefix);
+ break;
+ default:
+- seq_printf(s, "%s %d.%03d\n", prefix, t / 1000, t % 1000);
++ seq_printf(s, "%s %s%d.%03d\n", prefix, (t < 0 ? "-" : ""),
++ abs(t / 1000), abs(t % 1000));
+ break;
+ }
+ }
+@@ -1104,7 +1105,7 @@ static void print_temp(struct seq_file *s, const char *prefix, u32 t)
+ static int wil_temp_debugfs_show(struct seq_file *s, void *data)
+ {
+ struct wil6210_priv *wil = s->private;
+- u32 t_m, t_r;
++ s32 t_m, t_r;
+ int rc = wmi_get_temperature(wil, &t_m, &t_r);
+
+ if (rc) {
+diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c
+index f09fafaaaf1a..c377937aae1c 100644
+--- a/drivers/net/wireless/ath/wil6210/main.c
++++ b/drivers/net/wireless/ath/wil6210/main.c
+@@ -741,7 +741,7 @@ static void wil_bl_crash_info(struct wil6210_priv *wil, bool is_err)
+
+ static int wil_wait_for_fw_ready(struct wil6210_priv *wil)
+ {
+- ulong to = msecs_to_jiffies(1000);
++ ulong to = msecs_to_jiffies(2000);
+ ulong left = wait_for_completion_timeout(&wil->wmi_ready, to);
+
+ if (0 == left) {
+diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c
+index 3bc9bc0efbac..af436292190b 100644
+--- a/drivers/net/wireless/ath/wil6210/txrx.c
++++ b/drivers/net/wireless/ath/wil6210/txrx.c
+@@ -538,8 +538,8 @@ static int wil_rx_refill(struct wil6210_priv *wil, int count)
+ v->swtail = next_tail) {
+ rc = wil_vring_alloc_skb(wil, v, v->swtail, headroom);
+ if (unlikely(rc)) {
+- wil_err(wil, "Error %d in wil_rx_refill[%d]\n",
+- rc, v->swtail);
++ wil_err_ratelimited(wil, "Error %d in rx refill[%d]\n",
++ rc, v->swtail);
+ break;
+ }
+ }
+diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
+index 0f582117b0e3..8d8010b0c254 100644
+--- a/drivers/net/wireless/mac80211_hwsim.c
++++ b/drivers/net/wireless/mac80211_hwsim.c
+@@ -2901,9 +2901,9 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info)
+ param.no_vif = true;
+
+ if (info->attrs[HWSIM_ATTR_RADIO_NAME]) {
+- hwname = kasprintf(GFP_KERNEL, "%.*s",
+- nla_len(info->attrs[HWSIM_ATTR_RADIO_NAME]),
+- (char *)nla_data(info->attrs[HWSIM_ATTR_RADIO_NAME]));
++ hwname = kstrndup((char *)nla_data(info->attrs[HWSIM_ATTR_RADIO_NAME]),
++ nla_len(info->attrs[HWSIM_ATTR_RADIO_NAME]),
++ GFP_KERNEL);
+ if (!hwname)
+ return -ENOMEM;
+ param.hwname = hwname;
+@@ -2942,9 +2942,9 @@ static int hwsim_del_radio_nl(struct sk_buff *msg, struct genl_info *info)
+ if (info->attrs[HWSIM_ATTR_RADIO_ID]) {
+ idx = nla_get_u32(info->attrs[HWSIM_ATTR_RADIO_ID]);
+ } else if (info->attrs[HWSIM_ATTR_RADIO_NAME]) {
+- hwname = kasprintf(GFP_KERNEL, "%.*s",
+- nla_len(info->attrs[HWSIM_ATTR_RADIO_NAME]),
+- (char *)nla_data(info->attrs[HWSIM_ATTR_RADIO_NAME]));
++ hwname = kstrndup((char *)nla_data(info->attrs[HWSIM_ATTR_RADIO_NAME]),
++ nla_len(info->attrs[HWSIM_ATTR_RADIO_NAME]),
++ GFP_KERNEL);
+ if (!hwname)
+ return -ENOMEM;
+ } else
+diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
+index e99a07d5fda7..02b6a6c10840 100644
+--- a/drivers/net/xen-netfront.c
++++ b/drivers/net/xen-netfront.c
+@@ -283,6 +283,7 @@ static void xennet_alloc_rx_buffers(struct netfront_queue *queue)
+ {
+ RING_IDX req_prod = queue->rx.req_prod_pvt;
+ int notify;
++ int err = 0;
+
+ if (unlikely(!netif_carrier_ok(queue->info->netdev)))
+ return;
+@@ -297,8 +298,10 @@ static void xennet_alloc_rx_buffers(struct netfront_queue *queue)
+ struct xen_netif_rx_request *req;
+
+ skb = xennet_alloc_one_rx_buffer(queue);
+- if (!skb)
++ if (!skb) {
++ err = -ENOMEM;
+ break;
++ }
+
+ id = xennet_rxidx(req_prod);
+
+@@ -322,8 +325,13 @@ static void xennet_alloc_rx_buffers(struct netfront_queue *queue)
+
+ queue->rx.req_prod_pvt = req_prod;
+
+- /* Not enough requests? Try again later. */
+- if (req_prod - queue->rx.sring->req_prod < NET_RX_SLOTS_MIN) {
++ /* Try again later if there are not enough requests or skb allocation
++ * failed.
++ * Enough requests is quantified as the sum of newly created slots and
++ * the unconsumed slots at the backend.
++ */
++ if (req_prod - queue->rx.rsp_cons < NET_RX_SLOTS_MIN ||
++ unlikely(err)) {
+ mod_timer(&queue->rx_refill_timer, jiffies + (HZ/10));
+ return;
+ }
+diff --git a/drivers/of/base.c b/drivers/of/base.c
+index 27783223ca5c..8adffecd710b 100644
+--- a/drivers/of/base.c
++++ b/drivers/of/base.c
+@@ -167,9 +167,6 @@ int __of_attach_node_sysfs(struct device_node *np)
+ struct property *pp;
+ int rc;
+
+- if (!IS_ENABLED(CONFIG_SYSFS))
+- return 0;
+-
+ if (!of_kset)
+ return 0;
+
+diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
+index af9e4785b7a6..91e6891b777b 100644
+--- a/drivers/of/unittest.c
++++ b/drivers/of/unittest.c
+@@ -812,10 +812,13 @@ static void __init of_unittest_platform_populate(void)
+
+ of_platform_populate(np, match, NULL, &test_bus->dev);
+ for_each_child_of_node(np, child) {
+- for_each_child_of_node(child, grandchild)
+- unittest(of_find_device_by_node(grandchild),
++ for_each_child_of_node(child, grandchild) {
++ pdev = of_find_device_by_node(grandchild);
++ unittest(pdev,
+ "Could not create device for node '%s'\n",
+ grandchild->name);
++ of_dev_put(pdev);
++ }
+ }
+
+ of_platform_depopulate(&test_bus->dev);
+diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c
+index a0dae6271ff6..cd4434cca877 100644
+--- a/drivers/rtc/rtc-pm8xxx.c
++++ b/drivers/rtc/rtc-pm8xxx.c
+@@ -74,16 +74,18 @@ struct pm8xxx_rtc {
+ /*
+ * Steps to write the RTC registers.
+ * 1. Disable alarm if enabled.
+- * 2. Write 0x00 to LSB.
+- * 3. Write Byte[1], Byte[2], Byte[3] then Byte[0].
+- * 4. Enable alarm if disabled in step 1.
++ * 2. Disable rtc if enabled.
++ * 3. Write 0x00 to LSB.
++ * 4. Write Byte[1], Byte[2], Byte[3] then Byte[0].
++ * 5. Enable rtc if disabled in step 2.
++ * 6. Enable alarm if disabled in step 1.
+ */
+ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm)
+ {
+ int rc, i;
+ unsigned long secs, irq_flags;
+- u8 value[NUM_8_BIT_RTC_REGS], alarm_enabled = 0;
+- unsigned int ctrl_reg;
++ u8 value[NUM_8_BIT_RTC_REGS], alarm_enabled = 0, rtc_disabled = 0;
++ unsigned int ctrl_reg, rtc_ctrl_reg;
+ struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev);
+ const struct pm8xxx_rtc_regs *regs = rtc_dd->regs;
+
+@@ -92,23 +94,38 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm)
+
+ rtc_tm_to_time(tm, &secs);
+
++ dev_dbg(dev, "Seconds value to be written to RTC = %lu\n", secs);
++
+ for (i = 0; i < NUM_8_BIT_RTC_REGS; i++) {
+ value[i] = secs & 0xFF;
+ secs >>= 8;
+ }
+
+- dev_dbg(dev, "Seconds value to be written to RTC = %lu\n", secs);
+-
+ spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags);
+
+- rc = regmap_read(rtc_dd->regmap, regs->ctrl, &ctrl_reg);
++ rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg);
+ if (rc)
+ goto rtc_rw_fail;
+
+ if (ctrl_reg & regs->alarm_en) {
+ alarm_enabled = 1;
+ ctrl_reg &= ~regs->alarm_en;
+- rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg);
++ rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg);
++ if (rc) {
++ dev_err(dev, "Write to RTC Alarm control register failed\n");
++ goto rtc_rw_fail;
++ }
++ }
++
++ /* Disable RTC H/w before writing on RTC register */
++ rc = regmap_read(rtc_dd->regmap, regs->ctrl, &rtc_ctrl_reg);
++ if (rc)
++ goto rtc_rw_fail;
++
++ if (rtc_ctrl_reg & PM8xxx_RTC_ENABLE) {
++ rtc_disabled = 1;
++ rtc_ctrl_reg &= ~PM8xxx_RTC_ENABLE;
++ rc = regmap_write(rtc_dd->regmap, regs->ctrl, rtc_ctrl_reg);
+ if (rc) {
+ dev_err(dev, "Write to RTC control register failed\n");
+ goto rtc_rw_fail;
+@@ -137,11 +154,21 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm)
+ goto rtc_rw_fail;
+ }
+
++ /* Enable RTC H/w after writing on RTC register */
++ if (rtc_disabled) {
++ rtc_ctrl_reg |= PM8xxx_RTC_ENABLE;
++ rc = regmap_write(rtc_dd->regmap, regs->ctrl, rtc_ctrl_reg);
++ if (rc) {
++ dev_err(dev, "Write to RTC control register failed\n");
++ goto rtc_rw_fail;
++ }
++ }
++
+ if (alarm_enabled) {
+ ctrl_reg |= regs->alarm_en;
+- rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg);
++ rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg);
+ if (rc) {
+- dev_err(dev, "Write to RTC control register failed\n");
++ dev_err(dev, "Write to RTC Alarm control register failed\n");
+ goto rtc_rw_fail;
+ }
+ }
+diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
+index d5214c4eb9dd..d8aee54f6c26 100644
+--- a/drivers/s390/scsi/zfcp_erp.c
++++ b/drivers/s390/scsi/zfcp_erp.c
+@@ -747,7 +747,7 @@ static void zfcp_erp_enqueue_ptp_port(struct zfcp_adapter *adapter)
+ adapter->peer_d_id);
+ if (IS_ERR(port)) /* error or port already attached */
+ return;
+- _zfcp_erp_port_reopen(port, 0, "ereptp1");
++ zfcp_erp_port_reopen(port, 0, "ereptp1");
+ }
+
+ static int zfcp_erp_adapter_strat_fsf_xconf(struct zfcp_erp_action *erp_action)
+diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
+index e1639e80db53..63e21ca538f1 100644
+--- a/drivers/scsi/sg.c
++++ b/drivers/scsi/sg.c
+@@ -820,8 +820,10 @@ sg_common_write(Sg_fd * sfp, Sg_request * srp,
+ "sg_common_write: scsi opcode=0x%02x, cmd_size=%d\n",
+ (int) cmnd[0], (int) hp->cmd_len));
+
+- if (hp->dxfer_len >= SZ_256M)
++ if (hp->dxfer_len >= SZ_256M) {
++ sg_remove_request(sfp, srp);
+ return -EINVAL;
++ }
+
+ k = sg_start_req(srp, cmnd);
+ if (k) {
+diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c
+index 4b82c3765e01..2b779a55f699 100644
+--- a/drivers/scsi/ufs/ufs-qcom.c
++++ b/drivers/scsi/ufs/ufs-qcom.c
+@@ -1032,7 +1032,7 @@ static void ufs_qcom_advertise_quirks(struct ufs_hba *hba)
+ hba->quirks |= UFSHCD_QUIRK_BROKEN_LCC;
+ }
+
+- if (host->hw_ver.major >= 0x2) {
++ if (host->hw_ver.major == 0x2) {
+ hba->quirks |= UFSHCD_QUIRK_BROKEN_UFS_HCI_VERSION;
+
+ if (!ufs_qcom_cap_qunipro(host))
+diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
+index 19f82069c68a..bc7f8d634c80 100644
+--- a/drivers/scsi/ufs/ufshcd.c
++++ b/drivers/scsi/ufs/ufshcd.c
+@@ -595,6 +595,11 @@ start:
+ */
+ if (ufshcd_can_hibern8_during_gating(hba) &&
+ ufshcd_is_link_hibern8(hba)) {
++ if (async) {
++ rc = -EAGAIN;
++ hba->clk_gating.active_reqs--;
++ break;
++ }
+ spin_unlock_irqrestore(hba->host->host_lock, flags);
+ flush_work(&hba->clk_gating.ungate_work);
+ spin_lock_irqsave(hba->host->host_lock, flags);
+diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c
+index 19019aa092e8..a1572075b8ac 100644
+--- a/drivers/soc/qcom/smem.c
++++ b/drivers/soc/qcom/smem.c
+@@ -646,7 +646,7 @@ static int qcom_smem_enumerate_partitions(struct qcom_smem *smem,
+ return -EINVAL;
+ }
+
+- if (header->size != entry->size) {
++ if (le32_to_cpu(header->size) != le32_to_cpu(entry->size)) {
+ dev_err(smem->dev,
+ "Partition %d has invalid size\n", i);
+ return -EINVAL;
+diff --git a/drivers/tty/ehv_bytechan.c b/drivers/tty/ehv_bytechan.c
+index 342b36b9ad35..c13fe5ca6702 100644
+--- a/drivers/tty/ehv_bytechan.c
++++ b/drivers/tty/ehv_bytechan.c
+@@ -140,6 +140,21 @@ static int find_console_handle(void)
+ return 1;
+ }
+
++static unsigned int local_ev_byte_channel_send(unsigned int handle,
++ unsigned int *count,
++ const char *p)
++{
++ char buffer[EV_BYTE_CHANNEL_MAX_BYTES];
++ unsigned int c = *count;
++
++ if (c < sizeof(buffer)) {
++ memcpy(buffer, p, c);
++ memset(&buffer[c], 0, sizeof(buffer) - c);
++ p = buffer;
++ }
++ return ev_byte_channel_send(handle, count, p);
++}
++
+ /*************************** EARLY CONSOLE DRIVER ***************************/
+
+ #ifdef CONFIG_PPC_EARLY_DEBUG_EHV_BC
+@@ -158,7 +173,7 @@ static void byte_channel_spin_send(const char data)
+
+ do {
+ count = 1;
+- ret = ev_byte_channel_send(CONFIG_PPC_EARLY_DEBUG_EHV_BC_HANDLE,
++ ret = local_ev_byte_channel_send(CONFIG_PPC_EARLY_DEBUG_EHV_BC_HANDLE,
+ &count, &data);
+ } while (ret == EV_EAGAIN);
+ }
+@@ -225,7 +240,7 @@ static int ehv_bc_console_byte_channel_send(unsigned int handle, const char *s,
+ while (count) {
+ len = min_t(unsigned int, count, EV_BYTE_CHANNEL_MAX_BYTES);
+ do {
+- ret = ev_byte_channel_send(handle, &len, s);
++ ret = local_ev_byte_channel_send(handle, &len, s);
+ } while (ret == EV_EAGAIN);
+ count -= len;
+ s += len;
+@@ -405,7 +420,7 @@ static void ehv_bc_tx_dequeue(struct ehv_bc_data *bc)
+ CIRC_CNT_TO_END(bc->head, bc->tail, BUF_SIZE),
+ EV_BYTE_CHANNEL_MAX_BYTES);
+
+- ret = ev_byte_channel_send(bc->handle, &len, bc->buf + bc->tail);
++ ret = local_ev_byte_channel_send(bc->handle, &len, bc->buf + bc->tail);
+
+ /* 'len' is valid only if the return code is 0 or EV_EAGAIN */
+ if (!ret || (ret == EV_EAGAIN))
+diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
+index 0f2d1e98481f..10f8fde7d6a6 100644
+--- a/drivers/usb/gadget/composite.c
++++ b/drivers/usb/gadget/composite.c
+@@ -744,6 +744,11 @@ static int set_config(struct usb_composite_dev *cdev,
+ /* when we return, be sure our power usage is valid */
+ power = c->MaxPower ? c->MaxPower : CONFIG_USB_GADGET_VBUS_DRAW;
+ done:
++ if (power <= USB_SELF_POWER_VBUS_MAX_DRAW)
++ usb_gadget_set_selfpowered(gadget);
++ else
++ usb_gadget_clear_selfpowered(gadget);
++
+ usb_gadget_vbus_draw(gadget, power);
+ if (result >= 0 && cdev->delayed_status)
+ result = USB_GADGET_DELAYED_STATUS;
+@@ -2156,6 +2161,7 @@ void composite_suspend(struct usb_gadget *gadget)
+
+ cdev->suspended = 1;
+
++ usb_gadget_set_selfpowered(gadget);
+ usb_gadget_vbus_draw(gadget, 2);
+ }
+
+@@ -2179,6 +2185,9 @@ void composite_resume(struct usb_gadget *gadget)
+
+ maxpower = cdev->config->MaxPower;
+
++ if (maxpower > USB_SELF_POWER_VBUS_MAX_DRAW)
++ usb_gadget_clear_selfpowered(gadget);
++
+ usb_gadget_vbus_draw(gadget, maxpower ?
+ maxpower : CONFIG_USB_GADGET_VBUS_DRAW);
+ }
+diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
+index 9536c409a90d..23a9557c8234 100644
+--- a/drivers/usb/gadget/function/f_fs.c
++++ b/drivers/usb/gadget/function/f_fs.c
+@@ -812,6 +812,7 @@ static ssize_t ffs_epfile_io(struct file *file, struct ffs_io_data *io_data)
+
+ ret = usb_ep_queue(ep->ep, req, GFP_ATOMIC);
+ if (unlikely(ret)) {
++ io_data->req = NULL;
+ usb_ep_free_request(ep->ep, req);
+ goto error_lock;
+ }
+diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c
+index 9eae191728d2..348be7368f49 100644
+--- a/drivers/video/fbdev/core/fbmem.c
++++ b/drivers/video/fbdev/core/fbmem.c
+@@ -1132,7 +1132,7 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd,
+ case FBIOGET_FSCREENINFO:
+ if (!lock_fb_info(info))
+ return -ENODEV;
+- fix = info->fix;
++ memcpy(&fix, &info->fix, sizeof(fix));
+ unlock_fb_info(info);
+
+ ret = copy_to_user(argp, &fix, sizeof(fix)) ? -EFAULT : 0;
+diff --git a/drivers/video/fbdev/sis/init301.c b/drivers/video/fbdev/sis/init301.c
+index 20f7234e809e..c43b951cfb25 100644
+--- a/drivers/video/fbdev/sis/init301.c
++++ b/drivers/video/fbdev/sis/init301.c
+@@ -522,9 +522,7 @@ SiS_PanelDelay(struct SiS_Private *SiS_Pr, unsigned short DelayTime)
+ SiS_DDC2Delay(SiS_Pr, 0x4000);
+ }
+
+- } else if((SiS_Pr->SiS_IF_DEF_LVDS == 1) /* ||
+- (SiS_Pr->SiS_CustomT == CUT_COMPAQ1280) ||
+- (SiS_Pr->SiS_CustomT == CUT_CLEVO1400) */ ) { /* 315 series, LVDS; Special */
++ } else if (SiS_Pr->SiS_IF_DEF_LVDS == 1) { /* 315 series, LVDS; Special */
+
+ if(SiS_Pr->SiS_IF_DEF_CH70xx == 0) {
+ PanelID = SiS_GetReg(SiS_Pr->SiS_P3d4,0x36);
+diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c
+index a09264d8b853..205d6b43cd7d 100644
+--- a/fs/btrfs/async-thread.c
++++ b/fs/btrfs/async-thread.c
+@@ -389,3 +389,11 @@ void btrfs_set_work_high_priority(struct btrfs_work *work)
+ {
+ set_bit(WORK_HIGH_PRIO_BIT, &work->flags);
+ }
++
++void btrfs_flush_workqueue(struct btrfs_workqueue *wq)
++{
++ if (wq->high)
++ flush_workqueue(wq->high->normal_wq);
++
++ flush_workqueue(wq->normal->normal_wq);
++}
+diff --git a/fs/btrfs/async-thread.h b/fs/btrfs/async-thread.h
+index 8e1d6576d764..7ea220726de2 100644
+--- a/fs/btrfs/async-thread.h
++++ b/fs/btrfs/async-thread.h
+@@ -81,4 +81,6 @@ void btrfs_destroy_workqueue(struct btrfs_workqueue *wq);
+ void btrfs_workqueue_set_max(struct btrfs_workqueue *wq, int max);
+ void btrfs_set_work_high_priority(struct btrfs_work *work);
+ bool btrfs_workqueue_normal_congested(struct btrfs_workqueue *wq);
++void btrfs_flush_workqueue(struct btrfs_workqueue *wq);
++
+ #endif
+diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
+index 656f0b768185..774728143b63 100644
+--- a/fs/btrfs/disk-io.c
++++ b/fs/btrfs/disk-io.c
+@@ -3774,6 +3774,19 @@ void close_ctree(struct btrfs_root *root)
+ */
+ btrfs_delete_unused_bgs(root->fs_info);
+
++ /*
++ * There might be existing delayed inode workers still running
++ * and holding an empty delayed inode item. We must wait for
++ * them to complete first because they can create a transaction.
++ * This happens when someone calls btrfs_balance_delayed_items()
++ * and then a transaction commit runs the same delayed nodes
++ * before any delayed worker has done something with the nodes.
++ * We must wait for any worker here and not at transaction
++ * commit time since that could cause a deadlock.
++ * This is a very rare case.
++ */
++ btrfs_flush_workqueue(fs_info->delayed_workers);
++
+ ret = btrfs_commit_super(root);
+ if (ret)
+ btrfs_err(fs_info, "commit super ret %d", ret);
+diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
+index f38bac9456fd..df04309390bb 100644
+--- a/fs/btrfs/relocation.c
++++ b/fs/btrfs/relocation.c
+@@ -1289,7 +1289,7 @@ static int __must_check __add_reloc_root(struct btrfs_root *root)
+ if (!node)
+ return -ENOMEM;
+
+- node->bytenr = root->node->start;
++ node->bytenr = root->commit_root->start;
+ node->data = root;
+
+ spin_lock(&rc->reloc_root_tree.lock);
+@@ -1321,10 +1321,11 @@ static void __del_reloc_root(struct btrfs_root *root)
+ if (rc && root->node) {
+ spin_lock(&rc->reloc_root_tree.lock);
+ rb_node = tree_search(&rc->reloc_root_tree.rb_root,
+- root->node->start);
++ root->commit_root->start);
+ if (rb_node) {
+ node = rb_entry(rb_node, struct mapping_node, rb_node);
+ rb_erase(&node->rb_node, &rc->reloc_root_tree.rb_root);
++ RB_CLEAR_NODE(&node->rb_node);
+ }
+ spin_unlock(&rc->reloc_root_tree.lock);
+ if (!node)
+@@ -1342,7 +1343,7 @@ static void __del_reloc_root(struct btrfs_root *root)
+ * helper to update the 'address of tree root -> reloc tree'
+ * mapping
+ */
+-static int __update_reloc_root(struct btrfs_root *root, u64 new_bytenr)
++static int __update_reloc_root(struct btrfs_root *root)
+ {
+ struct rb_node *rb_node;
+ struct mapping_node *node = NULL;
+@@ -1350,7 +1351,7 @@ static int __update_reloc_root(struct btrfs_root *root, u64 new_bytenr)
+
+ spin_lock(&rc->reloc_root_tree.lock);
+ rb_node = tree_search(&rc->reloc_root_tree.rb_root,
+- root->node->start);
++ root->commit_root->start);
+ if (rb_node) {
+ node = rb_entry(rb_node, struct mapping_node, rb_node);
+ rb_erase(&node->rb_node, &rc->reloc_root_tree.rb_root);
+@@ -1362,7 +1363,7 @@ static int __update_reloc_root(struct btrfs_root *root, u64 new_bytenr)
+ BUG_ON((struct btrfs_root *)node->data != root);
+
+ spin_lock(&rc->reloc_root_tree.lock);
+- node->bytenr = new_bytenr;
++ node->bytenr = root->node->start;
+ rb_node = tree_insert(&rc->reloc_root_tree.rb_root,
+ node->bytenr, &node->rb_node);
+ spin_unlock(&rc->reloc_root_tree.lock);
+@@ -1503,6 +1504,7 @@ int btrfs_update_reloc_root(struct btrfs_trans_handle *trans,
+ }
+
+ if (reloc_root->commit_root != reloc_root->node) {
++ __update_reloc_root(reloc_root);
+ btrfs_set_root_node(root_item, reloc_root->node);
+ free_extent_buffer(reloc_root->commit_root);
+ reloc_root->commit_root = btrfs_root_node(reloc_root);
+@@ -2440,7 +2442,21 @@ out:
+ free_reloc_roots(&reloc_roots);
+ }
+
+- BUG_ON(!RB_EMPTY_ROOT(&rc->reloc_root_tree.rb_root));
++ /*
++ * We used to have
++ *
++ * BUG_ON(!RB_EMPTY_ROOT(&rc->reloc_root_tree.rb_root));
++ *
++ * here, but it's wrong. If we fail to start the transaction in
++ * prepare_to_merge() we will have only 0 ref reloc roots, none of which
++ * have actually been removed from the reloc_root_tree rb tree. This is
++ * fine because we're bailing here, and we hold a reference on the root
++ * for the list that holds it, so these roots will be cleaned up when we
++ * do the reloc_dirty_list afterwards. Meanwhile the root->reloc_root
++ * will be cleaned up on unmount.
++ *
++ * The remaining nodes will be cleaned up by free_reloc_control.
++ */
+ }
+
+ static void free_block_list(struct rb_root *blocks)
+@@ -4564,11 +4580,6 @@ int btrfs_reloc_cow_block(struct btrfs_trans_handle *trans,
+ BUG_ON(rc->stage == UPDATE_DATA_PTRS &&
+ root->root_key.objectid == BTRFS_DATA_RELOC_TREE_OBJECTID);
+
+- if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) {
+- if (buf == root->node)
+- __update_reloc_root(root, cow->start);
+- }
+-
+ level = btrfs_header_level(buf);
+ if (btrfs_header_generation(buf) <=
+ btrfs_root_last_snapshot(&root->root_item))
+diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
+index 40d1ab957fb6..f35884a431c1 100644
+--- a/fs/btrfs/send.c
++++ b/fs/btrfs/send.c
+@@ -5022,15 +5022,12 @@ static int is_extent_unchanged(struct send_ctx *sctx,
+ goto out;
+ }
+
+- right_disknr = btrfs_file_extent_disk_bytenr(eb, ei);
+ if (right_type == BTRFS_FILE_EXTENT_INLINE) {
+ right_len = btrfs_file_extent_inline_len(eb, slot, ei);
+ right_len = PAGE_ALIGN(right_len);
+ } else {
+ right_len = btrfs_file_extent_num_bytes(eb, ei);
+ }
+- right_offset = btrfs_file_extent_offset(eb, ei);
+- right_gen = btrfs_file_extent_generation(eb, ei);
+
+ /*
+ * Are we at extent 8? If yes, we know the extent is changed.
+@@ -5055,6 +5052,10 @@ static int is_extent_unchanged(struct send_ctx *sctx,
+ goto out;
+ }
+
++ right_disknr = btrfs_file_extent_disk_bytenr(eb, ei);
++ right_offset = btrfs_file_extent_offset(eb, ei);
++ right_gen = btrfs_file_extent_generation(eb, ei);
++
+ left_offset_fixed = left_offset;
+ if (key.offset < ekey->offset) {
+ /* Fix the right offset for 2a and 7. */
+diff --git a/fs/exec.c b/fs/exec.c
+index bb70472d7cee..d882ab7ac6e8 100644
+--- a/fs/exec.c
++++ b/fs/exec.c
+@@ -1207,7 +1207,7 @@ void setup_new_exec(struct linux_binprm * bprm)
+
+ /* An exec changes our domain. We are no longer part of the thread
+ group */
+- current->self_exec_id++;
++ WRITE_ONCE(current->self_exec_id, current->self_exec_id + 1);
+ flush_signal_handlers(current, 0);
+ }
+ EXPORT_SYMBOL(setup_new_exec);
+diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
+index 22d817dc821e..6f6f4f89a2f0 100644
+--- a/fs/ext2/xattr.c
++++ b/fs/ext2/xattr.c
+@@ -55,6 +55,7 @@
+
+ #include <linux/buffer_head.h>
+ #include <linux/init.h>
++#include <linux/printk.h>
+ #include <linux/slab.h>
+ #include <linux/mbcache.h>
+ #include <linux/quotaops.h>
+@@ -85,8 +86,8 @@
+ printk("\n"); \
+ } while (0)
+ #else
+-# define ea_idebug(f...)
+-# define ea_bdebug(f...)
++# define ea_idebug(inode, f...) no_printk(f)
++# define ea_bdebug(bh, f...) no_printk(f)
+ #endif
+
+ static int ext2_xattr_set2(struct inode *, struct buffer_head *,
+diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
+index 8d98c9ac9205..7414bfd5a58e 100644
+--- a/fs/ext4/extents.c
++++ b/fs/ext4/extents.c
+@@ -3439,8 +3439,8 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
+ (unsigned long long)map->m_lblk, map_len);
+
+ sbi = EXT4_SB(inode->i_sb);
+- eof_block = (inode->i_size + inode->i_sb->s_blocksize - 1) >>
+- inode->i_sb->s_blocksize_bits;
++ eof_block = (EXT4_I(inode)->i_disksize + inode->i_sb->s_blocksize - 1)
++ >> inode->i_sb->s_blocksize_bits;
+ if (eof_block < map->m_lblk + map_len)
+ eof_block = map->m_lblk + map_len;
+
+@@ -3701,8 +3701,8 @@ static int ext4_split_convert_extents(handle_t *handle,
+ __func__, inode->i_ino,
+ (unsigned long long)map->m_lblk, map->m_len);
+
+- eof_block = (inode->i_size + inode->i_sb->s_blocksize - 1) >>
+- inode->i_sb->s_blocksize_bits;
++ eof_block = (EXT4_I(inode)->i_disksize + inode->i_sb->s_blocksize - 1)
++ >> inode->i_sb->s_blocksize_bits;
+ if (eof_block < map->m_lblk + map->m_len)
+ eof_block = map->m_lblk + map->m_len;
+ /*
+diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
+index d1daac8d81f3..a2bb9c60445c 100644
+--- a/fs/ext4/inode.c
++++ b/fs/ext4/inode.c
+@@ -4485,7 +4485,7 @@ static int ext4_inode_blocks_set(handle_t *handle,
+ struct ext4_inode_info *ei)
+ {
+ struct inode *inode = &(ei->vfs_inode);
+- u64 i_blocks = inode->i_blocks;
++ u64 i_blocks = READ_ONCE(inode->i_blocks);
+ struct super_block *sb = inode->i_sb;
+
+ if (i_blocks <= ~0U) {
+diff --git a/fs/ext4/super.c b/fs/ext4/super.c
+index f2e0220b00c3..67faf147bade 100644
+--- a/fs/ext4/super.c
++++ b/fs/ext4/super.c
+@@ -313,7 +313,8 @@ static void save_error_info(struct super_block *sb, const char *func,
+ unsigned int line)
+ {
+ __save_error_info(sb, func, line);
+- ext4_commit_super(sb, 1);
++ if (!bdev_read_only(sb->s_bdev))
++ ext4_commit_super(sb, 1);
+ }
+
+ /*
+@@ -3660,7 +3661,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
+ if (sbi->s_inodes_per_group < sbi->s_inodes_per_block ||
+ sbi->s_inodes_per_group > blocksize * 8) {
+ ext4_msg(sb, KERN_ERR, "invalid inodes per group: %lu\n",
+- sbi->s_blocks_per_group);
++ sbi->s_inodes_per_group);
+ goto failed_mount;
+ }
+ sbi->s_itb_per_group = sbi->s_inodes_per_group /
+@@ -3791,9 +3792,9 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
+ EXT4_BLOCKS_PER_GROUP(sb) - 1);
+ do_div(blocks_count, EXT4_BLOCKS_PER_GROUP(sb));
+ if (blocks_count > ((uint64_t)1<<32) - EXT4_DESC_PER_BLOCK(sb)) {
+- ext4_msg(sb, KERN_WARNING, "groups count too large: %u "
++ ext4_msg(sb, KERN_WARNING, "groups count too large: %llu "
+ "(block count %llu, first data block %u, "
+- "blocks per group %lu)", sbi->s_groups_count,
++ "blocks per group %lu)", blocks_count,
+ ext4_blocks_count(es),
+ le32_to_cpu(es->s_first_data_block),
+ EXT4_BLOCKS_PER_GROUP(sb));
+diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
+index 1eb737c466dd..f80ffccb0316 100644
+--- a/fs/gfs2/glock.c
++++ b/fs/gfs2/glock.c
+@@ -541,6 +541,9 @@ __acquires(&gl->gl_lockref.lock)
+ goto out_unlock;
+ if (nonblock)
+ goto out_sched;
++ smp_mb();
++ if (atomic_read(&gl->gl_revokes) != 0)
++ goto out_sched;
+ set_bit(GLF_DEMOTE_IN_PROGRESS, &gl->gl_flags);
+ GLOCK_BUG_ON(gl, gl->gl_demote_state == LM_ST_EXCLUSIVE);
+ gl->gl_target = gl->gl_demote_state;
+diff --git a/fs/hfsplus/attributes.c b/fs/hfsplus/attributes.c
+index d7455ea70287..0c4548d8cd0b 100644
+--- a/fs/hfsplus/attributes.c
++++ b/fs/hfsplus/attributes.c
+@@ -291,6 +291,10 @@ static int __hfsplus_delete_attr(struct inode *inode, u32 cnid,
+ return -ENOENT;
+ }
+
++ /* Avoid btree corruption */
++ hfs_bnode_read(fd->bnode, fd->search_key,
++ fd->keyoffset, fd->keylength);
++
+ err = hfs_brec_remove(fd);
+ if (err)
+ return err;
+diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
+index a7d12dd6d56e..57490f08ad7c 100644
+--- a/fs/jbd2/commit.c
++++ b/fs/jbd2/commit.c
+@@ -1008,9 +1008,10 @@ restart_loop:
+ * journalled data) we need to unmap buffer and clear
+ * more bits. We also need to be careful about the check
+ * because the data page mapping can get cleared under
+- * out hands, which alse need not to clear more bits
+- * because the page and buffers will be freed and can
+- * never be reused once we are done with them.
++ * our hands. Note that if mapping == NULL, we don't
++ * need to make buffer unmapped because the page is
++ * already detached from the mapping and buffers cannot
++ * get reused.
+ */
+ mapping = READ_ONCE(bh->b_page->mapping);
+ if (mapping && !sb_is_blkdev_sb(mapping->host->i_sb)) {
+diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
+index 88cb8e0d6014..7789f0b9b999 100644
+--- a/fs/nfs/direct.c
++++ b/fs/nfs/direct.c
+@@ -605,6 +605,7 @@ ssize_t nfs_file_direct_read(struct kiocb *iocb, struct iov_iter *iter,
+ l_ctx = nfs_get_lock_context(dreq->ctx);
+ if (IS_ERR(l_ctx)) {
+ result = PTR_ERR(l_ctx);
++ nfs_direct_req_release(dreq);
+ goto out_release;
+ }
+ dreq->l_ctx = l_ctx;
+@@ -1015,6 +1016,7 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter)
+ l_ctx = nfs_get_lock_context(dreq->ctx);
+ if (IS_ERR(l_ctx)) {
+ result = PTR_ERR(l_ctx);
++ nfs_direct_req_release(dreq);
+ goto out_release;
+ }
+ dreq->l_ctx = l_ctx;
+diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
+index af1bb7353792..f5de58c5773f 100644
+--- a/fs/nfs/pagelist.c
++++ b/fs/nfs/pagelist.c
+@@ -886,15 +886,6 @@ static int nfs_pageio_setup_mirroring(struct nfs_pageio_descriptor *pgio,
+ return 0;
+ }
+
+-/*
+- * nfs_pageio_stop_mirroring - stop using mirroring (set mirror count to 1)
+- */
+-void nfs_pageio_stop_mirroring(struct nfs_pageio_descriptor *pgio)
+-{
+- pgio->pg_mirror_count = 1;
+- pgio->pg_mirror_idx = 0;
+-}
+-
+ static void nfs_pageio_cleanup_mirroring(struct nfs_pageio_descriptor *pgio)
+ {
+ pgio->pg_mirror_count = 1;
+@@ -1287,6 +1278,14 @@ void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *desc, pgoff_t index)
+ }
+ }
+
++/*
++ * nfs_pageio_stop_mirroring - stop using mirroring (set mirror count to 1)
++ */
++void nfs_pageio_stop_mirroring(struct nfs_pageio_descriptor *pgio)
++{
++ nfs_pageio_complete(pgio);
++}
++
+ int __init nfs_init_nfspagecache(void)
+ {
+ nfs_page_cachep = kmem_cache_create("nfs_page",
+diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
+index 93e6f029a322..7e34be37c96d 100644
+--- a/fs/ocfs2/alloc.c
++++ b/fs/ocfs2/alloc.c
+@@ -7206,6 +7206,10 @@ int ocfs2_truncate_inline(struct inode *inode, struct buffer_head *di_bh,
+ struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+ struct ocfs2_inline_data *idata = &di->id2.i_data;
+
++ /* No need to punch hole beyond i_size. */
++ if (start >= i_size_read(inode))
++ return 0;
++
+ if (end > i_size_read(inode))
+ end = i_size_read(inode);
+
+diff --git a/include/linux/compiler.h b/include/linux/compiler.h
+index 5508011cc0c7..5f8749440c6a 100644
+--- a/include/linux/compiler.h
++++ b/include/linux/compiler.h
+@@ -502,7 +502,7 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s
+ * compiler has support to do so.
+ */
+ #define compiletime_assert(condition, msg) \
+- _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
++ _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
+
+ #define compiletime_assert_atomic_type(t) \
+ compiletime_assert(__native_word(t), \
+diff --git a/include/linux/devfreq_cooling.h b/include/linux/devfreq_cooling.h
+index 7adf6cc4b305..633346b84cae 100644
+--- a/include/linux/devfreq_cooling.h
++++ b/include/linux/devfreq_cooling.h
+@@ -53,7 +53,7 @@ void devfreq_cooling_unregister(struct thermal_cooling_device *dfc);
+
+ #else /* !CONFIG_DEVFREQ_THERMAL */
+
+-struct thermal_cooling_device *
++static inline struct thermal_cooling_device *
+ of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df,
+ struct devfreq_cooling_power *dfc_power)
+ {
+diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h
+index 84a109449610..b6332cb761a4 100644
+--- a/include/linux/percpu_counter.h
++++ b/include/linux/percpu_counter.h
+@@ -76,9 +76,9 @@ static inline s64 percpu_counter_read(struct percpu_counter *fbc)
+ */
+ static inline s64 percpu_counter_read_positive(struct percpu_counter *fbc)
+ {
+- s64 ret = fbc->count;
++ /* Prevent reloads of fbc->count */
++ s64 ret = READ_ONCE(fbc->count);
+
+- barrier(); /* Prevent reloads of fbc->count */
+ if (ret >= 0)
+ return ret;
+ return 0;
+diff --git a/include/linux/sched.h b/include/linux/sched.h
+index 761247c966a5..df5f53ea2f86 100644
+--- a/include/linux/sched.h
++++ b/include/linux/sched.h
+@@ -1612,8 +1612,8 @@ struct task_struct {
+ struct seccomp seccomp;
+
+ /* Thread group tracking */
+- u32 parent_exec_id;
+- u32 self_exec_id;
++ u64 parent_exec_id;
++ u64 self_exec_id;
+ /* Protection of (de-)allocation: mm, files, fs, tty, keyrings, mems_allowed,
+ * mempolicy */
+ spinlock_t alloc_lock;
+diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
+index b8a8d4239e85..df6474c37ca0 100644
+--- a/include/net/ip6_route.h
++++ b/include/net/ip6_route.h
+@@ -171,6 +171,7 @@ static inline bool ipv6_anycast_destination(const struct dst_entry *dst,
+
+ return rt->rt6i_flags & RTF_ANYCAST ||
+ (rt->rt6i_dst.plen != 128 &&
++ !(rt->rt6i_flags & (RTF_GATEWAY | RTF_NONEXTHOP)) &&
+ ipv6_addr_equal(&rt->rt6i_dst.addr, daddr));
+ }
+
+diff --git a/kernel/futex.c b/kernel/futex.c
+index a322303b4d75..e50b67674ba2 100644
+--- a/kernel/futex.c
++++ b/kernel/futex.c
+@@ -1479,8 +1479,16 @@ static int futex_atomic_op_inuser(unsigned int encoded_op, u32 __user *uaddr)
+ int oldval, ret;
+
+ if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) {
+- if (oparg < 0 || oparg > 31)
+- return -EINVAL;
++ if (oparg < 0 || oparg > 31) {
++ char comm[sizeof(current->comm)];
++ /*
++ * kill this print and return -EINVAL when userspace
++ * is sane again
++ */
++ pr_info_ratelimited("futex_wake_op: %s tries to shift op by %d; fix this program\n",
++ get_task_comm(comm, current), oparg);
++ oparg &= 31;
++ }
+ oparg = 1 << oparg;
+ }
+
+diff --git a/kernel/kmod.c b/kernel/kmod.c
+index 0277d1216f80..e4e5e98002fe 100644
+--- a/kernel/kmod.c
++++ b/kernel/kmod.c
+@@ -119,7 +119,7 @@ out:
+ * invoke it.
+ *
+ * If module auto-loading support is disabled then this function
+- * becomes a no-operation.
++ * simply returns -ENOENT.
+ */
+ int __request_module(bool wait, const char *fmt, ...)
+ {
+@@ -140,7 +140,7 @@ int __request_module(bool wait, const char *fmt, ...)
+ WARN_ON_ONCE(wait && current_is_async());
+
+ if (!modprobe_path[0])
+- return 0;
++ return -ENOENT;
+
+ va_start(args, fmt);
+ ret = vsnprintf(module_name, MODULE_NAME_LEN, fmt, args);
+diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
+index a419696709a1..0a00720d3ccc 100644
+--- a/kernel/locking/lockdep.c
++++ b/kernel/locking/lockdep.c
+@@ -1265,9 +1265,11 @@ unsigned long lockdep_count_forward_deps(struct lock_class *class)
+ this.class = class;
+
+ raw_local_irq_save(flags);
++ current->lockdep_recursion = 1;
+ arch_spin_lock(&lockdep_lock);
+ ret = __lockdep_count_forward_deps(&this);
+ arch_spin_unlock(&lockdep_lock);
++ current->lockdep_recursion = 0;
+ raw_local_irq_restore(flags);
+
+ return ret;
+@@ -1292,9 +1294,11 @@ unsigned long lockdep_count_backward_deps(struct lock_class *class)
+ this.class = class;
+
+ raw_local_irq_save(flags);
++ current->lockdep_recursion = 1;
+ arch_spin_lock(&lockdep_lock);
+ ret = __lockdep_count_backward_deps(&this);
+ arch_spin_unlock(&lockdep_lock);
++ current->lockdep_recursion = 0;
+ raw_local_irq_restore(flags);
+
+ return ret;
+diff --git a/kernel/locking/locktorture.c b/kernel/locking/locktorture.c
+index d580b7d6ee6d..ad5aea269f76 100644
+--- a/kernel/locking/locktorture.c
++++ b/kernel/locking/locktorture.c
+@@ -655,10 +655,10 @@ static void __torture_print_stats(char *page,
+ if (statp[i].n_lock_fail)
+ fail = true;
+ sum += statp[i].n_lock_acquired;
+- if (max < statp[i].n_lock_fail)
+- max = statp[i].n_lock_fail;
+- if (min > statp[i].n_lock_fail)
+- min = statp[i].n_lock_fail;
++ if (max < statp[i].n_lock_acquired)
++ max = statp[i].n_lock_acquired;
++ if (min > statp[i].n_lock_acquired)
++ min = statp[i].n_lock_acquired;
+ }
+ page += sprintf(page,
+ "%s: Total: %lld Max/Min: %ld/%ld %s Fail: %d %s\n",
+diff --git a/kernel/signal.c b/kernel/signal.c
+index 90a94e54db09..6aa9ca45ebb1 100644
+--- a/kernel/signal.c
++++ b/kernel/signal.c
+@@ -1660,7 +1660,7 @@ bool do_notify_parent(struct task_struct *tsk, int sig)
+ * This is only possible if parent == real_parent.
+ * Check if it has changed security domain.
+ */
+- if (tsk->parent_exec_id != tsk->parent->self_exec_id)
++ if (tsk->parent_exec_id != READ_ONCE(tsk->parent->self_exec_id))
+ sig = SIGCHLD;
+ }
+
+diff --git a/kernel/trace/trace_events_trigger.c b/kernel/trace/trace_events_trigger.c
+index 6524920c6ebc..78346aba6980 100644
+--- a/kernel/trace/trace_events_trigger.c
++++ b/kernel/trace/trace_events_trigger.c
+@@ -910,14 +910,10 @@ register_snapshot_trigger(char *glob, struct event_trigger_ops *ops,
+ struct event_trigger_data *data,
+ struct trace_event_file *file)
+ {
+- int ret = register_trigger(glob, ops, data, file);
+-
+- if (ret > 0 && tracing_alloc_snapshot() != 0) {
+- unregister_trigger(glob, ops, data, file);
+- ret = 0;
+- }
++ if (tracing_alloc_snapshot() != 0)
++ return 0;
+
+- return ret;
++ return register_trigger(glob, ops, data, file);
+ }
+
+ static int
+diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
+index dbbe6f051a92..03ccacff3c3d 100644
+--- a/net/ipv4/devinet.c
++++ b/net/ipv4/devinet.c
+@@ -560,12 +560,15 @@ struct in_ifaddr *inet_ifa_byprefix(struct in_device *in_dev, __be32 prefix,
+ return NULL;
+ }
+
+-static int ip_mc_config(struct sock *sk, bool join, const struct in_ifaddr *ifa)
++static int ip_mc_autojoin_config(struct net *net, bool join,
++ const struct in_ifaddr *ifa)
+ {
++#if defined(CONFIG_IP_MULTICAST)
+ struct ip_mreqn mreq = {
+ .imr_multiaddr.s_addr = ifa->ifa_address,
+ .imr_ifindex = ifa->ifa_dev->dev->ifindex,
+ };
++ struct sock *sk = net->ipv4.mc_autojoin_sk;
+ int ret;
+
+ ASSERT_RTNL();
+@@ -578,6 +581,9 @@ static int ip_mc_config(struct sock *sk, bool join, const struct in_ifaddr *ifa)
+ release_sock(sk);
+
+ return ret;
++#else
++ return -EOPNOTSUPP;
++#endif
+ }
+
+ static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh)
+@@ -617,7 +623,7 @@ static int inet_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh)
+ continue;
+
+ if (ipv4_is_multicast(ifa->ifa_address))
+- ip_mc_config(net->ipv4.mc_autojoin_sk, false, ifa);
++ ip_mc_autojoin_config(net, false, ifa);
+ __inet_del_ifa(in_dev, ifap, 1, nlh, NETLINK_CB(skb).portid);
+ return 0;
+ }
+@@ -873,8 +879,7 @@ static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh)
+ */
+ set_ifa_lifetime(ifa, valid_lft, prefered_lft);
+ if (ifa->ifa_flags & IFA_F_MCAUTOJOIN) {
+- int ret = ip_mc_config(net->ipv4.mc_autojoin_sk,
+- true, ifa);
++ int ret = ip_mc_autojoin_config(net, true, ifa);
+
+ if (ret < 0) {
+ inet_free_ifa(ifa);
+diff --git a/security/keys/key.c b/security/keys/key.c
+index 03160f1f1aa2..b5c8324ecf62 100644
+--- a/security/keys/key.c
++++ b/security/keys/key.c
+@@ -376,7 +376,7 @@ int key_payload_reserve(struct key *key, size_t datalen)
+ spin_lock(&key->user->lock);
+
+ if (delta > 0 &&
+- (key->user->qnbytes + delta >= maxbytes ||
++ (key->user->qnbytes + delta > maxbytes ||
+ key->user->qnbytes + delta < key->user->qnbytes)) {
+ ret = -EDQUOT;
+ }
+diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
+index 2e741e1a8712..292b583e591b 100644
+--- a/security/keys/keyctl.c
++++ b/security/keys/keyctl.c
+@@ -853,8 +853,8 @@ long keyctl_chown_key(key_serial_t id, uid_t user, gid_t group)
+ key_quota_root_maxbytes : key_quota_maxbytes;
+
+ spin_lock(&newowner->lock);
+- if (newowner->qnkeys + 1 >= maxkeys ||
+- newowner->qnbytes + key->quotalen >= maxbytes ||
++ if (newowner->qnkeys + 1 > maxkeys ||
++ newowner->qnbytes + key->quotalen > maxbytes ||
+ newowner->qnbytes + key->quotalen <
+ newowner->qnbytes)
+ goto quota_overrun;
+diff --git a/sound/core/oss/pcm_plugin.c b/sound/core/oss/pcm_plugin.c
+index 0e3dd6014ce5..7c5d124d538c 100644
+--- a/sound/core/oss/pcm_plugin.c
++++ b/sound/core/oss/pcm_plugin.c
+@@ -196,7 +196,9 @@ int snd_pcm_plugin_free(struct snd_pcm_plugin *plugin)
+ return 0;
+ }
+
+-snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *plug, snd_pcm_uframes_t drv_frames)
++static snd_pcm_sframes_t plug_client_size(struct snd_pcm_substream *plug,
++ snd_pcm_uframes_t drv_frames,
++ bool check_size)
+ {
+ struct snd_pcm_plugin *plugin, *plugin_prev, *plugin_next;
+ int stream;
+@@ -209,7 +211,7 @@ snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *plug, snd_p
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ plugin = snd_pcm_plug_last(plug);
+ while (plugin && drv_frames > 0) {
+- if (drv_frames > plugin->buf_frames)
++ if (check_size && drv_frames > plugin->buf_frames)
+ drv_frames = plugin->buf_frames;
+ plugin_prev = plugin->prev;
+ if (plugin->src_frames)
+@@ -222,7 +224,7 @@ snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *plug, snd_p
+ plugin_next = plugin->next;
+ if (plugin->dst_frames)
+ drv_frames = plugin->dst_frames(plugin, drv_frames);
+- if (drv_frames > plugin->buf_frames)
++ if (check_size && drv_frames > plugin->buf_frames)
+ drv_frames = plugin->buf_frames;
+ plugin = plugin_next;
+ }
+@@ -231,7 +233,9 @@ snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *plug, snd_p
+ return drv_frames;
+ }
+
+-snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *plug, snd_pcm_uframes_t clt_frames)
++static snd_pcm_sframes_t plug_slave_size(struct snd_pcm_substream *plug,
++ snd_pcm_uframes_t clt_frames,
++ bool check_size)
+ {
+ struct snd_pcm_plugin *plugin, *plugin_prev, *plugin_next;
+ snd_pcm_sframes_t frames;
+@@ -252,14 +256,14 @@ snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *plug, snd_pc
+ if (frames < 0)
+ return frames;
+ }
+- if (frames > plugin->buf_frames)
++ if (check_size && frames > plugin->buf_frames)
+ frames = plugin->buf_frames;
+ plugin = plugin_next;
+ }
+ } else if (stream == SNDRV_PCM_STREAM_CAPTURE) {
+ plugin = snd_pcm_plug_last(plug);
+ while (plugin) {
+- if (frames > plugin->buf_frames)
++ if (check_size && frames > plugin->buf_frames)
+ frames = plugin->buf_frames;
+ plugin_prev = plugin->prev;
+ if (plugin->src_frames) {
+@@ -274,6 +278,18 @@ snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *plug, snd_pc
+ return frames;
+ }
+
++snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *plug,
++ snd_pcm_uframes_t drv_frames)
++{
++ return plug_client_size(plug, drv_frames, false);
++}
++
++snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *plug,
++ snd_pcm_uframes_t clt_frames)
++{
++ return plug_slave_size(plug, clt_frames, false);
++}
++
+ static int snd_pcm_plug_formats(struct snd_mask *mask, snd_pcm_format_t format)
+ {
+ struct snd_mask formats = *mask;
+@@ -628,7 +644,7 @@ snd_pcm_sframes_t snd_pcm_plug_write_transfer(struct snd_pcm_substream *plug, st
+ src_channels = dst_channels;
+ plugin = next;
+ }
+- return snd_pcm_plug_client_size(plug, frames);
++ return plug_client_size(plug, frames, true);
+ }
+
+ snd_pcm_sframes_t snd_pcm_plug_read_transfer(struct snd_pcm_substream *plug, struct snd_pcm_plugin_channel *dst_channels_final, snd_pcm_uframes_t size)
+@@ -638,7 +654,7 @@ snd_pcm_sframes_t snd_pcm_plug_read_transfer(struct snd_pcm_substream *plug, str
+ snd_pcm_sframes_t frames = size;
+ int err;
+
+- frames = snd_pcm_plug_slave_size(plug, frames);
++ frames = plug_slave_size(plug, frames, true);
+ if (frames < 0)
+ return frames;
+
+diff --git a/sound/pci/hda/hda_beep.c b/sound/pci/hda/hda_beep.c
+index c397e7da0eac..7ccfb09535e1 100644
+--- a/sound/pci/hda/hda_beep.c
++++ b/sound/pci/hda/hda_beep.c
+@@ -310,8 +310,12 @@ int snd_hda_mixer_amp_switch_get_beep(struct snd_kcontrol *kcontrol,
+ {
+ struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct hda_beep *beep = codec->beep;
++ int chs = get_amp_channels(kcontrol);
++
+ if (beep && (!beep->enabled || !ctl_has_mute(kcontrol))) {
+- ucontrol->value.integer.value[0] =
++ if (chs & 1)
++ ucontrol->value.integer.value[0] = beep->enabled;
++ if (chs & 2)
+ ucontrol->value.integer.value[1] = beep->enabled;
+ return 0;
+ }
+diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
+index 16664b07b553..825d9b27dbe1 100644
+--- a/sound/pci/hda/hda_codec.c
++++ b/sound/pci/hda/hda_codec.c
+@@ -876,6 +876,7 @@ int snd_hda_codec_new(struct hda_bus *bus, struct snd_card *card,
+
+ /* power-up all before initialization */
+ hda_set_power_state(codec, AC_PWRST_D0);
++ codec->core.dev.power.power_state = PMSG_ON;
+
+ snd_hda_codec_proc_new(codec);
+
+diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
+index 3e3277100f08..faf255439702 100644
+--- a/sound/pci/hda/hda_intel.c
++++ b/sound/pci/hda/hda_intel.c
+@@ -1839,24 +1839,15 @@ static void azx_firmware_cb(const struct firmware *fw, void *context)
+ {
+ struct snd_card *card = context;
+ struct azx *chip = card->private_data;
+- struct pci_dev *pci = chip->pci;
+-
+- if (!fw) {
+- dev_err(card->dev, "Cannot load firmware, aborting\n");
+- goto error;
+- }
+
+- chip->fw = fw;
++ if (fw)
++ chip->fw = fw;
++ else
++ dev_err(card->dev, "Cannot load firmware, continue without patching\n");
+ if (!chip->disabled) {
+ /* continue probing */
+- if (azx_probe_continue(chip))
+- goto error;
++ azx_probe_continue(chip);
+ }
+- return; /* OK */
+-
+- error:
+- snd_card_free(card);
+- pci_set_drvdata(pci, NULL);
+ }
+ #endif
+
+@@ -1982,6 +1973,17 @@ static const struct hdac_io_ops pci_hda_io_ops = {
+ .dma_free_pages = dma_free_pages,
+ };
+
++/* Blacklist for skipping the whole probe:
++ * some HD-audio PCI entries are exposed without any codecs, and such devices
++ * should be ignored from the beginning.
++ */
++static const struct snd_pci_quirk driver_blacklist[] = {
++ SND_PCI_QUIRK(0x1043, 0x874f, "ASUS ROG Zenith II / Strix", 0),
++ SND_PCI_QUIRK(0x1462, 0xcb59, "MSI TRX40 Creator", 0),
++ SND_PCI_QUIRK(0x1462, 0xcb60, "MSI TRX40", 0),
++ {}
++};
++
+ static const struct hda_controller_ops pci_hda_ops = {
+ .disable_msi_reset_irq = disable_msi_reset_irq,
+ .substream_alloc_pages = substream_alloc_pages,
+@@ -2001,6 +2003,11 @@ static int azx_probe(struct pci_dev *pci,
+ bool schedule_probe;
+ int err;
+
++ if (snd_pci_quirk_lookup(pci, driver_blacklist)) {
++ dev_info(&pci->dev, "Skipping the blacklisted device\n");
++ return -ENODEV;
++ }
++
+ if (dev >= SNDRV_CARDS)
+ return -ENODEV;
+ if (!enable[dev]) {
+diff --git a/sound/pci/ice1712/prodigy_hifi.c b/sound/pci/ice1712/prodigy_hifi.c
+index 2697402b5195..41f6450a2539 100644
+--- a/sound/pci/ice1712/prodigy_hifi.c
++++ b/sound/pci/ice1712/prodigy_hifi.c
+@@ -569,7 +569,7 @@ static int wm_adc_mux_enum_get(struct snd_kcontrol *kcontrol,
+ struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
+
+ mutex_lock(&ice->gpio_mutex);
+- ucontrol->value.integer.value[0] = wm_get(ice, WM_ADC_MUX) & 0x1f;
++ ucontrol->value.enumerated.item[0] = wm_get(ice, WM_ADC_MUX) & 0x1f;
+ mutex_unlock(&ice->gpio_mutex);
+ return 0;
+ }
+@@ -583,7 +583,7 @@ static int wm_adc_mux_enum_put(struct snd_kcontrol *kcontrol,
+
+ mutex_lock(&ice->gpio_mutex);
+ oval = wm_get(ice, WM_ADC_MUX);
+- nval = (oval & 0xe0) | ucontrol->value.integer.value[0];
++ nval = (oval & 0xe0) | ucontrol->value.enumerated.item[0];
+ if (nval != oval) {
+ wm_put(ice, WM_ADC_MUX, nval);
+ change = 1;
+diff --git a/sound/soc/intel/atom/sst-atom-controls.c b/sound/soc/intel/atom/sst-atom-controls.c
+index d55388e082e1..b070d4754745 100644
+--- a/sound/soc/intel/atom/sst-atom-controls.c
++++ b/sound/soc/intel/atom/sst-atom-controls.c
+@@ -1318,7 +1318,7 @@ int sst_send_pipe_gains(struct snd_soc_dai *dai, int stream, int mute)
+ dai->capture_widget->name);
+ w = dai->capture_widget;
+ snd_soc_dapm_widget_for_each_source_path(w, p) {
+- if (p->connected && !p->connected(w, p->sink))
++ if (p->connected && !p->connected(w, p->source))
+ continue;
+
+ if (p->connect && p->source->power &&
+diff --git a/sound/soc/intel/atom/sst/sst_pci.c b/sound/soc/intel/atom/sst/sst_pci.c
+index 3a0b3bf0af97..e9c6894cc27f 100644
+--- a/sound/soc/intel/atom/sst/sst_pci.c
++++ b/sound/soc/intel/atom/sst/sst_pci.c
+@@ -107,7 +107,7 @@ static int sst_platform_get_resources(struct intel_sst_drv *ctx)
+ dev_dbg(ctx->dev, "DRAM Ptr %p\n", ctx->dram);
+ do_release_regions:
+ pci_release_regions(pci);
+- return 0;
++ return ret;
+ }
+
+ /*
+diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
+index b245379b4dfc..2798f4bb7fe4 100644
+--- a/sound/soc/soc-dapm.c
++++ b/sound/soc/soc-dapm.c
+@@ -751,7 +751,13 @@ static void dapm_set_mixer_path_status(struct snd_soc_dapm_path *p, int i)
+ val = max - val;
+ p->connect = !!val;
+ } else {
+- p->connect = 0;
++ /* since a virtual mixer has no backing registers to
++ * decide which path to connect, it will try to match
++ * with initial state. This is to ensure
++ * that the default mixer choice will be
++ * correctly powered up during initialization.
++ */
++ p->connect = invert;
+ }
+ }
+
+diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
+index 2f67ba6d7a8f..acacbce2a821 100644
+--- a/sound/soc/soc-ops.c
++++ b/sound/soc/soc-ops.c
+@@ -837,7 +837,7 @@ int snd_soc_get_xr_sx(struct snd_kcontrol *kcontrol,
+ unsigned int regbase = mc->regbase;
+ unsigned int regcount = mc->regcount;
+ unsigned int regwshift = component->val_bytes * BITS_PER_BYTE;
+- unsigned int regwmask = (1<<regwshift)-1;
++ unsigned int regwmask = (1UL<<regwshift)-1;
+ unsigned int invert = mc->invert;
+ unsigned long mask = (1UL<<mc->nbits)-1;
+ long min = mc->min;
+@@ -886,7 +886,7 @@ int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol,
+ unsigned int regbase = mc->regbase;
+ unsigned int regcount = mc->regcount;
+ unsigned int regwshift = component->val_bytes * BITS_PER_BYTE;
+- unsigned int regwmask = (1<<regwshift)-1;
++ unsigned int regwmask = (1UL<<regwshift)-1;
+ unsigned int invert = mc->invert;
+ unsigned long mask = (1UL<<mc->nbits)-1;
+ long max = mc->max;
+diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
+index 7cffa98ec313..d4bf3dc6b015 100644
+--- a/sound/soc/soc-pcm.c
++++ b/sound/soc/soc-pcm.c
+@@ -1951,7 +1951,8 @@ int dpcm_be_dai_trigger(struct snd_soc_pcm_runtime *fe, int stream,
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_PREPARE) &&
+- (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP))
++ (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) &&
++ (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED))
+ continue;
+
+ ret = dpcm_do_trigger(dpcm, be_substream, cmd);
+@@ -1981,7 +1982,8 @@ int dpcm_be_dai_trigger(struct snd_soc_pcm_runtime *fe, int stream,
+ be->dpcm[stream].state = SND_SOC_DPCM_STATE_START;
+ break;
+ case SNDRV_PCM_TRIGGER_STOP:
+- if (be->dpcm[stream].state != SND_SOC_DPCM_STATE_START)
++ if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_START) &&
++ (be->dpcm[stream].state != SND_SOC_DPCM_STATE_PAUSED))
+ continue;
+
+ if (!snd_soc_dpcm_can_be_free_stop(fe, be, stream))
+diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
+index 824f4d7fc41f..0675ab3fec6c 100644
+--- a/sound/soc/soc-topology.c
++++ b/sound/soc/soc-topology.c
+@@ -378,7 +378,7 @@ static int soc_tplg_add_kcontrol(struct soc_tplg *tplg,
+ struct snd_soc_component *comp = tplg->comp;
+
+ return soc_tplg_add_dcontrol(comp->card->snd_card,
+- comp->dev, k, NULL, comp, kcontrol);
++ comp->dev, k, comp->name_prefix, comp, kcontrol);
+ }
+
+ /* remove a mixer kcontrol */
+diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
+index 73149b9be29c..f191f4a3cf3b 100644
+--- a/sound/usb/mixer.c
++++ b/sound/usb/mixer.c
+@@ -2269,7 +2269,7 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
+ if (map->id == state.chip->usb_id) {
+ state.map = map->map;
+ state.selector_map = map->selector_map;
+- mixer->ignore_ctl_error = map->ignore_ctl_error;
++ mixer->ignore_ctl_error |= map->ignore_ctl_error;
+ break;
+ }
+ }
+diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c
+index f5cf23ffb35b..a9f36f53d9d3 100644
+--- a/sound/usb/mixer_maps.c
++++ b/sound/usb/mixer_maps.c
+@@ -361,6 +361,14 @@ static const struct usbmix_name_map dell_alc4020_map[] = {
+ { 0 }
+ };
+
++/* Some mobos shipped with a dummy HD-audio show the invalid GET_MIN/GET_MAX
++ * response for Input Gain Pad (id=19, control=12). Skip it.
++ */
++static const struct usbmix_name_map asus_rog_map[] = {
++ { 19, NULL, 12 }, /* FU, Input Gain Pad */
++ {}
++};
++
+ /*
+ * Control map entries
+ */
+@@ -480,6 +488,26 @@ static struct usbmix_ctl_map usbmix_ctl_maps[] = {
+ .id = USB_ID(0x05a7, 0x1020),
+ .map = bose_companion5_map,
+ },
++ { /* Gigabyte TRX40 Aorus Pro WiFi */
++ .id = USB_ID(0x0414, 0xa002),
++ .map = asus_rog_map,
++ },
++ { /* ASUS ROG Zenith II */
++ .id = USB_ID(0x0b05, 0x1916),
++ .map = asus_rog_map,
++ },
++ { /* ASUS ROG Strix */
++ .id = USB_ID(0x0b05, 0x1917),
++ .map = asus_rog_map,
++ },
++ { /* MSI TRX40 Creator */
++ .id = USB_ID(0x0db0, 0x0d64),
++ .map = asus_rog_map,
++ },
++ { /* MSI TRX40 */
++ .id = USB_ID(0x0db0, 0x543d),
++ .map = asus_rog_map,
++ },
+ { 0 } /* terminator */
+ };
+
+diff --git a/tools/testing/selftests/x86/ptrace_syscall.c b/tools/testing/selftests/x86/ptrace_syscall.c
+index 5105b49cd8aa..8b3c1236f04d 100644
+--- a/tools/testing/selftests/x86/ptrace_syscall.c
++++ b/tools/testing/selftests/x86/ptrace_syscall.c
+@@ -284,8 +284,12 @@ int main()
+
+ #if defined(__i386__) && (!defined(__GLIBC__) || __GLIBC__ > 2 || __GLIBC_MINOR__ >= 16)
+ vsyscall32 = (void *)getauxval(AT_SYSINFO);
+- printf("[RUN]\tCheck AT_SYSINFO return regs\n");
+- test_sys32_regs(do_full_vsyscall32);
++ if (vsyscall32) {
++ printf("[RUN]\tCheck AT_SYSINFO return regs\n");
++ test_sys32_regs(do_full_vsyscall32);
++ } else {
++ printf("[SKIP]\tAT_SYSINFO is not available\n");
++ }
+ #endif
+
+ test_ptrace_syscall_restart();
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