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SubjectRe: Linux 4.9.111
diff --git a/Documentation/printk-formats.txt b/Documentation/printk-formats.txt
index 5962949944fd..d2fbeeb29582 100644
--- a/Documentation/printk-formats.txt
+++ b/Documentation/printk-formats.txt
@@ -279,11 +279,10 @@ struct clk:

%pC pll1
%pCn pll1
- %pCr 1560000000

For printing struct clk structures. '%pC' and '%pCn' print the name
(Common Clock Framework) or address (legacy clock framework) of the
- structure; '%pCr' prints the current clock rate.
+ structure.

Passed by reference.

diff --git a/Makefile b/Makefile
index 2fcfe1147eaa..b10646531fcd 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 110
+SUBLEVEL = 111
EXTRAVERSION =
NAME = Roaring Lionus

diff --git a/arch/arm/include/asm/kgdb.h b/arch/arm/include/asm/kgdb.h
index 0a9d5dd93294..6949c7d4481c 100644
--- a/arch/arm/include/asm/kgdb.h
+++ b/arch/arm/include/asm/kgdb.h
@@ -76,7 +76,7 @@ extern int kgdb_fault_expected;

#define KGDB_MAX_NO_CPUS 1
#define BUFMAX 400
-#define NUMREGBYTES (DBG_MAX_REG_NUM << 2)
+#define NUMREGBYTES (GDB_MAX_REGS << 2)
#define NUMCRITREGBYTES (32 << 2)

#define _R0 0
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 7959d2c92010..625c2b240ffb 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -826,7 +826,7 @@ static int __init parse_kpti(char *str)
__kpti_forced = enabled ? 1 : -1;
return 0;
}
-__setup("kpti=", parse_kpti);
+early_param("kpti", parse_kpti);
#endif /* CONFIG_UNMAP_KERNEL_AT_EL0 */

static const struct arm64_cpu_capabilities arm64_features[] = {
diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S
index 66cce2138f95..18d96d349a8b 100644
--- a/arch/arm64/mm/proc.S
+++ b/arch/arm64/mm/proc.S
@@ -186,8 +186,9 @@ ENDPROC(idmap_cpu_replace_ttbr1)

.macro __idmap_kpti_put_pgtable_ent_ng, type
orr \type, \type, #PTE_NG // Same bit for blocks and pages
- str \type, [cur_\()\type\()p] // Update the entry and ensure it
- dc civac, cur_\()\type\()p // is visible to all CPUs.
+ str \type, [cur_\()\type\()p] // Update the entry and ensure
+ dmb sy // that it is visible to all
+ dc civac, cur_\()\type\()p // CPUs.
.endm

/*
diff --git a/arch/m68k/mm/kmap.c b/arch/m68k/mm/kmap.c
index 6e4955bc542b..fcd52cefee29 100644
--- a/arch/m68k/mm/kmap.c
+++ b/arch/m68k/mm/kmap.c
@@ -88,7 +88,8 @@ static inline void free_io_area(void *addr)
for (p = &iolist ; (tmp = *p) ; p = &tmp->next) {
if (tmp->addr == addr) {
*p = tmp->next;
- __iounmap(tmp->addr, tmp->size);
+ /* remove gap added in get_io_area() */
+ __iounmap(tmp->addr, tmp->size - IO_SIZE);
kfree(tmp);
return;
}
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
index 6054d49e608e..8c9cbf13d32a 100644
--- a/arch/mips/bcm47xx/setup.c
+++ b/arch/mips/bcm47xx/setup.c
@@ -212,6 +212,12 @@ static int __init bcm47xx_cpu_fixes(void)
*/
if (bcm47xx_bus.bcma.bus.chipinfo.id == BCMA_CHIP_ID_BCM4706)
cpu_wait = NULL;
+
+ /*
+ * BCM47XX Erratum "R10: PCIe Transactions Periodically Fail"
+ * Enable ExternalSync for sync instruction to take effect
+ */
+ set_c0_config7(MIPS_CONF7_ES);
break;
#endif
}
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
index ecabc00c1e66..853b2f4954fa 100644
--- a/arch/mips/include/asm/io.h
+++ b/arch/mips/include/asm/io.h
@@ -412,6 +412,8 @@ static inline type pfx##in##bwlq##p(unsigned long port) \
__val = *__addr; \
slow; \
\
+ /* prevent prefetching of coherent DMA data prematurely */ \
+ rmb(); \
return pfx##ioswab##bwlq(__addr, __val); \
}

diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index df78b2ca70eb..22a6782f84f5 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -663,6 +663,8 @@
#define MIPS_CONF7_WII (_ULCAST_(1) << 31)

#define MIPS_CONF7_RPS (_ULCAST_(1) << 2)
+/* ExternalSync */
+#define MIPS_CONF7_ES (_ULCAST_(1) << 8)

#define MIPS_CONF7_IAR (_ULCAST_(1) << 10)
#define MIPS_CONF7_AR (_ULCAST_(1) << 16)
@@ -2641,6 +2643,7 @@ __BUILD_SET_C0(status)
__BUILD_SET_C0(cause)
__BUILD_SET_C0(config)
__BUILD_SET_C0(config5)
+__BUILD_SET_C0(config7)
__BUILD_SET_C0(intcontrol)
__BUILD_SET_C0(intctl)
__BUILD_SET_C0(srsmap)
diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S
index 2f7c734771f4..0df911e772ae 100644
--- a/arch/mips/kernel/mcount.S
+++ b/arch/mips/kernel/mcount.S
@@ -116,10 +116,20 @@ ftrace_stub:
NESTED(_mcount, PT_SIZE, ra)
PTR_LA t1, ftrace_stub
PTR_L t2, ftrace_trace_function /* Prepare t2 for (1) */
- bne t1, t2, static_trace
+ beq t1, t2, fgraph_trace
nop

+ MCOUNT_SAVE_REGS
+
+ move a0, ra /* arg1: self return address */
+ jalr t2 /* (1) call *ftrace_trace_function */
+ move a1, AT /* arg2: parent's return address */
+
+ MCOUNT_RESTORE_REGS
+
+fgraph_trace:
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
+ PTR_LA t1, ftrace_stub
PTR_L t3, ftrace_graph_return
bne t1, t3, ftrace_graph_caller
nop
@@ -128,24 +138,11 @@ NESTED(_mcount, PT_SIZE, ra)
bne t1, t3, ftrace_graph_caller
nop
#endif
- b ftrace_stub
-#ifdef CONFIG_32BIT
- addiu sp, sp, 8
-#else
- nop
-#endif

-static_trace:
- MCOUNT_SAVE_REGS
-
- move a0, ra /* arg1: self return address */
- jalr t2 /* (1) call *ftrace_trace_function */
- move a1, AT /* arg2: parent's return address */
-
- MCOUNT_RESTORE_REGS
#ifdef CONFIG_32BIT
addiu sp, sp, 8
#endif
+
.globl ftrace_stub
ftrace_stub:
RETURN_BACK
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 2dc52e6d2af4..e24ae0fa80ed 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -586,6 +586,7 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT)
* actually hit this code path.
*/

+ isync
slbie r6
slbie r6 /* Workaround POWER5 < DD2.1 issue */
slbmte r7,r0
diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c
index 8f0c7c5d93f2..93a6eeba3ace 100644
--- a/arch/powerpc/kernel/fadump.c
+++ b/arch/powerpc/kernel/fadump.c
@@ -1033,6 +1033,9 @@ void fadump_cleanup(void)
init_fadump_mem_struct(&fdm,
be64_to_cpu(fdm_active->cpu_state_data.destination_address));
fadump_invalidate_dump(&fdm);
+ } else if (fw_dump.dump_registered) {
+ /* Un-register Firmware-assisted dump if it was registered. */
+ fadump_unregister_dump(&fdm);
}
}

diff --git a/arch/powerpc/kernel/hw_breakpoint.c b/arch/powerpc/kernel/hw_breakpoint.c
index 469d86d1c2a5..532c585ec24b 100644
--- a/arch/powerpc/kernel/hw_breakpoint.c
+++ b/arch/powerpc/kernel/hw_breakpoint.c
@@ -175,8 +175,8 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp)
if (cpu_has_feature(CPU_FTR_DAWR)) {
length_max = 512 ; /* 64 doublewords */
/* DAWR region can't cross 512 boundary */
- if ((bp->attr.bp_addr >> 10) !=
- ((bp->attr.bp_addr + bp->attr.bp_len - 1) >> 10))
+ if ((bp->attr.bp_addr >> 9) !=
+ ((bp->attr.bp_addr + bp->attr.bp_len - 1) >> 9))
return -EINVAL;
}
if (info->len >
diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c
index d97370866a5f..adfa63e7df8c 100644
--- a/arch/powerpc/kernel/ptrace.c
+++ b/arch/powerpc/kernel/ptrace.c
@@ -2380,6 +2380,7 @@ static int ptrace_set_debugreg(struct task_struct *task, unsigned long addr,
/* Create a new breakpoint request if one doesn't exist already */
hw_breakpoint_init(&attr);
attr.bp_addr = hw_brk.address;
+ attr.bp_len = 8;
arch_bp_generic_fields(hw_brk.type,
&attr.bp_type);

diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index f602307a4386..9ed90c502005 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -3424,7 +3424,6 @@ static void pnv_pci_ioda2_release_pe_dma(struct pnv_ioda_pe *pe)
WARN_ON(pe->table_group.group);
}

- pnv_pci_ioda2_table_free_pages(tbl);
iommu_free_table(tbl, "pnv");
}

diff --git a/arch/x86/include/asm/barrier.h b/arch/x86/include/asm/barrier.h
index 78d1c6a3d221..eb53c2c78a1f 100644
--- a/arch/x86/include/asm/barrier.h
+++ b/arch/x86/include/asm/barrier.h
@@ -37,7 +37,7 @@ static inline unsigned long array_index_mask_nospec(unsigned long index,
{
unsigned long mask;

- asm ("cmp %1,%2; sbb %0,%0;"
+ asm volatile ("cmp %1,%2; sbb %0,%0;"
:"=r" (mask)
:"g"(size),"r" (index)
:"cc");
diff --git a/arch/x86/kernel/cpu/mcheck/mce-severity.c b/arch/x86/kernel/cpu/mcheck/mce-severity.c
index f46071cb2c90..3e0199ee5a2f 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-severity.c
+++ b/arch/x86/kernel/cpu/mcheck/mce-severity.c
@@ -143,6 +143,11 @@ static struct severity {
SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR|MCACOD_INSTR),
USER
),
+ MCESEV(
+ PANIC, "Data load in unrecoverable area of kernel",
+ SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR|MCACOD_DATA),
+ KERNEL
+ ),
#endif
MCESEV(
PANIC, "Action required: unknown MCACOD",
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 7bbd50fa72ad..c49e146d4332 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -738,23 +738,25 @@ EXPORT_SYMBOL_GPL(machine_check_poll);
static int mce_no_way_out(struct mce *m, char **msg, unsigned long *validp,
struct pt_regs *regs)
{
- int i, ret = 0;
char *tmp;
+ int i;

for (i = 0; i < mca_cfg.banks; i++) {
m->status = mce_rdmsrl(msr_ops.status(i));
- if (m->status & MCI_STATUS_VAL) {
- __set_bit(i, validp);
- if (quirk_no_way_out)
- quirk_no_way_out(i, m, regs);
- }
+ if (!(m->status & MCI_STATUS_VAL))
+ continue;
+
+ __set_bit(i, validp);
+ if (quirk_no_way_out)
+ quirk_no_way_out(i, m, regs);

if (mce_severity(m, mca_cfg.tolerant, &tmp, true) >= MCE_PANIC_SEVERITY) {
+ mce_read_aux(m, i);
*msg = tmp;
- ret = 1;
+ return 1;
}
}
- return ret;
+ return 0;
}

/*
@@ -1140,13 +1142,18 @@ void do_machine_check(struct pt_regs *regs, long error_code)
lmce = m.mcgstatus & MCG_STATUS_LMCES;

/*
+ * Local machine check may already know that we have to panic.
+ * Broadcast machine check begins rendezvous in mce_start()
* Go through all banks in exclusion of the other CPUs. This way we
* don't report duplicated events on shared banks because the first one
- * to see it will clear it. If this is a Local MCE, then no need to
- * perform rendezvous.
+ * to see it will clear it.
*/
- if (!lmce)
+ if (lmce) {
+ if (no_way_out)
+ mce_panic("Fatal local machine check", &m, msg);
+ } else {
order = mce_start(&no_way_out);
+ }

for (i = 0; i < cfg->banks; i++) {
__clear_bit(i, toclear);
@@ -1222,12 +1229,17 @@ void do_machine_check(struct pt_regs *regs, long error_code)
no_way_out = worst >= MCE_PANIC_SEVERITY;
} else {
/*
- * Local MCE skipped calling mce_reign()
- * If we found a fatal error, we need to panic here.
+ * If there was a fatal machine check we should have
+ * already called mce_panic earlier in this function.
+ * Since we re-read the banks, we might have found
+ * something new. Check again to see if we found a
+ * fatal error. We call "mce_severity()" again to
+ * make sure we have the right "msg".
*/
- if (worst >= MCE_PANIC_SEVERITY && mca_cfg.tolerant < 3)
- mce_panic("Machine check from unknown source",
- NULL, NULL);
+ if (worst >= MCE_PANIC_SEVERITY && mca_cfg.tolerant < 3) {
+ mce_severity(&m, cfg->tolerant, &msg, true);
+ mce_panic("Local fatal machine check!", &m, msg);
+ }
}

/*
diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index 0bee04d41bed..b57100a2c834 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -643,12 +643,19 @@ static void quirk_intel_brickland_xeon_ras_cap(struct pci_dev *pdev)
/* Skylake */
static void quirk_intel_purley_xeon_ras_cap(struct pci_dev *pdev)
{
- u32 capid0;
+ u32 capid0, capid5;

pci_read_config_dword(pdev, 0x84, &capid0);
+ pci_read_config_dword(pdev, 0x98, &capid5);

- if ((capid0 & 0xc0) == 0xc0)
+ /*
+ * CAPID0{7:6} indicate whether this is an advanced RAS SKU
+ * CAPID5{8:5} indicate that various NVDIMM usage modes are
+ * enabled, so memory machine check recovery is also enabled.
+ */
+ if ((capid0 & 0xc0) == 0xc0 || (capid5 & 0x1e0))
static_branch_inc(&mcsafe_key);
+
}
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x0ec3, quirk_intel_brickland_xeon_ras_cap);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2fc0, quirk_intel_brickland_xeon_ras_cap);
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index f2142932ff0b..5bbfa2f63b8c 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -799,16 +799,18 @@ static void math_error(struct pt_regs *regs, int error_code, int trapnr)
char *str = (trapnr == X86_TRAP_MF) ? "fpu exception" :
"simd exception";

- if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, SIGFPE) == NOTIFY_STOP)
- return;
cond_local_irq_enable(regs);

if (!user_mode(regs)) {
- if (!fixup_exception(regs, trapnr)) {
- task->thread.error_code = error_code;
- task->thread.trap_nr = trapnr;
+ if (fixup_exception(regs, trapnr))
+ return;
+
+ task->thread.error_code = error_code;
+ task->thread.trap_nr = trapnr;
+
+ if (notify_die(DIE_TRAP, str, regs, error_code,
+ trapnr, SIGFPE) != NOTIFY_STOP)
die(str, regs, error_code);
- }
return;
}

diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index f92bdb9f4e46..ae9b84cae57c 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -653,7 +653,9 @@ void __init init_mem_mapping(void)
*/
int devmem_is_allowed(unsigned long pagenr)
{
- if (page_is_ram(pagenr)) {
+ if (region_intersects(PFN_PHYS(pagenr), PAGE_SIZE,
+ IORESOURCE_SYSTEM_RAM, IORES_DESC_NONE)
+ != REGION_DISJOINT) {
/*
* For disallowed memory regions in the low 1MB range,
* request that the page be shown as all zeros.
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c
index ce37d5b899fe..44bd9a377ad1 100644
--- a/arch/xtensa/kernel/traps.c
+++ b/arch/xtensa/kernel/traps.c
@@ -334,7 +334,7 @@ do_unaligned_user (struct pt_regs *regs)
info.si_errno = 0;
info.si_code = BUS_ADRALN;
info.si_addr = (void *) regs->excvaddr;
- force_sig_info(SIGSEGV, &info, current);
+ force_sig_info(SIGBUS, &info, current);

}
#endif
diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c
index ce2df8c9c583..7e6a43ffdcbe 100644
--- a/crypto/asymmetric_keys/x509_cert_parser.c
+++ b/crypto/asymmetric_keys/x509_cert_parser.c
@@ -249,6 +249,15 @@ int x509_note_signature(void *context, size_t hdrlen,
return -EINVAL;
}

+ if (strcmp(ctx->cert->sig->pkey_algo, "rsa") == 0) {
+ /* Discard the BIT STRING metadata */
+ if (vlen < 1 || *(const u8 *)value != 0)
+ return -EBADMSG;
+
+ value++;
+ vlen--;
+ }
+
ctx->cert->raw_sig = value;
ctx->cert->raw_sig_size = vlen;
return 0;
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 343cad9bf7e7..ef3016a467a0 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -3900,7 +3900,6 @@ static void cancel_tasks_sync(struct rbd_device *rbd_dev)
{
dout("%s rbd_dev %p\n", __func__, rbd_dev);

- cancel_delayed_work_sync(&rbd_dev->watch_dwork);
cancel_work_sync(&rbd_dev->acquired_lock_work);
cancel_work_sync(&rbd_dev->released_lock_work);
cancel_delayed_work_sync(&rbd_dev->lock_dwork);
@@ -3918,6 +3917,7 @@ static void rbd_unregister_watch(struct rbd_device *rbd_dev)
rbd_dev->watch_state = RBD_WATCH_STATE_UNREGISTERED;
mutex_unlock(&rbd_dev->watch_mutex);

+ cancel_delayed_work_sync(&rbd_dev->watch_dwork);
ceph_osdc_flush_notifies(&rbd_dev->rbd_client->client->osdc);
}

diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 74b2f4a14643..3a8b9aef96a6 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -939,6 +939,12 @@ static int qca_setup(struct hci_uart *hu)
} else if (ret == -ENOENT) {
/* No patch/nvm-config found, run with original fw/config */
ret = 0;
+ } else if (ret == -EAGAIN) {
+ /*
+ * Userspace firmware loader will return -EAGAIN in case no
+ * patch/nvm-config is found, so run with original fw/config.
+ */
+ ret = 0;
}

/* Setup bdaddr */
diff --git a/drivers/char/ipmi/ipmi_bt_sm.c b/drivers/char/ipmi/ipmi_bt_sm.c
index feafdab734ae..4835b588b783 100644
--- a/drivers/char/ipmi/ipmi_bt_sm.c
+++ b/drivers/char/ipmi/ipmi_bt_sm.c
@@ -522,11 +522,12 @@ static enum si_sm_result bt_event(struct si_sm_data *bt, long time)
if (status & BT_H_BUSY) /* clear a leftover H_BUSY */
BT_CONTROL(BT_H_BUSY);

+ bt->timeout = bt->BT_CAP_req2rsp;
+
/* Read BT capabilities if it hasn't been done yet */
if (!bt->BT_CAP_outreqs)
BT_STATE_CHANGE(BT_STATE_CAPABILITIES_BEGIN,
SI_SM_CALL_WITHOUT_DELAY);
- bt->timeout = bt->BT_CAP_req2rsp;
BT_SI_SM_RETURN(SI_SM_IDLE);

case BT_STATE_XACTION_START:
diff --git a/drivers/clk/at91/clk-pll.c b/drivers/clk/at91/clk-pll.c
index 45ad168e1496..2bb2551c6245 100644
--- a/drivers/clk/at91/clk-pll.c
+++ b/drivers/clk/at91/clk-pll.c
@@ -132,19 +132,8 @@ static unsigned long clk_pll_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
struct clk_pll *pll = to_clk_pll(hw);
- unsigned int pllr;
- u16 mul;
- u8 div;
-
- regmap_read(pll->regmap, PLL_REG(pll->id), &pllr);
-
- div = PLL_DIV(pllr);
- mul = PLL_MUL(pllr, pll->layout);
-
- if (!div || !mul)
- return 0;

- return (parent_rate / div) * (mul + 1);
+ return (parent_rate / pll->div) * (pll->mul + 1);
}

static long clk_pll_get_best_div_mul(struct clk_pll *pll, unsigned long rate,
diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c
index 25c41cd9cdfc..7ecc5eac3d7f 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.c
+++ b/drivers/clk/renesas/renesas-cpg-mssr.c
@@ -243,8 +243,9 @@ struct clk *cpg_mssr_clk_src_twocell_get(struct of_phandle_args *clkspec,
dev_err(dev, "Cannot get %s clock %u: %ld", type, clkidx,
PTR_ERR(clk));
else
- dev_dbg(dev, "clock (%u, %u) is %pC at %pCr Hz\n",
- clkspec->args[0], clkspec->args[1], clk, clk);
+ dev_dbg(dev, "clock (%u, %u) is %pC at %lu Hz\n",
+ clkspec->args[0], clkspec->args[1], clk,
+ clk_get_rate(clk));
return clk;
}

@@ -304,7 +305,7 @@ static void __init cpg_mssr_register_core_clk(const struct cpg_core_clk *core,
if (IS_ERR_OR_NULL(clk))
goto fail;

- dev_dbg(dev, "Core clock %pC at %pCr Hz\n", clk, clk);
+ dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
priv->clks[id] = clk;
return;

@@ -372,7 +373,7 @@ static void __init cpg_mssr_register_mod_clk(const struct mssr_mod_clk *mod,
if (IS_ERR(clk))
goto fail;

- dev_dbg(dev, "Module clock %pC at %pCr Hz\n", clk, clk);
+ dev_dbg(dev, "Module clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
priv->clks[id] = clk;
return;

diff --git a/drivers/cpuidle/cpuidle-powernv.c b/drivers/cpuidle/cpuidle-powernv.c
index 854a56781100..fd96af1d2ef0 100644
--- a/drivers/cpuidle/cpuidle-powernv.c
+++ b/drivers/cpuidle/cpuidle-powernv.c
@@ -32,9 +32,31 @@ static struct cpuidle_state *cpuidle_state_table;

static u64 stop_psscr_table[CPUIDLE_STATE_MAX];

-static u64 snooze_timeout;
+static u64 default_snooze_timeout;
static bool snooze_timeout_en;

+static u64 get_snooze_timeout(struct cpuidle_device *dev,
+ struct cpuidle_driver *drv,
+ int index)
+{
+ int i;
+
+ if (unlikely(!snooze_timeout_en))
+ return default_snooze_timeout;
+
+ for (i = index + 1; i < drv->state_count; i++) {
+ struct cpuidle_state *s = &drv->states[i];
+ struct cpuidle_state_usage *su = &dev->states_usage[i];
+
+ if (s->disabled || su->disable)
+ continue;
+
+ return s->target_residency * tb_ticks_per_usec;
+ }
+
+ return default_snooze_timeout;
+}
+
static int snooze_loop(struct cpuidle_device *dev,
struct cpuidle_driver *drv,
int index)
@@ -44,7 +66,7 @@ static int snooze_loop(struct cpuidle_device *dev,
local_irq_enable();
set_thread_flag(TIF_POLLING_NRFLAG);

- snooze_exit_time = get_tb() + snooze_timeout;
+ snooze_exit_time = get_tb() + get_snooze_timeout(dev, drv, index);
ppc64_runlatch_off();
while (!need_resched()) {
HMT_low();
@@ -337,11 +359,9 @@ static int powernv_idle_probe(void)
cpuidle_state_table = powernv_states;
/* Device tree can indicate more idle states */
max_idle_state = powernv_add_idle_states();
- if (max_idle_state > 1) {
+ default_snooze_timeout = TICK_USEC * tb_ticks_per_usec;
+ if (max_idle_state > 1)
snooze_timeout_en = true;
- snooze_timeout = powernv_states[1].target_residency *
- tb_ticks_per_usec;
- }
} else
return -ENODEV;

diff --git a/drivers/iio/buffer/kfifo_buf.c b/drivers/iio/buffer/kfifo_buf.c
index 7ef9b13262a8..e44181f9eb36 100644
--- a/drivers/iio/buffer/kfifo_buf.c
+++ b/drivers/iio/buffer/kfifo_buf.c
@@ -19,7 +19,7 @@ struct iio_kfifo {
#define iio_to_kfifo(r) container_of(r, struct iio_kfifo, buffer)

static inline int __iio_allocate_kfifo(struct iio_kfifo *buf,
- int bytes_per_datum, int length)
+ size_t bytes_per_datum, unsigned int length)
{
if ((length == 0) || (bytes_per_datum == 0))
return -EINVAL;
@@ -71,7 +71,7 @@ static int iio_set_bytes_per_datum_kfifo(struct iio_buffer *r, size_t bpd)
return 0;
}

-static int iio_set_length_kfifo(struct iio_buffer *r, int length)
+static int iio_set_length_kfifo(struct iio_buffer *r, unsigned int length)
{
/* Avoid an invalid state */
if (length < 2)
diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h
index a3279f3d2578..a79d9b340cfa 100644
--- a/drivers/infiniband/hw/hfi1/hfi.h
+++ b/drivers/infiniband/hw/hfi1/hfi.h
@@ -1631,6 +1631,7 @@ struct cc_state *get_cc_state_protected(struct hfi1_pportdata *ppd)
#define HFI1_HAS_SDMA_TIMEOUT 0x8
#define HFI1_HAS_SEND_DMA 0x10 /* Supports Send DMA */
#define HFI1_FORCED_FREEZE 0x80 /* driver forced freeze mode */
+#define HFI1_SHUTDOWN 0x100 /* device is shutting down */

/* IB dword length mask in PBC (lower 11 bits); same for all chips */
#define HFI1_PBC_LENGTH_MASK ((1 << 11) - 1)
diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c
index ae1f90ddd4e8..c81c44525dd5 100644
--- a/drivers/infiniband/hw/hfi1/init.c
+++ b/drivers/infiniband/hw/hfi1/init.c
@@ -857,6 +857,10 @@ static void shutdown_device(struct hfi1_devdata *dd)
unsigned pidx;
int i;

+ if (dd->flags & HFI1_SHUTDOWN)
+ return;
+ dd->flags |= HFI1_SHUTDOWN;
+
for (pidx = 0; pidx < dd->num_pports; ++pidx) {
ppd = dd->pport + pidx;

@@ -1168,6 +1172,7 @@ void hfi1_disable_after_error(struct hfi1_devdata *dd)

static void remove_one(struct pci_dev *);
static int init_one(struct pci_dev *, const struct pci_device_id *);
+static void shutdown_one(struct pci_dev *);

#define DRIVER_LOAD_MSG "Intel " DRIVER_NAME " loaded: "
#define PFX DRIVER_NAME ": "
@@ -1184,6 +1189,7 @@ static struct pci_driver hfi1_pci_driver = {
.name = DRIVER_NAME,
.probe = init_one,
.remove = remove_one,
+ .shutdown = shutdown_one,
.id_table = hfi1_pci_tbl,
.err_handler = &hfi1_pci_err_handler,
};
@@ -1590,6 +1596,13 @@ static void remove_one(struct pci_dev *pdev)
postinit_cleanup(dd);
}

+static void shutdown_one(struct pci_dev *pdev)
+{
+ struct hfi1_devdata *dd = pci_get_drvdata(pdev);
+
+ shutdown_device(dd);
+}
+
/**
* hfi1_create_rcvhdrq - create a receive header queue
* @dd: the hfi1_ib device
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index 18d309e40f1b..d9323d7c479c 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -1897,7 +1897,6 @@ static void mlx4_ib_sqp_comp_worker(struct work_struct *work)
"buf:%lld\n", wc.wr_id);
break;
default:
- BUG_ON(1);
break;
}
} else {
diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c
index fc62a7ded734..a19ebb19952e 100644
--- a/drivers/infiniband/hw/mlx5/cq.c
+++ b/drivers/infiniband/hw/mlx5/cq.c
@@ -645,7 +645,7 @@ static int mlx5_poll_one(struct mlx5_ib_cq *cq,
}

static int poll_soft_wc(struct mlx5_ib_cq *cq, int num_entries,
- struct ib_wc *wc)
+ struct ib_wc *wc, bool is_fatal_err)
{
struct mlx5_ib_dev *dev = to_mdev(cq->ibcq.device);
struct mlx5_ib_wc *soft_wc, *next;
@@ -658,6 +658,10 @@ static int poll_soft_wc(struct mlx5_ib_cq *cq, int num_entries,
mlx5_ib_dbg(dev, "polled software generated completion on CQ 0x%x\n",
cq->mcq.cqn);

+ if (unlikely(is_fatal_err)) {
+ soft_wc->wc.status = IB_WC_WR_FLUSH_ERR;
+ soft_wc->wc.vendor_err = MLX5_CQE_SYNDROME_WR_FLUSH_ERR;
+ }
wc[npolled++] = soft_wc->wc;
list_del(&soft_wc->list);
kfree(soft_wc);
@@ -678,12 +682,17 @@ int mlx5_ib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc)

spin_lock_irqsave(&cq->lock, flags);
if (mdev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) {
- mlx5_ib_poll_sw_comp(cq, num_entries, wc, &npolled);
+ /* make sure no soft wqe's are waiting */
+ if (unlikely(!list_empty(&cq->wc_list)))
+ soft_polled = poll_soft_wc(cq, num_entries, wc, true);
+
+ mlx5_ib_poll_sw_comp(cq, num_entries - soft_polled,
+ wc + soft_polled, &npolled);
goto out;
}

if (unlikely(!list_empty(&cq->wc_list)))
- soft_polled = poll_soft_wc(cq, num_entries, wc);
+ soft_polled = poll_soft_wc(cq, num_entries, wc, false);

for (npolled = 0; npolled < num_entries - soft_polled; npolled++) {
if (mlx5_poll_one(cq, &cur_qp, wc + soft_polled + npolled))
diff --git a/drivers/infiniband/hw/qib/qib.h b/drivers/infiniband/hw/qib/qib.h
index a3e21a25cea5..ef092cca092e 100644
--- a/drivers/infiniband/hw/qib/qib.h
+++ b/drivers/infiniband/hw/qib/qib.h
@@ -1250,6 +1250,7 @@ static inline struct qib_ibport *to_iport(struct ib_device *ibdev, u8 port)
#define QIB_BADINTR 0x8000 /* severe interrupt problems */
#define QIB_DCA_ENABLED 0x10000 /* Direct Cache Access enabled */
#define QIB_HAS_QSFP 0x20000 /* device (card instance) has QSFP */
+#define QIB_SHUTDOWN 0x40000 /* device is shutting down */

/*
* values for ppd->lflags (_ib_port_ related flags)
@@ -1448,8 +1449,7 @@ u64 qib_sps_ints(void);
/*
* dma_addr wrappers - all 0's invalid for hw
*/
-dma_addr_t qib_map_page(struct pci_dev *, struct page *, unsigned long,
- size_t, int);
+int qib_map_page(struct pci_dev *d, struct page *p, dma_addr_t *daddr);
const char *qib_get_unit_name(int unit);
const char *qib_get_card_name(struct rvt_dev_info *rdi);
struct pci_dev *qib_get_pci_dev(struct rvt_dev_info *rdi);
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index 382466a90da7..cc6a92316c7c 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -364,6 +364,8 @@ static int qib_tid_update(struct qib_ctxtdata *rcd, struct file *fp,
goto done;
}
for (i = 0; i < cnt; i++, vaddr += PAGE_SIZE) {
+ dma_addr_t daddr;
+
for (; ntids--; tid++) {
if (tid == tidcnt)
tid = 0;
@@ -380,12 +382,14 @@ static int qib_tid_update(struct qib_ctxtdata *rcd, struct file *fp,
ret = -ENOMEM;
break;
}
+ ret = qib_map_page(dd->pcidev, pagep[i], &daddr);
+ if (ret)
+ break;
+
tidlist[i] = tid + tidoff;
/* we "know" system pages and TID pages are same size */
dd->pageshadow[ctxttid + tid] = pagep[i];
- dd->physshadow[ctxttid + tid] =
- qib_map_page(dd->pcidev, pagep[i], 0, PAGE_SIZE,
- PCI_DMA_FROMDEVICE);
+ dd->physshadow[ctxttid + tid] = daddr;
/*
* don't need atomic or it's overhead
*/
diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c
index 1730aa839a47..caf7c5120b0a 100644
--- a/drivers/infiniband/hw/qib/qib_init.c
+++ b/drivers/infiniband/hw/qib/qib_init.c
@@ -878,6 +878,10 @@ static void qib_shutdown_device(struct qib_devdata *dd)
struct qib_pportdata *ppd;
unsigned pidx;

+ if (dd->flags & QIB_SHUTDOWN)
+ return;
+ dd->flags |= QIB_SHUTDOWN;
+
for (pidx = 0; pidx < dd->num_pports; ++pidx) {
ppd = dd->pport + pidx;

@@ -1223,6 +1227,7 @@ void qib_disable_after_error(struct qib_devdata *dd)

static void qib_remove_one(struct pci_dev *);
static int qib_init_one(struct pci_dev *, const struct pci_device_id *);
+static void qib_shutdown_one(struct pci_dev *);

#define DRIVER_LOAD_MSG "Intel " QIB_DRV_NAME " loaded: "
#define PFX QIB_DRV_NAME ": "
@@ -1240,6 +1245,7 @@ static struct pci_driver qib_driver = {
.name = QIB_DRV_NAME,
.probe = qib_init_one,
.remove = qib_remove_one,
+ .shutdown = qib_shutdown_one,
.id_table = qib_pci_tbl,
.err_handler = &qib_pci_err_handler,
};
@@ -1591,6 +1597,13 @@ static void qib_remove_one(struct pci_dev *pdev)
qib_postinit_cleanup(dd);
}

+static void qib_shutdown_one(struct pci_dev *pdev)
+{
+ struct qib_devdata *dd = pci_get_drvdata(pdev);
+
+ qib_shutdown_device(dd);
+}
+
/**
* qib_create_rcvhdrq - create a receive header queue
* @dd: the qlogic_ib device
diff --git a/drivers/infiniband/hw/qib/qib_user_pages.c b/drivers/infiniband/hw/qib/qib_user_pages.c
index 75f08624ac05..4715edff5488 100644
--- a/drivers/infiniband/hw/qib/qib_user_pages.c
+++ b/drivers/infiniband/hw/qib/qib_user_pages.c
@@ -98,23 +98,27 @@ static int __qib_get_user_pages(unsigned long start_page, size_t num_pages,
*
* I'm sure we won't be so lucky with other iommu's, so FIXME.
*/
-dma_addr_t qib_map_page(struct pci_dev *hwdev, struct page *page,
- unsigned long offset, size_t size, int direction)
+int qib_map_page(struct pci_dev *hwdev, struct page *page, dma_addr_t *daddr)
{
dma_addr_t phys;

- phys = pci_map_page(hwdev, page, offset, size, direction);
+ phys = pci_map_page(hwdev, page, 0, PAGE_SIZE, PCI_DMA_FROMDEVICE);
+ if (pci_dma_mapping_error(hwdev, phys))
+ return -ENOMEM;

- if (phys == 0) {
- pci_unmap_page(hwdev, phys, size, direction);
- phys = pci_map_page(hwdev, page, offset, size, direction);
+ if (!phys) {
+ pci_unmap_page(hwdev, phys, PAGE_SIZE, PCI_DMA_FROMDEVICE);
+ phys = pci_map_page(hwdev, page, 0, PAGE_SIZE,
+ PCI_DMA_FROMDEVICE);
+ if (pci_dma_mapping_error(hwdev, phys))
+ return -ENOMEM;
/*
* FIXME: If we get 0 again, we should keep this page,
* map another, then free the 0 page.
*/
}
-
- return phys;
+ *daddr = phys;
+ return 0;
}

/**
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index b879d21b7548..02a5e2d7e574 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -879,15 +879,9 @@ isert_login_post_send(struct isert_conn *isert_conn, struct iser_tx_desc *tx_des
}

static void
-isert_create_send_desc(struct isert_conn *isert_conn,
- struct isert_cmd *isert_cmd,
- struct iser_tx_desc *tx_desc)
+__isert_create_send_desc(struct isert_device *device,
+ struct iser_tx_desc *tx_desc)
{
- struct isert_device *device = isert_conn->device;
- struct ib_device *ib_dev = device->ib_device;
-
- ib_dma_sync_single_for_cpu(ib_dev, tx_desc->dma_addr,
- ISER_HEADERS_LEN, DMA_TO_DEVICE);

memset(&tx_desc->iser_header, 0, sizeof(struct iser_ctrl));
tx_desc->iser_header.flags = ISCSI_CTRL;
@@ -900,6 +894,20 @@ isert_create_send_desc(struct isert_conn *isert_conn,
}
}

+static void
+isert_create_send_desc(struct isert_conn *isert_conn,
+ struct isert_cmd *isert_cmd,
+ struct iser_tx_desc *tx_desc)
+{
+ struct isert_device *device = isert_conn->device;
+ struct ib_device *ib_dev = device->ib_device;
+
+ ib_dma_sync_single_for_cpu(ib_dev, tx_desc->dma_addr,
+ ISER_HEADERS_LEN, DMA_TO_DEVICE);
+
+ __isert_create_send_desc(device, tx_desc);
+}
+
static int
isert_init_tx_hdrs(struct isert_conn *isert_conn,
struct iser_tx_desc *tx_desc)
@@ -987,7 +995,7 @@ isert_put_login_tx(struct iscsi_conn *conn, struct iscsi_login *login,
struct iser_tx_desc *tx_desc = &isert_conn->login_tx_desc;
int ret;

- isert_create_send_desc(isert_conn, NULL, tx_desc);
+ __isert_create_send_desc(device, tx_desc);

memcpy(&tx_desc->iscsi_header, &login->rsp[0],
sizeof(struct iscsi_hdr));
@@ -2082,7 +2090,7 @@ isert_set_sig_attrs(struct se_cmd *se_cmd, struct ib_sig_attrs *sig_attrs)

sig_attrs->check_mask =
(se_cmd->prot_checks & TARGET_DIF_CHECK_GUARD ? 0xc0 : 0) |
- (se_cmd->prot_checks & TARGET_DIF_CHECK_REFTAG ? 0x30 : 0) |
+ (se_cmd->prot_checks & TARGET_DIF_CHECK_APPTAG ? 0x30 : 0) |
(se_cmd->prot_checks & TARGET_DIF_CHECK_REFTAG ? 0x0f : 0);
return 0;
}
diff --git a/drivers/input/mouse/elan_i2c.h b/drivers/input/mouse/elan_i2c.h
index c0ec26118732..83dd0ce3ad2a 100644
--- a/drivers/input/mouse/elan_i2c.h
+++ b/drivers/input/mouse/elan_i2c.h
@@ -27,6 +27,8 @@
#define ETP_DISABLE_POWER 0x0001
#define ETP_PRESSURE_OFFSET 25

+#define ETP_CALIBRATE_MAX_LEN 3
+
/* IAP Firmware handling */
#define ETP_PRODUCT_ID_FORMAT_STRING "%d.0"
#define ETP_FW_NAME "elan_i2c_" ETP_PRODUCT_ID_FORMAT_STRING ".bin"
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index aeb8250ab079..97f6e05cffce 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -595,7 +595,7 @@ static ssize_t calibrate_store(struct device *dev,
int tries = 20;
int retval;
int error;
- u8 val[3];
+ u8 val[ETP_CALIBRATE_MAX_LEN];

retval = mutex_lock_interruptible(&data->sysfs_mutex);
if (retval)
@@ -1250,6 +1250,7 @@ static const struct acpi_device_id elan_acpi_id[] = {
{ "ELAN060C", 0 },
{ "ELAN0611", 0 },
{ "ELAN0612", 0 },
+ { "ELAN0618", 0 },
{ "ELAN1000", 0 },
{ }
};
diff --git a/drivers/input/mouse/elan_i2c_smbus.c b/drivers/input/mouse/elan_i2c_smbus.c
index 05b8695a6369..d21bd55f3c42 100644
--- a/drivers/input/mouse/elan_i2c_smbus.c
+++ b/drivers/input/mouse/elan_i2c_smbus.c
@@ -56,7 +56,7 @@
static int elan_smbus_initialize(struct i2c_client *client)
{
u8 check[ETP_SMBUS_HELLOPACKET_LEN] = { 0x55, 0x55, 0x55, 0x55, 0x55 };
- u8 values[ETP_SMBUS_HELLOPACKET_LEN] = { 0, 0, 0, 0, 0 };
+ u8 values[I2C_SMBUS_BLOCK_MAX] = {0};
int len, error;

/* Get hello packet */
@@ -117,12 +117,16 @@ static int elan_smbus_calibrate(struct i2c_client *client)
static int elan_smbus_calibrate_result(struct i2c_client *client, u8 *val)
{
int error;
+ u8 buf[I2C_SMBUS_BLOCK_MAX] = {0};
+
+ BUILD_BUG_ON(ETP_CALIBRATE_MAX_LEN > sizeof(buf));

error = i2c_smbus_read_block_data(client,
- ETP_SMBUS_CALIBRATE_QUERY, val);
+ ETP_SMBUS_CALIBRATE_QUERY, buf);
if (error < 0)
return error;

+ memcpy(val, buf, ETP_CALIBRATE_MAX_LEN);
return 0;
}

@@ -470,6 +474,8 @@ static int elan_smbus_get_report(struct i2c_client *client, u8 *report)
{
int len;

+ BUILD_BUG_ON(I2C_SMBUS_BLOCK_MAX > ETP_SMBUS_REPORT_LEN);
+
len = i2c_smbus_read_block_data(client,
ETP_SMBUS_PACKET_QUERY,
&report[ETP_SMBUS_REPORT_OFFSET]);
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index c519c0b09568..4e77adbfa835 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -800,7 +800,7 @@ static int elantech_packet_check_v4(struct psmouse *psmouse)
else if (ic_version == 7 && etd->samples[1] == 0x2A)
sanity_check = ((packet[3] & 0x1c) == 0x10);
else
- sanity_check = ((packet[0] & 0x0c) == 0x04 &&
+ sanity_check = ((packet[0] & 0x08) == 0x00 &&
(packet[3] & 0x1c) == 0x10);

if (!sanity_check)
@@ -1173,6 +1173,12 @@ static const struct dmi_system_id elantech_dmi_has_middle_button[] = {
{ }
};

+static const char * const middle_button_pnp_ids[] = {
+ "LEN2131", /* ThinkPad P52 w/ NFC */
+ "LEN2132", /* ThinkPad P52 */
+ NULL
+};
+
/*
* Set the appropriate event bits for the input subsystem
*/
@@ -1192,7 +1198,8 @@ static int elantech_set_input_params(struct psmouse *psmouse)
__clear_bit(EV_REL, dev->evbit);

__set_bit(BTN_LEFT, dev->keybit);
- if (dmi_check_system(elantech_dmi_has_middle_button))
+ if (dmi_check_system(elantech_dmi_has_middle_button) ||
+ psmouse_matches_pnp_id(psmouse, middle_button_pnp_ids))
__set_bit(BTN_MIDDLE, dev->keybit);
__set_bit(BTN_RIGHT, dev->keybit);

diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index 0b678b5da4c4..0f0374a4ac6e 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -1384,6 +1384,8 @@ static void schedule_external_copy(struct thin_c *tc, dm_block_t virt_block,

static void set_pool_mode(struct pool *pool, enum pool_mode new_mode);

+static void requeue_bios(struct pool *pool);
+
static void check_for_space(struct pool *pool)
{
int r;
@@ -1396,8 +1398,10 @@ static void check_for_space(struct pool *pool)
if (r)
return;

- if (nr_free)
+ if (nr_free) {
set_pool_mode(pool, PM_WRITE);
+ requeue_bios(pool);
+ }
}

/*
@@ -1474,7 +1478,10 @@ static int alloc_data_block(struct thin_c *tc, dm_block_t *result)

r = dm_pool_alloc_data_block(pool->pmd, result);
if (r) {
- metadata_operation_failed(pool, "dm_pool_alloc_data_block", r);
+ if (r == -ENOSPC)
+ set_pool_mode(pool, PM_OUT_OF_DATA_SPACE);
+ else
+ metadata_operation_failed(pool, "dm_pool_alloc_data_block", r);
return r;
}

diff --git a/drivers/md/md.c b/drivers/md/md.c
index cae8f3c12e32..3bb985679f34 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2694,7 +2694,8 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len)
err = 0;
}
} else if (cmd_match(buf, "re-add")) {
- if (test_bit(Faulty, &rdev->flags) && (rdev->raid_disk == -1)) {
+ if (test_bit(Faulty, &rdev->flags) && (rdev->raid_disk == -1) &&
+ rdev->saved_raid_disk >= 0) {
/* clear_bit is performed _after_ all the devices
* have their local Faulty bit cleared. If any writes
* happen in the meantime in the local node, they
@@ -8272,6 +8273,7 @@ static int remove_and_add_spares(struct mddev *mddev,
if (mddev->pers->hot_remove_disk(
mddev, rdev) == 0) {
sysfs_unlink_rdev(mddev, rdev);
+ rdev->saved_raid_disk = rdev->raid_disk;
rdev->raid_disk = -1;
removed++;
}
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
index 01511e5a5566..2f054db8807b 100644
--- a/drivers/media/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb-core/dvb_frontend.c
@@ -251,8 +251,20 @@ static void dvb_frontend_add_event(struct dvb_frontend *fe,
wake_up_interruptible (&events->wait_queue);
}

+static int dvb_frontend_test_event(struct dvb_frontend_private *fepriv,
+ struct dvb_fe_events *events)
+{
+ int ret;
+
+ up(&fepriv->sem);
+ ret = events->eventw != events->eventr;
+ down(&fepriv->sem);
+
+ return ret;
+}
+
static int dvb_frontend_get_event(struct dvb_frontend *fe,
- struct dvb_frontend_event *event, int flags)
+ struct dvb_frontend_event *event, int flags)
{
struct dvb_frontend_private *fepriv = fe->frontend_priv;
struct dvb_fe_events *events = &fepriv->events;
@@ -270,13 +282,8 @@ static int dvb_frontend_get_event(struct dvb_frontend *fe,
if (flags & O_NONBLOCK)
return -EWOULDBLOCK;

- up(&fepriv->sem);
-
- ret = wait_event_interruptible (events->wait_queue,
- events->eventw != events->eventr);
-
- if (down_interruptible (&fepriv->sem))
- return -ERESTARTSYS;
+ ret = wait_event_interruptible(events->wait_queue,
+ dvb_frontend_test_event(fepriv, events));

if (ret < 0)
return ret;
diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c
index 921cf1edb3b1..69156affd0ae 100644
--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -864,6 +864,9 @@ struct usb_device_id cx231xx_id_table[] = {
.driver_info = CX231XX_BOARD_CNXT_RDE_250},
{USB_DEVICE(0x0572, 0x58A0),
.driver_info = CX231XX_BOARD_CNXT_RDU_250},
+ /* AverMedia DVD EZMaker 7 */
+ {USB_DEVICE(0x07ca, 0xc039),
+ .driver_info = CX231XX_BOARD_CNXT_VIDEO_GRABBER},
{USB_DEVICE(0x2040, 0xb110),
.driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL},
{USB_DEVICE(0x2040, 0xb111),
diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
index a9fc64557c53..f1f697296ca0 100644
--- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
+++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
@@ -864,7 +864,7 @@ static int put_v4l2_ext_controls32(struct file *file,
get_user(kcontrols, &kp->controls))
return -EFAULT;

- if (!count)
+ if (!count || count > (U32_MAX/sizeof(*ucontrols)))
return 0;
if (get_user(p, &up->controls))
return -EFAULT;
diff --git a/drivers/mfd/intel-lpss.c b/drivers/mfd/intel-lpss.c
index 70c646b0097d..19ac8bc8e7ea 100644
--- a/drivers/mfd/intel-lpss.c
+++ b/drivers/mfd/intel-lpss.c
@@ -275,11 +275,11 @@ static void intel_lpss_init_dev(const struct intel_lpss *lpss)

intel_lpss_deassert_reset(lpss);

+ intel_lpss_set_remap_addr(lpss);
+
if (!intel_lpss_has_idma(lpss))
return;

- intel_lpss_set_remap_addr(lpss);
-
/* Make sure that SPI multiblock DMA transfers are re-enabled */
if (lpss->type == LPSS_DEV_SPI)
writel(value, lpss->priv + LPSS_PRIV_SSP_REG);
diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index 107c05b3ddbb..33d025e42793 100644
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -1876,7 +1876,7 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip,
if (time_after(jiffies, timeo) && !chip_ready(map, adr))
break;

- if (chip_ready(map, adr)) {
+ if (chip_good(map, adr, datum)) {
xip_enable(map, chip, adr);
goto op_done;
}
@@ -2531,7 +2531,7 @@ static int cfi_atmel_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)

struct ppb_lock {
struct flchip *chip;
- loff_t offset;
+ unsigned long adr;
int locked;
};

@@ -2549,8 +2549,9 @@ static int __maybe_unused do_ppb_xxlock(struct map_info *map,
unsigned long timeo;
int ret;

+ adr += chip->start;
mutex_lock(&chip->mutex);
- ret = get_chip(map, chip, adr + chip->start, FL_LOCKING);
+ ret = get_chip(map, chip, adr, FL_LOCKING);
if (ret) {
mutex_unlock(&chip->mutex);
return ret;
@@ -2568,8 +2569,8 @@ static int __maybe_unused do_ppb_xxlock(struct map_info *map,

if (thunk == DO_XXLOCK_ONEBLOCK_LOCK) {
chip->state = FL_LOCKING;
- map_write(map, CMD(0xA0), chip->start + adr);
- map_write(map, CMD(0x00), chip->start + adr);
+ map_write(map, CMD(0xA0), adr);
+ map_write(map, CMD(0x00), adr);
} else if (thunk == DO_XXLOCK_ONEBLOCK_UNLOCK) {
/*
* Unlocking of one specific sector is not supported, so we
@@ -2607,7 +2608,7 @@ static int __maybe_unused do_ppb_xxlock(struct map_info *map,
map_write(map, CMD(0x00), chip->start);

chip->state = FL_READY;
- put_chip(map, chip, adr + chip->start);
+ put_chip(map, chip, adr);
mutex_unlock(&chip->mutex);

return ret;
@@ -2664,9 +2665,9 @@ static int __maybe_unused cfi_ppb_unlock(struct mtd_info *mtd, loff_t ofs,
* sectors shall be unlocked, so lets keep their locking
* status at "unlocked" (locked=0) for the final re-locking.
*/
- if ((adr < ofs) || (adr >= (ofs + len))) {
+ if ((offset < ofs) || (offset >= (ofs + len))) {
sect[sectors].chip = &cfi->chips[chipnum];
- sect[sectors].offset = offset;
+ sect[sectors].adr = adr;
sect[sectors].locked = do_ppb_xxlock(
map, &cfi->chips[chipnum], adr, 0,
DO_XXLOCK_ONEBLOCK_GETLOCK);
@@ -2680,6 +2681,8 @@ static int __maybe_unused cfi_ppb_unlock(struct mtd_info *mtd, loff_t ofs,
i++;

if (adr >> cfi->chipshift) {
+ if (offset >= (ofs + len))
+ break;
adr = 0;
chipnum++;

@@ -2710,7 +2713,7 @@ static int __maybe_unused cfi_ppb_unlock(struct mtd_info *mtd, loff_t ofs,
*/
for (i = 0; i < sectors; i++) {
if (sect[i].locked)
- do_ppb_xxlock(map, sect[i].chip, sect[i].offset, 0,
+ do_ppb_xxlock(map, sect[i].chip, sect[i].adr, 0,
DO_XXLOCK_ONEBLOCK_LOCK);
}

diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index 6cb5ca52cb5a..ad2b57c6b13f 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -1137,6 +1137,9 @@ int ubi_detach_mtd_dev(int ubi_num, int anyway)
*/
get_device(&ubi->dev);

+#ifdef CONFIG_MTD_UBI_FASTMAP
+ cancel_work_sync(&ubi->fm_work);
+#endif
ubi_debugfs_exit_dev(ubi);
uif_close(ubi);

diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index 388e46be6ad9..d0884bd9d955 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -490,6 +490,82 @@ int ubi_eba_unmap_leb(struct ubi_device *ubi, struct ubi_volume *vol,
return err;
}

+#ifdef CONFIG_MTD_UBI_FASTMAP
+/**
+ * check_mapping - check and fixup a mapping
+ * @ubi: UBI device description object
+ * @vol: volume description object
+ * @lnum: logical eraseblock number
+ * @pnum: physical eraseblock number
+ *
+ * Checks whether a given mapping is valid. Fastmap cannot track LEB unmap
+ * operations, if such an operation is interrupted the mapping still looks
+ * good, but upon first read an ECC is reported to the upper layer.
+ * Normaly during the full-scan at attach time this is fixed, for Fastmap
+ * we have to deal with it while reading.
+ * If the PEB behind a LEB shows this symthom we change the mapping to
+ * %UBI_LEB_UNMAPPED and schedule the PEB for erasure.
+ *
+ * Returns 0 on success, negative error code in case of failure.
+ */
+static int check_mapping(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
+ int *pnum)
+{
+ int err;
+ struct ubi_vid_io_buf *vidb;
+
+ if (!ubi->fast_attach)
+ return 0;
+
+ vidb = ubi_alloc_vid_buf(ubi, GFP_NOFS);
+ if (!vidb)
+ return -ENOMEM;
+
+ err = ubi_io_read_vid_hdr(ubi, *pnum, vidb, 0);
+ if (err > 0 && err != UBI_IO_BITFLIPS) {
+ int torture = 0;
+
+ switch (err) {
+ case UBI_IO_FF:
+ case UBI_IO_FF_BITFLIPS:
+ case UBI_IO_BAD_HDR:
+ case UBI_IO_BAD_HDR_EBADMSG:
+ break;
+ default:
+ ubi_assert(0);
+ }
+
+ if (err == UBI_IO_BAD_HDR_EBADMSG || err == UBI_IO_FF_BITFLIPS)
+ torture = 1;
+
+ down_read(&ubi->fm_eba_sem);
+ vol->eba_tbl->entries[lnum].pnum = UBI_LEB_UNMAPPED;
+ up_read(&ubi->fm_eba_sem);
+ ubi_wl_put_peb(ubi, vol->vol_id, lnum, *pnum, torture);
+
+ *pnum = UBI_LEB_UNMAPPED;
+ } else if (err < 0) {
+ ubi_err(ubi, "unable to read VID header back from PEB %i: %i",
+ *pnum, err);
+
+ goto out_free;
+ }
+
+ err = 0;
+
+out_free:
+ ubi_free_vid_buf(vidb);
+
+ return err;
+}
+#else
+static int check_mapping(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
+ int *pnum)
+{
+ return 0;
+}
+#endif
+
/**
* ubi_eba_read_leb - read data.
* @ubi: UBI device description object
@@ -522,7 +598,13 @@ int ubi_eba_read_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
return err;

pnum = vol->eba_tbl->entries[lnum].pnum;
- if (pnum < 0) {
+ if (pnum >= 0) {
+ err = check_mapping(ubi, vol, lnum, &pnum);
+ if (err < 0)
+ goto out_unlock;
+ }
+
+ if (pnum == UBI_LEB_UNMAPPED) {
/*
* The logical eraseblock is not mapped, fill the whole buffer
* with 0xFF bytes. The exception is static volumes for which
@@ -930,6 +1012,12 @@ int ubi_eba_write_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
return err;

pnum = vol->eba_tbl->entries[lnum].pnum;
+ if (pnum >= 0) {
+ err = check_mapping(ubi, vol, lnum, &pnum);
+ if (err < 0)
+ goto out;
+ }
+
if (pnum >= 0) {
dbg_eba("write %d bytes at offset %d of LEB %d:%d, PEB %d",
len, offset, vol_id, lnum, pnum);
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 668b46202507..23a6986d512b 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -1505,6 +1505,7 @@ int ubi_thread(void *u)
}

dbg_wl("background thread \"%s\" is killed", ubi->bgt_name);
+ ubi->thread_enabled = 0;
return 0;
}

@@ -1514,9 +1515,6 @@ int ubi_thread(void *u)
*/
static void shutdown_work(struct ubi_device *ubi)
{
-#ifdef CONFIG_MTD_UBI_FASTMAP
- flush_work(&ubi->fm_work);
-#endif
while (!list_empty(&ubi->works)) {
struct ubi_work *wrk;

diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index feb61eaffe32..3086cae62fdc 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1124,7 +1124,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
* accordingly. Otherwise, we should check here.
*/
if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)
- delayed_ndp_size = ctx->max_ndp_size;
+ delayed_ndp_size = ALIGN(ctx->max_ndp_size, ctx->tx_ndp_modulus);
else
delayed_ndp_size = 0;

@@ -1257,7 +1257,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
/* If requested, put NDP at end of frame. */
if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) {
nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data;
- cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_max);
+ cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_max - ctx->max_ndp_size);
nth16->wNdpIndex = cpu_to_le16(skb_out->len);
memcpy(skb_put(skb_out, ctx->max_ndp_size), ctx->delayed_ndp16, ctx->max_ndp_size);

diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c
index 8311a93cabd8..c1a65ce31243 100644
--- a/drivers/nvdimm/bus.c
+++ b/drivers/nvdimm/bus.c
@@ -505,14 +505,18 @@ int nvdimm_revalidate_disk(struct gendisk *disk)
{
struct device *dev = disk_to_dev(disk)->parent;
struct nd_region *nd_region = to_nd_region(dev->parent);
- const char *pol = nd_region->ro ? "only" : "write";
+ int disk_ro = get_disk_ro(disk);

- if (nd_region->ro == get_disk_ro(disk))
+ /*
+ * Upgrade to read-only if the region is read-only preserve as
+ * read-only if the disk is already read-only.
+ */
+ if (disk_ro || nd_region->ro == disk_ro)
return 0;

- dev_info(dev, "%s read-%s, marking %s read-%s\n",
- dev_name(&nd_region->dev), pol, disk->disk_name, pol);
- set_disk_ro(disk, nd_region->ro);
+ dev_info(dev, "%s read-only, marking %s read-only\n",
+ dev_name(&nd_region->dev), disk->disk_name);
+ set_disk_ro(disk, 1);

return 0;

diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index 53c83d66eb7e..90b5a898d6b1 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -155,20 +155,20 @@ static void __init of_unittest_dynamic(void)
/* Add a new property - should pass*/
prop->name = "new-property";
prop->value = "new-property-data";
- prop->length = strlen(prop->value);
+ prop->length = strlen(prop->value) + 1;
unittest(of_add_property(np, prop) == 0, "Adding a new property failed\n");

/* Try to add an existing property - should fail */
prop++;
prop->name = "new-property";
prop->value = "new-property-data-should-fail";
- prop->length = strlen(prop->value);
+ prop->length = strlen(prop->value) + 1;
unittest(of_add_property(np, prop) != 0,
"Adding an existing property should have failed\n");

/* Try to modify an existing property - should pass */
prop->value = "modify-property-data-should-pass";
- prop->length = strlen(prop->value);
+ prop->length = strlen(prop->value) + 1;
unittest(of_update_property(np, prop) == 0,
"Updating an existing property should have passed\n");

@@ -176,7 +176,7 @@ static void __init of_unittest_dynamic(void)
prop++;
prop->name = "modify-property";
prop->value = "modify-missing-property-data-should-pass";
- prop->length = strlen(prop->value);
+ prop->length = strlen(prop->value) + 1;
unittest(of_update_property(np, prop) == 0,
"Updating a missing property should have passed\n");

diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index 37d70b5ad22f..2bba8481beb1 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -134,7 +134,7 @@ struct controller *pcie_init(struct pcie_device *dev);
int pcie_init_notification(struct controller *ctrl);
int pciehp_enable_slot(struct slot *p_slot);
int pciehp_disable_slot(struct slot *p_slot);
-void pcie_enable_notification(struct controller *ctrl);
+void pcie_reenable_notification(struct controller *ctrl);
int pciehp_power_on_slot(struct slot *slot);
void pciehp_power_off_slot(struct slot *slot);
void pciehp_get_power_status(struct slot *slot, u8 *status);
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 7d32fa33dcef..6620b1095046 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -297,7 +297,7 @@ static int pciehp_resume(struct pcie_device *dev)
ctrl = get_service_data(dev);

/* reinitialize the chipset's event detection logic */
- pcie_enable_notification(ctrl);
+ pcie_reenable_notification(ctrl);

slot = ctrl->slot;

diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index d08dfc8b9ba9..8d811ea353c8 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -673,7 +673,7 @@ static irqreturn_t pcie_isr(int irq, void *dev_id)
return handled;
}

-void pcie_enable_notification(struct controller *ctrl)
+static void pcie_enable_notification(struct controller *ctrl)
{
u16 cmd, mask;

@@ -711,6 +711,17 @@ void pcie_enable_notification(struct controller *ctrl)
pci_pcie_cap(ctrl->pcie->port) + PCI_EXP_SLTCTL, cmd);
}

+void pcie_reenable_notification(struct controller *ctrl)
+{
+ /*
+ * Clear both Presence and Data Link Layer Changed to make sure
+ * those events still fire after we have re-enabled them.
+ */
+ pcie_capability_write_word(ctrl->pcie->port, PCI_EXP_SLTSTA,
+ PCI_EXP_SLTSTA_PDC | PCI_EXP_SLTSTA_DLLSC);
+ pcie_enable_notification(ctrl);
+}
+
static void pcie_disable_notification(struct controller *ctrl)
{
u16 mask;
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index b55f9179c94e..a05d143ac43b 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -4225,11 +4225,29 @@ static int pci_quirk_qcom_rp_acs(struct pci_dev *dev, u16 acs_flags)
* 0xa290-0xa29f PCI Express Root port #{0-16}
* 0xa2e7-0xa2ee PCI Express Root port #{17-24}
*
+ * Mobile chipsets are also affected, 7th & 8th Generation
+ * Specification update confirms ACS errata 22, status no fix: (7th Generation
+ * Intel Processor Family I/O for U/Y Platforms and 8th Generation Intel
+ * Processor Family I/O for U Quad Core Platforms Specification Update,
+ * August 2017, Revision 002, Document#: 334660-002)[6]
+ * Device IDs from I/O datasheet: (7th Generation Intel Processor Family I/O
+ * for U/Y Platforms and 8th Generation Intel ® Processor Family I/O for U
+ * Quad Core Platforms, Vol 1 of 2, August 2017, Document#: 334658-003)[7]
+ *
+ * 0x9d10-0x9d1b PCI Express Root port #{1-12}
+ *
+ * The 300 series chipset suffers from the same bug so include those root
+ * ports here as well.
+ *
+ * 0xa32c-0xa343 PCI Express Root port #{0-24}
+ *
* [1] http://www.intel.com/content/www/us/en/chipsets/100-series-chipset-datasheet-vol-2.html
* [2] http://www.intel.com/content/www/us/en/chipsets/100-series-chipset-datasheet-vol-1.html
* [3] http://www.intel.com/content/www/us/en/chipsets/100-series-chipset-spec-update.html
* [4] http://www.intel.com/content/www/us/en/chipsets/200-series-chipset-pch-spec-update.html
* [5] http://www.intel.com/content/www/us/en/chipsets/200-series-chipset-pch-datasheet-vol-1.html
+ * [6] https://www.intel.com/content/www/us/en/processors/core/7th-gen-core-family-mobile-u-y-processor-lines-i-o-spec-update.html
+ * [7] https://www.intel.com/content/www/us/en/processors/core/7th-gen-core-family-mobile-u-y-processor-lines-i-o-datasheet-vol-1.html
*/
static bool pci_quirk_intel_spt_pch_acs_match(struct pci_dev *dev)
{
@@ -4239,6 +4257,8 @@ static bool pci_quirk_intel_spt_pch_acs_match(struct pci_dev *dev)
switch (dev->device) {
case 0xa110 ... 0xa11f: case 0xa167 ... 0xa16a: /* Sunrise Point */
case 0xa290 ... 0xa29f: case 0xa2e7 ... 0xa2ee: /* Union Point */
+ case 0x9d10 ... 0x9d1b: /* 7th & 8th Gen Mobile */
+ case 0xa32c ... 0xa343: /* 300 series */
return true;
}

diff --git a/drivers/pwm/pwm-lpss-platform.c b/drivers/pwm/pwm-lpss-platform.c
index 54433fc6d1a4..e4eaefc2a2ef 100644
--- a/drivers/pwm/pwm-lpss-platform.c
+++ b/drivers/pwm/pwm-lpss-platform.c
@@ -52,6 +52,10 @@ static int pwm_lpss_remove_platform(struct platform_device *pdev)
return pwm_lpss_remove(lpwm);
}

+static SIMPLE_DEV_PM_OPS(pwm_lpss_platform_pm_ops,
+ pwm_lpss_suspend,
+ pwm_lpss_resume);
+
static const struct acpi_device_id pwm_lpss_acpi_match[] = {
{ "80860F09", (unsigned long)&pwm_lpss_byt_info },
{ "80862288", (unsigned long)&pwm_lpss_bsw_info },
@@ -64,6 +68,7 @@ static struct platform_driver pwm_lpss_driver_platform = {
.driver = {
.name = "pwm-lpss",
.acpi_match_table = pwm_lpss_acpi_match,
+ .pm = &pwm_lpss_platform_pm_ops,
},
.probe = pwm_lpss_probe_platform,
.remove = pwm_lpss_remove_platform,
diff --git a/drivers/pwm/pwm-lpss.c b/drivers/pwm/pwm-lpss.c
index 72c0bce5a75c..5208b3f80ad8 100644
--- a/drivers/pwm/pwm-lpss.c
+++ b/drivers/pwm/pwm-lpss.c
@@ -31,10 +31,13 @@
/* Size of each PWM register space if multiple */
#define PWM_SIZE 0x400

+#define MAX_PWMS 4
+
struct pwm_lpss_chip {
struct pwm_chip chip;
void __iomem *regs;
const struct pwm_lpss_boardinfo *info;
+ u32 saved_ctrl[MAX_PWMS];
};

/* BayTrail */
@@ -168,6 +171,9 @@ struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
unsigned long c;
int ret;

+ if (WARN_ON(info->npwm > MAX_PWMS))
+ return ERR_PTR(-ENODEV);
+
lpwm = devm_kzalloc(dev, sizeof(*lpwm), GFP_KERNEL);
if (!lpwm)
return ERR_PTR(-ENOMEM);
@@ -203,6 +209,30 @@ int pwm_lpss_remove(struct pwm_lpss_chip *lpwm)
}
EXPORT_SYMBOL_GPL(pwm_lpss_remove);

+int pwm_lpss_suspend(struct device *dev)
+{
+ struct pwm_lpss_chip *lpwm = dev_get_drvdata(dev);
+ int i;
+
+ for (i = 0; i < lpwm->info->npwm; i++)
+ lpwm->saved_ctrl[i] = readl(lpwm->regs + i * PWM_SIZE + PWM);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(pwm_lpss_suspend);
+
+int pwm_lpss_resume(struct device *dev)
+{
+ struct pwm_lpss_chip *lpwm = dev_get_drvdata(dev);
+ int i;
+
+ for (i = 0; i < lpwm->info->npwm; i++)
+ writel(lpwm->saved_ctrl[i], lpwm->regs + i * PWM_SIZE + PWM);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(pwm_lpss_resume);
+
MODULE_DESCRIPTION("PWM driver for Intel LPSS");
MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/pwm/pwm-lpss.h b/drivers/pwm/pwm-lpss.h
index 04766e0d41aa..27d5081ec218 100644
--- a/drivers/pwm/pwm-lpss.h
+++ b/drivers/pwm/pwm-lpss.h
@@ -31,5 +31,7 @@ extern const struct pwm_lpss_boardinfo pwm_lpss_bxt_info;
struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
const struct pwm_lpss_boardinfo *info);
int pwm_lpss_remove(struct pwm_lpss_chip *lpwm);
+int pwm_lpss_suspend(struct device *dev);
+int pwm_lpss_resume(struct device *dev);

#endif /* __PWM_LPSS_H */
diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c
index 1d4770c02e57..fd3d9419c468 100644
--- a/drivers/rpmsg/qcom_smd.c
+++ b/drivers/rpmsg/qcom_smd.c
@@ -1006,12 +1006,12 @@ static struct qcom_smd_channel *qcom_smd_create_channel(struct qcom_smd_edge *ed
void *info;
int ret;

- channel = devm_kzalloc(&edge->dev, sizeof(*channel), GFP_KERNEL);
+ channel = kzalloc(sizeof(*channel), GFP_KERNEL);
if (!channel)
return ERR_PTR(-ENOMEM);

channel->edge = edge;
- channel->name = devm_kstrdup(&edge->dev, name, GFP_KERNEL);
+ channel->name = kstrdup(name, GFP_KERNEL);
if (!channel->name)
return ERR_PTR(-ENOMEM);

@@ -1061,8 +1061,8 @@ static struct qcom_smd_channel *qcom_smd_create_channel(struct qcom_smd_edge *ed
return channel;

free_name_and_channel:
- devm_kfree(&edge->dev, channel->name);
- devm_kfree(&edge->dev, channel);
+ kfree(channel->name);
+ kfree(channel);

return ERR_PTR(ret);
}
@@ -1279,13 +1279,13 @@ static int qcom_smd_parse_edge(struct device *dev,
*/
static void qcom_smd_edge_release(struct device *dev)
{
- struct qcom_smd_channel *channel;
+ struct qcom_smd_channel *channel, *tmp;
struct qcom_smd_edge *edge = to_smd_edge(dev);

- list_for_each_entry(channel, &edge->channels, list) {
- SET_RX_CHANNEL_INFO(channel, state, SMD_CHANNEL_CLOSED);
- SET_RX_CHANNEL_INFO(channel, head, 0);
- SET_RX_CHANNEL_INFO(channel, tail, 0);
+ list_for_each_entry_safe(channel, tmp, &edge->channels, list) {
+ list_del(&channel->list);
+ kfree(channel->name);
+ kfree(channel);
}

kfree(edge);
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index 4534a7ce77b8..b6caad0fee24 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -625,6 +625,46 @@ void zfcp_dbf_scsi(char *tag, int level, struct scsi_cmnd *sc,
spin_unlock_irqrestore(&dbf->scsi_lock, flags);
}

+/**
+ * zfcp_dbf_scsi_eh() - Trace event for special cases of scsi_eh callbacks.
+ * @tag: Identifier for event.
+ * @adapter: Pointer to zfcp adapter as context for this event.
+ * @scsi_id: SCSI ID/target to indicate scope of task management function (TMF).
+ * @ret: Return value of calling function.
+ *
+ * This SCSI trace variant does not depend on any of:
+ * scsi_cmnd, zfcp_fsf_req, scsi_device.
+ */
+void zfcp_dbf_scsi_eh(char *tag, struct zfcp_adapter *adapter,
+ unsigned int scsi_id, int ret)
+{
+ struct zfcp_dbf *dbf = adapter->dbf;
+ struct zfcp_dbf_scsi *rec = &dbf->scsi_buf;
+ unsigned long flags;
+ static int const level = 1;
+
+ if (unlikely(!debug_level_enabled(adapter->dbf->scsi, level)))
+ return;
+
+ spin_lock_irqsave(&dbf->scsi_lock, flags);
+ memset(rec, 0, sizeof(*rec));
+
+ memcpy(rec->tag, tag, ZFCP_DBF_TAG_LEN);
+ rec->id = ZFCP_DBF_SCSI_CMND;
+ rec->scsi_result = ret; /* re-use field, int is 4 bytes and fits */
+ rec->scsi_retries = ~0;
+ rec->scsi_allowed = ~0;
+ rec->fcp_rsp_info = ~0;
+ rec->scsi_id = scsi_id;
+ rec->scsi_lun = (u32)ZFCP_DBF_INVALID_LUN;
+ rec->scsi_lun_64_hi = (u32)(ZFCP_DBF_INVALID_LUN >> 32);
+ rec->host_scribble = ~0;
+ memset(rec->scsi_opcode, 0xff, ZFCP_DBF_SCSI_OPCODE);
+
+ debug_event(dbf->scsi, level, rec, sizeof(*rec));
+ spin_unlock_irqrestore(&dbf->scsi_lock, flags);
+}
+
static debug_info_t *zfcp_dbf_reg(const char *name, int size, int rec_size)
{
struct debug_info *d;
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index 3b23d6754598..2abcd331b05d 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -34,11 +34,28 @@ enum zfcp_erp_steps {
ZFCP_ERP_STEP_LUN_OPENING = 0x2000,
};

+/**
+ * enum zfcp_erp_act_type - Type of ERP action object.
+ * @ZFCP_ERP_ACTION_REOPEN_LUN: LUN recovery.
+ * @ZFCP_ERP_ACTION_REOPEN_PORT: Port recovery.
+ * @ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: Forced port recovery.
+ * @ZFCP_ERP_ACTION_REOPEN_ADAPTER: Adapter recovery.
+ * @ZFCP_ERP_ACTION_NONE: Eyecatcher pseudo flag to bitwise or-combine with
+ * either of the first four enum values.
+ * Used to indicate that an ERP action could not be
+ * set up despite a detected need for some recovery.
+ * @ZFCP_ERP_ACTION_FAILED: Eyecatcher pseudo flag to bitwise or-combine with
+ * either of the first four enum values.
+ * Used to indicate that ERP not needed because
+ * the object has ZFCP_STATUS_COMMON_ERP_FAILED.
+ */
enum zfcp_erp_act_type {
ZFCP_ERP_ACTION_REOPEN_LUN = 1,
ZFCP_ERP_ACTION_REOPEN_PORT = 2,
ZFCP_ERP_ACTION_REOPEN_PORT_FORCED = 3,
ZFCP_ERP_ACTION_REOPEN_ADAPTER = 4,
+ ZFCP_ERP_ACTION_NONE = 0xc0,
+ ZFCP_ERP_ACTION_FAILED = 0xe0,
};

enum zfcp_erp_act_state {
@@ -125,6 +142,49 @@ static void zfcp_erp_action_dismiss_adapter(struct zfcp_adapter *adapter)
}
}

+static int zfcp_erp_handle_failed(int want, struct zfcp_adapter *adapter,
+ struct zfcp_port *port,
+ struct scsi_device *sdev)
+{
+ int need = want;
+ struct zfcp_scsi_dev *zsdev;
+
+ switch (want) {
+ case ZFCP_ERP_ACTION_REOPEN_LUN:
+ zsdev = sdev_to_zfcp(sdev);
+ if (atomic_read(&zsdev->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
+ need = 0;
+ break;
+ case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED:
+ if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
+ need = 0;
+ break;
+ case ZFCP_ERP_ACTION_REOPEN_PORT:
+ if (atomic_read(&port->status) &
+ ZFCP_STATUS_COMMON_ERP_FAILED) {
+ need = 0;
+ /* ensure propagation of failed status to new devices */
+ zfcp_erp_set_port_status(
+ port, ZFCP_STATUS_COMMON_ERP_FAILED);
+ }
+ break;
+ case ZFCP_ERP_ACTION_REOPEN_ADAPTER:
+ if (atomic_read(&adapter->status) &
+ ZFCP_STATUS_COMMON_ERP_FAILED) {
+ need = 0;
+ /* ensure propagation of failed status to new devices */
+ zfcp_erp_set_adapter_status(
+ adapter, ZFCP_STATUS_COMMON_ERP_FAILED);
+ }
+ break;
+ default:
+ need = 0;
+ break;
+ }
+
+ return need;
+}
+
static int zfcp_erp_required_act(int want, struct zfcp_adapter *adapter,
struct zfcp_port *port,
struct scsi_device *sdev)
@@ -248,16 +308,27 @@ static int zfcp_erp_action_enqueue(int want, struct zfcp_adapter *adapter,
int retval = 1, need;
struct zfcp_erp_action *act;

- if (!adapter->erp_thread)
- return -EIO;
+ need = zfcp_erp_handle_failed(want, adapter, port, sdev);
+ if (!need) {
+ need = ZFCP_ERP_ACTION_FAILED; /* marker for trace */
+ goto out;
+ }
+
+ if (!adapter->erp_thread) {
+ need = ZFCP_ERP_ACTION_NONE; /* marker for trace */
+ retval = -EIO;
+ goto out;
+ }

need = zfcp_erp_required_act(want, adapter, port, sdev);
if (!need)
goto out;

act = zfcp_erp_setup_act(need, act_status, adapter, port, sdev);
- if (!act)
+ if (!act) {
+ need |= ZFCP_ERP_ACTION_NONE; /* marker for trace */
goto out;
+ }
atomic_or(ZFCP_STATUS_ADAPTER_ERP_PENDING, &adapter->status);
++adapter->erp_total_count;
list_add_tail(&act->list, &adapter->erp_ready_head);
@@ -268,18 +339,32 @@ static int zfcp_erp_action_enqueue(int want, struct zfcp_adapter *adapter,
return retval;
}

+void zfcp_erp_port_forced_no_port_dbf(char *id, struct zfcp_adapter *adapter,
+ u64 port_name, u32 port_id)
+{
+ unsigned long flags;
+ static /* don't waste stack */ struct zfcp_port tmpport;
+
+ write_lock_irqsave(&adapter->erp_lock, flags);
+ /* Stand-in zfcp port with fields just good enough for
+ * zfcp_dbf_rec_trig() and zfcp_dbf_set_common().
+ * Under lock because tmpport is static.
+ */
+ atomic_set(&tmpport.status, -1); /* unknown */
+ tmpport.wwpn = port_name;
+ tmpport.d_id = port_id;
+ zfcp_dbf_rec_trig(id, adapter, &tmpport, NULL,
+ ZFCP_ERP_ACTION_REOPEN_PORT_FORCED,
+ ZFCP_ERP_ACTION_NONE);
+ write_unlock_irqrestore(&adapter->erp_lock, flags);
+}
+
static int _zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter,
int clear_mask, char *id)
{
zfcp_erp_adapter_block(adapter, clear_mask);
zfcp_scsi_schedule_rports_block(adapter);

- /* ensure propagation of failed status to new devices */
- if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED) {
- zfcp_erp_set_adapter_status(adapter,
- ZFCP_STATUS_COMMON_ERP_FAILED);
- return -EIO;
- }
return zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER,
adapter, NULL, NULL, id, 0);
}
@@ -298,12 +383,8 @@ void zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter, int clear, char *id)
zfcp_scsi_schedule_rports_block(adapter);

write_lock_irqsave(&adapter->erp_lock, flags);
- if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
- zfcp_erp_set_adapter_status(adapter,
- ZFCP_STATUS_COMMON_ERP_FAILED);
- else
- zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER, adapter,
- NULL, NULL, id, 0);
+ zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER, adapter,
+ NULL, NULL, id, 0);
write_unlock_irqrestore(&adapter->erp_lock, flags);
}

@@ -344,9 +425,6 @@ static void _zfcp_erp_port_forced_reopen(struct zfcp_port *port, int clear,
zfcp_erp_port_block(port, clear);
zfcp_scsi_schedule_rport_block(port);

- if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
- return;
-
zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_PORT_FORCED,
port->adapter, port, NULL, id, 0);
}
@@ -372,12 +450,6 @@ static int _zfcp_erp_port_reopen(struct zfcp_port *port, int clear, char *id)
zfcp_erp_port_block(port, clear);
zfcp_scsi_schedule_rport_block(port);

- if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_FAILED) {
- /* ensure propagation of failed status to new devices */
- zfcp_erp_set_port_status(port, ZFCP_STATUS_COMMON_ERP_FAILED);
- return -EIO;
- }
-
return zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_PORT,
port->adapter, port, NULL, id, 0);
}
@@ -417,9 +489,6 @@ static void _zfcp_erp_lun_reopen(struct scsi_device *sdev, int clear, char *id,

zfcp_erp_lun_block(sdev, clear);

- if (atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
- return;
-
zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_LUN, adapter,
zfcp_sdev->port, sdev, id, act_status);
}
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index 7a7984a50683..b326f05c7f89 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -52,10 +52,15 @@ extern void zfcp_dbf_san_res(char *, struct zfcp_fsf_req *);
extern void zfcp_dbf_san_in_els(char *, struct zfcp_fsf_req *);
extern void zfcp_dbf_scsi(char *, int, struct scsi_cmnd *,
struct zfcp_fsf_req *);
+extern void zfcp_dbf_scsi_eh(char *tag, struct zfcp_adapter *adapter,
+ unsigned int scsi_id, int ret);

/* zfcp_erp.c */
extern void zfcp_erp_set_adapter_status(struct zfcp_adapter *, u32);
extern void zfcp_erp_clear_adapter_status(struct zfcp_adapter *, u32);
+extern void zfcp_erp_port_forced_no_port_dbf(char *id,
+ struct zfcp_adapter *adapter,
+ u64 port_name, u32 port_id);
extern void zfcp_erp_adapter_reopen(struct zfcp_adapter *, int, char *);
extern void zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int, char *);
extern void zfcp_erp_set_port_status(struct zfcp_port *, u32);
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index bb99db2948ab..3afb200b2829 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -180,6 +180,7 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
if (abrt_req)
break;

+ zfcp_dbf_scsi_abort("abrt_wt", scpnt, NULL);
zfcp_erp_wait(adapter);
ret = fc_block_scsi_eh(scpnt);
if (ret) {
@@ -276,6 +277,7 @@ static int zfcp_task_mgmt_function(struct scsi_cmnd *scpnt, u8 tm_flags)
if (fsf_req)
break;

+ zfcp_dbf_scsi_devreset("wait", scpnt, tm_flags, NULL);
zfcp_erp_wait(adapter);
ret = fc_block_scsi_eh(scpnt);
if (ret) {
@@ -322,15 +324,16 @@ static int zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt)
{
struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scpnt->device);
struct zfcp_adapter *adapter = zfcp_sdev->port->adapter;
- int ret;
+ int ret = SUCCESS, fc_ret;

zfcp_erp_adapter_reopen(adapter, 0, "schrh_1");
zfcp_erp_wait(adapter);
- ret = fc_block_scsi_eh(scpnt);
- if (ret)
- return ret;
+ fc_ret = fc_block_scsi_eh(scpnt);
+ if (fc_ret)
+ ret = fc_ret;

- return SUCCESS;
+ zfcp_dbf_scsi_eh("schrh_r", adapter, ~0, ret);
+ return ret;
}

struct scsi_transport_template *zfcp_scsi_transport_template;
@@ -600,6 +603,11 @@ static void zfcp_scsi_terminate_rport_io(struct fc_rport *rport)
if (port) {
zfcp_erp_port_forced_reopen(port, 0, "sctrpi1");
put_device(&port->dev);
+ } else {
+ zfcp_erp_port_forced_no_port_dbf(
+ "sctrpin", adapter,
+ rport->port_name /* zfcp_scsi_rport_register */,
+ rport->port_id /* zfcp_scsi_rport_register */);
}
}

diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 4441a559f139..34bbcfcae67c 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -3319,7 +3319,8 @@ qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
return;

if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
- fcport->fp_speed > ha->link_data_rate)
+ fcport->fp_speed > ha->link_data_rate ||
+ !ha->flags.gpsc_supported)
return;

rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index da46f0fba5da..6ff53b604ff6 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -2807,16 +2807,15 @@ static void serial_console_write(struct console *co, const char *s,
unsigned long flags;
int locked = 1;

- local_irq_save(flags);
#if defined(SUPPORT_SYSRQ)
if (port->sysrq)
locked = 0;
else
#endif
if (oops_in_progress)
- locked = spin_trylock(&port->lock);
+ locked = spin_trylock_irqsave(&port->lock, flags);
else
- spin_lock(&port->lock);
+ spin_lock_irqsave(&port->lock, flags);

/* first save SCSCR then disable interrupts, keep clock source */
ctrl = serial_port_in(port, SCSCR);
@@ -2835,8 +2834,7 @@ static void serial_console_write(struct console *co, const char *s,
serial_port_out(port, SCSCR, ctrl);

if (locked)
- spin_unlock(&port->lock);
- local_irq_restore(flags);
+ spin_unlock_irqrestore(&port->lock, flags);
}

static int serial_console_setup(struct console *co, char *options)
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index d8d992b73e88..8bf0090218dd 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4509,7 +4509,9 @@ hub_port_init(struct usb_hub *hub, struct usb_device *udev, int port1,
* reset. But only on the first attempt,
* lest we get into a time out/reset loop
*/
- if (r == 0 || (r == -ETIMEDOUT && retries == 0))
+ if (r == 0 || (r == -ETIMEDOUT &&
+ retries == 0 &&
+ udev->speed > USB_SPEED_FULL))
break;
}
udev->descriptor.bMaxPacketSize0 =
diff --git a/drivers/video/backlight/as3711_bl.c b/drivers/video/backlight/as3711_bl.c
index 734a9158946b..e55304d5cf07 100644
--- a/drivers/video/backlight/as3711_bl.c
+++ b/drivers/video/backlight/as3711_bl.c
@@ -262,10 +262,10 @@ static int as3711_bl_register(struct platform_device *pdev,
static int as3711_backlight_parse_dt(struct device *dev)
{
struct as3711_bl_pdata *pdata = dev_get_platdata(dev);
- struct device_node *bl =
- of_find_node_by_name(dev->parent->of_node, "backlight"), *fb;
+ struct device_node *bl, *fb;
int ret;

+ bl = of_get_child_by_name(dev->parent->of_node, "backlight");
if (!bl) {
dev_dbg(dev, "backlight node not found\n");
return -ENODEV;
@@ -279,7 +279,7 @@ static int as3711_backlight_parse_dt(struct device *dev)
if (pdata->su1_max_uA <= 0)
ret = -EINVAL;
if (ret < 0)
- return ret;
+ goto err_put_bl;
}

fb = of_parse_phandle(bl, "su2-dev", 0);
@@ -292,7 +292,7 @@ static int as3711_backlight_parse_dt(struct device *dev)
if (pdata->su2_max_uA <= 0)
ret = -EINVAL;
if (ret < 0)
- return ret;
+ goto err_put_bl;

if (of_find_property(bl, "su2-feedback-voltage", NULL)) {
pdata->su2_feedback = AS3711_SU2_VOLTAGE;
@@ -314,8 +314,10 @@ static int as3711_backlight_parse_dt(struct device *dev)
pdata->su2_feedback = AS3711_SU2_CURR_AUTO;
count++;
}
- if (count != 1)
- return -EINVAL;
+ if (count != 1) {
+ ret = -EINVAL;
+ goto err_put_bl;
+ }

count = 0;
if (of_find_property(bl, "su2-fbprot-lx-sd4", NULL)) {
@@ -334,8 +336,10 @@ static int as3711_backlight_parse_dt(struct device *dev)
pdata->su2_fbprot = AS3711_SU2_GPIO4;
count++;
}
- if (count != 1)
- return -EINVAL;
+ if (count != 1) {
+ ret = -EINVAL;
+ goto err_put_bl;
+ }

count = 0;
if (of_find_property(bl, "su2-auto-curr1", NULL)) {
@@ -355,11 +359,20 @@ static int as3711_backlight_parse_dt(struct device *dev)
* At least one su2-auto-curr* must be specified iff
* AS3711_SU2_CURR_AUTO is used
*/
- if (!count ^ (pdata->su2_feedback != AS3711_SU2_CURR_AUTO))
- return -EINVAL;
+ if (!count ^ (pdata->su2_feedback != AS3711_SU2_CURR_AUTO)) {
+ ret = -EINVAL;
+ goto err_put_bl;
+ }
}

+ of_node_put(bl);
+
return 0;
+
+err_put_bl:
+ of_node_put(bl);
+
+ return ret;
}

static int as3711_backlight_probe(struct platform_device *pdev)
diff --git a/drivers/video/backlight/max8925_bl.c b/drivers/video/backlight/max8925_bl.c
index 7b738d60ecc2..f3aa6088f1d9 100644
--- a/drivers/video/backlight/max8925_bl.c
+++ b/drivers/video/backlight/max8925_bl.c
@@ -116,7 +116,7 @@ static void max8925_backlight_dt_init(struct platform_device *pdev)
if (!pdata)
return;

- np = of_find_node_by_name(nproot, "backlight");
+ np = of_get_child_by_name(nproot, "backlight");
if (!np) {
dev_err(&pdev->dev, "failed to find backlight node\n");
return;
@@ -125,6 +125,8 @@ static void max8925_backlight_dt_init(struct platform_device *pdev)
if (!of_property_read_u32(np, "maxim,max8925-dual-string", &val))
pdata->dual_string = val;

+ of_node_put(np);
+
pdev->dev.platform_data = pdata;
}

diff --git a/drivers/video/backlight/tps65217_bl.c b/drivers/video/backlight/tps65217_bl.c
index fd524ad860a5..f45d0c9467db 100644
--- a/drivers/video/backlight/tps65217_bl.c
+++ b/drivers/video/backlight/tps65217_bl.c
@@ -184,11 +184,11 @@ static struct tps65217_bl_pdata *
tps65217_bl_parse_dt(struct platform_device *pdev)
{
struct tps65217 *tps = dev_get_drvdata(pdev->dev.parent);
- struct device_node *node = of_node_get(tps->dev->of_node);
+ struct device_node *node;
struct tps65217_bl_pdata *pdata, *err;
u32 val;

- node = of_find_node_by_name(node, "backlight");
+ node = of_get_child_by_name(tps->dev->of_node, "backlight");
if (!node)
return ERR_PTR(-ENODEV);

diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c
index 98af9e02959b..9fe0d0bcdf62 100644
--- a/drivers/video/fbdev/uvesafb.c
+++ b/drivers/video/fbdev/uvesafb.c
@@ -1059,7 +1059,8 @@ static int uvesafb_setcmap(struct fb_cmap *cmap, struct fb_info *info)
info->cmap.len || cmap->start < info->cmap.start)
return -EINVAL;

- entries = kmalloc(sizeof(*entries) * cmap->len, GFP_KERNEL);
+ entries = kmalloc_array(cmap->len, sizeof(*entries),
+ GFP_KERNEL);
if (!entries)
return -ENOMEM;

diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
index ab0931e7a9bb..aa458f2fced1 100644
--- a/drivers/w1/w1.c
+++ b/drivers/w1/w1.c
@@ -741,7 +741,7 @@ int w1_attach_slave_device(struct w1_master *dev, struct w1_reg_num *rn)

/* slave modules need to be loaded in a context with unlocked mutex */
mutex_unlock(&dev->mutex);
- request_module("w1-family-0x%02x", rn->family);
+ request_module("w1-family-0x%02X", rn->family);
mutex_lock(&dev->mutex);

spin_lock(&w1_flock);
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index 6d3b32ccc2c4..1435d8c58ea0 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -637,8 +637,6 @@ static void __unbind_from_irq(unsigned int irq)
xen_irq_info_cleanup(info);
}

- BUG_ON(info_for_irq(irq)->type == IRQT_UNBOUND);
-
xen_free_irq(irq);
}

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index f073de65e818..bd036557c6bc 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1230,6 +1230,8 @@ static noinline int csum_exist_in_range(struct btrfs_root *root,
list_del(&sums->list);
kfree(sums);
}
+ if (ret < 0)
+ return ret;
return 1;
}

@@ -1381,10 +1383,23 @@ static noinline int run_delalloc_nocow(struct inode *inode,
goto out_check;
if (btrfs_extent_readonly(root, disk_bytenr))
goto out_check;
- if (btrfs_cross_ref_exist(trans, root, ino,
+ ret = btrfs_cross_ref_exist(trans, root, ino,
found_key.offset -
- extent_offset, disk_bytenr))
+ extent_offset, disk_bytenr);
+ if (ret) {
+ /*
+ * ret could be -EIO if the above fails to read
+ * metadata.
+ */
+ if (ret < 0) {
+ if (cow_start != (u64)-1)
+ cur_offset = cow_start;
+ goto error;
+ }
+
+ WARN_ON_ONCE(nolock);
goto out_check;
+ }
disk_bytenr += extent_offset;
disk_bytenr += cur_offset - found_key.offset;
num_bytes = min(end + 1, extent_end) - cur_offset;
@@ -1402,8 +1417,20 @@ static noinline int run_delalloc_nocow(struct inode *inode,
* this ensure that csum for a given extent are
* either valid or do not exist.
*/
- if (csum_exist_in_range(root, disk_bytenr, num_bytes))
+ ret = csum_exist_in_range(root, disk_bytenr, num_bytes);
+ if (ret) {
+ /*
+ * ret could be -EIO if the above fails to read
+ * metadata.
+ */
+ if (ret < 0) {
+ if (cow_start != (u64)-1)
+ cur_offset = cow_start;
+ goto error;
+ }
+ WARN_ON_ONCE(nolock);
goto out_check;
+ }
if (!btrfs_inc_nocow_writers(root->fs_info,
disk_bytenr))
goto out_check;
@@ -9561,6 +9588,7 @@ static int btrfs_rename_exchange(struct inode *old_dir,
u64 new_idx = 0;
u64 root_objectid;
int ret;
+ int ret2;
bool root_log_pinned = false;
bool dest_log_pinned = false;

@@ -9751,7 +9779,8 @@ static int btrfs_rename_exchange(struct inode *old_dir,
dest_log_pinned = false;
}
}
- ret = btrfs_end_transaction(trans, root);
+ ret2 = btrfs_end_transaction(trans, root);
+ ret = ret ? ret : ret2;
out_notrans:
if (new_ino == BTRFS_FIRST_FREE_OBJECTID)
up_read(&dest->fs_info->subvol_sem);
diff --git a/fs/fuse/control.c b/fs/fuse/control.c
index 6e22748b0704..e25c40c10f4f 100644
--- a/fs/fuse/control.c
+++ b/fs/fuse/control.c
@@ -211,10 +211,11 @@ static struct dentry *fuse_ctl_add_dentry(struct dentry *parent,
if (!dentry)
return NULL;

- fc->ctl_dentry[fc->ctl_ndents++] = dentry;
inode = new_inode(fuse_control_sb);
- if (!inode)
+ if (!inode) {
+ dput(dentry);
return NULL;
+ }

inode->i_ino = get_next_ino();
inode->i_mode = mode;
@@ -228,6 +229,9 @@ static struct dentry *fuse_ctl_add_dentry(struct dentry *parent,
set_nlink(inode, nlink);
inode->i_private = fc;
d_add(dentry, inode);
+
+ fc->ctl_dentry[fc->ctl_ndents++] = dentry;
+
return dentry;
}

@@ -284,7 +288,10 @@ void fuse_ctl_remove_conn(struct fuse_conn *fc)
for (i = fc->ctl_ndents - 1; i >= 0; i--) {
struct dentry *dentry = fc->ctl_dentry[i];
d_inode(dentry)->i_private = NULL;
- d_drop(dentry);
+ if (!i) {
+ /* Get rid of submounts: */
+ d_invalidate(dentry);
+ }
dput(dentry);
}
drop_nlink(d_inode(fuse_control_sb->s_root));
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 4bbad745415a..cca8dd3bda09 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1633,8 +1633,19 @@ int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
return err;

if (attr->ia_valid & ATTR_OPEN) {
- if (fc->atomic_o_trunc)
+ /* This is coming from open(..., ... | O_TRUNC); */
+ WARN_ON(!(attr->ia_valid & ATTR_SIZE));
+ WARN_ON(attr->ia_size != 0);
+ if (fc->atomic_o_trunc) {
+ /*
+ * No need to send request to userspace, since actual
+ * truncation has already been done by OPEN. But still
+ * need to truncate page cache.
+ */
+ i_size_write(inode, 0);
+ truncate_pagecache(inode, 0);
return 0;
+ }
file = NULL;
}

diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 6fe6a88ecb4a..f95e1d49b048 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -1184,6 +1184,7 @@ static int fuse_fill_super(struct super_block *sb, void *data, int silent)
err_put_conn:
fuse_bdi_destroy(fc);
fuse_conn_put(fc);
+ sb->s_fs_info = NULL;
err_fput:
fput(file);
err:
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index e9aa235e9d10..2e7ebd9d7168 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -402,11 +402,8 @@ validate_seqid(const struct nfs4_slot_table *tbl, const struct nfs4_slot *slot,
return htonl(NFS4ERR_SEQ_FALSE_RETRY);
}

- /* Wraparound */
- if (unlikely(slot->seq_nr == 0xFFFFFFFFU)) {
- if (args->csa_sequenceid == 1)
- return htonl(NFS4_OK);
- } else if (likely(args->csa_sequenceid == slot->seq_nr + 1))
+ /* Note: wraparound relies on seq_nr being of type u32 */
+ if (likely(args->csa_sequenceid == slot->seq_nr + 1))
return htonl(NFS4_OK);

/* Misordered request */
diff --git a/fs/nfs/nfs4idmap.c b/fs/nfs/nfs4idmap.c
index f1160cdd4682..3d4602d66068 100644
--- a/fs/nfs/nfs4idmap.c
+++ b/fs/nfs/nfs4idmap.c
@@ -343,7 +343,7 @@ static ssize_t nfs_idmap_lookup_name(__u32 id, const char *type, char *buf,
int id_len;
ssize_t ret;

- id_len = snprintf(id_str, sizeof(id_str), "%u", id);
+ id_len = nfs_map_numeric_to_string(id, id_str, sizeof(id_str));
ret = nfs_idmap_get_key(id_str, id_len, type, buf, buflen, idmap);
if (ret < 0)
return -EINVAL;
@@ -626,7 +626,8 @@ static int nfs_idmap_read_and_verify_message(struct idmap_msg *im,
if (strcmp(upcall->im_name, im->im_name) != 0)
break;
/* Note: here we store the NUL terminator too */
- len = sprintf(id_str, "%d", im->im_id) + 1;
+ len = 1 + nfs_map_numeric_to_string(im->im_id, id_str,
+ sizeof(id_str));
ret = nfs_idmap_instantiate(key, authkey, id_str, len);
break;
case IDMAP_CONV_IDTONAME:
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 2c4f7a22e128..bdbd9e6d1ace 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3638,7 +3638,8 @@ nfsd4_encode_readdir(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4
nfserr = nfserr_resource;
goto err_no_verf;
}
- maxcount = min_t(u32, readdir->rd_maxcount, INT_MAX);
+ maxcount = svc_max_payload(resp->rqstp);
+ maxcount = min_t(u32, readdir->rd_maxcount, maxcount);
/*
* Note the rfc defines rd_maxcount as the size of the
* READDIR4resok structure, which includes the verifier above
@@ -3652,7 +3653,7 @@ nfsd4_encode_readdir(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4

/* RFC 3530 14.2.24 allows us to ignore dircount when it's 0: */
if (!readdir->rd_dircount)
- readdir->rd_dircount = INT_MAX;
+ readdir->rd_dircount = svc_max_payload(resp->rqstp);

readdir->xdr = xdr;
readdir->rd_maxcount = maxcount;
diff --git a/fs/ubifs/journal.c b/fs/ubifs/journal.c
index 7d764e3b6c79..504658fd0d08 100644
--- a/fs/ubifs/journal.c
+++ b/fs/ubifs/journal.c
@@ -1265,7 +1265,7 @@ static int recomp_data_node(const struct ubifs_info *c,
int err, len, compr_type, out_len;

out_len = le32_to_cpu(dn->size);
- buf = kmalloc(out_len * WORST_COMPR_FACTOR, GFP_NOFS);
+ buf = kmalloc_array(out_len, WORST_COMPR_FACTOR, GFP_NOFS);
if (!buf)
return -ENOMEM;

diff --git a/fs/udf/directory.c b/fs/udf/directory.c
index 988d5352bdb8..48ef184929ec 100644
--- a/fs/udf/directory.c
+++ b/fs/udf/directory.c
@@ -150,6 +150,9 @@ struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t *nf_pos,
sizeof(struct fileIdentDesc));
}
}
+ /* Got last entry outside of dir size - fs is corrupted! */
+ if (*nf_pos > dir->i_size)
+ return NULL;
return fi;
}

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index f6a816129856..bd738aafd432 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -901,8 +901,8 @@ static inline unsigned int blk_max_size_offset(struct request_queue *q,
if (!q->limits.chunk_sectors)
return q->limits.max_sectors;

- return q->limits.chunk_sectors -
- (offset & (q->limits.chunk_sectors - 1));
+ return min(q->limits.max_sectors, (unsigned int)(q->limits.chunk_sectors -
+ (offset & (q->limits.chunk_sectors - 1))));
}

static inline unsigned int blk_rq_get_max_sectors(struct request *rq,
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 5ce911db7d88..4f3dfabb680f 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -113,7 +113,7 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect);
#define unlikely_notrace(x) __builtin_expect(!!(x), 0)

#define __branch_check__(x, expect) ({ \
- int ______r; \
+ long ______r; \
static struct ftrace_branch_data \
__attribute__((__aligned__(4))) \
__attribute__((section("_ftrace_annotated_branch"))) \
diff --git a/include/linux/iio/buffer.h b/include/linux/iio/buffer.h
index 70a5164f4728..821965c90070 100644
--- a/include/linux/iio/buffer.h
+++ b/include/linux/iio/buffer.h
@@ -61,7 +61,7 @@ struct iio_buffer_access_funcs {
int (*request_update)(struct iio_buffer *buffer);

int (*set_bytes_per_datum)(struct iio_buffer *buffer, size_t bpd);
- int (*set_length)(struct iio_buffer *buffer, int length);
+ int (*set_length)(struct iio_buffer *buffer, unsigned int length);

int (*enable)(struct iio_buffer *buffer, struct iio_dev *indio_dev);
int (*disable)(struct iio_buffer *buffer, struct iio_dev *indio_dev);
@@ -96,8 +96,8 @@ struct iio_buffer_access_funcs {
* @watermark: [INTERN] number of datums to wait for poll/read.
*/
struct iio_buffer {
- int length;
- int bytes_per_datum;
+ unsigned int length;
+ size_t bytes_per_datum;
struct attribute_group *scan_el_attrs;
long *scan_mask;
bool scan_timestamp;
diff --git a/kernel/printk/nmi.c b/kernel/printk/nmi.c
index 16bab471c7e2..5fa65aa904d3 100644
--- a/kernel/printk/nmi.c
+++ b/kernel/printk/nmi.c
@@ -63,6 +63,7 @@ static int vprintk_nmi(const char *fmt, va_list args)
struct nmi_seq_buf *s = this_cpu_ptr(&nmi_print_seq);
int add = 0;
size_t len;
+ va_list ap;

again:
len = atomic_read(&s->len);
@@ -79,7 +80,9 @@ static int vprintk_nmi(const char *fmt, va_list args)
if (!len)
smp_rmb();

- add = vsnprintf(s->buffer + len, sizeof(s->buffer) - len, fmt, args);
+ va_copy(ap, args);
+ add = vsnprintf(s->buffer + len, sizeof(s->buffer) - len, fmt, ap);
+ va_end(ap);

/*
* Do it once again if the buffer has been flushed in the meantime.
diff --git a/kernel/time/time.c b/kernel/time/time.c
index bd62fb8e8e77..39468651a064 100644
--- a/kernel/time/time.c
+++ b/kernel/time/time.c
@@ -28,6 +28,7 @@
*/

#include <linux/export.h>
+#include <linux/kernel.h>
#include <linux/timex.h>
#include <linux/capability.h>
#include <linux/timekeeper_internal.h>
@@ -258,9 +259,10 @@ unsigned int jiffies_to_msecs(const unsigned long j)
return (j + (HZ / MSEC_PER_SEC) - 1)/(HZ / MSEC_PER_SEC);
#else
# if BITS_PER_LONG == 32
- return (HZ_TO_MSEC_MUL32 * j) >> HZ_TO_MSEC_SHR32;
+ return (HZ_TO_MSEC_MUL32 * j + (1ULL << HZ_TO_MSEC_SHR32) - 1) >>
+ HZ_TO_MSEC_SHR32;
# else
- return (j * HZ_TO_MSEC_NUM) / HZ_TO_MSEC_DEN;
+ return DIV_ROUND_UP(j * HZ_TO_MSEC_NUM, HZ_TO_MSEC_DEN);
# endif
#endif
}
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 0967771d8f7f..79ba3cc07026 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -1391,9 +1391,6 @@ char *clock(char *buf, char *end, struct clk *clk, struct printf_spec spec,
return string(buf, end, NULL, spec);

switch (fmt[1]) {
- case 'r':
- return number(buf, end, clk_get_rate(clk), spec);
-
case 'n':
default:
#ifdef CONFIG_COMMON_CLK
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 183436e4a8c1..f03a1430a3cb 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2448,6 +2448,7 @@ static const struct snd_pci_quirk alc262_fixup_tbl[] = {
SND_PCI_QUIRK(0x10cf, 0x1397, "Fujitsu Lifebook S7110", ALC262_FIXUP_FSC_S7110),
SND_PCI_QUIRK(0x10cf, 0x142d, "Fujitsu Lifebook E8410", ALC262_FIXUP_BENQ),
SND_PCI_QUIRK(0x10f1, 0x2915, "Tyan Thunder n6650W", ALC262_FIXUP_TYAN),
+ SND_PCI_QUIRK(0x1734, 0x1141, "FSC ESPRIMO U9210", ALC262_FIXUP_FSC_H270),
SND_PCI_QUIRK(0x1734, 0x1147, "FSC Celsius H270", ALC262_FIXUP_FSC_H270),
SND_PCI_QUIRK(0x17aa, 0x384e, "Lenovo 3000", ALC262_FIXUP_LENOVO_3000),
SND_PCI_QUIRK(0x17ff, 0x0560, "Benq ED8", ALC262_FIXUP_BENQ),
@@ -4473,7 +4474,6 @@ static void alc_fixup_tpt440_dock(struct hda_codec *codec,
struct alc_spec *spec = codec->spec;

if (action == HDA_FIXUP_ACT_PRE_PROBE) {
- spec->shutup = alc_no_shutup; /* reduce click noise */
spec->reboot_notify = alc_d3_at_reboot; /* reduce noise */
spec->parse_flags = HDA_PINCFG_NO_HP_FIXUP;
codec->power_save_node = 0; /* avoid click noises */
@@ -4835,6 +4835,13 @@ static void alc280_fixup_hp_9480m(struct hda_codec *codec,
/* for hda_fixup_thinkpad_acpi() */
#include "thinkpad_helper.c"

+static void alc_fixup_thinkpad_acpi(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ alc_fixup_no_shutup(codec, fix, action); /* reduce click noise */
+ hda_fixup_thinkpad_acpi(codec, fix, action);
+}
+
/* for dell wmi mic mute led */
#include "dell_wmi_helper.c"

@@ -5350,7 +5357,7 @@ static const struct hda_fixup alc269_fixups[] = {
},
[ALC269_FIXUP_THINKPAD_ACPI] = {
.type = HDA_FIXUP_FUNC,
- .v.func = hda_fixup_thinkpad_acpi,
+ .v.func = alc_fixup_thinkpad_acpi,
.chained = true,
.chain_id = ALC269_FIXUP_SKU_IGNORE,
},
diff --git a/sound/soc/cirrus/edb93xx.c b/sound/soc/cirrus/edb93xx.c
index 85962657aabe..517963ef4847 100644
--- a/sound/soc/cirrus/edb93xx.c
+++ b/sound/soc/cirrus/edb93xx.c
@@ -67,7 +67,7 @@ static struct snd_soc_dai_link edb93xx_dai = {
.cpu_dai_name = "ep93xx-i2s",
.codec_name = "spi0.0",
.codec_dai_name = "cs4271-hifi",
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_IF |
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
.ops = &edb93xx_ops,
};
diff --git a/sound/soc/cirrus/ep93xx-i2s.c b/sound/soc/cirrus/ep93xx-i2s.c
index 934f8aefdd90..0dc3852c4621 100644
--- a/sound/soc/cirrus/ep93xx-i2s.c
+++ b/sound/soc/cirrus/ep93xx-i2s.c
@@ -51,7 +51,9 @@
#define EP93XX_I2S_WRDLEN_24 (1 << 0)
#define EP93XX_I2S_WRDLEN_32 (2 << 0)

-#define EP93XX_I2S_LINCTRLDATA_R_JUST (1 << 2) /* Right justify */
+#define EP93XX_I2S_RXLINCTRLDATA_R_JUST BIT(1) /* Right justify */
+
+#define EP93XX_I2S_TXLINCTRLDATA_R_JUST BIT(2) /* Right justify */

#define EP93XX_I2S_CLKCFG_LRS (1 << 0) /* lrclk polarity */
#define EP93XX_I2S_CLKCFG_CKP (1 << 1) /* Bit clock polarity */
@@ -170,25 +172,25 @@ static int ep93xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
unsigned int fmt)
{
struct ep93xx_i2s_info *info = snd_soc_dai_get_drvdata(cpu_dai);
- unsigned int clk_cfg, lin_ctrl;
+ unsigned int clk_cfg;
+ unsigned int txlin_ctrl = 0;
+ unsigned int rxlin_ctrl = 0;

clk_cfg = ep93xx_i2s_read_reg(info, EP93XX_I2S_RXCLKCFG);
- lin_ctrl = ep93xx_i2s_read_reg(info, EP93XX_I2S_RXLINCTRLDATA);

switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
clk_cfg |= EP93XX_I2S_CLKCFG_REL;
- lin_ctrl &= ~EP93XX_I2S_LINCTRLDATA_R_JUST;
break;

case SND_SOC_DAIFMT_LEFT_J:
clk_cfg &= ~EP93XX_I2S_CLKCFG_REL;
- lin_ctrl &= ~EP93XX_I2S_LINCTRLDATA_R_JUST;
break;

case SND_SOC_DAIFMT_RIGHT_J:
clk_cfg &= ~EP93XX_I2S_CLKCFG_REL;
- lin_ctrl |= EP93XX_I2S_LINCTRLDATA_R_JUST;
+ rxlin_ctrl |= EP93XX_I2S_RXLINCTRLDATA_R_JUST;
+ txlin_ctrl |= EP93XX_I2S_TXLINCTRLDATA_R_JUST;
break;

default:
@@ -213,32 +215,32 @@ static int ep93xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF:
/* Negative bit clock, lrclk low on left word */
- clk_cfg &= ~(EP93XX_I2S_CLKCFG_CKP | EP93XX_I2S_CLKCFG_REL);
+ clk_cfg &= ~(EP93XX_I2S_CLKCFG_CKP | EP93XX_I2S_CLKCFG_LRS);
break;

case SND_SOC_DAIFMT_NB_IF:
/* Negative bit clock, lrclk low on right word */
clk_cfg &= ~EP93XX_I2S_CLKCFG_CKP;
- clk_cfg |= EP93XX_I2S_CLKCFG_REL;
+ clk_cfg |= EP93XX_I2S_CLKCFG_LRS;
break;

case SND_SOC_DAIFMT_IB_NF:
/* Positive bit clock, lrclk low on left word */
clk_cfg |= EP93XX_I2S_CLKCFG_CKP;
- clk_cfg &= ~EP93XX_I2S_CLKCFG_REL;
+ clk_cfg &= ~EP93XX_I2S_CLKCFG_LRS;
break;

case SND_SOC_DAIFMT_IB_IF:
/* Positive bit clock, lrclk low on right word */
- clk_cfg |= EP93XX_I2S_CLKCFG_CKP | EP93XX_I2S_CLKCFG_REL;
+ clk_cfg |= EP93XX_I2S_CLKCFG_CKP | EP93XX_I2S_CLKCFG_LRS;
break;
}

/* Write new register values */
ep93xx_i2s_write_reg(info, EP93XX_I2S_RXCLKCFG, clk_cfg);
ep93xx_i2s_write_reg(info, EP93XX_I2S_TXCLKCFG, clk_cfg);
- ep93xx_i2s_write_reg(info, EP93XX_I2S_RXLINCTRLDATA, lin_ctrl);
- ep93xx_i2s_write_reg(info, EP93XX_I2S_TXLINCTRLDATA, lin_ctrl);
+ ep93xx_i2s_write_reg(info, EP93XX_I2S_RXLINCTRLDATA, rxlin_ctrl);
+ ep93xx_i2s_write_reg(info, EP93XX_I2S_TXLINCTRLDATA, txlin_ctrl);
return 0;
}

diff --git a/sound/soc/cirrus/snappercl15.c b/sound/soc/cirrus/snappercl15.c
index 98089df08df6..c6737a573bc0 100644
--- a/sound/soc/cirrus/snappercl15.c
+++ b/sound/soc/cirrus/snappercl15.c
@@ -72,7 +72,7 @@ static struct snd_soc_dai_link snappercl15_dai = {
.codec_dai_name = "tlv320aic23-hifi",
.codec_name = "tlv320aic23-codec.0-001a",
.platform_name = "ep93xx-i2s",
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_IF |
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
.ops = &snappercl15_ops,
};
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 6780eba55ec2..0b5d132bc3dd 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -425,6 +425,8 @@ static int dapm_kcontrol_data_alloc(struct snd_soc_dapm_widget *widget,
static void dapm_kcontrol_free(struct snd_kcontrol *kctl)
{
struct dapm_kcontrol_data *data = snd_kcontrol_chip(kctl);
+
+ list_del(&data->paths);
kfree(data->wlist);
kfree(data);
}
diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index d2c6cdd9d42b..8bec05365aae 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -253,6 +253,8 @@ int __kmod_path__parse(struct kmod_path *m, const char *path,
if ((strncmp(name, "[kernel.kallsyms]", 17) == 0) ||
(strncmp(name, "[guest.kernel.kallsyms", 22) == 0) ||
(strncmp(name, "[vdso]", 6) == 0) ||
+ (strncmp(name, "[vdso32]", 8) == 0) ||
+ (strncmp(name, "[vdsox32]", 9) == 0) ||
(strncmp(name, "[vsyscall]", 10) == 0)) {
m->kmod = false;

diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
index cac39532c057..d27715ff9a5f 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
@@ -112,6 +112,7 @@ struct intel_pt_decoder {
bool have_cyc;
bool fixup_last_mtc;
bool have_last_ip;
+ enum intel_pt_param_flags flags;
uint64_t pos;
uint64_t last_ip;
uint64_t ip;
@@ -215,6 +216,8 @@ struct intel_pt_decoder *intel_pt_decoder_new(struct intel_pt_params *params)
decoder->data = params->data;
decoder->return_compression = params->return_compression;

+ decoder->flags = params->flags;
+
decoder->period = params->period;
decoder->period_type = params->period_type;

@@ -1012,6 +1015,15 @@ static int intel_pt_walk_insn(struct intel_pt_decoder *decoder,
return err;
}

+static inline bool intel_pt_fup_with_nlip(struct intel_pt_decoder *decoder,
+ struct intel_pt_insn *intel_pt_insn,
+ uint64_t ip, int err)
+{
+ return decoder->flags & INTEL_PT_FUP_WITH_NLIP && !err &&
+ intel_pt_insn->branch == INTEL_PT_BR_INDIRECT &&
+ ip == decoder->ip + intel_pt_insn->length;
+}
+
static int intel_pt_walk_fup(struct intel_pt_decoder *decoder)
{
struct intel_pt_insn intel_pt_insn;
@@ -1024,7 +1036,8 @@ static int intel_pt_walk_fup(struct intel_pt_decoder *decoder)
err = intel_pt_walk_insn(decoder, &intel_pt_insn, ip);
if (err == INTEL_PT_RETURN)
return 0;
- if (err == -EAGAIN) {
+ if (err == -EAGAIN ||
+ intel_pt_fup_with_nlip(decoder, &intel_pt_insn, ip, err)) {
if (decoder->set_fup_tx_flags) {
decoder->set_fup_tx_flags = false;
decoder->tx_flags = decoder->fup_tx_flags;
@@ -1034,7 +1047,7 @@ static int intel_pt_walk_fup(struct intel_pt_decoder *decoder)
decoder->state.flags = decoder->fup_tx_flags;
return 0;
}
- return err;
+ return -EAGAIN;
}
decoder->set_fup_tx_flags = false;
if (err)
@@ -1298,7 +1311,6 @@ static int intel_pt_overflow(struct intel_pt_decoder *decoder)
{
intel_pt_log("ERROR: Buffer overflow\n");
intel_pt_clear_tx_flags(decoder);
- decoder->have_tma = false;
decoder->cbr = 0;
decoder->timestamp_insn_cnt = 0;
decoder->pkt_state = INTEL_PT_STATE_ERR_RESYNC;
@@ -1517,7 +1529,6 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder)
case INTEL_PT_PSB:
case INTEL_PT_TSC:
case INTEL_PT_TMA:
- case INTEL_PT_CBR:
case INTEL_PT_MODE_TSX:
case INTEL_PT_BAD:
case INTEL_PT_PSBEND:
@@ -1526,6 +1537,10 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder)
decoder->pkt_step = 0;
return -ENOENT;

+ case INTEL_PT_CBR:
+ intel_pt_calc_cbr(decoder);
+ break;
+
case INTEL_PT_OVF:
return intel_pt_overflow(decoder);

diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h
index 9ae4df1dcedc..2fe8f4c5aeb5 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h
@@ -53,6 +53,14 @@ enum {
INTEL_PT_ERR_MAX,
};

+enum intel_pt_param_flags {
+ /*
+ * FUP packet can contain next linear instruction pointer instead of
+ * current linear instruction pointer.
+ */
+ INTEL_PT_FUP_WITH_NLIP = 1 << 0,
+};
+
struct intel_pt_state {
enum intel_pt_sample_type type;
int err;
@@ -92,6 +100,7 @@ struct intel_pt_params {
unsigned int mtc_period;
uint32_t tsc_ctc_ratio_n;
uint32_t tsc_ctc_ratio_d;
+ enum intel_pt_param_flags flags;
};

struct intel_pt_decoder;
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
index 7528ae4f7e28..e5c6caf913f3 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
@@ -281,7 +281,7 @@ static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf,
if (len < offs)
return INTEL_PT_NEED_MORE_BYTES;
byte = buf[offs++];
- payload |= (byte >> 1) << shift;
+ payload |= ((uint64_t)byte >> 1) << shift;
}

packet->type = INTEL_PT_CYC;
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index b1161d725ce9..d40ab4cf8932 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -752,6 +752,7 @@ static struct intel_pt_queue *intel_pt_alloc_queue(struct intel_pt *pt,
unsigned int queue_nr)
{
struct intel_pt_params params = { .get_trace = 0, };
+ struct perf_env *env = pt->machine->env;
struct intel_pt_queue *ptq;

ptq = zalloc(sizeof(struct intel_pt_queue));
@@ -832,6 +833,9 @@ static struct intel_pt_queue *intel_pt_alloc_queue(struct intel_pt *pt,
}
}

+ if (env->cpuid && !strncmp(env->cpuid, "GenuineIntel,6,92,", 18))
+ params.flags |= INTEL_PT_FUP_WITH_NLIP;
+
ptq->decoder = intel_pt_decoder_new(&params);
if (!ptq->decoder)
goto out_free;
@@ -1344,6 +1348,7 @@ static int intel_pt_sample(struct intel_pt_queue *ptq)

if (intel_pt_is_switch_ip(ptq, state->to_ip)) {
switch (ptq->switch_state) {
+ case INTEL_PT_SS_NOT_TRACING:
case INTEL_PT_SS_UNKNOWN:
case INTEL_PT_SS_EXPECTING_SWITCH_IP:
err = intel_pt_next_tid(pt, ptq);
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