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SubjectRe: Linux 4.4.55
diff --git a/Makefile b/Makefile
index 7f54ac081cf3..d9cc21df444d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 54
+SUBLEVEL = 55
EXTRAVERSION =
NAME = Blurry Fish Butt

diff --git a/arch/mips/configs/ip22_defconfig b/arch/mips/configs/ip22_defconfig
index 57ed466e00db..2f140d75d01c 100644
--- a/arch/mips/configs/ip22_defconfig
+++ b/arch/mips/configs/ip22_defconfig
@@ -68,8 +68,8 @@ CONFIG_NETFILTER_NETLINK_QUEUE=m
CONFIG_NF_CONNTRACK=m
CONFIG_NF_CONNTRACK_SECMARK=y
CONFIG_NF_CONNTRACK_EVENTS=y
-CONFIG_NF_CT_PROTO_DCCP=m
-CONFIG_NF_CT_PROTO_UDPLITE=m
+CONFIG_NF_CT_PROTO_DCCP=y
+CONFIG_NF_CT_PROTO_UDPLITE=y
CONFIG_NF_CONNTRACK_AMANDA=m
CONFIG_NF_CONNTRACK_FTP=m
CONFIG_NF_CONNTRACK_H323=m
diff --git a/arch/mips/configs/ip27_defconfig b/arch/mips/configs/ip27_defconfig
index 48e16d98b2cc..b15508447366 100644
--- a/arch/mips/configs/ip27_defconfig
+++ b/arch/mips/configs/ip27_defconfig
@@ -134,7 +134,7 @@ CONFIG_LIBFC=m
CONFIG_SCSI_QLOGIC_1280=y
CONFIG_SCSI_PMCRAID=m
CONFIG_SCSI_BFA_FC=m
-CONFIG_SCSI_DH=m
+CONFIG_SCSI_DH=y
CONFIG_SCSI_DH_RDAC=m
CONFIG_SCSI_DH_HP_SW=m
CONFIG_SCSI_DH_EMC=m
@@ -206,7 +206,6 @@ CONFIG_MLX4_EN=m
# CONFIG_MLX4_DEBUG is not set
CONFIG_TEHUTI=m
CONFIG_BNX2X=m
-CONFIG_QLGE=m
CONFIG_SFC=m
CONFIG_BE2NET=m
CONFIG_LIBERTAS_THINFIRM=m
diff --git a/arch/mips/configs/lemote2f_defconfig b/arch/mips/configs/lemote2f_defconfig
index 004cf52d1b7d..c24b87819ccb 100644
--- a/arch/mips/configs/lemote2f_defconfig
+++ b/arch/mips/configs/lemote2f_defconfig
@@ -39,7 +39,7 @@ CONFIG_HIBERNATION=y
CONFIG_PM_STD_PARTITION="/dev/hda3"
CONFIG_CPU_FREQ=y
CONFIG_CPU_FREQ_DEBUG=y
-CONFIG_CPU_FREQ_STAT=m
+CONFIG_CPU_FREQ_STAT=y
CONFIG_CPU_FREQ_STAT_DETAILS=y
CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
CONFIG_CPU_FREQ_GOV_POWERSAVE=m
diff --git a/arch/mips/configs/malta_defconfig b/arch/mips/configs/malta_defconfig
index 5afb4840aec7..739ccd0dca64 100644
--- a/arch/mips/configs/malta_defconfig
+++ b/arch/mips/configs/malta_defconfig
@@ -59,8 +59,8 @@ CONFIG_NETFILTER=y
CONFIG_NF_CONNTRACK=m
CONFIG_NF_CONNTRACK_SECMARK=y
CONFIG_NF_CONNTRACK_EVENTS=y
-CONFIG_NF_CT_PROTO_DCCP=m
-CONFIG_NF_CT_PROTO_UDPLITE=m
+CONFIG_NF_CT_PROTO_DCCP=y
+CONFIG_NF_CT_PROTO_UDPLITE=y
CONFIG_NF_CONNTRACK_AMANDA=m
CONFIG_NF_CONNTRACK_FTP=m
CONFIG_NF_CONNTRACK_H323=m
diff --git a/arch/mips/configs/malta_kvm_defconfig b/arch/mips/configs/malta_kvm_defconfig
index 98f13879bb8f..47f4ecf125ba 100644
--- a/arch/mips/configs/malta_kvm_defconfig
+++ b/arch/mips/configs/malta_kvm_defconfig
@@ -60,8 +60,8 @@ CONFIG_NETFILTER=y
CONFIG_NF_CONNTRACK=m
CONFIG_NF_CONNTRACK_SECMARK=y
CONFIG_NF_CONNTRACK_EVENTS=y
-CONFIG_NF_CT_PROTO_DCCP=m
-CONFIG_NF_CT_PROTO_UDPLITE=m
+CONFIG_NF_CT_PROTO_DCCP=y
+CONFIG_NF_CT_PROTO_UDPLITE=y
CONFIG_NF_CONNTRACK_AMANDA=m
CONFIG_NF_CONNTRACK_FTP=m
CONFIG_NF_CONNTRACK_H323=m
diff --git a/arch/mips/configs/malta_kvm_guest_defconfig b/arch/mips/configs/malta_kvm_guest_defconfig
index 3b5d5913f548..e79d325aa085 100644
--- a/arch/mips/configs/malta_kvm_guest_defconfig
+++ b/arch/mips/configs/malta_kvm_guest_defconfig
@@ -59,8 +59,8 @@ CONFIG_NETFILTER=y
CONFIG_NF_CONNTRACK=m
CONFIG_NF_CONNTRACK_SECMARK=y
CONFIG_NF_CONNTRACK_EVENTS=y
-CONFIG_NF_CT_PROTO_DCCP=m
-CONFIG_NF_CT_PROTO_UDPLITE=m
+CONFIG_NF_CT_PROTO_DCCP=y
+CONFIG_NF_CT_PROTO_UDPLITE=y
CONFIG_NF_CONNTRACK_AMANDA=m
CONFIG_NF_CONNTRACK_FTP=m
CONFIG_NF_CONNTRACK_H323=m
diff --git a/arch/mips/configs/maltaup_xpa_defconfig b/arch/mips/configs/maltaup_xpa_defconfig
index 732215732751..ae87ad86243b 100644
--- a/arch/mips/configs/maltaup_xpa_defconfig
+++ b/arch/mips/configs/maltaup_xpa_defconfig
@@ -61,8 +61,8 @@ CONFIG_NETFILTER=y
CONFIG_NF_CONNTRACK=m
CONFIG_NF_CONNTRACK_SECMARK=y
CONFIG_NF_CONNTRACK_EVENTS=y
-CONFIG_NF_CT_PROTO_DCCP=m
-CONFIG_NF_CT_PROTO_UDPLITE=m
+CONFIG_NF_CT_PROTO_DCCP=y
+CONFIG_NF_CT_PROTO_UDPLITE=y
CONFIG_NF_CONNTRACK_AMANDA=m
CONFIG_NF_CONNTRACK_FTP=m
CONFIG_NF_CONNTRACK_H323=m
diff --git a/arch/mips/configs/nlm_xlp_defconfig b/arch/mips/configs/nlm_xlp_defconfig
index b3d1d37f85ea..47492fee2952 100644
--- a/arch/mips/configs/nlm_xlp_defconfig
+++ b/arch/mips/configs/nlm_xlp_defconfig
@@ -111,7 +111,7 @@ CONFIG_NETFILTER=y
CONFIG_NF_CONNTRACK=m
CONFIG_NF_CONNTRACK_SECMARK=y
CONFIG_NF_CONNTRACK_EVENTS=y
-CONFIG_NF_CT_PROTO_UDPLITE=m
+CONFIG_NF_CT_PROTO_UDPLITE=y
CONFIG_NF_CONNTRACK_AMANDA=m
CONFIG_NF_CONNTRACK_FTP=m
CONFIG_NF_CONNTRACK_H323=m
diff --git a/arch/mips/configs/nlm_xlr_defconfig b/arch/mips/configs/nlm_xlr_defconfig
index 3d8016d6cf3e..472a818f1eb8 100644
--- a/arch/mips/configs/nlm_xlr_defconfig
+++ b/arch/mips/configs/nlm_xlr_defconfig
@@ -91,7 +91,7 @@ CONFIG_NETFILTER=y
CONFIG_NF_CONNTRACK=m
CONFIG_NF_CONNTRACK_SECMARK=y
CONFIG_NF_CONNTRACK_EVENTS=y
-CONFIG_NF_CT_PROTO_UDPLITE=m
+CONFIG_NF_CT_PROTO_UDPLITE=y
CONFIG_NF_CONNTRACK_AMANDA=m
CONFIG_NF_CONNTRACK_FTP=m
CONFIG_NF_CONNTRACK_H323=m
diff --git a/arch/mips/dec/int-handler.S b/arch/mips/dec/int-handler.S
index 8c6f508e59de..554d1da97743 100644
--- a/arch/mips/dec/int-handler.S
+++ b/arch/mips/dec/int-handler.S
@@ -146,7 +146,25 @@
/*
* Find irq with highest priority
*/
- PTR_LA t1,cpu_mask_nr_tbl
+ # open coded PTR_LA t1, cpu_mask_nr_tbl
+#if (_MIPS_SZPTR == 32)
+ # open coded la t1, cpu_mask_nr_tbl
+ lui t1, %hi(cpu_mask_nr_tbl)
+ addiu t1, %lo(cpu_mask_nr_tbl)
+
+#endif
+#if (_MIPS_SZPTR == 64)
+ # open coded dla t1, cpu_mask_nr_tbl
+ .set push
+ .set noat
+ lui t1, %highest(cpu_mask_nr_tbl)
+ lui AT, %hi(cpu_mask_nr_tbl)
+ daddiu t1, t1, %higher(cpu_mask_nr_tbl)
+ daddiu AT, AT, %lo(cpu_mask_nr_tbl)
+ dsll t1, 32
+ daddu t1, t1, AT
+ .set pop
+#endif
1: lw t2,(t1)
nop
and t2,t0
@@ -195,7 +213,25 @@
/*
* Find irq with highest priority
*/
- PTR_LA t1,asic_mask_nr_tbl
+ # open coded PTR_LA t1,asic_mask_nr_tbl
+#if (_MIPS_SZPTR == 32)
+ # open coded la t1, asic_mask_nr_tbl
+ lui t1, %hi(asic_mask_nr_tbl)
+ addiu t1, %lo(asic_mask_nr_tbl)
+
+#endif
+#if (_MIPS_SZPTR == 64)
+ # open coded dla t1, asic_mask_nr_tbl
+ .set push
+ .set noat
+ lui t1, %highest(asic_mask_nr_tbl)
+ lui AT, %hi(asic_mask_nr_tbl)
+ daddiu t1, t1, %higher(asic_mask_nr_tbl)
+ daddiu AT, AT, %lo(asic_mask_nr_tbl)
+ dsll t1, 32
+ daddu t1, t1, AT
+ .set pop
+#endif
2: lw t2,(t1)
nop
and t2,t0
diff --git a/arch/mips/netlogic/common/reset.S b/arch/mips/netlogic/common/reset.S
index edbab9b8691f..c474981a6c0d 100644
--- a/arch/mips/netlogic/common/reset.S
+++ b/arch/mips/netlogic/common/reset.S
@@ -50,7 +50,6 @@
#include <asm/netlogic/xlp-hal/sys.h>
#include <asm/netlogic/xlp-hal/cpucontrol.h>

-#define CP0_EBASE $15
#define SYS_CPU_COHERENT_BASE CKSEG1ADDR(XLP_DEFAULT_IO_BASE) + \
XLP_IO_SYS_OFFSET(0) + XLP_IO_PCI_HDRSZ + \
SYS_CPU_NONCOHERENT_MODE * 4
@@ -92,7 +91,7 @@
* registers. On XLPII CPUs, usual cache instructions work.
*/
.macro xlp_flush_l1_dcache
- mfc0 t0, CP0_EBASE, 0
+ mfc0 t0, CP0_PRID
andi t0, t0, PRID_IMP_MASK
slt t1, t0, 0x1200
beqz t1, 15f
@@ -171,7 +170,7 @@ FEXPORT(nlm_reset_entry)
nop

1: /* Entry point on core wakeup */
- mfc0 t0, CP0_EBASE, 0 /* processor ID */
+ mfc0 t0, CP0_PRID /* processor ID */
andi t0, PRID_IMP_MASK
li t1, 0x1500 /* XLP 9xx */
beq t0, t1, 2f /* does not need to set coherent */
@@ -182,8 +181,8 @@ FEXPORT(nlm_reset_entry)
nop

/* set bit in SYS coherent register for the core */
- mfc0 t0, CP0_EBASE, 1
- mfc0 t1, CP0_EBASE, 1
+ mfc0 t0, CP0_EBASE
+ mfc0 t1, CP0_EBASE
srl t1, 5
andi t1, 0x3 /* t1 <- node */
li t2, 0x40000
@@ -232,7 +231,7 @@ EXPORT(nlm_boot_siblings)

* NOTE: All GPR contents are lost after the mtcr above!
*/
- mfc0 v0, CP0_EBASE, 1
+ mfc0 v0, CP0_EBASE
andi v0, 0x3ff /* v0 <- node/core */

/*
diff --git a/arch/mips/netlogic/common/smpboot.S b/arch/mips/netlogic/common/smpboot.S
index 805355b0bd05..f0cc4c9de2bb 100644
--- a/arch/mips/netlogic/common/smpboot.S
+++ b/arch/mips/netlogic/common/smpboot.S
@@ -48,8 +48,6 @@
#include <asm/netlogic/xlp-hal/sys.h>
#include <asm/netlogic/xlp-hal/cpucontrol.h>

-#define CP0_EBASE $15
-
.set noreorder
.set noat
.set arch=xlr /* for mfcr/mtcr, XLR is sufficient */
@@ -86,7 +84,7 @@ NESTED(nlm_boot_secondary_cpus, 16, sp)
PTR_L gp, 0(t1)

/* a0 has the processor id */
- mfc0 a0, CP0_EBASE, 1
+ mfc0 a0, CP0_EBASE
andi a0, 0x3ff /* a0 <- node/core */
PTR_LA t0, nlm_early_init_secondary
jalr t0
diff --git a/arch/mips/ralink/prom.c b/arch/mips/ralink/prom.c
index 39a9142f71be..7ecb4af79b7b 100644
--- a/arch/mips/ralink/prom.c
+++ b/arch/mips/ralink/prom.c
@@ -30,8 +30,10 @@ const char *get_system_type(void)
return soc_info.sys_type;
}

-static __init void prom_init_cmdline(int argc, char **argv)
+static __init void prom_init_cmdline(void)
{
+ int argc;
+ char **argv;
int i;

pr_debug("prom: fw_arg0=%08x fw_arg1=%08x fw_arg2=%08x fw_arg3=%08x\n",
@@ -60,14 +62,11 @@ static __init void prom_init_cmdline(int argc, char **argv)

void __init prom_init(void)
{
- int argc;
- char **argv;
-
prom_soc_init(&soc_info);

pr_info("SoC Type: %s\n", get_system_type());

- prom_init_cmdline(argc, argv);
+ prom_init_cmdline();
}

void __init prom_free_prom_memory(void)
diff --git a/arch/mips/ralink/rt288x.c b/arch/mips/ralink/rt288x.c
index 844f5cd55c8f..15506a1ff22a 100644
--- a/arch/mips/ralink/rt288x.c
+++ b/arch/mips/ralink/rt288x.c
@@ -40,16 +40,6 @@ static struct rt2880_pmx_group rt2880_pinmux_data_act[] = {
{ 0 }
};

-static void rt288x_wdt_reset(void)
-{
- u32 t;
-
- /* enable WDT reset output on pin SRAM_CS_N */
- t = rt_sysc_r32(SYSC_REG_CLKCFG);
- t |= CLKCFG_SRAM_CS_N_WDT;
- rt_sysc_w32(t, SYSC_REG_CLKCFG);
-}
-
void __init ralink_clk_init(void)
{
unsigned long cpu_rate, wmac_rate = 40000000;
diff --git a/arch/mips/ralink/rt305x.c b/arch/mips/ralink/rt305x.c
index 9e4572592065..15b32cd01906 100644
--- a/arch/mips/ralink/rt305x.c
+++ b/arch/mips/ralink/rt305x.c
@@ -89,17 +89,6 @@ static struct rt2880_pmx_group rt5350_pinmux_data[] = {
{ 0 }
};

-static void rt305x_wdt_reset(void)
-{
- u32 t;
-
- /* enable WDT reset output on pin SRAM_CS_N */
- t = rt_sysc_r32(SYSC_REG_SYSTEM_CONFIG);
- t |= RT305X_SYSCFG_SRAM_CS0_MODE_WDT <<
- RT305X_SYSCFG_SRAM_CS0_MODE_SHIFT;
- rt_sysc_w32(t, SYSC_REG_SYSTEM_CONFIG);
-}
-
static unsigned long rt5350_get_mem_size(void)
{
void __iomem *sysc = (void __iomem *) KSEG1ADDR(RT305X_SYSC_BASE);
diff --git a/arch/mips/ralink/rt3883.c b/arch/mips/ralink/rt3883.c
index 582995aaaf4e..f42834c7f007 100644
--- a/arch/mips/ralink/rt3883.c
+++ b/arch/mips/ralink/rt3883.c
@@ -63,16 +63,6 @@ static struct rt2880_pmx_group rt3883_pinmux_data[] = {
{ 0 }
};

-static void rt3883_wdt_reset(void)
-{
- u32 t;
-
- /* enable WDT reset output on GPIO 2 */
- t = rt_sysc_r32(RT3883_SYSC_REG_SYSCFG1);
- t |= RT3883_SYSCFG1_GPIO2_AS_WDT_OUT;
- rt_sysc_w32(t, RT3883_SYSC_REG_SYSCFG1);
-}
-
void __init ralink_clk_init(void)
{
unsigned long cpu_rate, sys_rate;
diff --git a/arch/mips/sgi-ip22/Platform b/arch/mips/sgi-ip22/Platform
index b7a4b7e04c38..e8f6b3a42a48 100644
--- a/arch/mips/sgi-ip22/Platform
+++ b/arch/mips/sgi-ip22/Platform
@@ -25,7 +25,7 @@ endif
# Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
#
ifdef CONFIG_SGI_IP28
- ifeq ($(call cc-option-yn,-mr10k-cache-barrier=store), n)
+ ifeq ($(call cc-option-yn,-march=r10000 -mr10k-cache-barrier=store), n)
$(error gcc doesn't support needed option -mr10k-cache-barrier=store)
endif
endif
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index dc885b30f7a6..4014881e9843 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -1806,8 +1806,6 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
goto instr_done;

case LARX:
- if (regs->msr & MSR_LE)
- return 0;
if (op.ea & (size - 1))
break; /* can't handle misaligned */
err = -EFAULT;
@@ -1829,8 +1827,6 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
goto ldst_done;

case STCX:
- if (regs->msr & MSR_LE)
- return 0;
if (op.ea & (size - 1))
break; /* can't handle misaligned */
err = -EFAULT;
@@ -1854,8 +1850,6 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
goto ldst_done;

case LOAD:
- if (regs->msr & MSR_LE)
- return 0;
err = read_mem(&regs->gpr[op.reg], op.ea, size, regs);
if (!err) {
if (op.type & SIGNEXT)
@@ -1867,8 +1861,6 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)

#ifdef CONFIG_PPC_FPU
case LOAD_FP:
- if (regs->msr & MSR_LE)
- return 0;
if (size == 4)
err = do_fp_load(op.reg, do_lfs, op.ea, size, regs);
else
@@ -1877,15 +1869,11 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
#endif
#ifdef CONFIG_ALTIVEC
case LOAD_VMX:
- if (regs->msr & MSR_LE)
- return 0;
err = do_vec_load(op.reg, do_lvx, op.ea & ~0xfUL, regs);
goto ldst_done;
#endif
#ifdef CONFIG_VSX
case LOAD_VSX:
- if (regs->msr & MSR_LE)
- return 0;
err = do_vsx_load(op.reg, do_lxvd2x, op.ea, regs);
goto ldst_done;
#endif
@@ -1908,8 +1896,6 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
goto instr_done;

case STORE:
- if (regs->msr & MSR_LE)
- return 0;
if ((op.type & UPDATE) && size == sizeof(long) &&
op.reg == 1 && op.update_reg == 1 &&
!(regs->msr & MSR_PR) &&
@@ -1922,8 +1908,6 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)

#ifdef CONFIG_PPC_FPU
case STORE_FP:
- if (regs->msr & MSR_LE)
- return 0;
if (size == 4)
err = do_fp_store(op.reg, do_stfs, op.ea, size, regs);
else
@@ -1932,15 +1916,11 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
#endif
#ifdef CONFIG_ALTIVEC
case STORE_VMX:
- if (regs->msr & MSR_LE)
- return 0;
err = do_vec_store(op.reg, do_stvx, op.ea & ~0xfUL, regs);
goto ldst_done;
#endif
#ifdef CONFIG_VSX
case STORE_VSX:
- if (regs->msr & MSR_LE)
- return 0;
err = do_vsx_store(op.reg, do_stxvd2x, op.ea, regs);
goto ldst_done;
#endif
diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index 171e09bb8ea2..f7c3a61040bd 100644
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -23,6 +23,8 @@
#define PTR_SUB(x, y) (((char *) (x)) - ((unsigned long) (y)))
#define PTR_DIFF(x, y) ((unsigned long)(((char *) (x)) - ((unsigned long) (y))))

+#define LINUX_NOTE_NAME "LINUX"
+
static struct memblock_region oldmem_region;

static struct memblock_type oldmem_type = {
@@ -312,7 +314,7 @@ static void *nt_fpregset(void *ptr, struct save_area *sa)
static void *nt_s390_timer(void *ptr, struct save_area *sa)
{
return nt_init(ptr, NT_S390_TIMER, &sa->timer, sizeof(sa->timer),
- KEXEC_CORE_NOTE_NAME);
+ LINUX_NOTE_NAME);
}

/*
@@ -321,7 +323,7 @@ static void *nt_s390_timer(void *ptr, struct save_area *sa)
static void *nt_s390_tod_cmp(void *ptr, struct save_area *sa)
{
return nt_init(ptr, NT_S390_TODCMP, &sa->clk_cmp,
- sizeof(sa->clk_cmp), KEXEC_CORE_NOTE_NAME);
+ sizeof(sa->clk_cmp), LINUX_NOTE_NAME);
}

/*
@@ -330,7 +332,7 @@ static void *nt_s390_tod_cmp(void *ptr, struct save_area *sa)
static void *nt_s390_tod_preg(void *ptr, struct save_area *sa)
{
return nt_init(ptr, NT_S390_TODPREG, &sa->tod_reg,
- sizeof(sa->tod_reg), KEXEC_CORE_NOTE_NAME);
+ sizeof(sa->tod_reg), LINUX_NOTE_NAME);
}

/*
@@ -339,7 +341,7 @@ static void *nt_s390_tod_preg(void *ptr, struct save_area *sa)
static void *nt_s390_ctrs(void *ptr, struct save_area *sa)
{
return nt_init(ptr, NT_S390_CTRS, &sa->ctrl_regs,
- sizeof(sa->ctrl_regs), KEXEC_CORE_NOTE_NAME);
+ sizeof(sa->ctrl_regs), LINUX_NOTE_NAME);
}

/*
@@ -348,7 +350,7 @@ static void *nt_s390_ctrs(void *ptr, struct save_area *sa)
static void *nt_s390_prefix(void *ptr, struct save_area *sa)
{
return nt_init(ptr, NT_S390_PREFIX, &sa->pref_reg,
- sizeof(sa->pref_reg), KEXEC_CORE_NOTE_NAME);
+ sizeof(sa->pref_reg), LINUX_NOTE_NAME);
}

/*
@@ -357,7 +359,7 @@ static void *nt_s390_prefix(void *ptr, struct save_area *sa)
static void *nt_s390_vx_high(void *ptr, __vector128 *vx_regs)
{
return nt_init(ptr, NT_S390_VXRS_HIGH, &vx_regs[16],
- 16 * sizeof(__vector128), KEXEC_CORE_NOTE_NAME);
+ 16 * sizeof(__vector128), LINUX_NOTE_NAME);
}

/*
@@ -370,12 +372,12 @@ static void *nt_s390_vx_low(void *ptr, __vector128 *vx_regs)
int i;

note = (Elf64_Nhdr *)ptr;
- note->n_namesz = strlen(KEXEC_CORE_NOTE_NAME) + 1;
+ note->n_namesz = strlen(LINUX_NOTE_NAME) + 1;
note->n_descsz = 16 * 8;
note->n_type = NT_S390_VXRS_LOW;
len = sizeof(Elf64_Nhdr);

- memcpy(ptr + len, KEXEC_CORE_NOTE_NAME, note->n_namesz);
+ memcpy(ptr + len, LINUX_NOTE_NAME, note->n_namesz);
len = roundup(len + note->n_namesz, 4);

ptr += len;
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 8345ae1f117d..05ae254f84cf 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -1237,11 +1237,28 @@ EXPORT_SYMBOL_GPL(s390_reset_cmma);
*/
bool gmap_test_and_clear_dirty(unsigned long address, struct gmap *gmap)
{
+ pgd_t *pgd;
+ pud_t *pud;
+ pmd_t *pmd;
pte_t *pte;
spinlock_t *ptl;
bool dirty = false;

- pte = get_locked_pte(gmap->mm, address, &ptl);
+ pgd = pgd_offset(gmap->mm, address);
+ pud = pud_alloc(gmap->mm, pgd, address);
+ if (!pud)
+ return false;
+ pmd = pmd_alloc(gmap->mm, pud, address);
+ if (!pmd)
+ return false;
+ /* We can't run guests backed by huge pages, but userspace can
+ * still set them up and then try to migrate them without any
+ * migration support.
+ */
+ if (pmd_large(*pmd))
+ return true;
+
+ pte = pte_alloc_map_lock(gmap->mm, pmd, address, &ptl);
if (unlikely(!pte))
return false;

diff --git a/crypto/Makefile b/crypto/Makefile
index 82fbff180ad3..03e66097eb0c 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -62,6 +62,7 @@ obj-$(CONFIG_CRYPTO_SHA1) += sha1_generic.o
obj-$(CONFIG_CRYPTO_SHA256) += sha256_generic.o
obj-$(CONFIG_CRYPTO_SHA512) += sha512_generic.o
obj-$(CONFIG_CRYPTO_WP512) += wp512.o
+CFLAGS_wp512.o := $(call cc-option,-fno-schedule-insns) # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79149
obj-$(CONFIG_CRYPTO_TGR192) += tgr192.o
obj-$(CONFIG_CRYPTO_GF128MUL) += gf128mul.o
obj-$(CONFIG_CRYPTO_ECB) += ecb.o
@@ -85,6 +86,7 @@ obj-$(CONFIG_CRYPTO_BLOWFISH_COMMON) += blowfish_common.o
obj-$(CONFIG_CRYPTO_TWOFISH) += twofish_generic.o
obj-$(CONFIG_CRYPTO_TWOFISH_COMMON) += twofish_common.o
obj-$(CONFIG_CRYPTO_SERPENT) += serpent_generic.o
+CFLAGS_serpent_generic.o := $(call cc-option,-fsched-pressure) # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79149
obj-$(CONFIG_CRYPTO_AES) += aes_generic.o
obj-$(CONFIG_CRYPTO_CAMELLIA) += camellia_generic.o
obj-$(CONFIG_CRYPTO_CAST_COMMON) += cast_common.o
diff --git a/drivers/acpi/nfit.c b/drivers/acpi/nfit.c
index c097f477c74c..14c2a07c9f3f 100644
--- a/drivers/acpi/nfit.c
+++ b/drivers/acpi/nfit.c
@@ -965,7 +965,7 @@ static size_t sizeof_nfit_set_info(int num_mappings)
+ num_mappings * sizeof(struct nfit_set_info_map);
}

-static int cmp_map(const void *m0, const void *m1)
+static int cmp_map_compat(const void *m0, const void *m1)
{
const struct nfit_set_info_map *map0 = m0;
const struct nfit_set_info_map *map1 = m1;
@@ -974,6 +974,14 @@ static int cmp_map(const void *m0, const void *m1)
sizeof(u64));
}

+static int cmp_map(const void *m0, const void *m1)
+{
+ const struct nfit_set_info_map *map0 = m0;
+ const struct nfit_set_info_map *map1 = m1;
+
+ return map0->region_offset - map1->region_offset;
+}
+
/* Retrieve the nth entry referencing this spa */
static struct acpi_nfit_memory_map *memdev_from_spa(
struct acpi_nfit_desc *acpi_desc, u16 range_index, int n)
@@ -1029,6 +1037,12 @@ static int acpi_nfit_init_interleave_set(struct acpi_nfit_desc *acpi_desc,
sort(&info->mapping[0], nr, sizeof(struct nfit_set_info_map),
cmp_map, NULL);
nd_set->cookie = nd_fletcher64(info, sizeof_nfit_set_info(nr), 0);
+
+ /* support namespaces created with the wrong sort order */
+ sort(&info->mapping[0], nr, sizeof(struct nfit_set_info_map),
+ cmp_map_compat, NULL);
+ nd_set->altcookie = nd_fletcher64(info, sizeof_nfit_set_info(nr), 0);
+
ndr_desc->nd_set = nd_set;
devm_kfree(dev, info);

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 3384a3eef917..397f0454100b 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1467,11 +1467,62 @@ void dm_accept_partial_bio(struct bio *bio, unsigned n_sectors)
}
EXPORT_SYMBOL_GPL(dm_accept_partial_bio);

+/*
+ * Flush current->bio_list when the target map method blocks.
+ * This fixes deadlocks in snapshot and possibly in other targets.
+ */
+struct dm_offload {
+ struct blk_plug plug;
+ struct blk_plug_cb cb;
+};
+
+static void flush_current_bio_list(struct blk_plug_cb *cb, bool from_schedule)
+{
+ struct dm_offload *o = container_of(cb, struct dm_offload, cb);
+ struct bio_list list;
+ struct bio *bio;
+
+ INIT_LIST_HEAD(&o->cb.list);
+
+ if (unlikely(!current->bio_list))
+ return;
+
+ list = *current->bio_list;
+ bio_list_init(current->bio_list);
+
+ while ((bio = bio_list_pop(&list))) {
+ struct bio_set *bs = bio->bi_pool;
+ if (unlikely(!bs) || bs == fs_bio_set) {
+ bio_list_add(current->bio_list, bio);
+ continue;
+ }
+
+ spin_lock(&bs->rescue_lock);
+ bio_list_add(&bs->rescue_list, bio);
+ queue_work(bs->rescue_workqueue, &bs->rescue_work);
+ spin_unlock(&bs->rescue_lock);
+ }
+}
+
+static void dm_offload_start(struct dm_offload *o)
+{
+ blk_start_plug(&o->plug);
+ o->cb.callback = flush_current_bio_list;
+ list_add(&o->cb.list, &current->plug->cb_list);
+}
+
+static void dm_offload_end(struct dm_offload *o)
+{
+ list_del(&o->cb.list);
+ blk_finish_plug(&o->plug);
+}
+
static void __map_bio(struct dm_target_io *tio)
{
int r;
sector_t sector;
struct mapped_device *md;
+ struct dm_offload o;
struct bio *clone = &tio->clone;
struct dm_target *ti = tio->ti;

@@ -1484,7 +1535,11 @@ static void __map_bio(struct dm_target_io *tio)
*/
atomic_inc(&tio->io->io_count);
sector = clone->bi_iter.bi_sector;
+
+ dm_offload_start(&o);
r = ti->type->map(ti, clone);
+ dm_offload_end(&o);
+
if (r == DM_MAPIO_REMAPPED) {
/* the bio has been remapped so dispatch it */

diff --git a/drivers/mtd/maps/pmcmsp-flash.c b/drivers/mtd/maps/pmcmsp-flash.c
index f9fa3fad728e..2051f28ddac6 100644
--- a/drivers/mtd/maps/pmcmsp-flash.c
+++ b/drivers/mtd/maps/pmcmsp-flash.c
@@ -139,15 +139,13 @@ static int __init init_msp_flash(void)
}

msp_maps[i].bankwidth = 1;
- msp_maps[i].name = kmalloc(7, GFP_KERNEL);
+ msp_maps[i].name = kstrndup(flash_name, 7, GFP_KERNEL);
if (!msp_maps[i].name) {
iounmap(msp_maps[i].virt);
kfree(msp_parts[i]);
goto cleanup_loop;
}

- msp_maps[i].name = strncpy(msp_maps[i].name, flash_name, 7);
-
for (j = 0; j < pcnt; j++) {
part_name[5] = '0' + i;
part_name[7] = '0' + j;
diff --git a/drivers/net/ethernet/ti/cpmac.c b/drivers/net/ethernet/ti/cpmac.c
index d52ea3008946..7e8bce46e6b4 100644
--- a/drivers/net/ethernet/ti/cpmac.c
+++ b/drivers/net/ethernet/ti/cpmac.c
@@ -1237,7 +1237,7 @@ int cpmac_init(void)
goto fail_alloc;
}

-#warning FIXME: unhardcode gpio&reset bits
+ /* FIXME: unhardcode gpio&reset bits */
ar7_gpio_disable(26);
ar7_gpio_disable(27);
ar7_device_reset(AR7_RESET_BIT_CPMAC_LO);
diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c
index 62120c38d56b..aae7379af4e4 100644
--- a/drivers/nvdimm/namespace_devs.c
+++ b/drivers/nvdimm/namespace_devs.c
@@ -1534,6 +1534,7 @@ static int select_pmem_id(struct nd_region *nd_region, u8 *pmem_id)
static int find_pmem_label_set(struct nd_region *nd_region,
struct nd_namespace_pmem *nspm)
{
+ u64 altcookie = nd_region_interleave_set_altcookie(nd_region);
u64 cookie = nd_region_interleave_set_cookie(nd_region);
struct nd_namespace_label *nd_label;
u8 select_id[NSLABEL_UUID_LEN];
@@ -1542,8 +1543,10 @@ static int find_pmem_label_set(struct nd_region *nd_region,
int rc = -ENODEV, l;
u16 i;

- if (cookie == 0)
+ if (cookie == 0) {
+ dev_dbg(&nd_region->dev, "invalid interleave-set-cookie\n");
return -ENXIO;
+ }

/*
* Find a complete set of labels by uuid. By definition we can start
@@ -1552,13 +1555,24 @@ static int find_pmem_label_set(struct nd_region *nd_region,
for_each_label(l, nd_label, nd_region->mapping[0].labels) {
u64 isetcookie = __le64_to_cpu(nd_label->isetcookie);

- if (isetcookie != cookie)
- continue;
+ if (isetcookie != cookie) {
+ dev_dbg(&nd_region->dev, "invalid cookie in label: %pUb\n",
+ nd_label->uuid);
+ if (isetcookie != altcookie)
+ continue;
+
+ dev_dbg(&nd_region->dev, "valid altcookie in label: %pUb\n",
+ nd_label->uuid);
+ }
+
+ for (i = 0; nd_region->ndr_mappings; i++) {
+ if (has_uuid_at_pos(nd_region, nd_label->uuid, cookie, i))
+ continue;
+ if (has_uuid_at_pos(nd_region, nd_label->uuid, altcookie, i))
+ continue;
+ break;
+ }

- for (i = 0; nd_region->ndr_mappings; i++)
- if (!has_uuid_at_pos(nd_region, nd_label->uuid,
- cookie, i))
- break;
if (i < nd_region->ndr_mappings) {
/*
* Give up if we don't find an instance of a
diff --git a/drivers/nvdimm/nd.h b/drivers/nvdimm/nd.h
index 417e521d299c..fc870e55bb66 100644
--- a/drivers/nvdimm/nd.h
+++ b/drivers/nvdimm/nd.h
@@ -245,6 +245,7 @@ struct nd_region *to_nd_region(struct device *dev);
int nd_region_to_nstype(struct nd_region *nd_region);
int nd_region_register_namespaces(struct nd_region *nd_region, int *err);
u64 nd_region_interleave_set_cookie(struct nd_region *nd_region);
+u64 nd_region_interleave_set_altcookie(struct nd_region *nd_region);
void nvdimm_bus_lock(struct device *dev);
void nvdimm_bus_unlock(struct device *dev);
bool is_nvdimm_bus_locked(struct device *dev);
diff --git a/drivers/nvdimm/region_devs.c b/drivers/nvdimm/region_devs.c
index 9521696c9385..dc2e919daa39 100644
--- a/drivers/nvdimm/region_devs.c
+++ b/drivers/nvdimm/region_devs.c
@@ -379,6 +379,15 @@ u64 nd_region_interleave_set_cookie(struct nd_region *nd_region)
return 0;
}

+u64 nd_region_interleave_set_altcookie(struct nd_region *nd_region)
+{
+ struct nd_interleave_set *nd_set = nd_region->nd_set;
+
+ if (nd_set)
+ return nd_set->altcookie;
+ return 0;
+}
+
/*
* Upon successful probe/remove, take/release a reference on the
* associated interleave set (if present), and plant new btt + namespace
diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c
index 9c780740fb82..e712fe745955 100644
--- a/drivers/scsi/mvsas/mv_sas.c
+++ b/drivers/scsi/mvsas/mv_sas.c
@@ -737,8 +737,8 @@ static int mvs_task_prep(struct sas_task *task, struct mvs_info *mvi, int is_tmf
mv_dprintk("device %016llx not ready.\n",
SAS_ADDR(dev->sas_addr));

- rc = SAS_PHY_DOWN;
- return rc;
+ rc = SAS_PHY_DOWN;
+ return rc;
}
tei.port = dev->port->lldd_port;
if (tei.port && !tei.port->port_attached && !tmf) {
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 237ef5573c18..6deb06147202 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1030,8 +1030,10 @@ static int s3c64xx_serial_startup(struct uart_port *port)
if (ourport->dma) {
ret = s3c24xx_serial_request_dma(ourport);
if (ret < 0) {
- dev_warn(port->dev, "DMA request failed\n");
- return ret;
+ dev_warn(port->dev,
+ "DMA request failed, DMA will not be used\n");
+ devm_kfree(port->dev, ourport->dma);
+ ourport->dma = NULL;
}
}

diff --git a/drivers/usb/dwc3/gadget.h b/drivers/usb/dwc3/gadget.h
index 18ae3eaa8b6f..ccd9694f8e36 100644
--- a/drivers/usb/dwc3/gadget.h
+++ b/drivers/usb/dwc3/gadget.h
@@ -28,23 +28,23 @@ struct dwc3;
#define gadget_to_dwc(g) (container_of(g, struct dwc3, gadget))

/* DEPCFG parameter 1 */
-#define DWC3_DEPCFG_INT_NUM(n) ((n) << 0)
+#define DWC3_DEPCFG_INT_NUM(n) (((n) & 0x1f) << 0)
#define DWC3_DEPCFG_XFER_COMPLETE_EN (1 << 8)
#define DWC3_DEPCFG_XFER_IN_PROGRESS_EN (1 << 9)
#define DWC3_DEPCFG_XFER_NOT_READY_EN (1 << 10)
#define DWC3_DEPCFG_FIFO_ERROR_EN (1 << 11)
#define DWC3_DEPCFG_STREAM_EVENT_EN (1 << 13)
-#define DWC3_DEPCFG_BINTERVAL_M1(n) ((n) << 16)
+#define DWC3_DEPCFG_BINTERVAL_M1(n) (((n) & 0xff) << 16)
#define DWC3_DEPCFG_STREAM_CAPABLE (1 << 24)
-#define DWC3_DEPCFG_EP_NUMBER(n) ((n) << 25)
+#define DWC3_DEPCFG_EP_NUMBER(n) (((n) & 0x1f) << 25)
#define DWC3_DEPCFG_BULK_BASED (1 << 30)
#define DWC3_DEPCFG_FIFO_BASED (1 << 31)

/* DEPCFG parameter 0 */
-#define DWC3_DEPCFG_EP_TYPE(n) ((n) << 1)
-#define DWC3_DEPCFG_MAX_PACKET_SIZE(n) ((n) << 3)
-#define DWC3_DEPCFG_FIFO_NUMBER(n) ((n) << 17)
-#define DWC3_DEPCFG_BURST_SIZE(n) ((n) << 22)
+#define DWC3_DEPCFG_EP_TYPE(n) (((n) & 0x3) << 1)
+#define DWC3_DEPCFG_MAX_PACKET_SIZE(n) (((n) & 0x7ff) << 3)
+#define DWC3_DEPCFG_FIFO_NUMBER(n) (((n) & 0x1f) << 17)
+#define DWC3_DEPCFG_BURST_SIZE(n) (((n) & 0xf) << 22)
#define DWC3_DEPCFG_DATA_SEQ_NUM(n) ((n) << 26)
/* This applies for core versions earlier than 1.94a */
#define DWC3_DEPCFG_IGN_SEQ_NUM (1 << 31)
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index cfda1a1c0ab6..9ad5145d3103 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -1643,11 +1643,14 @@ static int ffs_func_eps_enable(struct ffs_function *func)
spin_lock_irqsave(&func->ffs->eps_lock, flags);
do {
struct usb_endpoint_descriptor *ds;
+ struct usb_ss_ep_comp_descriptor *comp_desc = NULL;
+ int needs_comp_desc = false;
int desc_idx;

- if (ffs->gadget->speed == USB_SPEED_SUPER)
+ if (ffs->gadget->speed == USB_SPEED_SUPER) {
desc_idx = 2;
- else if (ffs->gadget->speed == USB_SPEED_HIGH)
+ needs_comp_desc = true;
+ } else if (ffs->gadget->speed == USB_SPEED_HIGH)
desc_idx = 1;
else
desc_idx = 0;
@@ -1664,6 +1667,14 @@ static int ffs_func_eps_enable(struct ffs_function *func)

ep->ep->driver_data = ep;
ep->ep->desc = ds;
+
+ comp_desc = (struct usb_ss_ep_comp_descriptor *)(ds +
+ USB_DT_ENDPOINT_SIZE);
+ ep->ep->maxburst = comp_desc->bMaxBurst + 1;
+
+ if (needs_comp_desc)
+ ep->ep->comp_desc = comp_desc;
+
ret = usb_ep_enable(ep->ep);
if (likely(!ret)) {
epfile->ep = ep;
diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c
index 22d067cd5aa3..6610f7a023d3 100644
--- a/drivers/usb/gadget/udc/dummy_hcd.c
+++ b/drivers/usb/gadget/udc/dummy_hcd.c
@@ -1033,6 +1033,8 @@ static int dummy_udc_probe(struct platform_device *pdev)
int rc;

dum = *((void **)dev_get_platdata(&pdev->dev));
+ /* Clear usb_gadget region for new registration to udc-core */
+ memzero_explicit(&dum->gadget, sizeof(struct usb_gadget));
dum->gadget.name = gadget_name;
dum->gadget.ops = &dummy_ops;
dum->gadget.max_speed = USB_SPEED_SUPER;
diff --git a/drivers/usb/host/xhci-dbg.c b/drivers/usb/host/xhci-dbg.c
index 74c42f722678..3425154baf8b 100644
--- a/drivers/usb/host/xhci-dbg.c
+++ b/drivers/usb/host/xhci-dbg.c
@@ -111,7 +111,7 @@ static void xhci_print_cap_regs(struct xhci_hcd *xhci)
xhci_dbg(xhci, "RTSOFF 0x%x:\n", temp & RTSOFF_MASK);

/* xhci 1.1 controllers have the HCCPARAMS2 register */
- if (hci_version > 100) {
+ if (hci_version > 0x100) {
temp = readl(&xhci->cap_regs->hcc_params2);
xhci_dbg(xhci, "HCC PARAMS2 0x%x:\n", (unsigned int) temp);
xhci_dbg(xhci, " HC %s Force save context capability",
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 19cb32a65161..268829db9e88 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -213,6 +213,8 @@ static int xhci_plat_remove(struct platform_device *dev)
struct xhci_hcd *xhci = hcd_to_xhci(hcd);
struct clk *clk = xhci->clk;

+ xhci->xhc_state |= XHCI_STATE_REMOVING;
+
usb_remove_hcd(xhci->shared_hcd);
usb_phy_shutdown(hcd->usb_phy);

diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index 1950e87b4219..775690bed4c0 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -787,12 +787,6 @@ static int iowarrior_probe(struct usb_interface *interface,
iface_desc = interface->cur_altsetting;
dev->product_id = le16_to_cpu(udev->descriptor.idProduct);

- if (iface_desc->desc.bNumEndpoints < 1) {
- dev_err(&interface->dev, "Invalid number of endpoints\n");
- retval = -EINVAL;
- goto error;
- }
-
/* set up the endpoint information */
for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
endpoint = &iface_desc->endpoint[i].desc;
@@ -803,6 +797,21 @@ static int iowarrior_probe(struct usb_interface *interface,
/* this one will match for the IOWarrior56 only */
dev->int_out_endpoint = endpoint;
}
+
+ if (!dev->int_in_endpoint) {
+ dev_err(&interface->dev, "no interrupt-in endpoint found\n");
+ retval = -ENODEV;
+ goto error;
+ }
+
+ if (dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW56) {
+ if (!dev->int_out_endpoint) {
+ dev_err(&interface->dev, "no interrupt-out endpoint found\n");
+ retval = -ENODEV;
+ goto error;
+ }
+ }
+
/* we have to check the report_size often, so remember it in the endianness suitable for our machine */
dev->report_size = usb_endpoint_maxp(dev->int_in_endpoint);
if ((dev->interface->cur_altsetting->desc.bInterfaceNumber == 0) &&
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index 3df7b7ec178e..e0b1fe2f60e1 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -1483,16 +1483,20 @@ static int digi_read_oob_callback(struct urb *urb)
struct usb_serial *serial = port->serial;
struct tty_struct *tty;
struct digi_port *priv = usb_get_serial_port_data(port);
+ unsigned char *buf = urb->transfer_buffer;
int opcode, line, status, val;
int i;
unsigned int rts;

+ if (urb->actual_length < 4)
+ return -1;
+
/* handle each oob command */
- for (i = 0; i < urb->actual_length - 3;) {
- opcode = ((unsigned char *)urb->transfer_buffer)[i++];
- line = ((unsigned char *)urb->transfer_buffer)[i++];
- status = ((unsigned char *)urb->transfer_buffer)[i++];
- val = ((unsigned char *)urb->transfer_buffer)[i++];
+ for (i = 0; i < urb->actual_length - 3; i += 4) {
+ opcode = buf[i];
+ line = buf[i + 1];
+ status = buf[i + 2];
+ val = buf[i + 3];

dev_dbg(&port->dev, "digi_read_oob_callback: opcode=%d, line=%d, status=%d, val=%d\n",
opcode, line, status, val);
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index c02808a30436..f1a8fdcd8674 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -1674,6 +1674,12 @@ static void edge_interrupt_callback(struct urb *urb)
function = TIUMP_GET_FUNC_FROM_CODE(data[0]);
dev_dbg(dev, "%s - port_number %d, function %d, info 0x%x\n", __func__,
port_number, function, data[1]);
+
+ if (port_number >= edge_serial->serial->num_ports) {
+ dev_err(dev, "bad port number %d\n", port_number);
+ goto exit;
+ }
+
port = edge_serial->serial->port[port_number];
edge_port = usb_get_serial_port_data(port);
if (!edge_port) {
@@ -1755,7 +1761,7 @@ static void edge_bulk_in_callback(struct urb *urb)

port_number = edge_port->port->port_number;

- if (edge_port->lsr_event) {
+ if (urb->actual_length > 0 && edge_port->lsr_event) {
edge_port->lsr_event = 0;
dev_dbg(dev, "%s ===== Port %u LSR Status = %02x, Data = %02x ======\n",
__func__, port_number, edge_port->lsr_mask, *data);
diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index a180b17d2432..76564b3bebb9 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -142,12 +142,6 @@ static int omninet_port_remove(struct usb_serial_port *port)

static int omninet_open(struct tty_struct *tty, struct usb_serial_port *port)
{
- struct usb_serial *serial = port->serial;
- struct usb_serial_port *wport;
-
- wport = serial->port[1];
- tty_port_tty_set(&wport->port, tty);
-
return usb_serial_generic_open(tty, port);
}

diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c
index b2dff0f14743..236ea43f7815 100644
--- a/drivers/usb/serial/safe_serial.c
+++ b/drivers/usb/serial/safe_serial.c
@@ -205,6 +205,11 @@ static void safe_process_read_urb(struct urb *urb)
if (!safe)
goto out;

+ if (length < 2) {
+ dev_err(&port->dev, "malformed packet\n");
+ return;
+ }
+
fcs = fcs_compute10(data, length, CRC10_INITFCS);
if (fcs) {
dev_err(&port->dev, "%s - bad CRC %x\n", __func__, fcs);
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index e0f862146793..7dcc97eadb12 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3573,6 +3573,10 @@ static int ext4_block_truncate_page(handle_t *handle,
unsigned blocksize;
struct inode *inode = mapping->host;

+ /* If we are processing an encrypted inode during orphan list handling */
+ if (ext4_encrypted_inode(inode) && !ext4_has_encryption_key(inode))
+ return 0;
+
blocksize = inode->i_sb->s_blocksize;
length = blocksize - (offset & (blocksize - 1));

diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h
index 3f021dc5da8c..30201b9be7bc 100644
--- a/include/linux/libnvdimm.h
+++ b/include/linux/libnvdimm.h
@@ -83,6 +83,8 @@ struct nd_cmd_desc {

struct nd_interleave_set {
u64 cookie;
+ /* compatibility with initial buggy Linux implementation */
+ u64 altcookie;
};

struct nd_region_desc {
diff --git a/include/trace/events/syscalls.h b/include/trace/events/syscalls.h
index 14e49c798135..b35533b94277 100644
--- a/include/trace/events/syscalls.h
+++ b/include/trace/events/syscalls.h
@@ -1,5 +1,6 @@
#undef TRACE_SYSTEM
#define TRACE_SYSTEM raw_syscalls
+#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE syscalls

#if !defined(_TRACE_EVENTS_SYSCALLS_H) || defined(TRACE_HEADER_MULTI_READ)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 43eefe9d834c..e25b93a4267d 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -4150,24 +4150,6 @@ static void mem_cgroup_id_get_many(struct mem_cgroup *memcg, unsigned int n)
atomic_add(n, &memcg->id.ref);
}

-static struct mem_cgroup *mem_cgroup_id_get_online(struct mem_cgroup *memcg)
-{
- while (!atomic_inc_not_zero(&memcg->id.ref)) {
- /*
- * The root cgroup cannot be destroyed, so it's refcount must
- * always be >= 1.
- */
- if (WARN_ON_ONCE(memcg == root_mem_cgroup)) {
- VM_BUG_ON(1);
- break;
- }
- memcg = parent_mem_cgroup(memcg);
- if (!memcg)
- memcg = root_mem_cgroup;
- }
- return memcg;
-}
-
static void mem_cgroup_id_put_many(struct mem_cgroup *memcg, unsigned int n)
{
if (atomic_sub_and_test(n, &memcg->id.ref)) {
@@ -5751,6 +5733,24 @@ static int __init mem_cgroup_init(void)
subsys_initcall(mem_cgroup_init);

#ifdef CONFIG_MEMCG_SWAP
+static struct mem_cgroup *mem_cgroup_id_get_online(struct mem_cgroup *memcg)
+{
+ while (!atomic_inc_not_zero(&memcg->id.ref)) {
+ /*
+ * The root cgroup cannot be destroyed, so it's refcount must
+ * always be >= 1.
+ */
+ if (WARN_ON_ONCE(memcg == root_mem_cgroup)) {
+ VM_BUG_ON(1);
+ break;
+ }
+ memcg = parent_mem_cgroup(memcg);
+ if (!memcg)
+ memcg = root_mem_cgroup;
+ }
+ return memcg;
+}
+
/**
* mem_cgroup_swapout - transfer a memsw charge to swap
* @page: page whose memsw charge to transfer
\
 
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