commit:     cdc51de5885e9b61174c3e287bbd385dc7f8b531
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Fri Apr  5 21:42:14 2019 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Fri Apr  5 21:42:14 2019 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=cdc51de5

Linux patch 4.9.168

Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org>

 0000_README              |    4 +
 1167_linux-4.9.168.patch | 2778 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 2782 insertions(+)

diff --git a/0000_README b/0000_README
index 112b631..31f02c0 100644
--- a/0000_README
+++ b/0000_README
@@ -711,6 +711,10 @@ Patch:  1166_linux-4.9.167.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.9.167
 
+Patch:  1167_linux-4.9.168.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.9.168
+
 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/1167_linux-4.9.168.patch b/1167_linux-4.9.168.patch
new file mode 100644
index 0000000..11eba91
--- /dev/null
+++ b/1167_linux-4.9.168.patch
@@ -0,0 +1,2778 @@
+diff --git a/Documentation/arm/kernel_mode_neon.txt 
b/Documentation/arm/kernel_mode_neon.txt
+index 525452726d31..b9e060c5b61e 100644
+--- a/Documentation/arm/kernel_mode_neon.txt
++++ b/Documentation/arm/kernel_mode_neon.txt
+@@ -6,7 +6,7 @@ TL;DR summary
+ * Use only NEON instructions, or VFP instructions that don't rely on support
+   code
+ * Isolate your NEON code in a separate compilation unit, and compile it with
+-  '-mfpu=neon -mfloat-abi=softfp'
++  '-march=armv7-a -mfpu=neon -mfloat-abi=softfp'
+ * Put kernel_neon_begin() and kernel_neon_end() calls around the calls into 
your
+   NEON code
+ * Don't sleep in your NEON code, and be aware that it will be executed with
+@@ -87,7 +87,7 @@ instructions appearing in unexpected places if no special 
care is taken.
+ Therefore, the recommended and only supported way of using NEON/VFP in the
+ kernel is by adhering to the following rules:
+ * isolate the NEON code in a separate compilation unit and compile it with
+-  '-mfpu=neon -mfloat-abi=softfp';
++  '-march=armv7-a -mfpu=neon -mfloat-abi=softfp';
+ * issue the calls to kernel_neon_begin(), kernel_neon_end() as well as the 
calls
+   into the unit containing the NEON code from a compilation unit which is 
*not*
+   built with the GCC flag '-mfpu=neon' set.
+diff --git a/Makefile b/Makefile
+index 2f030baeb162..f44094d2b147 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 9
+-SUBLEVEL = 167
++SUBLEVEL = 168
+ EXTRAVERSION =
+ NAME = Roaring Lionus
+ 
+diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi
+index b5841fab51c1..0d20aadc78bb 100644
+--- a/arch/arm/boot/dts/lpc32xx.dtsi
++++ b/arch/arm/boot/dts/lpc32xx.dtsi
+@@ -230,7 +230,7 @@
+                               status = "disabled";
+                       };
+ 
+-                      i2s1: i2s@2009C000 {
++                      i2s1: i2s@2009c000 {
+                               compatible = "nxp,lpc3220-i2s";
+                               reg = <0x2009C000 0x1000>;
+                       };
+@@ -273,7 +273,7 @@
+                               status = "disabled";
+                       };
+ 
+-                      i2c1: i2c@400A0000 {
++                      i2c1: i2c@400a0000 {
+                               compatible = "nxp,pnx-i2c";
+                               reg = <0x400A0000 0x100>;
+                               interrupt-parent = <&sic1>;
+@@ -284,7 +284,7 @@
+                               clocks = <&clk LPC32XX_CLK_I2C1>;
+                       };
+ 
+-                      i2c2: i2c@400A8000 {
++                      i2c2: i2c@400a8000 {
+                               compatible = "nxp,pnx-i2c";
+                               reg = <0x400A8000 0x100>;
+                               interrupt-parent = <&sic1>;
+@@ -295,7 +295,7 @@
+                               clocks = <&clk LPC32XX_CLK_I2C2>;
+                       };
+ 
+-                      mpwm: mpwm@400E8000 {
++                      mpwm: mpwm@400e8000 {
+                               compatible = "nxp,lpc3220-motor-pwm";
+                               reg = <0x400E8000 0x78>;
+                               status = "disabled";
+@@ -394,7 +394,7 @@
+                               #gpio-cells = <3>; /* bank, pin, flags */
+                       };
+ 
+-                      timer4: timer@4002C000 {
++                      timer4: timer@4002c000 {
+                               compatible = "nxp,lpc3220-timer";
+                               reg = <0x4002C000 0x1000>;
+                               interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
+@@ -412,7 +412,7 @@
+                               status = "disabled";
+                       };
+ 
+-                      watchdog: watchdog@4003C000 {
++                      watchdog: watchdog@4003c000 {
+                               compatible = "nxp,pnx4008-wdt";
+                               reg = <0x4003C000 0x1000>;
+                               clocks = <&clk LPC32XX_CLK_WDOG>;
+@@ -451,7 +451,7 @@
+                               status = "disabled";
+                       };
+ 
+-                      timer1: timer@4004C000 {
++                      timer1: timer@4004c000 {
+                               compatible = "nxp,lpc3220-timer";
+                               reg = <0x4004C000 0x1000>;
+                               interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
+@@ -475,14 +475,14 @@
+                               status = "disabled";
+                       };
+ 
+-                      pwm1: pwm@4005C000 {
++                      pwm1: pwm@4005c000 {
+                               compatible = "nxp,lpc3220-pwm";
+                               reg = <0x4005C000 0x4>;
+                               clocks = <&clk LPC32XX_CLK_PWM1>;
+                               status = "disabled";
+                       };
+ 
+-                      pwm2: pwm@4005C004 {
++                      pwm2: pwm@4005c004 {
+                               compatible = "nxp,lpc3220-pwm";
+                               reg = <0x4005C004 0x4>;
+                               clocks = <&clk LPC32XX_CLK_PWM2>;
+diff --git a/arch/arm/include/asm/barrier.h b/arch/arm/include/asm/barrier.h
+index 513e03d138ea..8331cb0d3461 100644
+--- a/arch/arm/include/asm/barrier.h
++++ b/arch/arm/include/asm/barrier.h
+@@ -10,6 +10,8 @@
+ #define sev() __asm__ __volatile__ ("sev" : : : "memory")
+ #define wfe() __asm__ __volatile__ ("wfe" : : : "memory")
+ #define wfi() __asm__ __volatile__ ("wfi" : : : "memory")
++#else
++#define wfe() do { } while (0)
+ #endif
+ 
+ #if __LINUX_ARM_ARCH__ >= 7
+diff --git a/arch/arm/include/asm/processor.h 
b/arch/arm/include/asm/processor.h
+index 8a1e8e995dae..08509183c7df 100644
+--- a/arch/arm/include/asm/processor.h
++++ b/arch/arm/include/asm/processor.h
+@@ -77,7 +77,11 @@ extern void release_thread(struct task_struct *);
+ unsigned long get_wchan(struct task_struct *p);
+ 
+ #if __LINUX_ARM_ARCH__ == 6 || defined(CONFIG_ARM_ERRATA_754327)
+-#define cpu_relax()                   smp_mb()
++#define cpu_relax()                                           \
++      do {                                                    \
++              smp_mb();                                       \
++              __asm__ __volatile__("nop; nop; nop; nop; nop; nop; nop; nop; 
nop; nop;");      \
++      } while (0)
+ #else
+ #define cpu_relax()                   barrier()
+ #endif
+diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
+index b18c1ea56bed..ef6b27fe1d2e 100644
+--- a/arch/arm/kernel/machine_kexec.c
++++ b/arch/arm/kernel/machine_kexec.c
+@@ -87,8 +87,11 @@ void machine_crash_nonpanic_core(void *unused)
+ 
+       set_cpu_online(smp_processor_id(), false);
+       atomic_dec(&waiting_for_crash_ipi);
+-      while (1)
++
++      while (1) {
+               cpu_relax();
++              wfe();
++      }
+ }
+ 
+ static void machine_kexec_mask_interrupts(void)
+diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
+index bc83ec7ed53f..7a5dc011c523 100644
+--- a/arch/arm/kernel/smp.c
++++ b/arch/arm/kernel/smp.c
+@@ -602,8 +602,10 @@ static void ipi_cpu_stop(unsigned int cpu)
+       local_fiq_disable();
+       local_irq_disable();
+ 
+-      while (1)
++      while (1) {
+               cpu_relax();
++              wfe();
++      }
+ }
+ 
+ static DEFINE_PER_CPU(struct completion *, cpu_completion);
+diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c
+index 0bee233fef9a..314cfb232a63 100644
+--- a/arch/arm/kernel/unwind.c
++++ b/arch/arm/kernel/unwind.c
+@@ -93,7 +93,7 @@ extern const struct unwind_idx __start_unwind_idx[];
+ static const struct unwind_idx *__origin_unwind_idx;
+ extern const struct unwind_idx __stop_unwind_idx[];
+ 
+-static DEFINE_SPINLOCK(unwind_lock);
++static DEFINE_RAW_SPINLOCK(unwind_lock);
+ static LIST_HEAD(unwind_tables);
+ 
+ /* Convert a prel31 symbol to an absolute address */
+@@ -201,7 +201,7 @@ static const struct unwind_idx *unwind_find_idx(unsigned 
long addr)
+               /* module unwind tables */
+               struct unwind_table *table;
+ 
+-              spin_lock_irqsave(&unwind_lock, flags);
++              raw_spin_lock_irqsave(&unwind_lock, flags);
+               list_for_each_entry(table, &unwind_tables, list) {
+                       if (addr >= table->begin_addr &&
+                           addr < table->end_addr) {
+@@ -213,7 +213,7 @@ static const struct unwind_idx *unwind_find_idx(unsigned 
long addr)
+                               break;
+                       }
+               }
+-              spin_unlock_irqrestore(&unwind_lock, flags);
++              raw_spin_unlock_irqrestore(&unwind_lock, flags);
+       }
+ 
+       pr_debug("%s: idx = %p\n", __func__, idx);
+@@ -529,9 +529,9 @@ struct unwind_table *unwind_table_add(unsigned long start, 
unsigned long size,
+       tab->begin_addr = text_addr;
+       tab->end_addr = text_addr + text_size;
+ 
+-      spin_lock_irqsave(&unwind_lock, flags);
++      raw_spin_lock_irqsave(&unwind_lock, flags);
+       list_add_tail(&tab->list, &unwind_tables);
+-      spin_unlock_irqrestore(&unwind_lock, flags);
++      raw_spin_unlock_irqrestore(&unwind_lock, flags);
+ 
+       return tab;
+ }
+@@ -543,9 +543,9 @@ void unwind_table_del(struct unwind_table *tab)
+       if (!tab)
+               return;
+ 
+-      spin_lock_irqsave(&unwind_lock, flags);
++      raw_spin_lock_irqsave(&unwind_lock, flags);
+       list_del(&tab->list);
+-      spin_unlock_irqrestore(&unwind_lock, flags);
++      raw_spin_unlock_irqrestore(&unwind_lock, flags);
+ 
+       kfree(tab);
+ }
+diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
+index 27f4d96258a2..b3ecffb76c3f 100644
+--- a/arch/arm/lib/Makefile
++++ b/arch/arm/lib/Makefile
+@@ -38,7 +38,7 @@ $(obj)/csumpartialcopy.o:    $(obj)/csumpartialcopygeneric.S
+ $(obj)/csumpartialcopyuser.o: $(obj)/csumpartialcopygeneric.S
+ 
+ ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
+-  NEON_FLAGS                  := -mfloat-abi=softfp -mfpu=neon
++  NEON_FLAGS                  := -march=armv7-a -mfloat-abi=softfp -mfpu=neon
+   CFLAGS_xor-neon.o           += $(NEON_FLAGS)
+   obj-$(CONFIG_XOR_BLOCKS)    += xor-neon.o
+ endif
+diff --git a/arch/arm/lib/xor-neon.c b/arch/arm/lib/xor-neon.c
+index 2c40aeab3eaa..c691b901092f 100644
+--- a/arch/arm/lib/xor-neon.c
++++ b/arch/arm/lib/xor-neon.c
+@@ -14,7 +14,7 @@
+ MODULE_LICENSE("GPL");
+ 
+ #ifndef __ARM_NEON__
+-#error You should compile this file with '-mfloat-abi=softfp -mfpu=neon'
++#error You should compile this file with '-march=armv7-a -mfloat-abi=softfp 
-mfpu=neon'
+ #endif
+ 
+ /*
+diff --git a/arch/arm/mach-omap2/prm_common.c 
b/arch/arm/mach-omap2/prm_common.c
+index f1ca9479491b..9e14604b9642 100644
+--- a/arch/arm/mach-omap2/prm_common.c
++++ b/arch/arm/mach-omap2/prm_common.c
+@@ -533,8 +533,10 @@ void omap_prm_reset_system(void)
+ 
+       prm_ll_data->reset_system();
+ 
+-      while (1)
++      while (1) {
+               cpu_relax();
++              wfe();
++      }
+ }
+ 
+ /**
+diff --git a/arch/arm64/kernel/kgdb.c b/arch/arm64/kernel/kgdb.c
+index e017a9493b92..72a660a74ff9 100644
+--- a/arch/arm64/kernel/kgdb.c
++++ b/arch/arm64/kernel/kgdb.c
+@@ -231,24 +231,33 @@ int kgdb_arch_handle_exception(int exception_vector, int 
signo,
+ 
+ static int kgdb_brk_fn(struct pt_regs *regs, unsigned int esr)
+ {
++      if (user_mode(regs))
++              return DBG_HOOK_ERROR;
++
+       kgdb_handle_exception(1, SIGTRAP, 0, regs);
+-      return 0;
++      return DBG_HOOK_HANDLED;
+ }
+ NOKPROBE_SYMBOL(kgdb_brk_fn)
+ 
+ static int kgdb_compiled_brk_fn(struct pt_regs *regs, unsigned int esr)
+ {
++      if (user_mode(regs))
++              return DBG_HOOK_ERROR;
++
+       compiled_break = 1;
+       kgdb_handle_exception(1, SIGTRAP, 0, regs);
+ 
+-      return 0;
++      return DBG_HOOK_HANDLED;
+ }
+ NOKPROBE_SYMBOL(kgdb_compiled_brk_fn);
+ 
+ static int kgdb_step_brk_fn(struct pt_regs *regs, unsigned int esr)
+ {
++      if (user_mode(regs))
++              return DBG_HOOK_ERROR;
++
+       kgdb_handle_exception(1, SIGTRAP, 0, regs);
+-      return 0;
++      return DBG_HOOK_HANDLED;
+ }
+ NOKPROBE_SYMBOL(kgdb_step_brk_fn);
+ 
+diff --git a/arch/arm64/kernel/probes/kprobes.c 
b/arch/arm64/kernel/probes/kprobes.c
+index d2b1b624ddc3..17f647103ed7 100644
+--- a/arch/arm64/kernel/probes/kprobes.c
++++ b/arch/arm64/kernel/probes/kprobes.c
+@@ -450,6 +450,9 @@ kprobe_single_step_handler(struct pt_regs *regs, unsigned 
int esr)
+       struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();
+       int retval;
+ 
++      if (user_mode(regs))
++              return DBG_HOOK_ERROR;
++
+       /* return error if this is not our step */
+       retval = kprobe_ss_hit(kcb, instruction_pointer(regs));
+ 
+@@ -466,6 +469,9 @@ kprobe_single_step_handler(struct pt_regs *regs, unsigned 
int esr)
+ int __kprobes
+ kprobe_breakpoint_handler(struct pt_regs *regs, unsigned int esr)
+ {
++      if (user_mode(regs))
++              return DBG_HOOK_ERROR;
++
+       kprobe_handler(regs);
+       return DBG_HOOK_HANDLED;
+ }
+diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
+index ad49ae8f3967..051b32084776 100644
+--- a/arch/arm64/mm/fault.c
++++ b/arch/arm64/mm/fault.c
+@@ -673,11 +673,12 @@ void __init hook_debug_fault_code(int nr,
+       debug_fault_info[nr].name       = name;
+ }
+ 
+-asmlinkage int __exception do_debug_exception(unsigned long addr,
++asmlinkage int __exception do_debug_exception(unsigned long 
addr_if_watchpoint,
+                                             unsigned int esr,
+                                             struct pt_regs *regs)
+ {
+       const struct fault_info *inf = debug_fault_info + DBG_ESR_EVT(esr);
++      unsigned long pc = instruction_pointer(regs);
+       struct siginfo info;
+       int rv;
+ 
+@@ -688,19 +689,19 @@ asmlinkage int __exception do_debug_exception(unsigned 
long addr,
+       if (interrupts_enabled(regs))
+               trace_hardirqs_off();
+ 
+-      if (user_mode(regs) && instruction_pointer(regs) > TASK_SIZE)
++      if (user_mode(regs) && pc > TASK_SIZE)
+               arm64_apply_bp_hardening();
+ 
+-      if (!inf->fn(addr, esr, regs)) {
++      if (!inf->fn(addr_if_watchpoint, esr, regs)) {
+               rv = 1;
+       } else {
+               pr_alert("Unhandled debug exception: %s (0x%08x) at 0x%016lx\n",
+-                       inf->name, esr, addr);
++                       inf->name, esr, pc);
+ 
+               info.si_signo = inf->sig;
+               info.si_errno = 0;
+               info.si_code  = inf->code;
+-              info.si_addr  = (void __user *)addr;
++              info.si_addr  = (void __user *)pc;
+               arm64_notify_die("", regs, &info, 0);
+               rv = 0;
+       }
+diff --git a/arch/h8300/Makefile b/arch/h8300/Makefile
+index e1c02ca230cb..073bba6f9f60 100644
+--- a/arch/h8300/Makefile
++++ b/arch/h8300/Makefile
+@@ -23,7 +23,7 @@ KBUILD_AFLAGS += $(aflags-y)
+ LDFLAGS += $(ldflags-y)
+ 
+ ifeq ($(CROSS_COMPILE),)
+-CROSS_COMPILE := h8300-unknown-linux-
++CROSS_COMPILE := $(call cc-cross-prefix, h8300-unknown-linux- h8300-linux-)
+ endif
+ 
+ core-y        += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/
+diff --git a/arch/powerpc/include/asm/topology.h 
b/arch/powerpc/include/asm/topology.h
+index 8b3b46b7b0f2..229c91bcf616 100644
+--- a/arch/powerpc/include/asm/topology.h
++++ b/arch/powerpc/include/asm/topology.h
+@@ -90,6 +90,8 @@ static inline int prrn_is_enabled(void)
+ #define topology_sibling_cpumask(cpu) (per_cpu(cpu_sibling_map, cpu))
+ #define topology_core_cpumask(cpu)    (per_cpu(cpu_core_map, cpu))
+ #define topology_core_id(cpu)         (cpu_to_core_id(cpu))
++
++int dlpar_cpu_readd(int cpu);
+ #endif
+ #endif
+ 
+diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
+index 0ef83c274019..9cad2ed812ab 100644
+--- a/arch/powerpc/mm/numa.c
++++ b/arch/powerpc/mm/numa.c
+@@ -1540,13 +1540,6 @@ static void reset_topology_timer(void)
+ 
+ #ifdef CONFIG_SMP
+ 
+-static void stage_topology_update(int core_id)
+-{
+-      cpumask_or(&cpu_associativity_changes_mask,
+-              &cpu_associativity_changes_mask, cpu_sibling_mask(core_id));
+-      reset_topology_timer();
+-}
+-
+ static int dt_update_callback(struct notifier_block *nb,
+                               unsigned long action, void *data)
+ {
+@@ -1559,7 +1552,7 @@ static int dt_update_callback(struct notifier_block *nb,
+                   !of_prop_cmp(update->prop->name, "ibm,associativity")) {
+                       u32 core_id;
+                       of_property_read_u32(update->dn, "reg", &core_id);
+-                      stage_topology_update(core_id);
++                      rc = dlpar_cpu_readd(core_id);
+                       rc = NOTIFY_OK;
+               }
+               break;
+diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c 
b/arch/powerpc/platforms/pseries/hotplug-cpu.c
+index a1b63e00b2f7..7a2beedb9740 100644
+--- a/arch/powerpc/platforms/pseries/hotplug-cpu.c
++++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
+@@ -785,6 +785,25 @@ static int dlpar_cpu_add_by_count(u32 cpus_to_add)
+       return rc;
+ }
+ 
++int dlpar_cpu_readd(int cpu)
++{
++      struct device_node *dn;
++      struct device *dev;
++      u32 drc_index;
++      int rc;
++
++      dev = get_cpu_device(cpu);
++      dn = dev->of_node;
++
++      rc = of_property_read_u32(dn, "ibm,my-drc-index", &drc_index);
++
++      rc = dlpar_cpu_remove_by_index(drc_index);
++      if (!rc)
++              rc = dlpar_cpu_add(drc_index);
++
++      return rc;
++}
++
+ int dlpar_cpu(struct pseries_hp_errorlog *hp_elog)
+ {
+       u32 count, drc_index;
+diff --git a/arch/x86/boot/Makefile b/arch/x86/boot/Makefile
+index 3b7156f46bc1..3b16935b22bc 100644
+--- a/arch/x86/boot/Makefile
++++ b/arch/x86/boot/Makefile
+@@ -100,7 +100,7 @@ $(obj)/zoffset.h: $(obj)/compressed/vmlinux FORCE
+ AFLAGS_header.o += -I$(objtree)/$(obj)
+ $(obj)/header.o: $(obj)/zoffset.h
+ 
+-LDFLAGS_setup.elf     := -T
++LDFLAGS_setup.elf     := -m elf_i386 -T
+ $(obj)/setup.elf: $(src)/setup.ld $(SETUP_OBJS) FORCE
+       $(call if_changed,ld)
+ 
+diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
+index e783a5daaab2..55f04875293f 100644
+--- a/arch/x86/kernel/vmlinux.lds.S
++++ b/arch/x86/kernel/vmlinux.lds.S
+@@ -367,7 +367,7 @@ SECTIONS
+  * Per-cpu symbols which need to be offset from __per_cpu_load
+  * for the boot processor.
+  */
+-#define INIT_PER_CPU(x) init_per_cpu__##x = x + __per_cpu_load
++#define INIT_PER_CPU(x) init_per_cpu__##x = ABSOLUTE(x) + __per_cpu_load
+ INIT_PER_CPU(gdt_page);
+ INIT_PER_CPU(irq_stack_union);
+ 
+diff --git a/arch/x86/realmode/rm/Makefile b/arch/x86/realmode/rm/Makefile
+index 25012abc3409..ce5f431e6823 100644
+--- a/arch/x86/realmode/rm/Makefile
++++ b/arch/x86/realmode/rm/Makefile
+@@ -47,7 +47,7 @@ $(obj)/pasyms.h: $(REALMODE_OBJS) FORCE
+ targets += realmode.lds
+ $(obj)/realmode.lds: $(obj)/pasyms.h
+ 
+-LDFLAGS_realmode.elf := --emit-relocs -T
++LDFLAGS_realmode.elf := -m elf_i386 --emit-relocs -T
+ CPPFLAGS_realmode.lds += -P -C -I$(objtree)/$(obj)
+ 
+ targets += realmode.elf
+diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
+index 667dc5c86fef..ea0573176894 100644
+--- a/drivers/acpi/acpi_video.c
++++ b/drivers/acpi/acpi_video.c
+@@ -2069,21 +2069,29 @@ static int __init intel_opregion_present(void)
+       return opregion;
+ }
+ 
++/* Check if the chassis-type indicates there is no builtin LCD panel */
+ static bool dmi_is_desktop(void)
+ {
+       const char *chassis_type;
++      unsigned long type;
+ 
+       chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE);
+       if (!chassis_type)
+               return false;
+ 
+-      if (!strcmp(chassis_type, "3") || /*  3: Desktop */
+-          !strcmp(chassis_type, "4") || /*  4: Low Profile Desktop */
+-          !strcmp(chassis_type, "5") || /*  5: Pizza Box */
+-          !strcmp(chassis_type, "6") || /*  6: Mini Tower */
+-          !strcmp(chassis_type, "7") || /*  7: Tower */
+-          !strcmp(chassis_type, "11"))  /* 11: Main Server Chassis */
++      if (kstrtoul(chassis_type, 10, &type) != 0)
++              return false;
++
++      switch (type) {
++      case 0x03: /* Desktop */
++      case 0x04: /* Low Profile Desktop */
++      case 0x05: /* Pizza Box */
++      case 0x06: /* Mini Tower */
++      case 0x07: /* Tower */
++      case 0x10: /* Lunch Box */
++      case 0x11: /* Main Server Chassis */
+               return true;
++      }
+ 
+       return false;
+ }
+diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
+index ff4280800cd0..a46f188f679e 100644
+--- a/drivers/cdrom/cdrom.c
++++ b/drivers/cdrom/cdrom.c
+@@ -265,6 +265,7 @@
+ /* #define ERRLOGMASK (CD_WARNING|CD_OPEN|CD_COUNT_TRACKS|CD_CLOSE) */
+ /* #define ERRLOGMASK 
(CD_WARNING|CD_REG_UNREG|CD_DO_IOCTL|CD_OPEN|CD_CLOSE|CD_COUNT_TRACKS) */
+ 
++#include <linux/atomic.h>
+ #include <linux/module.h>
+ #include <linux/fs.h>
+ #include <linux/major.h>
+@@ -3683,9 +3684,9 @@ static struct ctl_table_header *cdrom_sysctl_header;
+ 
+ static void cdrom_sysctl_register(void)
+ {
+-      static int initialized;
++      static atomic_t initialized = ATOMIC_INIT(0);
+ 
+-      if (initialized == 1)
++      if (!atomic_add_unless(&initialized, 1, 1))
+               return;
+ 
+       cdrom_sysctl_header = register_sysctl_table(cdrom_root_table);
+@@ -3696,8 +3697,6 @@ static void cdrom_sysctl_register(void)
+       cdrom_sysctl_settings.debug = debug;
+       cdrom_sysctl_settings.lock = lockdoor;
+       cdrom_sysctl_settings.check = check_media_type;
+-
+-      initialized = 1;
+ }
+ 
+ static void cdrom_sysctl_unregister(void)
+diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
+index 50272fe81f26..818a8d40e5c9 100644
+--- a/drivers/char/hpet.c
++++ b/drivers/char/hpet.c
+@@ -376,7 +376,7 @@ static __init int hpet_mmap_enable(char *str)
+       pr_info("HPET mmap %s\n", hpet_mmap_enabled ? "enabled" : "disabled");
+       return 1;
+ }
+-__setup("hpet_mmap", hpet_mmap_enable);
++__setup("hpet_mmap=", hpet_mmap_enable);
+ 
+ static int hpet_mmap(struct file *file, struct vm_area_struct *vma)
+ {
+diff --git a/drivers/char/hw_random/virtio-rng.c 
b/drivers/char/hw_random/virtio-rng.c
+index 3fa2f8a009b3..1c5c4314c6b5 100644
+--- a/drivers/char/hw_random/virtio-rng.c
++++ b/drivers/char/hw_random/virtio-rng.c
+@@ -73,7 +73,7 @@ static int virtio_read(struct hwrng *rng, void *buf, size_t 
size, bool wait)
+ 
+       if (!vi->busy) {
+               vi->busy = true;
+-              init_completion(&vi->have_data);
++              reinit_completion(&vi->have_data);
+               register_buffer(vi, buf, size);
+       }
+ 
+diff --git a/drivers/crypto/amcc/crypto4xx_trng.c 
b/drivers/crypto/amcc/crypto4xx_trng.c
+index 677ca17fd223..368c5599515e 100644
+--- a/drivers/crypto/amcc/crypto4xx_trng.c
++++ b/drivers/crypto/amcc/crypto4xx_trng.c
+@@ -80,8 +80,10 @@ void ppc4xx_trng_probe(struct crypto4xx_core_device 
*core_dev)
+ 
+       /* Find the TRNG device node and map it */
+       trng = of_find_matching_node(NULL, ppc4xx_trng_match);
+-      if (!trng || !of_device_is_available(trng))
++      if (!trng || !of_device_is_available(trng)) {
++              of_node_put(trng);
+               return;
++      }
+ 
+       dev->trng_base = of_iomap(trng, 0);
+       of_node_put(trng);
+diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
+index 1cfa1d9bc971..f8786f60cdc1 100644
+--- a/drivers/dma/imx-dma.c
++++ b/drivers/dma/imx-dma.c
+@@ -290,7 +290,7 @@ static inline int imxdma_sg_next(struct imxdma_desc *d)
+       struct scatterlist *sg = d->sg;
+       unsigned long now;
+ 
+-      now = min(d->len, sg_dma_len(sg));
++      now = min_t(size_t, d->len, sg_dma_len(sg));
+       if (d->len != IMX_DMA_LENGTH_LOOP)
+               d->len -= now;
+ 
+diff --git a/drivers/dma/qcom/hidma.c b/drivers/dma/qcom/hidma.c
+index e244e10a94b5..5444f39bf939 100644
+--- a/drivers/dma/qcom/hidma.c
++++ b/drivers/dma/qcom/hidma.c
+@@ -131,24 +131,25 @@ static void hidma_process_completed(struct hidma_chan 
*mchan)
+               desc = &mdesc->desc;
+               last_cookie = desc->cookie;
+ 
++              llstat = hidma_ll_status(mdma->lldev, mdesc->tre_ch);
++
+               spin_lock_irqsave(&mchan->lock, irqflags);
++              if (llstat == DMA_COMPLETE) {
++                      mchan->last_success = last_cookie;
++                      result.result = DMA_TRANS_NOERROR;
++              } else {
++                      result.result = DMA_TRANS_ABORTED;
++              }
++
+               dma_cookie_complete(desc);
+               spin_unlock_irqrestore(&mchan->lock, irqflags);
+ 
+-              llstat = hidma_ll_status(mdma->lldev, mdesc->tre_ch);
+               dmaengine_desc_get_callback(desc, &cb);
+ 
+               dma_run_dependencies(desc);
+ 
+               spin_lock_irqsave(&mchan->lock, irqflags);
+               list_move(&mdesc->node, &mchan->free);
+-
+-              if (llstat == DMA_COMPLETE) {
+-                      mchan->last_success = last_cookie;
+-                      result.result = DMA_TRANS_NOERROR;
+-              } else
+-                      result.result = DMA_TRANS_ABORTED;
+-
+               spin_unlock_irqrestore(&mchan->lock, irqflags);
+ 
+               dmaengine_desc_callback_invoke(&cb, &result);
+diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c
+index 3722b9d8d9fe..22f7f0c68a48 100644
+--- a/drivers/dma/tegra20-apb-dma.c
++++ b/drivers/dma/tegra20-apb-dma.c
+@@ -635,7 +635,10 @@ static void handle_cont_sngl_cycle_dma_done(struct 
tegra_dma_channel *tdc,
+ 
+       sgreq = list_first_entry(&tdc->pending_sg_req, typeof(*sgreq), node);
+       dma_desc = sgreq->dma_desc;
+-      dma_desc->bytes_transferred += sgreq->req_len;
++      /* if we dma for long enough the transfer count will wrap */
++      dma_desc->bytes_transferred =
++              (dma_desc->bytes_transferred + sgreq->req_len) %
++              dma_desc->bytes_requested;
+ 
+       /* Callback need to be call */
+       if (!dma_desc->cb_count)
+diff --git a/drivers/firmware/efi/memattr.c b/drivers/firmware/efi/memattr.c
+index 236004b9a50d..9faa09e7c31f 100644
+--- a/drivers/firmware/efi/memattr.c
++++ b/drivers/firmware/efi/memattr.c
+@@ -93,7 +93,7 @@ static bool entry_is_valid(const efi_memory_desc_t *in, 
efi_memory_desc_t *out)
+ 
+               if (!(md->attribute & EFI_MEMORY_RUNTIME))
+                       continue;
+-              if (md->virt_addr == 0) {
++              if (md->virt_addr == 0 && md->phys_addr != 0) {
+                       /* no virtual mapping has been installed by the stub */
+                       break;
+               }
+diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
+index 6f9c9ac6ee70..75f30a0c418a 100644
+--- a/drivers/gpio/gpio-omap.c
++++ b/drivers/gpio/gpio-omap.c
+@@ -837,14 +837,16 @@ static void omap_gpio_unmask_irq(struct irq_data *d)
+       if (trigger)
+               omap_set_gpio_triggering(bank, offset, trigger);
+ 
+-      /* For level-triggered GPIOs, the clearing must be done after
+-       * the HW source is cleared, thus after the handler has run */
+-      if (bank->level_mask & BIT(offset)) {
+-              omap_set_gpio_irqenable(bank, offset, 0);
++      omap_set_gpio_irqenable(bank, offset, 1);
++
++      /*
++       * For level-triggered GPIOs, clearing must be done after the source
++       * is cleared, thus after the handler has run. OMAP4 needs this done
++       * after enabing the interrupt to clear the wakeup status.
++       */
++      if (bank->level_mask & BIT(offset))
+               omap_clear_gpio_irqstatus(bank, offset);
+-      }
+ 
+-      omap_set_gpio_irqenable(bank, offset, 1);
+       raw_spin_unlock_irqrestore(&bank->lock, flags);
+ }
+ 
+diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c 
b/drivers/gpu/drm/drm_dp_mst_topology.c
+index b59441d109a5..4a959740058e 100644
+--- a/drivers/gpu/drm/drm_dp_mst_topology.c
++++ b/drivers/gpu/drm/drm_dp_mst_topology.c
+@@ -3069,6 +3069,7 @@ static int drm_dp_mst_i2c_xfer(struct i2c_adapter 
*adapter, struct i2c_msg *msgs
+               msg.u.i2c_read.transactions[i].i2c_dev_id = msgs[i].addr;
+               msg.u.i2c_read.transactions[i].num_bytes = msgs[i].len;
+               msg.u.i2c_read.transactions[i].bytes = msgs[i].buf;
++              msg.u.i2c_read.transactions[i].no_stop_bit = !(msgs[i].flags & 
I2C_M_STOP);
+       }
+       msg.u.i2c_read.read_i2c_device_id = msgs[num - 1].addr;
+       msg.u.i2c_read.num_bytes_read = msgs[num - 1].len;
+diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c 
b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
+index 434d1e29f279..cd37d00e9723 100644
+--- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
++++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
+@@ -750,7 +750,9 @@ static int nv17_tv_set_property(struct drm_encoder 
*encoder,
+               /* Disable the crtc to ensure a full modeset is
+                * performed whenever it's turned on again. */
+               if (crtc)
+-                      drm_crtc_force_disable(crtc);
++                      drm_crtc_helper_set_mode(crtc, &crtc->mode,
++                                               crtc->x, crtc->y,
++                                               crtc->primary->fb);
+       }
+ 
+       return 0;
+diff --git a/drivers/hid/intel-ish-hid/ipc/ipc.c 
b/drivers/hid/intel-ish-hid/ipc/ipc.c
+index 0c9ac4d5d850..41d44536aa15 100644
+--- a/drivers/hid/intel-ish-hid/ipc/ipc.c
++++ b/drivers/hid/intel-ish-hid/ipc/ipc.c
+@@ -92,7 +92,10 @@ static bool check_generated_interrupt(struct ishtp_device 
*dev)
+                       IPC_INT_FROM_ISH_TO_HOST_CHV_AB(pisr_val);
+       } else {
+               pisr_val = ish_reg_read(dev, IPC_REG_PISR_BXT);
+-              interrupt_generated = IPC_INT_FROM_ISH_TO_HOST_BXT(pisr_val);
++              interrupt_generated = !!pisr_val;
++              /* only busy-clear bit is RW, others are RO */
++              if (pisr_val)
++                      ish_reg_write(dev, IPC_REG_PISR_BXT, pisr_val);
+       }
+ 
+       return interrupt_generated;
+@@ -795,11 +798,11 @@ int ish_hw_start(struct ishtp_device *dev)
+ {
+       ish_set_host_rdy(dev);
+ 
++      set_host_ready(dev);
++
+       /* After that we can enable ISH DMA operation and wakeup ISHFW */
+       ish_wakeup(dev);
+ 
+-      set_host_ready(dev);
+-
+       /* wait for FW-initiated reset flow */
+       if (!dev->recvd_hw_ready)
+               wait_event_interruptible_timeout(dev->wait_hw_ready,
+diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c 
b/drivers/hid/intel-ish-hid/ishtp/bus.c
+index 256521509d20..0de18c76f8d4 100644
+--- a/drivers/hid/intel-ish-hid/ishtp/bus.c
++++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
+@@ -628,7 +628,8 @@ int ishtp_cl_device_bind(struct ishtp_cl *cl)
+       spin_lock_irqsave(&cl->dev->device_list_lock, flags);
+       list_for_each_entry(cl_device, &cl->dev->device_list,
+                       device_link) {
+-              if (cl_device->fw_client->client_id == cl->fw_client_id) {
++              if (cl_device->fw_client &&
++                  cl_device->fw_client->client_id == cl->fw_client_id) {
+                       cl->device = cl_device;
+                       rv = 0;
+                       break;
+@@ -688,6 +689,7 @@ void ishtp_bus_remove_all_clients(struct ishtp_device 
*ishtp_dev,
+       spin_lock_irqsave(&ishtp_dev->device_list_lock, flags);
+       list_for_each_entry_safe(cl_device, n, &ishtp_dev->device_list,
+                                device_link) {
++              cl_device->fw_client = NULL;
+               if (warm_reset && cl_device->reference_count)
+                       continue;
+ 
+diff --git a/drivers/hwtracing/coresight/coresight-etm4x.c 
b/drivers/hwtracing/coresight/coresight-etm4x.c
+index 4db8d6a4d0cb..da27f8edba50 100644
+--- a/drivers/hwtracing/coresight/coresight-etm4x.c
++++ b/drivers/hwtracing/coresight/coresight-etm4x.c
+@@ -61,7 +61,8 @@ static void etm4_os_unlock(struct etmv4_drvdata *drvdata)
+ 
+ static bool etm4_arch_supported(u8 arch)
+ {
+-      switch (arch) {
++      /* Mask out the minor version number */
++      switch (arch & 0xf0) {
+       case ETM_ARCH_V4:
+               break;
+       default:
+diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
+index 7484aac1e14d..80d82c6792d8 100644
+--- a/drivers/i2c/i2c-core.c
++++ b/drivers/i2c/i2c-core.c
+@@ -3250,16 +3250,16 @@ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter 
*adapter, u16 addr,
+                                  the underlying bus driver */
+               break;
+       case I2C_SMBUS_I2C_BLOCK_DATA:
++              if (data->block[0] > I2C_SMBUS_BLOCK_MAX) {
++                      dev_err(&adapter->dev, "Invalid block %s size %d\n",
++                              read_write == I2C_SMBUS_READ ? "read" : "write",
++                              data->block[0]);
++                      return -EINVAL;
++              }
+               if (read_write == I2C_SMBUS_READ) {
+                       msg[1].len = data->block[0];
+               } else {
+                       msg[0].len = data->block[0] + 1;
+-                      if (msg[0].len > I2C_SMBUS_BLOCK_MAX + 1) {
+-                              dev_err(&adapter->dev,
+-                                      "Invalid block write size %d\n",
+-                                      data->block[0]);
+-                              return -EINVAL;
+-                      }
+                       for (i = 1; i <= data->block[0]; i++)
+                               msgbuf0[i] = data->block[i];
+               }
+diff --git a/drivers/infiniband/hw/cxgb4/cm.c 
b/drivers/infiniband/hw/cxgb4/cm.c
+index dd18b74cd01d..a2322b2dbd82 100644
+--- a/drivers/infiniband/hw/cxgb4/cm.c
++++ b/drivers/infiniband/hw/cxgb4/cm.c
+@@ -1872,8 +1872,10 @@ static int abort_rpl(struct c4iw_dev *dev, struct 
sk_buff *skb)
+       }
+       mutex_unlock(&ep->com.mutex);
+ 
+-      if (release)
++      if (release) {
++              close_complete_upcall(ep, -ECONNRESET);
+               release_ep_resources(ep);
++      }
+       c4iw_put_ep(&ep->com);
+       return 0;
+ }
+@@ -3567,7 +3569,6 @@ int c4iw_ep_disconnect(struct c4iw_ep *ep, int abrupt, 
gfp_t gfp)
+       if (close) {
+               if (abrupt) {
+                       set_bit(EP_DISC_ABORT, &ep->com.history);
+-                      close_complete_upcall(ep, -ECONNRESET);
+                       ret = send_abort(ep);
+               } else {
+                       set_bit(EP_DISC_CLOSE, &ep->com.history);
+diff --git a/drivers/infiniband/hw/mlx4/cm.c b/drivers/infiniband/hw/mlx4/cm.c
+index 39a488889fc7..5dc920fe1326 100644
+--- a/drivers/infiniband/hw/mlx4/cm.c
++++ b/drivers/infiniband/hw/mlx4/cm.c
+@@ -39,7 +39,7 @@
+ 
+ #include "mlx4_ib.h"
+ 
+-#define CM_CLEANUP_CACHE_TIMEOUT  (5 * HZ)
++#define CM_CLEANUP_CACHE_TIMEOUT  (30 * HZ)
+ 
+ struct id_map_entry {
+       struct rb_node node;
+diff --git a/drivers/iommu/io-pgtable-arm-v7s.c 
b/drivers/iommu/io-pgtable-arm-v7s.c
+index d68a552cfe8d..3085b47fac1d 100644
+--- a/drivers/iommu/io-pgtable-arm-v7s.c
++++ b/drivers/iommu/io-pgtable-arm-v7s.c
+@@ -207,7 +207,8 @@ static void *__arm_v7s_alloc_table(int lvl, gfp_t gfp,
+               if (dma != virt_to_phys(table))
+                       goto out_unmap;
+       }
+-      kmemleak_ignore(table);
++      if (lvl == 2)
++              kmemleak_ignore(table);
+       return table;
+ 
+ out_unmap:
+diff --git a/drivers/leds/leds-lp55xx-common.c 
b/drivers/leds/leds-lp55xx-common.c
+index 5377f22ff994..e2655953667c 100644
+--- a/drivers/leds/leds-lp55xx-common.c
++++ b/drivers/leds/leds-lp55xx-common.c
+@@ -201,7 +201,7 @@ static void lp55xx_firmware_loaded(const struct firmware 
*fw, void *context)
+ 
+       if (!fw) {
+               dev_err(dev, "firmware request failed\n");
+-              goto out;
++              return;
+       }
+ 
+       /* handling firmware data is chip dependent */
+@@ -214,9 +214,9 @@ static void lp55xx_firmware_loaded(const struct firmware 
*fw, void *context)
+ 
+       mutex_unlock(&chip->lock);
+ 
+-out:
+       /* firmware should be released for other channel use */
+       release_firmware(chip->fw);
++      chip->fw = NULL;
+ }
+ 
+ static int lp55xx_request_firmware(struct lp55xx_chip *chip)
+diff --git a/drivers/md/bcache/sysfs.c b/drivers/md/bcache/sysfs.c
+index 5a5c1f1bd8a5..463ce6757338 100644
+--- a/drivers/md/bcache/sysfs.c
++++ b/drivers/md/bcache/sysfs.c
+@@ -215,7 +215,9 @@ STORE(__cached_dev)
+       d_strtoul(writeback_rate_d_term);
+       d_strtoul_nonzero(writeback_rate_p_term_inverse);
+ 
+-      d_strtoi_h(sequential_cutoff);
++      sysfs_strtoul_clamp(sequential_cutoff,
++                          dc->sequential_cutoff,
++                          0, UINT_MAX);
+       d_strtoi_h(readahead);
+ 
+       if (attr == &sysfs_clear_stats)
+@@ -645,8 +647,17 @@ STORE(__bch_cache_set)
+               c->error_limit = strtoul_or_return(buf) << IO_ERROR_SHIFT;
+ 
+       /* See count_io_errors() for why 88 */
+-      if (attr == &sysfs_io_error_halflife)
+-              c->error_decay = strtoul_or_return(buf) / 88;
++      if (attr == &sysfs_io_error_halflife) {
++              unsigned long v = 0;
++              ssize_t ret;
++
++              ret = strtoul_safe_clamp(buf, v, 0, UINT_MAX);
++              if (!ret) {
++                      c->error_decay = v / 88;
++                      return size;
++              }
++              return ret;
++      }
+ 
+       sysfs_strtoul(journal_delay_ms,         c->journal_delay_ms);
+       sysfs_strtoul(verify,                   c->verify);
+diff --git a/drivers/md/bcache/sysfs.h b/drivers/md/bcache/sysfs.h
+index 0526fe92a683..e7a3c12aa66f 100644
+--- a/drivers/md/bcache/sysfs.h
++++ b/drivers/md/bcache/sysfs.h
+@@ -80,9 +80,16 @@ do {                                                        
                \
+ 
+ #define sysfs_strtoul_clamp(file, var, min, max)                      \
+ do {                                                                  \
+-      if (attr == &sysfs_ ## file)                                    \
+-              return strtoul_safe_clamp(buf, var, min, max)           \
+-                      ?: (ssize_t) size;                              \
++      if (attr == &sysfs_ ## file) {                                  \
++              unsigned long v = 0;                                    \
++              ssize_t ret;                                            \
++              ret = strtoul_safe_clamp(buf, v, min, max);             \
++              if (!ret) {                                             \
++                      var = v;                                        \
++                      return size;                                    \
++              }                                                       \
++              return ret;                                             \
++      }                                                               \
+ } while (0)
+ 
+ #define strtoul_or_return(cp)                                         \
+diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
+index 345f4d81ba07..23a7e108352a 100644
+--- a/drivers/md/dm-thin.c
++++ b/drivers/md/dm-thin.c
+@@ -3295,6 +3295,13 @@ static int pool_ctr(struct dm_target *ti, unsigned 
argc, char **argv)
+       as.argc = argc;
+       as.argv = argv;
+ 
++      /* make sure metadata and data are different devices */
++      if (!strcmp(argv[0], argv[1])) {
++              ti->error = "Error setting metadata or data device";
++              r = -EINVAL;
++              goto out_unlock;
++      }
++
+       /*
+        * Set default pool features.
+        */
+@@ -4177,6 +4184,12 @@ static int thin_ctr(struct dm_target *ti, unsigned 
argc, char **argv)
+       tc->sort_bio_list = RB_ROOT;
+ 
+       if (argc == 3) {
++              if (!strcmp(argv[0], argv[2])) {
++                      ti->error = "Error setting origin device";
++                      r = -EINVAL;
++                      goto bad_origin_dev;
++              }
++
+               r = dm_get_device(ti, argv[2], FMODE_READ, &origin_dev);
+               if (r) {
+                       ti->error = "Error opening origin device";
+diff --git a/drivers/media/i2c/mt9m111.c b/drivers/media/i2c/mt9m111.c
+index 72e71b762827..a6145877bd00 100644
+--- a/drivers/media/i2c/mt9m111.c
++++ b/drivers/media/i2c/mt9m111.c
+@@ -974,6 +974,8 @@ static int mt9m111_probe(struct i2c_client *client,
+       mt9m111->rect.top       = MT9M111_MIN_DARK_ROWS;
+       mt9m111->rect.width     = MT9M111_MAX_WIDTH;
+       mt9m111->rect.height    = MT9M111_MAX_HEIGHT;
++      mt9m111->width          = mt9m111->rect.width;
++      mt9m111->height         = mt9m111->rect.height;
+       mt9m111->fmt            = &mt9m111_colour_fmts[0];
+       mt9m111->lastpage       = -1;
+       mutex_init(&mt9m111->power_lock);
+diff --git a/drivers/media/platform/mx2_emmaprp.c 
b/drivers/media/platform/mx2_emmaprp.c
+index e68d271b10af..8354ad20865a 100644
+--- a/drivers/media/platform/mx2_emmaprp.c
++++ b/drivers/media/platform/mx2_emmaprp.c
+@@ -288,7 +288,7 @@ static void emmaprp_device_run(void *priv)
+ {
+       struct emmaprp_ctx *ctx = priv;
+       struct emmaprp_q_data *s_q_data, *d_q_data;
+-      struct vb2_buffer *src_buf, *dst_buf;
++      struct vb2_v4l2_buffer *src_buf, *dst_buf;
+       struct emmaprp_dev *pcdev = ctx->dev;
+       unsigned int s_width, s_height;
+       unsigned int d_width, d_height;
+@@ -308,8 +308,8 @@ static void emmaprp_device_run(void *priv)
+       d_height = d_q_data->height;
+       d_size = d_width * d_height;
+ 
+-      p_in = vb2_dma_contig_plane_dma_addr(src_buf, 0);
+-      p_out = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
++      p_in = vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 0);
++      p_out = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0);
+       if (!p_in || !p_out) {
+               v4l2_err(&pcdev->v4l2_dev,
+                        "Acquiring kernel pointers to buffers failed\n");
+diff --git a/drivers/media/platform/s5p-g2d/g2d.c 
b/drivers/media/platform/s5p-g2d/g2d.c
+index 62c0dec30b59..5f6ccf492111 100644
+--- a/drivers/media/platform/s5p-g2d/g2d.c
++++ b/drivers/media/platform/s5p-g2d/g2d.c
+@@ -498,7 +498,7 @@ static void device_run(void *prv)
+ {
+       struct g2d_ctx *ctx = prv;
+       struct g2d_dev *dev = ctx->dev;
+-      struct vb2_buffer *src, *dst;
++      struct vb2_v4l2_buffer *src, *dst;
+       unsigned long flags;
+       u32 cmd = 0;
+ 
+@@ -513,10 +513,10 @@ static void device_run(void *prv)
+       spin_lock_irqsave(&dev->ctrl_lock, flags);
+ 
+       g2d_set_src_size(dev, &ctx->in);
+-      g2d_set_src_addr(dev, vb2_dma_contig_plane_dma_addr(src, 0));
++      g2d_set_src_addr(dev, vb2_dma_contig_plane_dma_addr(&src->vb2_buf, 0));
+ 
+       g2d_set_dst_size(dev, &ctx->out);
+-      g2d_set_dst_addr(dev, vb2_dma_contig_plane_dma_addr(dst, 0));
++      g2d_set_dst_addr(dev, vb2_dma_contig_plane_dma_addr(&dst->vb2_buf, 0));
+ 
+       g2d_set_rop4(dev, ctx->rop);
+       g2d_set_flip(dev, ctx->flip);
+diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c 
b/drivers/media/platform/s5p-jpeg/jpeg-core.c
+index 1da2c94e1dca..c89922fb42ce 100644
+--- a/drivers/media/platform/s5p-jpeg/jpeg-core.c
++++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c
+@@ -789,14 +789,14 @@ static void skip(struct s5p_jpeg_buffer *buf, long len);
+ static void exynos4_jpeg_parse_decode_h_tbl(struct s5p_jpeg_ctx *ctx)
+ {
+       struct s5p_jpeg *jpeg = ctx->jpeg;
+-      struct vb2_buffer *vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
++      struct vb2_v4l2_buffer *vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+       struct s5p_jpeg_buffer jpeg_buffer;
+       unsigned int word;
+       int c, x, components;
+ 
+       jpeg_buffer.size = 2; /* Ls */
+       jpeg_buffer.data =
+-              (unsigned long)vb2_plane_vaddr(vb, 0) + ctx->out_q.sos + 2;
++              (unsigned long)vb2_plane_vaddr(&vb->vb2_buf, 0) + 
ctx->out_q.sos + 2;
+       jpeg_buffer.curr = 0;
+ 
+       word = 0;
+@@ -826,14 +826,14 @@ static void exynos4_jpeg_parse_decode_h_tbl(struct 
s5p_jpeg_ctx *ctx)
+ static void exynos4_jpeg_parse_huff_tbl(struct s5p_jpeg_ctx *ctx)
+ {
+       struct s5p_jpeg *jpeg = ctx->jpeg;
+-      struct vb2_buffer *vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
++      struct vb2_v4l2_buffer *vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+       struct s5p_jpeg_buffer jpeg_buffer;
+       unsigned int word;
+       int c, i, n, j;
+ 
+       for (j = 0; j < ctx->out_q.dht.n; ++j) {
+               jpeg_buffer.size = ctx->out_q.dht.len[j];
+-              jpeg_buffer.data = (unsigned long)vb2_plane_vaddr(vb, 0) +
++              jpeg_buffer.data = (unsigned long)vb2_plane_vaddr(&vb->vb2_buf, 
0) +
+                                  ctx->out_q.dht.marker[j];
+               jpeg_buffer.curr = 0;
+ 
+@@ -885,13 +885,13 @@ static void exynos4_jpeg_parse_huff_tbl(struct 
s5p_jpeg_ctx *ctx)
+ static void exynos4_jpeg_parse_decode_q_tbl(struct s5p_jpeg_ctx *ctx)
+ {
+       struct s5p_jpeg *jpeg = ctx->jpeg;
+-      struct vb2_buffer *vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
++      struct vb2_v4l2_buffer *vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+       struct s5p_jpeg_buffer jpeg_buffer;
+       int c, x, components;
+ 
+       jpeg_buffer.size = ctx->out_q.sof_len;
+       jpeg_buffer.data =
+-              (unsigned long)vb2_plane_vaddr(vb, 0) + ctx->out_q.sof;
++              (unsigned long)vb2_plane_vaddr(&vb->vb2_buf, 0) + 
ctx->out_q.sof;
+       jpeg_buffer.curr = 0;
+ 
+       skip(&jpeg_buffer, 5); /* P, Y, X */
+@@ -916,14 +916,14 @@ static void exynos4_jpeg_parse_decode_q_tbl(struct 
s5p_jpeg_ctx *ctx)
+ static void exynos4_jpeg_parse_q_tbl(struct s5p_jpeg_ctx *ctx)
+ {
+       struct s5p_jpeg *jpeg = ctx->jpeg;
+-      struct vb2_buffer *vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
++      struct vb2_v4l2_buffer *vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+       struct s5p_jpeg_buffer jpeg_buffer;
+       unsigned int word;
+       int c, i, j;
+ 
+       for (j = 0; j < ctx->out_q.dqt.n; ++j) {
+               jpeg_buffer.size = ctx->out_q.dqt.len[j];
+-              jpeg_buffer.data = (unsigned long)vb2_plane_vaddr(vb, 0) +
++              jpeg_buffer.data = (unsigned long)vb2_plane_vaddr(&vb->vb2_buf, 
0) +
+                                  ctx->out_q.dqt.marker[j];
+               jpeg_buffer.curr = 0;
+ 
+@@ -1264,13 +1264,16 @@ static int s5p_jpeg_querycap(struct file *file, void 
*priv,
+       return 0;
+ }
+ 
+-static int enum_fmt(struct s5p_jpeg_fmt *sjpeg_formats, int n,
++static int enum_fmt(struct s5p_jpeg_ctx *ctx,
++                  struct s5p_jpeg_fmt *sjpeg_formats, int n,
+                   struct v4l2_fmtdesc *f, u32 type)
+ {
+       int i, num = 0;
++      unsigned int fmt_ver_flag = ctx->jpeg->variant->fmt_ver_flag;
+ 
+       for (i = 0; i < n; ++i) {
+-              if (sjpeg_formats[i].flags & type) {
++              if (sjpeg_formats[i].flags & type &&
++                  sjpeg_formats[i].flags & fmt_ver_flag) {
+                       /* index-th format of type type found ? */
+                       if (num == f->index)
+                               break;
+@@ -1297,11 +1300,11 @@ static int s5p_jpeg_enum_fmt_vid_cap(struct file 
*file, void *priv,
+       struct s5p_jpeg_ctx *ctx = fh_to_ctx(priv);
+ 
+       if (ctx->mode == S5P_JPEG_ENCODE)
+-              return enum_fmt(sjpeg_formats, SJPEG_NUM_FORMATS, f,
++              return enum_fmt(ctx, sjpeg_formats, SJPEG_NUM_FORMATS, f,
+                               SJPEG_FMT_FLAG_ENC_CAPTURE);
+ 
+-      return enum_fmt(sjpeg_formats, SJPEG_NUM_FORMATS, f,
+-                                      SJPEG_FMT_FLAG_DEC_CAPTURE);
++      return enum_fmt(ctx, sjpeg_formats, SJPEG_NUM_FORMATS, f,
++                      SJPEG_FMT_FLAG_DEC_CAPTURE);
+ }
+ 
+ static int s5p_jpeg_enum_fmt_vid_out(struct file *file, void *priv,
+@@ -1310,11 +1313,11 @@ static int s5p_jpeg_enum_fmt_vid_out(struct file 
*file, void *priv,
+       struct s5p_jpeg_ctx *ctx = fh_to_ctx(priv);
+ 
+       if (ctx->mode == S5P_JPEG_ENCODE)
+-              return enum_fmt(sjpeg_formats, SJPEG_NUM_FORMATS, f,
++              return enum_fmt(ctx, sjpeg_formats, SJPEG_NUM_FORMATS, f,
+                               SJPEG_FMT_FLAG_ENC_OUTPUT);
+ 
+-      return enum_fmt(sjpeg_formats, SJPEG_NUM_FORMATS, f,
+-                                      SJPEG_FMT_FLAG_DEC_OUTPUT);
++      return enum_fmt(ctx, sjpeg_formats, SJPEG_NUM_FORMATS, f,
++                      SJPEG_FMT_FLAG_DEC_OUTPUT);
+ }
+ 
+ static struct s5p_jpeg_q_data *get_q_data(struct s5p_jpeg_ctx *ctx,
+@@ -2027,15 +2030,15 @@ static void s5p_jpeg_device_run(void *priv)
+ {
+       struct s5p_jpeg_ctx *ctx = priv;
+       struct s5p_jpeg *jpeg = ctx->jpeg;
+-      struct vb2_buffer *src_buf, *dst_buf;
++      struct vb2_v4l2_buffer *src_buf, *dst_buf;
+       unsigned long src_addr, dst_addr, flags;
+ 
+       spin_lock_irqsave(&ctx->jpeg->slock, flags);
+ 
+       src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+       dst_buf = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
+-      src_addr = vb2_dma_contig_plane_dma_addr(src_buf, 0);
+-      dst_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
++      src_addr = vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 0);
++      dst_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0);
+ 
+       s5p_jpeg_reset(jpeg->regs);
+       s5p_jpeg_poweron(jpeg->regs);
+@@ -2108,7 +2111,7 @@ static void exynos4_jpeg_set_img_addr(struct 
s5p_jpeg_ctx *ctx)
+ {
+       struct s5p_jpeg *jpeg = ctx->jpeg;
+       struct s5p_jpeg_fmt *fmt;
+-      struct vb2_buffer *vb;
++      struct vb2_v4l2_buffer *vb;
+       struct s5p_jpeg_addr jpeg_addr = {};
+       u32 pix_size, padding_bytes = 0;
+ 
+@@ -2127,7 +2130,7 @@ static void exynos4_jpeg_set_img_addr(struct 
s5p_jpeg_ctx *ctx)
+               vb = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
+       }
+ 
+-      jpeg_addr.y = vb2_dma_contig_plane_dma_addr(vb, 0);
++      jpeg_addr.y = vb2_dma_contig_plane_dma_addr(&vb->vb2_buf, 0);
+ 
+       if (fmt->colplanes == 2) {
+               jpeg_addr.cb = jpeg_addr.y + pix_size - padding_bytes;
+@@ -2145,7 +2148,7 @@ static void exynos4_jpeg_set_img_addr(struct 
s5p_jpeg_ctx *ctx)
+ static void exynos4_jpeg_set_jpeg_addr(struct s5p_jpeg_ctx *ctx)
+ {
+       struct s5p_jpeg *jpeg = ctx->jpeg;
+-      struct vb2_buffer *vb;
++      struct vb2_v4l2_buffer *vb;
+       unsigned int jpeg_addr = 0;
+ 
+       if (ctx->mode == S5P_JPEG_ENCODE)
+@@ -2153,7 +2156,7 @@ static void exynos4_jpeg_set_jpeg_addr(struct 
s5p_jpeg_ctx *ctx)
+       else
+               vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+ 
+-      jpeg_addr = vb2_dma_contig_plane_dma_addr(vb, 0);
++      jpeg_addr = vb2_dma_contig_plane_dma_addr(&vb->vb2_buf, 0);
+       if (jpeg->variant->version == SJPEG_EXYNOS5433 &&
+           ctx->mode == S5P_JPEG_DECODE)
+               jpeg_addr += ctx->out_q.sos;
+@@ -2268,7 +2271,7 @@ static void exynos3250_jpeg_set_img_addr(struct 
s5p_jpeg_ctx *ctx)
+ {
+       struct s5p_jpeg *jpeg = ctx->jpeg;
+       struct s5p_jpeg_fmt *fmt;
+-      struct vb2_buffer *vb;
++      struct vb2_v4l2_buffer *vb;
+       struct s5p_jpeg_addr jpeg_addr = {};
+       u32 pix_size;
+ 
+@@ -2282,7 +2285,7 @@ static void exynos3250_jpeg_set_img_addr(struct 
s5p_jpeg_ctx *ctx)
+               fmt = ctx->cap_q.fmt;
+       }
+ 
+-      jpeg_addr.y = vb2_dma_contig_plane_dma_addr(vb, 0);
++      jpeg_addr.y = vb2_dma_contig_plane_dma_addr(&vb->vb2_buf, 0);
+ 
+       if (fmt->colplanes == 2) {
+               jpeg_addr.cb = jpeg_addr.y + pix_size;
+@@ -2300,7 +2303,7 @@ static void exynos3250_jpeg_set_img_addr(struct 
s5p_jpeg_ctx *ctx)
+ static void exynos3250_jpeg_set_jpeg_addr(struct s5p_jpeg_ctx *ctx)
+ {
+       struct s5p_jpeg *jpeg = ctx->jpeg;
+-      struct vb2_buffer *vb;
++      struct vb2_v4l2_buffer *vb;
+       unsigned int jpeg_addr = 0;
+ 
+       if (ctx->mode == S5P_JPEG_ENCODE)
+@@ -2308,7 +2311,7 @@ static void exynos3250_jpeg_set_jpeg_addr(struct 
s5p_jpeg_ctx *ctx)
+       else
+               vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+ 
+-      jpeg_addr = vb2_dma_contig_plane_dma_addr(vb, 0);
++      jpeg_addr = vb2_dma_contig_plane_dma_addr(&vb->vb2_buf, 0);
+       exynos3250_jpeg_jpgadr(jpeg->regs, jpeg_addr);
+ }
+ 
+diff --git a/drivers/media/platform/sh_veu.c b/drivers/media/platform/sh_veu.c
+index 15a562af13c7..a4f593220ef0 100644
+--- a/drivers/media/platform/sh_veu.c
++++ b/drivers/media/platform/sh_veu.c
+@@ -276,13 +276,13 @@ static void sh_veu_process(struct sh_veu_dev *veu,
+ static void sh_veu_device_run(void *priv)
+ {
+       struct sh_veu_dev *veu = priv;
+-      struct vb2_buffer *src_buf, *dst_buf;
++      struct vb2_v4l2_buffer *src_buf, *dst_buf;
+ 
+       src_buf = v4l2_m2m_next_src_buf(veu->m2m_ctx);
+       dst_buf = v4l2_m2m_next_dst_buf(veu->m2m_ctx);
+ 
+       if (src_buf && dst_buf)
+-              sh_veu_process(veu, src_buf, dst_buf);
++              sh_veu_process(veu, &src_buf->vb2_buf, &dst_buf->vb2_buf);
+ }
+ 
+               /* ========== video ioctls ========== */
+diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
+index a4bf14e21b5e..21dfce21aa63 100644
+--- a/drivers/mmc/host/omap.c
++++ b/drivers/mmc/host/omap.c
+@@ -920,7 +920,7 @@ static inline void set_cmd_timeout(struct mmc_omap_host 
*host, struct mmc_reques
+       reg &= ~(1 << 5);
+       OMAP_MMC_WRITE(host, SDIO, reg);
+       /* Set maximum timeout */
+-      OMAP_MMC_WRITE(host, CTO, 0xff);
++      OMAP_MMC_WRITE(host, CTO, 0xfd);
+ }
+ 
+ static inline void set_data_timeout(struct mmc_omap_host *host, struct 
mmc_request *req)
+diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c 
b/drivers/net/ethernet/cisco/enic/enic_main.c
+index 89acf7bc4cf9..b73d9ba9496c 100644
+--- a/drivers/net/ethernet/cisco/enic/enic_main.c
++++ b/drivers/net/ethernet/cisco/enic/enic_main.c
+@@ -120,7 +120,7 @@ static void enic_init_affinity_hint(struct enic *enic)
+ 
+       for (i = 0; i < enic->intr_count; i++) {
+               if (enic_is_err_intr(enic, i) || enic_is_notify_intr(enic, i) ||
+-                  (enic->msix[i].affinity_mask &&
++                  (cpumask_available(enic->msix[i].affinity_mask) &&
+                    !cpumask_empty(enic->msix[i].affinity_mask)))
+                       continue;
+               if (zalloc_cpumask_var(&enic->msix[i].affinity_mask,
+@@ -149,7 +149,7 @@ static void enic_set_affinity_hint(struct enic *enic)
+       for (i = 0; i < enic->intr_count; i++) {
+               if (enic_is_err_intr(enic, i)           ||
+                   enic_is_notify_intr(enic, i)        ||
+-                  !enic->msix[i].affinity_mask        ||
++                  !cpumask_available(enic->msix[i].affinity_mask) ||
+                   cpumask_empty(enic->msix[i].affinity_mask))
+                       continue;
+               err = irq_set_affinity_hint(enic->msix_entry[i].vector,
+@@ -162,7 +162,7 @@ static void enic_set_affinity_hint(struct enic *enic)
+       for (i = 0; i < enic->wq_count; i++) {
+               int wq_intr = enic_msix_wq_intr(enic, i);
+ 
+-              if (enic->msix[wq_intr].affinity_mask &&
++              if (cpumask_available(enic->msix[wq_intr].affinity_mask) &&
+                   !cpumask_empty(enic->msix[wq_intr].affinity_mask))
+                       netif_set_xps_queue(enic->netdev,
+                                           enic->msix[wq_intr].affinity_mask,
+diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c 
b/drivers/net/ethernet/intel/e1000e/netdev.c
+index 6855b3380a83..8bbedfc9c48f 100644
+--- a/drivers/net/ethernet/intel/e1000e/netdev.c
++++ b/drivers/net/ethernet/intel/e1000e/netdev.c
+@@ -2121,7 +2121,7 @@ static int e1000_request_msix(struct e1000_adapter 
*adapter)
+       if (strlen(netdev->name) < (IFNAMSIZ - 5))
+               snprintf(adapter->rx_ring->name,
+                        sizeof(adapter->rx_ring->name) - 1,
+-                       "%s-rx-0", netdev->name);
++                       "%.14s-rx-0", netdev->name);
+       else
+               memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ);
+       err = request_irq(adapter->msix_entries[vector].vector,
+@@ -2137,7 +2137,7 @@ static int e1000_request_msix(struct e1000_adapter 
*adapter)
+       if (strlen(netdev->name) < (IFNAMSIZ - 5))
+               snprintf(adapter->tx_ring->name,
+                        sizeof(adapter->tx_ring->name) - 1,
+-                       "%s-tx-0", netdev->name);
++                       "%.14s-tx-0", netdev->name);
+       else
+               memcpy(adapter->tx_ring->name, netdev->name, IFNAMSIZ);
+       err = request_irq(adapter->msix_entries[vector].vector,
+@@ -5291,8 +5291,13 @@ static void e1000_watchdog_task(struct work_struct 
*work)
+                       /* 8000ES2LAN requires a Rx packet buffer work-around
+                        * on link down event; reset the controller to flush
+                        * the Rx packet buffer.
++                       *
++                       * If the link is lost the controller stops DMA, but
++                       * if there is queued Tx work it cannot be done.  So
++                       * reset the controller to flush the Tx packet buffers.
+                        */
+-                      if (adapter->flags & FLAG_RX_NEEDS_RESTART)
++                      if ((adapter->flags & FLAG_RX_NEEDS_RESTART) ||
++                          e1000_desc_unused(tx_ring) + 1 < tx_ring->count)
+                               adapter->flags |= FLAG_RESTART_NOW;
+                       else
+                               pm_schedule_suspend(netdev->dev.parent,
+@@ -5315,14 +5320,6 @@ link_up:
+       adapter->gotc_old = adapter->stats.gotc;
+       spin_unlock(&adapter->stats64_lock);
+ 
+-      /* If the link is lost the controller stops DMA, but
+-       * if there is queued Tx work it cannot be done.  So
+-       * reset the controller to flush the Tx packet buffers.
+-       */
+-      if (!netif_carrier_ok(netdev) &&
+-          (e1000_desc_unused(tx_ring) + 1 < tx_ring->count))
+-              adapter->flags |= FLAG_RESTART_NOW;
+-
+       /* If reset is necessary, do it outside of interrupt context. */
+       if (adapter->flags & FLAG_RESTART_NOW) {
+               schedule_work(&adapter->reset_task);
+diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c 
b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+index 22a5916e477e..cc847e0cac2d 100644
+--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
++++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+@@ -1565,7 +1565,7 @@ static void mlxsw_sp_port_get_prio_strings(u8 **p, int 
prio)
+       int i;
+ 
+       for (i = 0; i < MLXSW_SP_PORT_HW_PRIO_STATS_LEN; i++) {
+-              snprintf(*p, ETH_GSTRING_LEN, "%s_%d",
++              snprintf(*p, ETH_GSTRING_LEN, "%.29s_%.1d",
+                        mlxsw_sp_port_hw_prio_stats[i].str, prio);
+               *p += ETH_GSTRING_LEN;
+       }
+@@ -1576,7 +1576,7 @@ static void mlxsw_sp_port_get_tc_strings(u8 **p, int tc)
+       int i;
+ 
+       for (i = 0; i < MLXSW_SP_PORT_HW_TC_STATS_LEN; i++) {
+-              snprintf(*p, ETH_GSTRING_LEN, "%s_%d",
++              snprintf(*p, ETH_GSTRING_LEN, "%.29s_%.1d",
+                        mlxsw_sp_port_hw_tc_stats[i].str, tc);
+               *p += ETH_GSTRING_LEN;
+       }
+diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c 
b/drivers/net/wireless/ath/wil6210/cfg80211.c
+index d117240d9a73..b8eeaef17edc 100644
+--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
++++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
+@@ -1005,6 +1005,12 @@ static int _wil_cfg80211_merge_extra_ies(const u8 
*ies1, u16 ies1_len,
+       u8 *buf, *dpos;
+       const u8 *spos;
+ 
++      if (!ies1)
++              ies1_len = 0;
++
++      if (!ies2)
++              ies2_len = 0;
++
+       if (ies1_len == 0 && ies2_len == 0) {
+               *merged_ies = NULL;
+               *merged_len = 0;
+@@ -1014,17 +1020,19 @@ static int _wil_cfg80211_merge_extra_ies(const u8 
*ies1, u16 ies1_len,
+       buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL);
+       if (!buf)
+               return -ENOMEM;
+-      memcpy(buf, ies1, ies1_len);
++      if (ies1)
++              memcpy(buf, ies1, ies1_len);
+       dpos = buf + ies1_len;
+       spos = ies2;
+-      while (spos + 1 < ies2 + ies2_len) {
++      while (spos && (spos + 1 < ies2 + ies2_len)) {
+               /* IE tag at offset 0, length at offset 1 */
+               u16 ielen = 2 + spos[1];
+ 
+               if (spos + ielen > ies2 + ies2_len)
+                       break;
+               if (spos[0] == WLAN_EID_VENDOR_SPECIFIC &&
+-                  !_wil_cfg80211_find_ie(ies1, ies1_len, spos, ielen)) {
++                  (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len,
++                                                   spos, ielen))) {
+                       memcpy(dpos, spos, ielen);
+                       dpos += ielen;
+               }
+diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c 
b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
+index e58a50d31d96..c21f8bd32d08 100644
+--- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
++++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
+@@ -475,7 +475,7 @@ static void iwl_pcie_rx_allocator(struct iwl_trans *trans)
+       struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
+       struct iwl_rb_allocator *rba = &trans_pcie->rba;
+       struct list_head local_empty;
+-      int pending = atomic_xchg(&rba->req_pending, 0);
++      int pending = atomic_read(&rba->req_pending);
+ 
+       IWL_DEBUG_RX(trans, "Pending allocation requests = %d\n", pending);
+ 
+@@ -530,11 +530,13 @@ static void iwl_pcie_rx_allocator(struct iwl_trans 
*trans)
+                       i++;
+               }
+ 
++              atomic_dec(&rba->req_pending);
+               pending--;
++
+               if (!pending) {
+-                      pending = atomic_xchg(&rba->req_pending, 0);
++                      pending = atomic_read(&rba->req_pending);
+                       IWL_DEBUG_RX(trans,
+-                                   "Pending allocation requests = %d\n",
++                                   "Got more pending allocation requests = 
%d\n",
+                                    pending);
+               }
+ 
+@@ -546,12 +548,15 @@ static void iwl_pcie_rx_allocator(struct iwl_trans 
*trans)
+               spin_unlock(&rba->lock);
+ 
+               atomic_inc(&rba->req_ready);
++
+       }
+ 
+       spin_lock(&rba->lock);
+       /* return unused rbds to the allocator empty list */
+       list_splice_tail(&local_empty, &rba->rbd_empty);
+       spin_unlock(&rba->lock);
++
++      IWL_DEBUG_RX(trans, "%s, exit.\n", __func__);
+ }
+ 
+ /*
+diff --git a/drivers/net/wireless/mediatek/mt7601u/eeprom.h 
b/drivers/net/wireless/mediatek/mt7601u/eeprom.h
+index 662d12703b69..57b503ae63f1 100644
+--- a/drivers/net/wireless/mediatek/mt7601u/eeprom.h
++++ b/drivers/net/wireless/mediatek/mt7601u/eeprom.h
+@@ -17,7 +17,7 @@
+ 
+ struct mt7601u_dev;
+ 
+-#define MT7601U_EE_MAX_VER                    0x0c
++#define MT7601U_EE_MAX_VER                    0x0d
+ #define MT7601U_EEPROM_SIZE                   256
+ 
+ #define MT7601U_DEFAULT_TX_POWER              6
+diff --git a/drivers/net/wireless/ti/wlcore/main.c 
b/drivers/net/wireless/ti/wlcore/main.c
+index 5438975c7ff2..17d32ce5d16b 100644
+--- a/drivers/net/wireless/ti/wlcore/main.c
++++ b/drivers/net/wireless/ti/wlcore/main.c
+@@ -1058,8 +1058,11 @@ static int wl12xx_chip_wakeup(struct wl1271 *wl, bool 
plt)
+               goto out;
+ 
+       ret = wl12xx_fetch_firmware(wl, plt);
+-      if (ret < 0)
+-              goto out;
++      if (ret < 0) {
++              kfree(wl->fw_status);
++              kfree(wl->raw_fw_status);
++              kfree(wl->tx_res_if);
++      }
+ 
+ out:
+       return ret;
+diff --git a/drivers/regulator/act8865-regulator.c 
b/drivers/regulator/act8865-regulator.c
+index 7652477e6a9d..39e8d60df060 100644
+--- a/drivers/regulator/act8865-regulator.c
++++ b/drivers/regulator/act8865-regulator.c
+@@ -131,7 +131,7 @@
+  * ACT8865 voltage number
+  */
+ #define       ACT8865_VOLTAGE_NUM     64
+-#define ACT8600_SUDCDC_VOLTAGE_NUM    255
++#define ACT8600_SUDCDC_VOLTAGE_NUM    256
+ 
+ struct act8865 {
+       struct regmap *regmap;
+@@ -222,7 +222,8 @@ static const struct regulator_linear_range 
act8600_sudcdc_voltage_ranges[] = {
+       REGULATOR_LINEAR_RANGE(3000000, 0, 63, 0),
+       REGULATOR_LINEAR_RANGE(3000000, 64, 159, 100000),
+       REGULATOR_LINEAR_RANGE(12600000, 160, 191, 200000),
+-      REGULATOR_LINEAR_RANGE(19000000, 191, 255, 400000),
++      REGULATOR_LINEAR_RANGE(19000000, 192, 247, 400000),
++      REGULATOR_LINEAR_RANGE(41400000, 248, 255, 0),
+ };
+ 
+ static struct regulator_ops act8865_ops = {
+diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c 
b/drivers/scsi/hisi_sas/hisi_sas_main.c
+index 2f872f784e10..5252dd5d3f4b 100644
+--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
++++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
+@@ -10,6 +10,7 @@
+  */
+ 
+ #include "hisi_sas.h"
++#include "../libsas/sas_internal.h"
+ #define DRV_NAME "hisi_sas"
+ 
+ #define DEV_IS_GONE(dev) \
+@@ -1128,9 +1129,18 @@ static void hisi_sas_port_deformed(struct asd_sas_phy 
*sas_phy)
+ 
+ static void hisi_sas_phy_disconnected(struct hisi_sas_phy *phy)
+ {
++      struct asd_sas_phy *sas_phy = &phy->sas_phy;
++      struct sas_phy *sphy = sas_phy->phy;
++      struct sas_phy_data *d = sphy->hostdata;
++
+       phy->phy_attached = 0;
+       phy->phy_type = 0;
+       phy->port = NULL;
++
++      if (d->enable)
++              sphy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN;
++      else
++              sphy->negotiated_linkrate = SAS_PHY_DISABLED;
+ }
+ 
+ void hisi_sas_phy_down(struct hisi_hba *hisi_hba, int phy_no, int rdy)
+diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c 
b/drivers/scsi/megaraid/megaraid_sas_base.c
+index 5de024a50e15..5b1c37e3913c 100644
+--- a/drivers/scsi/megaraid/megaraid_sas_base.c
++++ b/drivers/scsi/megaraid/megaraid_sas_base.c
+@@ -3956,6 +3956,7 @@ int megasas_alloc_cmds(struct megasas_instance *instance)
+       if (megasas_create_frame_pool(instance)) {
+               dev_printk(KERN_DEBUG, &instance->pdev->dev, "Error creating 
frame DMA pool\n");
+               megasas_free_cmds(instance);
++              return -ENOMEM;
+       }
+ 
+       return 0;
+diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
+index 27a6d3c6cb7c..67f6f134abc4 100644
+--- a/drivers/scsi/scsi_scan.c
++++ b/drivers/scsi/scsi_scan.c
+@@ -219,7 +219,7 @@ static struct scsi_device *scsi_alloc_sdev(struct 
scsi_target *starget,
+       struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
+ 
+       sdev = kzalloc(sizeof(*sdev) + shost->transportt->device_size,
+-                     GFP_ATOMIC);
++                     GFP_KERNEL);
+       if (!sdev)
+               goto out;
+ 
+@@ -796,7 +796,7 @@ static int scsi_add_lun(struct scsi_device *sdev, unsigned 
char *inq_result,
+        */
+       sdev->inquiry = kmemdup(inq_result,
+                               max_t(size_t, sdev->inquiry_len, 36),
+-                              GFP_ATOMIC);
++                              GFP_KERNEL);
+       if (sdev->inquiry == NULL)
+               return SCSI_SCAN_NO_RESPONSE;
+ 
+@@ -1095,7 +1095,7 @@ static int scsi_probe_and_add_lun(struct scsi_target 
*starget,
+       if (!sdev)
+               goto out;
+ 
+-      result = kmalloc(result_len, GFP_ATOMIC |
++      result = kmalloc(result_len, GFP_KERNEL |
+                       ((shost->unchecked_isa_dma) ? __GFP_DMA : 0));
+       if (!result)
+               goto out_free_sdev;
+diff --git a/drivers/soc/qcom/qcom_gsbi.c b/drivers/soc/qcom/qcom_gsbi.c
+index 09c669e70d63..038abc377fdb 100644
+--- a/drivers/soc/qcom/qcom_gsbi.c
++++ b/drivers/soc/qcom/qcom_gsbi.c
+@@ -138,7 +138,7 @@ static int gsbi_probe(struct platform_device *pdev)
+       struct resource *res;
+       void __iomem *base;
+       struct gsbi_info *gsbi;
+-      int i;
++      int i, ret;
+       u32 mask, gsbi_num;
+       const struct crci_config *config = NULL;
+ 
+@@ -221,7 +221,10 @@ static int gsbi_probe(struct platform_device *pdev)
+ 
+       platform_set_drvdata(pdev, gsbi);
+ 
+-      return of_platform_populate(node, NULL, NULL, &pdev->dev);
++      ret = of_platform_populate(node, NULL, NULL, &pdev->dev);
++      if (ret)
++              clk_disable_unprepare(gsbi->hclk);
++      return ret;
+ }
+ 
+ static int gsbi_remove(struct platform_device *pdev)
+diff --git a/drivers/soc/tegra/fuse/fuse-tegra.c 
b/drivers/soc/tegra/fuse/fuse-tegra.c
+index de2c1bfe28b5..c4f5e5bbb8dc 100644
+--- a/drivers/soc/tegra/fuse/fuse-tegra.c
++++ b/drivers/soc/tegra/fuse/fuse-tegra.c
+@@ -131,13 +131,17 @@ static int tegra_fuse_probe(struct platform_device *pdev)
+       /* take over the memory region from the early initialization */
+       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+       fuse->base = devm_ioremap_resource(&pdev->dev, res);
+-      if (IS_ERR(fuse->base))
+-              return PTR_ERR(fuse->base);
++      if (IS_ERR(fuse->base)) {
++              err = PTR_ERR(fuse->base);
++              fuse->base = base;
++              return err;
++      }
+ 
+       fuse->clk = devm_clk_get(&pdev->dev, "fuse");
+       if (IS_ERR(fuse->clk)) {
+               dev_err(&pdev->dev, "failed to get FUSE clock: %ld",
+                       PTR_ERR(fuse->clk));
++              fuse->base = base;
+               return PTR_ERR(fuse->clk);
+       }
+ 
+@@ -146,8 +150,10 @@ static int tegra_fuse_probe(struct platform_device *pdev)
+ 
+       if (fuse->soc->probe) {
+               err = fuse->soc->probe(fuse);
+-              if (err < 0)
++              if (err < 0) {
++                      fuse->base = base;
+                       return err;
++              }
+       }
+ 
+       if (tegra_fuse_create_sysfs(&pdev->dev, fuse->soc->info->size,
+diff --git a/drivers/tty/serial/atmel_serial.c 
b/drivers/tty/serial/atmel_serial.c
+index d8e1945cb627..ef688aadb032 100644
+--- a/drivers/tty/serial/atmel_serial.c
++++ b/drivers/tty/serial/atmel_serial.c
+@@ -175,6 +175,8 @@ struct atmel_uart_port {
+       unsigned int            pending_status;
+       spinlock_t              lock_suspended;
+ 
++      bool                    hd_start_rx;    /* can start RX during 
half-duplex operation */
++
+       int (*prepare_rx)(struct uart_port *port);
+       int (*prepare_tx)(struct uart_port *port);
+       void (*schedule_rx)(struct uart_port *port);
+@@ -241,6 +243,12 @@ static inline void atmel_uart_write_char(struct uart_port 
*port, u8 value)
+ 
+ #endif
+ 
++static inline int atmel_uart_is_half_duplex(struct uart_port *port)
++{
++      return (port->rs485.flags & SER_RS485_ENABLED) &&
++              !(port->rs485.flags & SER_RS485_RX_DURING_TX);
++}
++
+ #ifdef CONFIG_SERIAL_ATMEL_PDC
+ static bool atmel_use_pdc_rx(struct uart_port *port)
+ {
+@@ -492,9 +500,9 @@ static void atmel_stop_tx(struct uart_port *port)
+       /* Disable interrupts */
+       atmel_uart_writel(port, ATMEL_US_IDR, atmel_port->tx_done_mask);
+ 
+-      if ((port->rs485.flags & SER_RS485_ENABLED) &&
+-          !(port->rs485.flags & SER_RS485_RX_DURING_TX))
++      if (atmel_uart_is_half_duplex(port))
+               atmel_start_rx(port);
++
+ }
+ 
+ /*
+@@ -511,8 +519,7 @@ static void atmel_start_tx(struct uart_port *port)
+               return;
+ 
+       if (atmel_use_pdc_tx(port) || atmel_use_dma_tx(port))
+-              if ((port->rs485.flags & SER_RS485_ENABLED) &&
+-                  !(port->rs485.flags & SER_RS485_RX_DURING_TX))
++              if (atmel_uart_is_half_duplex(port))
+                       atmel_stop_rx(port);
+ 
+       if (atmel_use_pdc_tx(port))
+@@ -809,10 +816,14 @@ static void atmel_complete_tx_dma(void *arg)
+        */
+       if (!uart_circ_empty(xmit))
+               atmel_tasklet_schedule(atmel_port, &atmel_port->tasklet_tx);
+-      else if ((port->rs485.flags & SER_RS485_ENABLED) &&
+-               !(port->rs485.flags & SER_RS485_RX_DURING_TX)) {
+-              /* DMA done, stop TX, start RX for RS485 */
+-              atmel_start_rx(port);
++      else if (atmel_uart_is_half_duplex(port)) {
++              /*
++               * DMA done, re-enable TXEMPTY and signal that we can stop
++               * TX and start RX for RS485
++               */
++              atmel_port->hd_start_rx = true;
++              atmel_uart_writel(port, ATMEL_US_IER,
++                                atmel_port->tx_done_mask);
+       }
+ 
+       spin_unlock_irqrestore(&port->lock, flags);
+@@ -1257,9 +1268,20 @@ atmel_handle_transmit(struct uart_port *port, unsigned 
int pending)
+       struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
+ 
+       if (pending & atmel_port->tx_done_mask) {
+-              /* Either PDC or interrupt transmission */
+               atmel_uart_writel(port, ATMEL_US_IDR,
+                                 atmel_port->tx_done_mask);
++
++              /* Start RX if flag was set and FIFO is empty */
++              if (atmel_port->hd_start_rx) {
++                      if (!(atmel_uart_readl(port, ATMEL_US_CSR)
++                                      & ATMEL_US_TXEMPTY))
++                              dev_warn(port->dev, "Should start RX, but TX 
fifo is not empty\n");
++
++                      atmel_port->hd_start_rx = false;
++                      atmel_start_rx(port);
++                      return;
++              }
++
+               atmel_tasklet_schedule(atmel_port, &atmel_port->tasklet_tx);
+       }
+ }
+@@ -1386,8 +1408,7 @@ static void atmel_tx_pdc(struct uart_port *port)
+               atmel_uart_writel(port, ATMEL_US_IER,
+                                 atmel_port->tx_done_mask);
+       } else {
+-              if ((port->rs485.flags & SER_RS485_ENABLED) &&
+-                  !(port->rs485.flags & SER_RS485_RX_DURING_TX)) {
++              if (atmel_uart_is_half_duplex(port)) {
+                       /* DMA done, stop TX, start RX for RS485 */
+                       atmel_start_rx(port);
+               }
+diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c
+index 41b9a7ccce08..ca9c82ee6c35 100644
+--- a/drivers/tty/tty_buffer.c
++++ b/drivers/tty/tty_buffer.c
+@@ -25,7 +25,7 @@
+  * Byte threshold to limit memory consumption for flip buffers.
+  * The actual memory limit is > 2x this amount.
+  */
+-#define TTYB_DEFAULT_MEM_LIMIT        65536
++#define TTYB_DEFAULT_MEM_LIMIT        (640 * 1024UL)
+ 
+ /*
+  * We default to dicing tty buffer allocations to this many characters
+diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
+index 64c6af2c8559..e96e3a5808b3 100644
+--- a/drivers/usb/chipidea/core.c
++++ b/drivers/usb/chipidea/core.c
+@@ -901,8 +901,15 @@ static int ci_hdrc_probe(struct platform_device *pdev)
+       } else if (ci->platdata->usb_phy) {
+               ci->usb_phy = ci->platdata->usb_phy;
+       } else {
++              ci->usb_phy = devm_usb_get_phy_by_phandle(dev->parent, "phys",
++                                                        0);
+               ci->phy = devm_phy_get(dev->parent, "usb-phy");
+-              ci->usb_phy = devm_usb_get_phy(dev->parent, USB_PHY_TYPE_USB2);
++
++              /* Fallback to grabbing any registered USB2 PHY */
++              if (IS_ERR(ci->usb_phy) &&
++                  PTR_ERR(ci->usb_phy) != -EPROBE_DEFER)
++                      ci->usb_phy = devm_usb_get_phy(dev->parent,
++                                                     USB_PHY_TYPE_USB2);
+ 
+               /* if both generic PHY and USB PHY layers aren't enabled */
+               if (PTR_ERR(ci->phy) == -ENOSYS &&
+diff --git a/drivers/usb/gadget/function/f_fs.c 
b/drivers/usb/gadget/function/f_fs.c
+index 04eb64381d92..927ac0ee09b7 100644
+--- a/drivers/usb/gadget/function/f_fs.c
++++ b/drivers/usb/gadget/function/f_fs.c
+@@ -1008,6 +1008,7 @@ static ssize_t ffs_epfile_io(struct file *file, struct 
ffs_io_data *io_data)
+                        * condition with req->complete callback.
+                        */
+                       usb_ep_dequeue(ep->ep, req);
++                      wait_for_completion(&done);
+                       interrupted = ep->status < 0;
+               }
+ 
+diff --git a/drivers/video/fbdev/core/fbmem.c 
b/drivers/video/fbdev/core/fbmem.c
+index a1d93151c059..c928190666ac 100644
+--- a/drivers/video/fbdev/core/fbmem.c
++++ b/drivers/video/fbdev/core/fbmem.c
+@@ -425,6 +425,9 @@ static void fb_do_show_logo(struct fb_info *info, struct 
fb_image *image,
+ {
+       unsigned int x;
+ 
++      if (image->width > info->var.xres || image->height > info->var.yres)
++              return;
++
+       if (rotate == FB_ROTATE_UR) {
+               for (x = 0;
+                    x < num && image->dx + image->width <= info->var.xres;
+diff --git a/fs/buffer.c b/fs/buffer.c
+index e0d46d47e358..a89be9741d12 100644
+--- a/fs/buffer.c
++++ b/fs/buffer.c
+@@ -3041,6 +3041,13 @@ void guard_bio_eod(int op, struct bio *bio)
+       /* Uhhuh. We've got a bio that straddles the device size! */
+       truncated_bytes = bio->bi_iter.bi_size - (maxsector << 9);
+ 
++      /*
++       * The bio contains more than one segment which spans EOD, just return
++       * and let IO layer turn it into an EIO
++       */
++      if (truncated_bytes > bvec->bv_len)
++              return;
++
+       /* Truncate the bio.. */
+       bio->bi_iter.bi_size -= truncated_bytes;
+       bvec->bv_len -= truncated_bytes;
+diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c
+index 9156be545b0f..4660208132a2 100644
+--- a/fs/cifs/cifs_dfs_ref.c
++++ b/fs/cifs/cifs_dfs_ref.c
+@@ -271,9 +271,9 @@ static void dump_referral(const struct dfs_info3_param 
*ref)
+ {
+       cifs_dbg(FYI, "DFS: ref path: %s\n", ref->path_name);
+       cifs_dbg(FYI, "DFS: node path: %s\n", ref->node_name);
+-      cifs_dbg(FYI, "DFS: fl: %hd, srv_type: %hd\n",
++      cifs_dbg(FYI, "DFS: fl: %d, srv_type: %d\n",
+                ref->flags, ref->server_type);
+-      cifs_dbg(FYI, "DFS: ref_flags: %hd, path_consumed: %hd\n",
++      cifs_dbg(FYI, "DFS: ref_flags: %d, path_consumed: %d\n",
+                ref->ref_flag, ref->path_consumed);
+ }
+ 
+diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
+index 33e65b71c49a..f291ed0c155d 100644
+--- a/fs/cifs/connect.c
++++ b/fs/cifs/connect.c
+@@ -1201,6 +1201,11 @@ cifs_parse_devname(const char *devname, struct smb_vol 
*vol)
+       const char *delims = "/\\";
+       size_t len;
+ 
++      if (unlikely(!devname || !*devname)) {
++              cifs_dbg(VFS, "Device name not specified.\n");
++              return -EINVAL;
++      }
++
+       /* make sure we have a valid UNC double delimiter prefix */
+       len = strspn(devname, delims);
+       if (len != 2)
+diff --git a/fs/cifs/file.c b/fs/cifs/file.c
+index 1c5099fffaec..7d295bf283ca 100644
+--- a/fs/cifs/file.c
++++ b/fs/cifs/file.c
+@@ -1627,8 +1627,20 @@ cifs_setlk(struct file *file, struct file_lock *flock, 
__u32 type,
+               rc = server->ops->mand_unlock_range(cfile, flock, xid);
+ 
+ out:
+-      if (flock->fl_flags & FL_POSIX && !rc)
++      if (flock->fl_flags & FL_POSIX) {
++              /*
++               * If this is a request to remove all locks because we
++               * are closing the file, it doesn't matter if the
++               * unlocking failed as both cifs.ko and the SMB server
++               * remove the lock on file close
++               */
++              if (rc) {
++                      cifs_dbg(VFS, "%s failed rc=%d\n", __func__, rc);
++                      if (!(flock->fl_flags & FL_CLOSE))
++                              return rc;
++              }
+               rc = locks_lock_file_wait(file, flock);
++      }
+       return rc;
+ }
+ 
+diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c
+index efd72e1fae74..f7a9adab0b84 100644
+--- a/fs/cifs/smb1ops.c
++++ b/fs/cifs/smb1ops.c
+@@ -305,7 +305,7 @@ coalesce_t2(char *second_buf, struct smb_hdr *target_hdr)
+       remaining = tgt_total_cnt - total_in_tgt;
+ 
+       if (remaining < 0) {
+-              cifs_dbg(FYI, "Server sent too much data. tgt_total_cnt=%hu 
total_in_tgt=%hu\n",
++              cifs_dbg(FYI, "Server sent too much data. tgt_total_cnt=%hu 
total_in_tgt=%u\n",
+                        tgt_total_cnt, total_in_tgt);
+               return -EPROTO;
+       }
+diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c
+index 14007e621d2a..d2844fe9040d 100644
+--- a/fs/ext4/indirect.c
++++ b/fs/ext4/indirect.c
+@@ -1217,6 +1217,7 @@ int ext4_ind_remove_space(handle_t *handle, struct inode 
*inode,
+       ext4_lblk_t offsets[4], offsets2[4];
+       Indirect chain[4], chain2[4];
+       Indirect *partial, *partial2;
++      Indirect *p = NULL, *p2 = NULL;
+       ext4_lblk_t max_block;
+       __le32 nr = 0, nr2 = 0;
+       int n = 0, n2 = 0;
+@@ -1258,7 +1259,7 @@ int ext4_ind_remove_space(handle_t *handle, struct inode 
*inode,
+               }
+ 
+ 
+-              partial = ext4_find_shared(inode, n, offsets, chain, &nr);
++              partial = p = ext4_find_shared(inode, n, offsets, chain, &nr);
+               if (nr) {
+                       if (partial == chain) {
+                               /* Shared branch grows from the inode */
+@@ -1283,13 +1284,11 @@ int ext4_ind_remove_space(handle_t *handle, struct 
inode *inode,
+                               partial->p + 1,
+                               (__le32 *)partial->bh->b_data+addr_per_block,
+                               (chain+n-1) - partial);
+-                      BUFFER_TRACE(partial->bh, "call brelse");
+-                      brelse(partial->bh);
+                       partial--;
+               }
+ 
+ end_range:
+-              partial2 = ext4_find_shared(inode, n2, offsets2, chain2, &nr2);
++              partial2 = p2 = ext4_find_shared(inode, n2, offsets2, chain2, 
&nr2);
+               if (nr2) {
+                       if (partial2 == chain2) {
+                               /*
+@@ -1319,16 +1318,14 @@ end_range:
+                                          (__le32 *)partial2->bh->b_data,
+                                          partial2->p,
+                                          (chain2+n2-1) - partial2);
+-                      BUFFER_TRACE(partial2->bh, "call brelse");
+-                      brelse(partial2->bh);
+                       partial2--;
+               }
+               goto do_indirects;
+       }
+ 
+       /* Punch happened within the same level (n == n2) */
+-      partial = ext4_find_shared(inode, n, offsets, chain, &nr);
+-      partial2 = ext4_find_shared(inode, n2, offsets2, chain2, &nr2);
++      partial = p = ext4_find_shared(inode, n, offsets, chain, &nr);
++      partial2 = p2 = ext4_find_shared(inode, n2, offsets2, chain2, &nr2);
+ 
+       /* Free top, but only if partial2 isn't its subtree. */
+       if (nr) {
+@@ -1385,15 +1382,7 @@ end_range:
+                                          partial->p + 1,
+                                          partial2->p,
+                                          (chain+n-1) - partial);
+-                      while (partial > chain) {
+-                              BUFFER_TRACE(partial->bh, "call brelse");
+-                              brelse(partial->bh);
+-                      }
+-                      while (partial2 > chain2) {
+-                              BUFFER_TRACE(partial2->bh, "call brelse");
+-                              brelse(partial2->bh);
+-                      }
+-                      return 0;
++                      goto cleanup;
+               }
+ 
+               /*
+@@ -1408,8 +1397,6 @@ end_range:
+                                          partial->p + 1,
+                                          (__le32 
*)partial->bh->b_data+addr_per_block,
+                                          (chain+n-1) - partial);
+-                      BUFFER_TRACE(partial->bh, "call brelse");
+-                      brelse(partial->bh);
+                       partial--;
+               }
+               if (partial2 > chain2 && depth2 <= depth) {
+@@ -1417,11 +1404,21 @@ end_range:
+                                          (__le32 *)partial2->bh->b_data,
+                                          partial2->p,
+                                          (chain2+n2-1) - partial2);
+-                      BUFFER_TRACE(partial2->bh, "call brelse");
+-                      brelse(partial2->bh);
+                       partial2--;
+               }
+       }
++
++cleanup:
++      while (p && p > chain) {
++              BUFFER_TRACE(p->bh, "call brelse");
++              brelse(p->bh);
++              p--;
++      }
++      while (p2 && p2 > chain2) {
++              BUFFER_TRACE(p2->bh, "call brelse");
++              brelse(p2->bh);
++              p2--;
++      }
+       return 0;
+ 
+ do_indirects:
+@@ -1429,7 +1426,7 @@ do_indirects:
+       switch (offsets[0]) {
+       default:
+               if (++n >= n2)
+-                      return 0;
++                      break;
+               nr = i_data[EXT4_IND_BLOCK];
+               if (nr) {
+                       ext4_free_branches(handle, inode, NULL, &nr, &nr+1, 1);
+@@ -1437,7 +1434,7 @@ do_indirects:
+               }
+       case EXT4_IND_BLOCK:
+               if (++n >= n2)
+-                      return 0;
++                      break;
+               nr = i_data[EXT4_DIND_BLOCK];
+               if (nr) {
+                       ext4_free_branches(handle, inode, NULL, &nr, &nr+1, 2);
+@@ -1445,7 +1442,7 @@ do_indirects:
+               }
+       case EXT4_DIND_BLOCK:
+               if (++n >= n2)
+-                      return 0;
++                      break;
+               nr = i_data[EXT4_TIND_BLOCK];
+               if (nr) {
+                       ext4_free_branches(handle, inode, NULL, &nr, &nr+1, 3);
+@@ -1454,5 +1451,5 @@ do_indirects:
+       case EXT4_TIND_BLOCK:
+               ;
+       }
+-      return 0;
++      goto cleanup;
+ }
+diff --git a/fs/f2fs/trace.c b/fs/f2fs/trace.c
+index 73b4e1d1912a..501c283761d2 100644
+--- a/fs/f2fs/trace.c
++++ b/fs/f2fs/trace.c
+@@ -61,6 +61,7 @@ void f2fs_trace_pid(struct page *page)
+ 
+       page->private = pid;
+ 
++retry:
+       if (radix_tree_preload(GFP_NOFS))
+               return;
+ 
+@@ -71,7 +72,12 @@ void f2fs_trace_pid(struct page *page)
+       if (p)
+               radix_tree_delete(&pids, pid);
+ 
+-      f2fs_radix_tree_insert(&pids, pid, current);
++      if (radix_tree_insert(&pids, pid, current)) {
++              spin_unlock(&pids_lock);
++              radix_tree_preload_end();
++              cond_resched();
++              goto retry;
++      }
+ 
+       trace_printk("%3x:%3x %4x %-16s\n",
+                       MAJOR(inode->i_sb->s_dev), MINOR(inode->i_sb->s_dev),
+diff --git a/fs/file.c b/fs/file.c
+index 69d6990e3021..09aac4d4729b 100644
+--- a/fs/file.c
++++ b/fs/file.c
+@@ -475,6 +475,7 @@ struct files_struct init_files = {
+               .full_fds_bits  = init_files.full_fds_bits_init,
+       },
+       .file_lock      = __SPIN_LOCK_UNLOCKED(init_files.file_lock),
++      .resize_wait    = __WAIT_QUEUE_HEAD_INITIALIZER(init_files.resize_wait),
+ };
+ 
+ static unsigned int find_next_fd(struct fdtable *fdt, unsigned int start)
+diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
+index 31f8ca046639..10ec27676191 100644
+--- a/fs/jbd2/commit.c
++++ b/fs/jbd2/commit.c
+@@ -700,9 +700,11 @@ void jbd2_journal_commit_transaction(journal_t *journal)
+                            the last tag we set up. */
+ 
+                       tag->t_flags |= cpu_to_be16(JBD2_FLAG_LAST_TAG);
+-
+-                      jbd2_descriptor_block_csum_set(journal, descriptor);
+ start_journal_io:
++                      if (descriptor)
++                              jbd2_descriptor_block_csum_set(journal,
++                                                      descriptor);
++
+                       for (i = 0; i < bufs; i++) {
+                               struct buffer_head *bh = wbuf[i];
+                               /*
+diff --git a/fs/ocfs2/cluster/nodemanager.c b/fs/ocfs2/cluster/nodemanager.c
+index c204ac9b49e5..81a0d5d82757 100644
+--- a/fs/ocfs2/cluster/nodemanager.c
++++ b/fs/ocfs2/cluster/nodemanager.c
+@@ -621,13 +621,15 @@ static void o2nm_node_group_drop_item(struct 
config_group *group,
+       struct o2nm_node *node = to_o2nm_node(item);
+       struct o2nm_cluster *cluster = 
to_o2nm_cluster(group->cg_item.ci_parent);
+ 
+-      o2net_disconnect_node(node);
++      if (cluster->cl_nodes[node->nd_num] == node) {
++              o2net_disconnect_node(node);
+ 
+-      if (cluster->cl_has_local &&
+-          (cluster->cl_local_node == node->nd_num)) {
+-              cluster->cl_has_local = 0;
+-              cluster->cl_local_node = O2NM_INVALID_NODE_NUM;
+-              o2net_stop_listening(node);
++              if (cluster->cl_has_local &&
++                  (cluster->cl_local_node == node->nd_num)) {
++                      cluster->cl_has_local = 0;
++                      cluster->cl_local_node = O2NM_INVALID_NODE_NUM;
++                      o2net_stop_listening(node);
++              }
+       }
+ 
+       /* XXX call into net to stop this node from trading messages */
+diff --git a/fs/read_write.c b/fs/read_write.c
+index 9819f7c6c8c5..6ab67b860159 100644
+--- a/fs/read_write.c
++++ b/fs/read_write.c
+@@ -1204,6 +1204,9 @@ COMPAT_SYSCALL_DEFINE5(preadv64v2, unsigned long, fd,
+               const struct compat_iovec __user *,vec,
+               unsigned long, vlen, loff_t, pos, int, flags)
+ {
++      if (pos == -1)
++              return do_compat_readv(fd, vec, vlen, flags);
++
+       return do_compat_preadv64(fd, vec, vlen, pos, flags);
+ }
+ #endif
+@@ -1310,6 +1313,9 @@ COMPAT_SYSCALL_DEFINE5(pwritev64v2, unsigned long, fd,
+               const struct compat_iovec __user *,vec,
+               unsigned long, vlen, loff_t, pos, int, flags)
+ {
++      if (pos == -1)
++              return do_compat_writev(fd, vec, vlen, flags);
++
+       return do_compat_pwritev64(fd, vec, vlen, pos, flags);
+ }
+ #endif
+diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
+index c9be57931b58..bb5547a83daf 100644
+--- a/include/linux/irqdesc.h
++++ b/include/linux/irqdesc.h
+@@ -61,6 +61,7 @@ struct irq_desc {
+       unsigned int            core_internal_state__do_not_mess_with_it;
+       unsigned int            depth;          /* nested irq disables */
+       unsigned int            wake_depth;     /* nested wake enables */
++      unsigned int            tot_count;
+       unsigned int            irq_count;      /* For detecting broken IRQs */
+       unsigned long           last_unhandled; /* Aging timer for unhandled 
count */
+       unsigned int            irqs_unhandled;
+diff --git a/include/linux/relay.h b/include/linux/relay.h
+index 68c1448e56bb..2560f8706408 100644
+--- a/include/linux/relay.h
++++ b/include/linux/relay.h
+@@ -65,7 +65,7 @@ struct rchan
+       struct kref kref;               /* channel refcount */
+       void *private_data;             /* for user-defined data */
+       size_t last_toobig;             /* tried to log event > subbuf size */
+-      struct rchan_buf ** __percpu buf; /* per-cpu channel buffers */
++      struct rchan_buf * __percpu *buf; /* per-cpu channel buffers */
+       int is_global;                  /* One global buffer ? */
+       struct list_head list;          /* for channel list */
+       struct dentry *parent;          /* parent dentry passed to open */
+diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
+index 19d0778ec382..121c8f99ecdd 100644
+--- a/include/linux/ring_buffer.h
++++ b/include/linux/ring_buffer.h
+@@ -125,7 +125,7 @@ ring_buffer_consume(struct ring_buffer *buffer, int cpu, 
u64 *ts,
+                   unsigned long *lost_events);
+ 
+ struct ring_buffer_iter *
+-ring_buffer_read_prepare(struct ring_buffer *buffer, int cpu);
++ring_buffer_read_prepare(struct ring_buffer *buffer, int cpu, gfp_t flags);
+ void ring_buffer_read_prepare_sync(void);
+ void ring_buffer_read_start(struct ring_buffer_iter *iter);
+ void ring_buffer_read_finish(struct ring_buffer_iter *iter);
+diff --git a/include/net/netfilter/br_netfilter.h 
b/include/net/netfilter/br_netfilter.h
+index 0b0c35c37125..238d1b83a45a 100644
+--- a/include/net/netfilter/br_netfilter.h
++++ b/include/net/netfilter/br_netfilter.h
+@@ -48,7 +48,6 @@ static inline struct rtable *bridge_parent_rtable(const 
struct net_device *dev)
+ }
+ 
+ struct net_device *setup_pre_routing(struct sk_buff *skb);
+-void br_netfilter_enable(void);
+ 
+ #if IS_ENABLED(CONFIG_IPV6)
+ int br_validate_ipv6(struct net *net, struct sk_buff *skb);
+diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
+index f30110e1b8c9..9e745cc0726d 100644
+--- a/kernel/irq/chip.c
++++ b/kernel/irq/chip.c
+@@ -729,7 +729,11 @@ void handle_percpu_irq(struct irq_desc *desc)
+ {
+       struct irq_chip *chip = irq_desc_get_chip(desc);
+ 
+-      kstat_incr_irqs_this_cpu(desc);
++      /*
++       * PER CPU interrupts are not serialized. Do not touch
++       * desc->tot_count.
++       */
++      __kstat_incr_irqs_this_cpu(desc);
+ 
+       if (chip->irq_ack)
+               chip->irq_ack(&desc->irq_data);
+@@ -758,7 +762,11 @@ void handle_percpu_devid_irq(struct irq_desc *desc)
+       unsigned int irq = irq_desc_get_irq(desc);
+       irqreturn_t res;
+ 
+-      kstat_incr_irqs_this_cpu(desc);
++      /*
++       * PER CPU interrupts are not serialized. Do not touch
++       * desc->tot_count.
++       */
++      __kstat_incr_irqs_this_cpu(desc);
+ 
+       if (chip->irq_ack)
+               chip->irq_ack(&desc->irq_data);
+diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
+index bc226e783bd2..22e3f29a30d8 100644
+--- a/kernel/irq/internals.h
++++ b/kernel/irq/internals.h
+@@ -199,12 +199,18 @@ static inline bool irqd_has_set(struct irq_data *d, 
unsigned int mask)
+ 
+ #undef __irqd_to_state
+ 
+-static inline void kstat_incr_irqs_this_cpu(struct irq_desc *desc)
++static inline void __kstat_incr_irqs_this_cpu(struct irq_desc *desc)
+ {
+       __this_cpu_inc(*desc->kstat_irqs);
+       __this_cpu_inc(kstat.irqs_sum);
+ }
+ 
++static inline void kstat_incr_irqs_this_cpu(struct irq_desc *desc)
++{
++      __kstat_incr_irqs_this_cpu(desc);
++      desc->tot_count++;
++}
++
+ static inline int irq_desc_get_node(struct irq_desc *desc)
+ {
+       return irq_common_data_get_node(&desc->irq_common_data);
+diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
+index 77977f55dff7..5e0ea17d01a6 100644
+--- a/kernel/irq/irqdesc.c
++++ b/kernel/irq/irqdesc.c
+@@ -109,6 +109,7 @@ static void desc_set_defaults(unsigned int irq, struct 
irq_desc *desc, int node,
+       desc->depth = 1;
+       desc->irq_count = 0;
+       desc->irqs_unhandled = 0;
++      desc->tot_count = 0;
+       desc->name = NULL;
+       desc->owner = owner;
+       for_each_possible_cpu(cpu)
+@@ -880,11 +881,15 @@ unsigned int kstat_irqs_cpu(unsigned int irq, int cpu)
+ unsigned int kstat_irqs(unsigned int irq)
+ {
+       struct irq_desc *desc = irq_to_desc(irq);
+-      int cpu;
+       unsigned int sum = 0;
++      int cpu;
+ 
+       if (!desc || !desc->kstat_irqs)
+               return 0;
++      if (!irq_settings_is_per_cpu_devid(desc) &&
++          !irq_settings_is_per_cpu(desc))
++          return desc->tot_count;
++
+       for_each_possible_cpu(cpu)
+               sum += *per_cpu_ptr(desc->kstat_irqs, cpu);
+       return sum;
+diff --git a/kernel/sysctl.c b/kernel/sysctl.c
+index efd340a510a9..5515d578095b 100644
+--- a/kernel/sysctl.c
++++ b/kernel/sysctl.c
+@@ -125,6 +125,7 @@ static int __maybe_unused one = 1;
+ static int __maybe_unused two = 2;
+ static int __maybe_unused four = 4;
+ static unsigned long one_ul = 1;
++static unsigned long long_max = LONG_MAX;
+ static int one_hundred = 100;
+ static int one_thousand = 1000;
+ #ifdef CONFIG_PRINTK
+@@ -1682,6 +1683,8 @@ static struct ctl_table fs_table[] = {
+               .maxlen         = sizeof(files_stat.max_files),
+               .mode           = 0644,
+               .proc_handler   = proc_doulongvec_minmax,
++              .extra1         = &zero,
++              .extra2         = &long_max,
+       },
+       {
+               .procname       = "nr_open",
+diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
+index f316e90ad538..5473dcaaca8d 100644
+--- a/kernel/trace/ring_buffer.c
++++ b/kernel/trace/ring_buffer.c
+@@ -4037,6 +4037,7 @@ EXPORT_SYMBOL_GPL(ring_buffer_consume);
+  * ring_buffer_read_prepare - Prepare for a non consuming read of the buffer
+  * @buffer: The ring buffer to read from
+  * @cpu: The cpu buffer to iterate over
++ * @flags: gfp flags to use for memory allocation
+  *
+  * This performs the initial preparations necessary to iterate
+  * through the buffer.  Memory is allocated, buffer recording
+@@ -4054,7 +4055,7 @@ EXPORT_SYMBOL_GPL(ring_buffer_consume);
+  * This overall must be paired with ring_buffer_read_finish.
+  */
+ struct ring_buffer_iter *
+-ring_buffer_read_prepare(struct ring_buffer *buffer, int cpu)
++ring_buffer_read_prepare(struct ring_buffer *buffer, int cpu, gfp_t flags)
+ {
+       struct ring_buffer_per_cpu *cpu_buffer;
+       struct ring_buffer_iter *iter;
+@@ -4062,7 +4063,7 @@ ring_buffer_read_prepare(struct ring_buffer *buffer, int 
cpu)
+       if (!cpumask_test_cpu(cpu, buffer->cpumask))
+               return NULL;
+ 
+-      iter = kmalloc(sizeof(*iter), GFP_KERNEL);
++      iter = kmalloc(sizeof(*iter), flags);
+       if (!iter)
+               return NULL;
+ 
+diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
+index f18dedf9195e..d4773939c054 100644
+--- a/kernel/trace/trace.c
++++ b/kernel/trace/trace.c
+@@ -3449,7 +3449,8 @@ __tracing_open(struct inode *inode, struct file *file, 
bool snapshot)
+       if (iter->cpu_file == RING_BUFFER_ALL_CPUS) {
+               for_each_tracing_cpu(cpu) {
+                       iter->buffer_iter[cpu] =
+-                              
ring_buffer_read_prepare(iter->trace_buffer->buffer, cpu);
++                              
ring_buffer_read_prepare(iter->trace_buffer->buffer,
++                                                       cpu, GFP_KERNEL);
+               }
+               ring_buffer_read_prepare_sync();
+               for_each_tracing_cpu(cpu) {
+@@ -3459,7 +3460,8 @@ __tracing_open(struct inode *inode, struct file *file, 
bool snapshot)
+       } else {
+               cpu = iter->cpu_file;
+               iter->buffer_iter[cpu] =
+-                      ring_buffer_read_prepare(iter->trace_buffer->buffer, 
cpu);
++                      ring_buffer_read_prepare(iter->trace_buffer->buffer,
++                                               cpu, GFP_KERNEL);
+               ring_buffer_read_prepare_sync();
+               ring_buffer_read_start(iter->buffer_iter[cpu]);
+               tracing_iter_reset(iter, cpu);
+diff --git a/kernel/trace/trace_kdb.c b/kernel/trace/trace_kdb.c
+index 57149bce6aad..896458285fdd 100644
+--- a/kernel/trace/trace_kdb.c
++++ b/kernel/trace/trace_kdb.c
+@@ -50,14 +50,16 @@ static void ftrace_dump_buf(int skip_lines, long cpu_file)
+       if (cpu_file == RING_BUFFER_ALL_CPUS) {
+               for_each_tracing_cpu(cpu) {
+                       iter.buffer_iter[cpu] =
+-                      ring_buffer_read_prepare(iter.trace_buffer->buffer, 
cpu);
++                      ring_buffer_read_prepare(iter.trace_buffer->buffer,
++                                               cpu, GFP_ATOMIC);
+                       ring_buffer_read_start(iter.buffer_iter[cpu]);
+                       tracing_iter_reset(&iter, cpu);
+               }
+       } else {
+               iter.cpu_file = cpu_file;
+               iter.buffer_iter[cpu_file] =
+-                      ring_buffer_read_prepare(iter.trace_buffer->buffer, 
cpu_file);
++                      ring_buffer_read_prepare(iter.trace_buffer->buffer,
++                                               cpu_file, GFP_ATOMIC);
+               ring_buffer_read_start(iter.buffer_iter[cpu_file]);
+               tracing_iter_reset(&iter, cpu_file);
+       }
+diff --git a/lib/bsearch.c b/lib/bsearch.c
+index e33c179089db..d50048446b77 100644
+--- a/lib/bsearch.c
++++ b/lib/bsearch.c
+@@ -11,6 +11,7 @@
+ 
+ #include <linux/export.h>
+ #include <linux/bsearch.h>
++#include <linux/kprobes.h>
+ 
+ /*
+  * bsearch - binary search an array of elements
+@@ -51,3 +52,4 @@ void *bsearch(const void *key, const void *base, size_t num, 
size_t size,
+       return NULL;
+ }
+ EXPORT_SYMBOL(bsearch);
++NOKPROBE_SYMBOL(bsearch);
+diff --git a/lib/int_sqrt.c b/lib/int_sqrt.c
+index 1afb545a37c5..6d35274170bc 100644
+--- a/lib/int_sqrt.c
++++ b/lib/int_sqrt.c
+@@ -7,6 +7,7 @@
+ 
+ #include <linux/kernel.h>
+ #include <linux/export.h>
++#include <linux/bitops.h>
+ 
+ /**
+  * int_sqrt - rough approximation to sqrt
+@@ -21,10 +22,7 @@ unsigned long int_sqrt(unsigned long x)
+       if (x <= 1)
+               return x;
+ 
+-      m = 1UL << (BITS_PER_LONG - 2);
+-      while (m > x)
+-              m >>= 2;
+-
++      m = 1UL << (__fls(x) & ~1UL);
+       while (m != 0) {
+               b = y + m;
+               y >>= 1;
+diff --git a/lib/raid6/Makefile b/lib/raid6/Makefile
+index 3057011f5599..10ca69475611 100644
+--- a/lib/raid6/Makefile
++++ b/lib/raid6/Makefile
+@@ -24,7 +24,7 @@ endif
+ ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
+ NEON_FLAGS := -ffreestanding
+ ifeq ($(ARCH),arm)
+-NEON_FLAGS += -mfloat-abi=softfp -mfpu=neon
++NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon
+ endif
+ ifeq ($(ARCH),arm64)
+ CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
+diff --git a/mm/cma.c b/mm/cma.c
+index 397687fc51f9..b5d8847497a3 100644
+--- a/mm/cma.c
++++ b/mm/cma.c
+@@ -339,12 +339,14 @@ int __init cma_declare_contiguous(phys_addr_t base,
+ 
+       ret = cma_init_reserved_mem(base, size, order_per_bit, res_cma);
+       if (ret)
+-              goto err;
++              goto free_mem;
+ 
+       pr_info("Reserved %ld MiB at %pa\n", (unsigned long)size / SZ_1M,
+               &base);
+       return 0;
+ 
++free_mem:
++      memblock_free(base, size);
+ err:
+       pr_err("Failed to reserve %ld MiB\n", (unsigned long)size / SZ_1M);
+       return ret;
+diff --git a/mm/mempolicy.c b/mm/mempolicy.c
+index 593b74bed59b..5cb5147235df 100644
+--- a/mm/mempolicy.c
++++ b/mm/mempolicy.c
+@@ -547,11 +547,16 @@ retry:
+                       goto retry;
+               }
+ 
+-              migrate_page_add(page, qp->pagelist, flags);
++              if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL)) {
++                      if (!vma_migratable(vma))
++                              break;
++                      migrate_page_add(page, qp->pagelist, flags);
++              } else
++                      break;
+       }
+       pte_unmap_unlock(pte - 1, ptl);
+       cond_resched();
+-      return 0;
++      return addr != end ? -EIO : 0;
+ }
+ 
+ static int queue_pages_hugetlb(pte_t *pte, unsigned long hmask,
+@@ -623,7 +628,12 @@ static int queue_pages_test_walk(unsigned long start, 
unsigned long end,
+       unsigned long endvma = vma->vm_end;
+       unsigned long flags = qp->flags;
+ 
+-      if (!vma_migratable(vma))
++      /*
++       * Need check MPOL_MF_STRICT to return -EIO if possible
++       * regardless of vma_migratable
++       */
++      if (!vma_migratable(vma) &&
++          !(flags & MPOL_MF_STRICT))
+               return 1;
+ 
+       if (endvma > end)
+@@ -650,7 +660,7 @@ static int queue_pages_test_walk(unsigned long start, 
unsigned long end,
+       }
+ 
+       /* queue pages from current vma */
+-      if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL))
++      if (flags & MPOL_MF_VALID)
+               return 0;
+       return 1;
+ }
+diff --git a/mm/page_ext.c b/mm/page_ext.c
+index 121dcffc4ec1..a7be1c7a79f6 100644
+--- a/mm/page_ext.c
++++ b/mm/page_ext.c
+@@ -286,6 +286,7 @@ static void free_page_ext(void *addr)
+               table_size = get_entry_size() * PAGES_PER_SECTION;
+ 
+               BUG_ON(PageReserved(page));
++              kmemleak_free(addr);
+               free_pages_exact(addr, table_size);
+       }
+ }
+diff --git a/mm/slab.c b/mm/slab.c
+index 354a09deecff..d2c0499c6b15 100644
+--- a/mm/slab.c
++++ b/mm/slab.c
+@@ -566,14 +566,6 @@ static void start_cpu_timer(int cpu)
+ 
+ static void init_arraycache(struct array_cache *ac, int limit, int batch)
+ {
+-      /*
+-       * The array_cache structures contain pointers to free object.
+-       * However, when such objects are allocated or transferred to another
+-       * cache the pointers are not cleared and they could be counted as
+-       * valid references during a kmemleak scan. Therefore, kmemleak must
+-       * not scan such objects.
+-       */
+-      kmemleak_no_scan(ac);
+       if (ac) {
+               ac->avail = 0;
+               ac->limit = limit;
+@@ -589,6 +581,14 @@ static struct array_cache *alloc_arraycache(int node, int 
entries,
+       struct array_cache *ac = NULL;
+ 
+       ac = kmalloc_node(memsize, gfp, node);
++      /*
++       * The array_cache structures contain pointers to free object.
++       * However, when such objects are allocated or transferred to another
++       * cache the pointers are not cleared and they could be counted as
++       * valid references during a kmemleak scan. Therefore, kmemleak must
++       * not scan such objects.
++       */
++      kmemleak_no_scan(ac);
+       init_arraycache(ac, entries, batchcount);
+       return ac;
+ }
+@@ -683,6 +683,7 @@ static struct alien_cache *__alloc_alien_cache(int node, 
int entries,
+ 
+       alc = kmalloc_node(memsize, gfp, node);
+       if (alc) {
++              kmemleak_no_scan(alc);
+               init_arraycache(&alc->ac, entries, batch);
+               spin_lock_init(&alc->lock);
+       }
+diff --git a/mm/vmalloc.c b/mm/vmalloc.c
+index e6aa073f01df..73afe460caf0 100644
+--- a/mm/vmalloc.c
++++ b/mm/vmalloc.c
+@@ -459,7 +459,11 @@ nocache:
+       }
+ 
+ found:
+-      if (addr + size > vend)
++      /*
++       * Check also calculated address against the vstart,
++       * because it can be 0 because of big align request.
++       */
++      if (addr + size > vend || addr < vstart)
+               goto overflow;
+ 
+       va->va_start = addr;
+diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c
+index 7e42c0d1f55b..38865deab3ac 100644
+--- a/net/bridge/br_netfilter_hooks.c
++++ b/net/bridge/br_netfilter_hooks.c
+@@ -878,11 +878,6 @@ static const struct nf_br_ops br_ops = {
+       .br_dev_xmit_hook =     br_nf_dev_xmit,
+ };
+ 
+-void br_netfilter_enable(void)
+-{
+-}
+-EXPORT_SYMBOL_GPL(br_netfilter_enable);
+-
+ /* For br_nf_post_routing, we need (prio = NF_BR_PRI_LAST), because
+  * br_dev_queue_push_xmit is called afterwards */
+ static struct nf_hook_ops br_nf_ops[] __read_mostly = {
+diff --git a/net/netfilter/xt_physdev.c b/net/netfilter/xt_physdev.c
+index bb33598e4530..ec247d8370e8 100644
+--- a/net/netfilter/xt_physdev.c
++++ b/net/netfilter/xt_physdev.c
+@@ -96,8 +96,7 @@ match_outdev:
+ static int physdev_mt_check(const struct xt_mtchk_param *par)
+ {
+       const struct xt_physdev_info *info = par->matchinfo;
+-
+-      br_netfilter_enable();
++      static bool brnf_probed __read_mostly;
+ 
+       if (!(info->bitmask & XT_PHYSDEV_OP_MASK) ||
+           info->bitmask & ~XT_PHYSDEV_OP_MASK)
+@@ -113,6 +112,12 @@ static int physdev_mt_check(const struct xt_mtchk_param 
*par)
+               if (par->hook_mask & (1 << NF_INET_LOCAL_OUT))
+                       return -EINVAL;
+       }
++
++      if (!brnf_probed) {
++              brnf_probed = true;
++              request_module("br_netfilter");
++      }
++
+       return 0;
+ }
+ 
+diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
+index d293b546a2aa..9bd6f97ccd21 100644
+--- a/security/selinux/hooks.c
++++ b/security/selinux/hooks.c
+@@ -3265,12 +3265,16 @@ static int selinux_inode_setsecurity(struct inode 
*inode, const char *name,
+                                    const void *value, size_t size, int flags)
+ {
+       struct inode_security_struct *isec = inode_security_novalidate(inode);
++      struct superblock_security_struct *sbsec = inode->i_sb->s_security;
+       u32 newsid;
+       int rc;
+ 
+       if (strcmp(name, XATTR_SELINUX_SUFFIX))
+               return -EOPNOTSUPP;
+ 
++      if (!(sbsec->flags & SBLABEL_MNT))
++              return -EOPNOTSUPP;
++
+       if (!value || !size)
+               return -EACCES;
+ 
+@@ -5984,7 +5988,10 @@ static void selinux_inode_invalidate_secctx(struct 
inode *inode)
+  */
+ static int selinux_inode_notifysecctx(struct inode *inode, void *ctx, u32 
ctxlen)
+ {
+-      return selinux_inode_setsecurity(inode, XATTR_SELINUX_SUFFIX, ctx, 
ctxlen, 0);
++      int rc = selinux_inode_setsecurity(inode, XATTR_SELINUX_SUFFIX,
++                                         ctx, ctxlen, 0);
++      /* Do not return error when suppressing label (SBLABEL_MNT not set). */
++      return rc == -EOPNOTSUPP ? 0 : rc;
+ }
+ 
+ /*
+diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
+index e1138e70dbb3..f5eb10f8021c 100644
+--- a/sound/core/pcm_native.c
++++ b/sound/core/pcm_native.c
+@@ -1346,6 +1346,14 @@ int snd_pcm_suspend_all(struct snd_pcm *pcm)
+                       /* FIXME: the open/close code should lock this as well 
*/
+                       if (substream->runtime == NULL)
+                               continue;
++
++                      /*
++                       * Skip BE dai link PCM's that are internal and may
++                       * not have their substream ops set.
++                       */
++                      if (!substream->ops)
++                              continue;
++
+                       err = snd_pcm_suspend(substream);
+                       if (err < 0 && err != -EBUSY)
+                               return err;
+diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c
+index dffd549a0e2a..705d2524ec31 100644
+--- a/sound/soc/fsl/fsl-asoc-card.c
++++ b/sound/soc/fsl/fsl-asoc-card.c
+@@ -689,6 +689,7 @@ static int fsl_asoc_card_probe(struct platform_device 
*pdev)
+ asrc_fail:
+       of_node_put(asrc_np);
+       of_node_put(codec_np);
++      put_device(&cpu_pdev->dev);
+ fail:
+       of_node_put(cpu_np);
+ 
+diff --git a/sound/soc/fsl/imx-sgtl5000.c b/sound/soc/fsl/imx-sgtl5000.c
+index b99e0b5e00e9..8e525f7ac08d 100644
+--- a/sound/soc/fsl/imx-sgtl5000.c
++++ b/sound/soc/fsl/imx-sgtl5000.c
+@@ -115,6 +115,7 @@ static int imx_sgtl5000_probe(struct platform_device *pdev)
+               ret = -EPROBE_DEFER;
+               goto fail;
+       }
++      put_device(&ssi_pdev->dev);
+       codec_dev = of_find_i2c_device_by_node(codec_np);
+       if (!codec_dev) {
+               dev_err(&pdev->dev, "failed to find codec platform device\n");
+diff --git a/tools/lib/traceevent/event-parse.c 
b/tools/lib/traceevent/event-parse.c
+index 669475300ba8..700c74b0aed0 100644
+--- a/tools/lib/traceevent/event-parse.c
++++ b/tools/lib/traceevent/event-parse.c
+@@ -2428,7 +2428,7 @@ static int arg_num_eval(struct print_arg *arg, long long 
*val)
+ static char *arg_eval (struct print_arg *arg)
+ {
+       long long val;
+-      static char buf[20];
++      static char buf[24];
+ 
+       switch (arg->type) {
+       case PRINT_ATOM:
+diff --git a/tools/perf/tests/evsel-tp-sched.c 
b/tools/perf/tests/evsel-tp-sched.c
+index 66b53f10eb18..ea772d41e472 100644
+--- a/tools/perf/tests/evsel-tp-sched.c
++++ b/tools/perf/tests/evsel-tp-sched.c
+@@ -42,7 +42,7 @@ int test__perf_evsel__tp_sched_test(int subtest 
__maybe_unused)
+               return -1;
+       }
+ 
+-      if (perf_evsel__test_field(evsel, "prev_comm", 16, true))
++      if (perf_evsel__test_field(evsel, "prev_comm", 16, false))
+               ret = -1;
+ 
+       if (perf_evsel__test_field(evsel, "prev_pid", 4, true))
+@@ -54,7 +54,7 @@ int test__perf_evsel__tp_sched_test(int subtest 
__maybe_unused)
+       if (perf_evsel__test_field(evsel, "prev_state", sizeof(long), true))
+               ret = -1;
+ 
+-      if (perf_evsel__test_field(evsel, "next_comm", 16, true))
++      if (perf_evsel__test_field(evsel, "next_comm", 16, false))
+               ret = -1;
+ 
+       if (perf_evsel__test_field(evsel, "next_pid", 4, true))
+@@ -72,7 +72,7 @@ int test__perf_evsel__tp_sched_test(int subtest 
__maybe_unused)
+               return -1;
+       }
+ 
+-      if (perf_evsel__test_field(evsel, "comm", 16, true))
++      if (perf_evsel__test_field(evsel, "comm", 16, false))
+               ret = -1;
+ 
+       if (perf_evsel__test_field(evsel, "pid", 4, true))

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