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Date: Sun, 7 Dec 2014 11:49:13 -0800
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 3.10.62
diff --git a/Makefile b/Makefile
index 0d5ba80786b8..a0b86250d6ca 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 10
-SUBLEVEL = 61
+SUBLEVEL = 62
EXTRAVERSION =
NAME = TOSSUG Baby Fish
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 19da84172cc3..4562ebf8449d 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -201,7 +201,6 @@ __v7_pj4b_setup:
/* Auxiliary Debug Modes Control 1 Register */
#define PJ4B_STATIC_BP (1 << 2) /* Enable Static BP */
#define PJ4B_INTER_PARITY (1 << 8) /* Disable Internal Parity Handling */
-#define PJ4B_BCK_OFF_STREX (1 << 5) /* Enable the back off of STREX instr */
#define PJ4B_CLEAN_LINE (1 << 16) /* Disable data transfer for clean line */
/* Auxiliary Debug Modes Control 2 Register */
@@ -224,7 +223,6 @@ __v7_pj4b_setup:
/* Auxiliary Debug Modes Control 1 Register */
mrc p15, 1, r0, c15, c1, 1
orr r0, r0, #PJ4B_CLEAN_LINE
- orr r0, r0, #PJ4B_BCK_OFF_STREX
orr r0, r0, #PJ4B_INTER_PARITY
bic r0, r0, #PJ4B_STATIC_BP
mcr p15, 1, r0, c15, c1, 1
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index e766f889bfd6..08b51b7dbf69 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -535,7 +535,7 @@ ENTRY(cpu_xscale_do_suspend)
mrc p15, 0, r5, c15, c1, 0 @ CP access reg
mrc p15, 0, r6, c13, c0, 0 @ PID
mrc p15, 0, r7, c3, c0, 0 @ domain ID
- mrc p15, 0, r8, c1, c1, 0 @ auxiliary control reg
+ mrc p15, 0, r8, c1, c0, 1 @ auxiliary control reg
mrc p15, 0, r9, c1, c0, 0 @ control reg
bic r4, r4, #2 @ clear frequency change bit
stmia r0, {r4 - r9} @ store cp regs
@@ -552,7 +552,7 @@ ENTRY(cpu_xscale_do_resume)
mcr p15, 0, r6, c13, c0, 0 @ PID
mcr p15, 0, r7, c3, c0, 0 @ domain ID
mcr p15, 0, r1, c2, c0, 0 @ translation table base addr
- mcr p15, 0, r8, c1, c1, 0 @ auxiliary control reg
+ mcr p15, 0, r8, c1, c0, 1 @ auxiliary control reg
mov r0, r9 @ control register
b cpu_resume_mmu
ENDPROC(cpu_xscale_do_resume)
diff --git a/arch/mips/loongson/common/Makefile b/arch/mips/loongson/common/Makefile
index 4c57b3e5743f..33f76e658d19 100644
--- a/arch/mips/loongson/common/Makefile
+++ b/arch/mips/loongson/common/Makefile
@@ -10,7 +10,8 @@ obj-$(CONFIG_GPIOLIB) += gpio.o
# Serial port support
#
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
-obj-$(CONFIG_SERIAL_8250) += serial.o
+loongson-serial-$(CONFIG_SERIAL_8250) := serial.o
+obj-y += $(loongson-serial-m) $(loongson-serial-y)
obj-$(CONFIG_LOONGSON_UART_BASE) += uart_base.o
obj-$(CONFIG_LOONGSON_MC146818) += rtc.o
diff --git a/arch/mips/oprofile/backtrace.c b/arch/mips/oprofile/backtrace.c
index 6854ed5097d2..83a1dfd8f0e3 100644
--- a/arch/mips/oprofile/backtrace.c
+++ b/arch/mips/oprofile/backtrace.c
@@ -92,7 +92,7 @@ static inline int unwind_user_frame(struct stackframe *old_frame,
/* This marks the end of the previous function,
which means we overran. */
break;
- stack_size = (unsigned) stack_adjustment;
+ stack_size = (unsigned long) stack_adjustment;
} else if (is_ra_save_ins(&ip)) {
int ra_slot = ip.i_format.simmediate;
if (ra_slot < 0)
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index f75607c93e8a..b2bbb79bd99d 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -789,7 +789,6 @@ static int pnv_pci_ioda_msi_setup(struct pnv_phb *phb, struct pci_dev *dev,
unsigned int is_64, struct msi_msg *msg)
{
struct pnv_ioda_pe *pe = pnv_ioda_get_pe(dev);
- struct pci_dn *pdn = pci_get_pdn(dev);
struct irq_data *idata;
struct irq_chip *ichip;
unsigned int xive_num = hwirq - phb->msi_base;
@@ -806,7 +805,7 @@ static int pnv_pci_ioda_msi_setup(struct pnv_phb *phb, struct pci_dev *dev,
return -ENXIO;
/* Force 32-bit MSI on some broken devices */
- if (pdn && pdn->force_32bit_msi)
+ if (dev->no_64bit_msi)
is_64 = 0;
/* Assign XIVE to PE */
diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c
index 277343cc6a3d..8ee842ce3aba 100644
--- a/arch/powerpc/platforms/powernv/pci.c
+++ b/arch/powerpc/platforms/powernv/pci.c
@@ -1,3 +1,4 @@
+
/*
* Support PCI/PCIe on PowerNV platforms
*
@@ -47,9 +48,8 @@ static int pnv_msi_check_device(struct pci_dev* pdev, int nvec, int type)
{
struct pci_controller *hose = pci_bus_to_host(pdev->bus);
struct pnv_phb *phb = hose->private_data;
- struct pci_dn *pdn = pci_get_pdn(pdev);
- if (pdn && pdn->force_32bit_msi && !phb->msi32_support)
+ if (pdev->no_64bit_msi && !phb->msi32_support)
return -ENODEV;
return (phb && phb->msi_bmp.bitmap) ? 0 : -ENODEV;
diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c
index 6d2f0abce6fa..3b350fb91285 100644
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -426,7 +426,7 @@ static int rtas_setup_msi_irqs(struct pci_dev *pdev, int nvec_in, int type)
*/
again:
if (type == PCI_CAP_ID_MSI) {
- if (pdn->force_32bit_msi) {
+ if (pdev->no_64bit_msi) {
rc = rtas_change_msi(pdn, RTAS_CHANGE_32MSI_FN, nvec);
if (rc < 0) {
/*
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 96bf5bd30fbc..94599a65cc66 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -288,10 +288,10 @@ static inline void disable_surveillance(void)
args.token = rtas_token("set-indicator");
if (args.token == RTAS_UNKNOWN_SERVICE)
return;
- args.nargs = 3;
- args.nret = 1;
+ args.nargs = cpu_to_be32(3);
+ args.nret = cpu_to_be32(1);
args.rets = &args.args[3];
- args.args[0] = SURVEILLANCE_TOKEN;
+ args.args[0] = cpu_to_be32(SURVEILLANCE_TOKEN);
args.args[1] = 0;
args.args[2] = 0;
enter_rtas(__pa(&args));
diff --git a/arch/sparc/include/uapi/asm/swab.h b/arch/sparc/include/uapi/asm/swab.h
index a34ad079487e..4c7c12d69bea 100644
--- a/arch/sparc/include/uapi/asm/swab.h
+++ b/arch/sparc/include/uapi/asm/swab.h
@@ -9,9 +9,9 @@ static inline __u16 __arch_swab16p(const __u16 *addr)
{
__u16 ret;
- __asm__ __volatile__ ("lduha [%1] %2, %0"
+ __asm__ __volatile__ ("lduha [%2] %3, %0"
: "=r" (ret)
- : "r" (addr), "i" (ASI_PL));
+ : "m" (*addr), "r" (addr), "i" (ASI_PL));
return ret;
}
#define __arch_swab16p __arch_swab16p
@@ -20,9 +20,9 @@ static inline __u32 __arch_swab32p(const __u32 *addr)
{
__u32 ret;
- __asm__ __volatile__ ("lduwa [%1] %2, %0"
+ __asm__ __volatile__ ("lduwa [%2] %3, %0"
: "=r" (ret)
- : "r" (addr), "i" (ASI_PL));
+ : "m" (*addr), "r" (addr), "i" (ASI_PL));
return ret;
}
#define __arch_swab32p __arch_swab32p
@@ -31,9 +31,9 @@ static inline __u64 __arch_swab64p(const __u64 *addr)
{
__u64 ret;
- __asm__ __volatile__ ("ldxa [%1] %2, %0"
+ __asm__ __volatile__ ("ldxa [%2] %3, %0"
: "=r" (ret)
- : "r" (addr), "i" (ASI_PL));
+ : "m" (*addr), "r" (addr), "i" (ASI_PL));
return ret;
}
#define __arch_swab64p __arch_swab64p
diff --git a/arch/x86/include/asm/page_32_types.h b/arch/x86/include/asm/page_32_types.h
index ef17af013475..4376b458aef7 100644
--- a/arch/x86/include/asm/page_32_types.h
+++ b/arch/x86/include/asm/page_32_types.h
@@ -18,7 +18,6 @@
#define THREAD_SIZE_ORDER 1
#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
-#define STACKFAULT_STACK 0
#define DOUBLEFAULT_STACK 1
#define NMI_STACK 0
#define DEBUG_STACK 0
diff --git a/arch/x86/include/asm/page_64_types.h b/arch/x86/include/asm/page_64_types.h
index 6c896fbe21db..970f3097ee33 100644
--- a/arch/x86/include/asm/page_64_types.h
+++ b/arch/x86/include/asm/page_64_types.h
@@ -14,12 +14,11 @@
#define IRQ_STACK_ORDER 2
#define IRQ_STACK_SIZE (PAGE_SIZE << IRQ_STACK_ORDER)
-#define STACKFAULT_STACK 1
-#define DOUBLEFAULT_STACK 2
-#define NMI_STACK 3
-#define DEBUG_STACK 4
-#define MCE_STACK 5
-#define N_EXCEPTION_STACKS 5 /* hw limit: 7 */
+#define DOUBLEFAULT_STACK 1
+#define NMI_STACK 2
+#define DEBUG_STACK 3
+#define MCE_STACK 4
+#define N_EXCEPTION_STACKS 4 /* hw limit: 7 */
#define PUD_PAGE_SIZE (_AC(1, UL) << PUD_SHIFT)
#define PUD_PAGE_MASK (~(PUD_PAGE_SIZE-1))
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index a1df6e84691f..d3e0ff5962fe 100644
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -147,7 +147,7 @@ struct thread_info {
/* Only used for 64 bit */
#define _TIF_DO_NOTIFY_MASK \
(_TIF_SIGPENDING | _TIF_MCE_NOTIFY | _TIF_NOTIFY_RESUME | \
- _TIF_USER_RETURN_NOTIFY)
+ _TIF_USER_RETURN_NOTIFY | _TIF_UPROBE)
/* flags to check in __switch_to() */
#define _TIF_WORK_CTXSW \
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 6a7e3e9cffc3..564140155c36 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -144,6 +144,8 @@ EXPORT_PER_CPU_SYMBOL_GPL(gdt_page);
static int __init x86_xsave_setup(char *s)
{
+ if (strlen(s))
+ return 0;
setup_clear_cpu_cap(X86_FEATURE_XSAVE);
setup_clear_cpu_cap(X86_FEATURE_XSAVEOPT);
setup_clear_cpu_cap(X86_FEATURE_AVX);
diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
index addb207dab92..66e274a3d968 100644
--- a/arch/x86/kernel/dumpstack_64.c
+++ b/arch/x86/kernel/dumpstack_64.c
@@ -24,7 +24,6 @@ static char x86_stack_ids[][8] = {
[ DEBUG_STACK-1 ] = "#DB",
[ NMI_STACK-1 ] = "NMI",
[ DOUBLEFAULT_STACK-1 ] = "#DF",
- [ STACKFAULT_STACK-1 ] = "#SS",
[ MCE_STACK-1 ] = "#MC",
#if DEBUG_STKSZ > EXCEPTION_STKSZ
[ N_EXCEPTION_STACKS ...
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 8c6b5c2284c7..948b2e14df8c 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -1068,9 +1068,15 @@ ENTRY(native_iret)
jnz native_irq_return_ldt
#endif
+.global native_irq_return_iret
native_irq_return_iret:
+ /*
+ * This may fault. Non-paranoid faults on return to userspace are
+ * handled by fixup_bad_iret. These include #SS, #GP, and #NP.
+ * Double-faults due to espfix64 are handled in do_double_fault.
+ * Other faults here are fatal.
+ */
iretq
- _ASM_EXTABLE(native_irq_return_iret, bad_iret)
#ifdef CONFIG_X86_ESPFIX64
native_irq_return_ldt:
@@ -1098,25 +1104,6 @@ native_irq_return_ldt:
jmp native_irq_return_iret
#endif
- .section .fixup,"ax"
-bad_iret:
- /*
- * The iret traps when the %cs or %ss being restored is bogus.
- * We've lost the original trap vector and error code.
- * #GPF is the most likely one to get for an invalid selector.
- * So pretend we completed the iret and took the #GPF in user mode.
- *
- * We are now running with the kernel GS after exception recovery.
- * But error_entry expects us to have user GS to match the user %cs,
- * so swap back.
- */
- pushq $0
-
- SWAPGS
- jmp general_protection
-
- .previous
-
/* edi: workmask, edx: work */
retint_careful:
CFI_RESTORE_STATE
@@ -1164,37 +1151,6 @@ ENTRY(retint_kernel)
CFI_ENDPROC
END(common_interrupt)
- /*
- * If IRET takes a fault on the espfix stack, then we
- * end up promoting it to a doublefault. In that case,
- * modify the stack to make it look like we just entered
- * the #GP handler from user space, similar to bad_iret.
- */
-#ifdef CONFIG_X86_ESPFIX64
- ALIGN
-__do_double_fault:
- XCPT_FRAME 1 RDI+8
- movq RSP(%rdi),%rax /* Trap on the espfix stack? */
- sarq $PGDIR_SHIFT,%rax
- cmpl $ESPFIX_PGD_ENTRY,%eax
- jne do_double_fault /* No, just deliver the fault */
- cmpl $__KERNEL_CS,CS(%rdi)
- jne do_double_fault
- movq RIP(%rdi),%rax
- cmpq $native_irq_return_iret,%rax
- jne do_double_fault /* This shouldn't happen... */
- movq PER_CPU_VAR(kernel_stack),%rax
- subq $(6*8-KERNEL_STACK_OFFSET),%rax /* Reset to original stack */
- movq %rax,RSP(%rdi)
- movq $0,(%rax) /* Missing (lost) #GP error code */
- movq $general_protection,RIP(%rdi)
- retq
- CFI_ENDPROC
-END(__do_double_fault)
-#else
-# define __do_double_fault do_double_fault
-#endif
-
/*
* End of kprobes section
*/
@@ -1363,7 +1319,7 @@ zeroentry overflow do_overflow
zeroentry bounds do_bounds
zeroentry invalid_op do_invalid_op
zeroentry device_not_available do_device_not_available
-paranoiderrorentry double_fault __do_double_fault
+paranoiderrorentry double_fault do_double_fault
zeroentry coprocessor_segment_overrun do_coprocessor_segment_overrun
errorentry invalid_TSS do_invalid_TSS
errorentry segment_not_present do_segment_not_present
@@ -1533,7 +1489,7 @@ apicinterrupt HYPERVISOR_CALLBACK_VECTOR \
paranoidzeroentry_ist debug do_debug DEBUG_STACK
paranoidzeroentry_ist int3 do_int3 DEBUG_STACK
-paranoiderrorentry stack_segment do_stack_segment
+errorentry stack_segment do_stack_segment
#ifdef CONFIG_XEN
zeroentry xen_debug do_debug
zeroentry xen_int3 do_int3
@@ -1643,16 +1599,15 @@ error_sti:
/*
* There are two places in the kernel that can potentially fault with
- * usergs. Handle them here. The exception handlers after iret run with
- * kernel gs again, so don't set the user space flag. B stepping K8s
- * sometimes report an truncated RIP for IRET exceptions returning to
- * compat mode. Check for these here too.
+ * usergs. Handle them here. B stepping K8s sometimes report a
+ * truncated RIP for IRET exceptions returning to compat mode. Check
+ * for these here too.
*/
error_kernelspace:
incl %ebx
leaq native_irq_return_iret(%rip),%rcx
cmpq %rcx,RIP+8(%rsp)
- je error_swapgs
+ je error_bad_iret
movl %ecx,%eax /* zero extend */
cmpq %rax,RIP+8(%rsp)
je bstep_iret
@@ -1663,7 +1618,15 @@ error_kernelspace:
bstep_iret:
/* Fix truncated RIP */
movq %rcx,RIP+8(%rsp)
- jmp error_swapgs
+ /* fall through */
+
+error_bad_iret:
+ SWAPGS
+ mov %rsp,%rdi
+ call fixup_bad_iret
+ mov %rax,%rsp
+ decl %ebx /* Return to usergs */
+ jmp error_sti
CFI_ENDPROC
END(error_entry)
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 772e2a846dec..332cafe909eb 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -220,33 +220,41 @@ DO_ERROR(X86_TRAP_OLD_MF, SIGFPE, "coprocessor segment overrun",
coprocessor_segment_overrun)
DO_ERROR(X86_TRAP_TS, SIGSEGV, "invalid TSS", invalid_TSS)
DO_ERROR(X86_TRAP_NP, SIGBUS, "segment not present", segment_not_present)
-#ifdef CONFIG_X86_32
DO_ERROR(X86_TRAP_SS, SIGBUS, "stack segment", stack_segment)
-#endif
DO_ERROR_INFO(X86_TRAP_AC, SIGBUS, "alignment check", alignment_check,
BUS_ADRALN, 0)
#ifdef CONFIG_X86_64
/* Runs on IST stack */
-dotraplinkage void do_stack_segment(struct pt_regs *regs, long error_code)
-{
- enum ctx_state prev_state;
-
- prev_state = exception_enter();
- if (notify_die(DIE_TRAP, "stack segment", regs, error_code,
- X86_TRAP_SS, SIGBUS) != NOTIFY_STOP) {
- preempt_conditional_sti(regs);
- do_trap(X86_TRAP_SS, SIGBUS, "stack segment", regs, error_code, NULL);
- preempt_conditional_cli(regs);
- }
- exception_exit(prev_state);
-}
-
dotraplinkage void do_double_fault(struct pt_regs *regs, long error_code)
{
static const char str[] = "double fault";
struct task_struct *tsk = current;
+#ifdef CONFIG_X86_ESPFIX64
+ extern unsigned char native_irq_return_iret[];
+
+ /*
+ * If IRET takes a non-IST fault on the espfix64 stack, then we
+ * end up promoting it to a doublefault. In that case, modify
+ * the stack to make it look like we just entered the #GP
+ * handler from user space, similar to bad_iret.
+ */
+ if (((long)regs->sp >> PGDIR_SHIFT) == ESPFIX_PGD_ENTRY &&
+ regs->cs == __KERNEL_CS &&
+ regs->ip == (unsigned long)native_irq_return_iret)
+ {
+ struct pt_regs *normal_regs = task_pt_regs(current);
+
+ /* Fake a #GP(0) from userspace. */
+ memmove(&normal_regs->ip, (void *)regs->sp, 5*8);
+ normal_regs->orig_ax = 0; /* Missing (lost) #GP error code */
+ regs->ip = (unsigned long)general_protection;
+ regs->sp = (unsigned long)&normal_regs->orig_ax;
+ return;
+ }
+#endif
+
exception_enter();
/* Return not checked because double check cannot be ignored */
notify_die(DIE_TRAP, str, regs, error_code, X86_TRAP_DF, SIGSEGV);
@@ -373,6 +381,35 @@ asmlinkage __kprobes struct pt_regs *sync_regs(struct pt_regs *eregs)
*regs = *eregs;
return regs;
}
+
+struct bad_iret_stack {
+ void *error_entry_ret;
+ struct pt_regs regs;
+};
+
+asmlinkage __visible
+struct bad_iret_stack *fixup_bad_iret(struct bad_iret_stack *s)
+{
+ /*
+ * This is called from entry_64.S early in handling a fault
+ * caused by a bad iret to user mode. To handle the fault
+ * correctly, we want move our stack frame to task_pt_regs
+ * and we want to pretend that the exception came from the
+ * iret target.
+ */
+ struct bad_iret_stack *new_stack =
+ container_of(task_pt_regs(current),
+ struct bad_iret_stack, regs);
+
+ /* Copy the IRET target to the new stack. */
+ memmove(&new_stack->regs.ip, (void *)s->regs.sp, 5*8);
+
+ /* Copy the remainder of the stack from the current stack. */
+ memmove(new_stack, s, offsetof(struct bad_iret_stack, regs.ip));
+
+ BUG_ON(!user_mode_vm(&new_stack->regs));
+ return new_stack;
+}
#endif
/*
@@ -745,7 +782,7 @@ void __init trap_init(void)
set_intr_gate(X86_TRAP_OLD_MF, &coprocessor_segment_overrun);
set_intr_gate(X86_TRAP_TS, &invalid_TSS);
set_intr_gate(X86_TRAP_NP, &segment_not_present);
- set_intr_gate_ist(X86_TRAP_SS, &stack_segment, STACKFAULT_STACK);
+ set_intr_gate(X86_TRAP_SS, stack_segment);
set_intr_gate(X86_TRAP_GP, &general_protection);
set_intr_gate(X86_TRAP_SPURIOUS, &spurious_interrupt_bug);
set_intr_gate(X86_TRAP_MF, &coprocessor_error);
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index bb00c4672ad6..2db3f30bed75 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -1142,7 +1142,7 @@ void mark_rodata_ro(void)
unsigned long end = (unsigned long) &__end_rodata_hpage_align;
unsigned long text_end = PFN_ALIGN(&__stop___ex_table);
unsigned long rodata_end = PFN_ALIGN(&__end_rodata);
- unsigned long all_end = PFN_ALIGN(&_end);
+ unsigned long all_end;
printk(KERN_INFO "Write protecting the kernel read-only data: %luk\n",
(end - start) >> 10);
@@ -1153,7 +1153,16 @@ void mark_rodata_ro(void)
/*
* The rodata/data/bss/brk section (but not the kernel text!)
* should also be not-executable.
+ *
+ * We align all_end to PMD_SIZE because the existing mapping
+ * is a full PMD. If we would align _brk_end to PAGE_SIZE we
+ * split the PMD and the reminder between _brk_end and the end
+ * of the PMD will remain mapped executable.
+ *
+ * Any PMD which was setup after the one which covers _brk_end
+ * has been zapped already via cleanup_highmem().
*/
+ all_end = roundup((unsigned long)_brk_end, PMD_SIZE);
set_memory_nx(rodata_start, (all_end - rodata_start) >> PAGE_SHIFT);
rodata_test();
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index acb3865710c2..5d4a4583d2df 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -585,14 +585,25 @@ wake_up:
complete(&isert_conn->conn_wait);
}
-static void
+static int
isert_disconnected_handler(struct rdma_cm_id *cma_id, bool disconnect)
{
- struct isert_conn *isert_conn = (struct isert_conn *)cma_id->context;
+ struct isert_conn *isert_conn;
+
+ if (!cma_id->qp) {
+ struct isert_np *isert_np = cma_id->context;
+
+ isert_np->np_cm_id = NULL;
+ return -1;
+ }
+
+ isert_conn = (struct isert_conn *)cma_id->context;
isert_conn->disconnect = disconnect;
INIT_WORK(&isert_conn->conn_logout_work, isert_disconnect_work);
schedule_work(&isert_conn->conn_logout_work);
+
+ return 0;
}
static int
@@ -607,6 +618,9 @@ isert_cma_handler(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
switch (event->event) {
case RDMA_CM_EVENT_CONNECT_REQUEST:
ret = isert_connect_request(cma_id, event);
+ if (ret)
+ pr_err("isert_cma_handler failed RDMA_CM_EVENT: 0x%08x %d\n",
+ event->event, ret);
break;
case RDMA_CM_EVENT_ESTABLISHED:
isert_connected_handler(cma_id);
@@ -616,7 +630,7 @@ isert_cma_handler(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
case RDMA_CM_EVENT_DEVICE_REMOVAL: /* FALLTHRU */
disconnect = true;
case RDMA_CM_EVENT_TIMEWAIT_EXIT: /* FALLTHRU */
- isert_disconnected_handler(cma_id, disconnect);
+ ret = isert_disconnected_handler(cma_id, disconnect);
break;
case RDMA_CM_EVENT_CONNECT_ERROR:
default:
@@ -624,12 +638,6 @@ isert_cma_handler(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
break;
}
- if (ret != 0) {
- pr_err("isert_cma_handler failed RDMA_CM_EVENT: 0x%08x %d\n",
- event->event, ret);
- dump_stack();
- }
-
return ret;
}
@@ -2233,7 +2241,8 @@ isert_free_np(struct iscsi_np *np)
{
struct isert_np *isert_np = (struct isert_np *)np->np_context;
- rdma_destroy_id(isert_np->np_cm_id);
+ if (isert_np->np_cm_id)
+ rdma_destroy_id(isert_np->np_cm_id);
np->np_context = NULL;
kfree(isert_np);
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 64953dfa9d8a..fcf9f87bcfd9 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -2101,6 +2101,7 @@ static int srpt_create_ch_ib(struct srpt_rdma_ch *ch)
if (!qp_init)
goto out;
+retry:
ch->cq = ib_create_cq(sdev->device, srpt_completion, NULL, ch,
ch->rq_size + srp_sq_size, 0);
if (IS_ERR(ch->cq)) {
@@ -2124,6 +2125,13 @@ static int srpt_create_ch_ib(struct srpt_rdma_ch *ch)
ch->qp = ib_create_qp(sdev->pd, qp_init);
if (IS_ERR(ch->qp)) {
ret = PTR_ERR(ch->qp);
+ if (ret == -ENOMEM) {
+ srp_sq_size /= 2;
+ if (srp_sq_size >= MIN_SRPT_SQ_SIZE) {
+ ib_destroy_cq(ch->cq);
+ goto retry;
+ }
+ }
printk(KERN_ERR "failed to create_qp ret= %d\n", ret);
goto err_destroy_cq;
}
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index 75e3b102ce45..856c1b03e22d 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -1002,9 +1002,19 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id
}
ep_irq_in = &intf->cur_altsetting->endpoint[1].desc;
- usb_fill_bulk_urb(xpad->bulk_out, udev,
- usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress),
- xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad);
+ if (usb_endpoint_is_bulk_out(ep_irq_in)) {
+ usb_fill_bulk_urb(xpad->bulk_out, udev,
+ usb_sndbulkpipe(udev,
+ ep_irq_in->bEndpointAddress),
+ xpad->bdata, XPAD_PKT_LEN,
+ xpad_bulk_out, xpad);
+ } else {
+ usb_fill_int_urb(xpad->bulk_out, udev,
+ usb_sndintpipe(udev,
+ ep_irq_in->bEndpointAddress),
+ xpad->bdata, XPAD_PKT_LEN,
+ xpad_bulk_out, xpad, 0);
+ }
/*
* Submit the int URB immediately rather than waiting for open
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index 539239d8e9ab..9bf47a064cdf 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -385,7 +385,7 @@ void can_free_echo_skb(struct net_device *dev, unsigned int idx)
BUG_ON(idx >= priv->echo_skb_max);
if (priv->echo_skb[idx]) {
- kfree_skb(priv->echo_skb[idx]);
+ dev_kfree_skb_any(priv->echo_skb[idx]);
priv->echo_skb[idx] = NULL;
}
}
diff --git a/drivers/net/can/usb/esd_usb2.c b/drivers/net/can/usb/esd_usb2.c
index 6aa7b3266c80..d5455c760618 100644
--- a/drivers/net/can/usb/esd_usb2.c
+++ b/drivers/net/can/usb/esd_usb2.c
@@ -1132,6 +1132,7 @@ static void esd_usb2_disconnect(struct usb_interface *intf)
}
}
unlink_all_urbs(dev);
+ kfree(dev);
}
}
diff --git a/drivers/net/ieee802154/fakehard.c b/drivers/net/ieee802154/fakehard.c
index bf0d55e2dd63..6adbef89c4b0 100644
--- a/drivers/net/ieee802154/fakehard.c
+++ b/drivers/net/ieee802154/fakehard.c
@@ -376,17 +376,20 @@ static int ieee802154fake_probe(struct platform_device *pdev)
err = wpan_phy_register(phy);
if (err)
- goto out;
+ goto err_phy_reg;
err = register_netdev(dev);
- if (err < 0)
- goto out;
+ if (err)
+ goto err_netdev_reg;
dev_info(&pdev->dev, "Added ieee802154 HardMAC hardware\n");
return 0;
-out:
- unregister_netdev(dev);
+err_netdev_reg:
+ wpan_phy_unregister(phy);
+err_phy_reg:
+ free_netdev(dev);
+ wpan_phy_free(phy);
return err;
}
diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c
index 8161c3f066a3..0d5a5faaf83b 100644
--- a/drivers/net/ppp/pptp.c
+++ b/drivers/net/ppp/pptp.c
@@ -506,7 +506,9 @@ static int pptp_getname(struct socket *sock, struct sockaddr *uaddr,
int len = sizeof(struct sockaddr_pppox);
struct sockaddr_pppox sp;
- sp.sa_family = AF_PPPOX;
+ memset(&sp.sa_addr, 0, sizeof(sp.sa_addr));
+
+ sp.sa_family = AF_PPPOX;
sp.sa_protocol = PX_PROTO_PPTP;
sp.sa_addr.pptp = pppox_sk(sock->sk)->proto.pptp.src_addr;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 6c584f8a2268..43204f4be2da 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -756,6 +756,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x413c, 0x81a4, 8)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */
{QMI_FIXED_INTF(0x413c, 0x81a8, 8)}, /* Dell Wireless 5808 Gobi(TM) 4G LTE Mobile Broadband Card */
{QMI_FIXED_INTF(0x413c, 0x81a9, 8)}, /* Dell Wireless 5808e Gobi(TM) 4G LTE Mobile Broadband Card */
+ {QMI_FIXED_INTF(0x03f0, 0x581d, 4)}, /* HP lt4112 LTE/HSPA+ Gobi 4G Module (Huawei me906e) */
/* 4. Gobi 1000 devices */
{QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index 1f17f5b64625..5be4eee63eb8 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -160,55 +160,29 @@ void rt2x00queue_align_frame(struct sk_buff *skb)
skb_trim(skb, frame_length);
}
-void rt2x00queue_insert_l2pad(struct sk_buff *skb, unsigned int header_length)
+/*
+ * H/W needs L2 padding between the header and the paylod if header size
+ * is not 4 bytes aligned.
+ */
+void rt2x00queue_insert_l2pad(struct sk_buff *skb, unsigned int hdr_len)
{
- unsigned int payload_length = skb->len - header_length;
- unsigned int header_align = ALIGN_SIZE(skb, 0);
- unsigned int payload_align = ALIGN_SIZE(skb, header_length);
- unsigned int l2pad = payload_length ? L2PAD_SIZE(header_length) : 0;
+ unsigned int l2pad = (skb->len > hdr_len) ? L2PAD_SIZE(hdr_len) : 0;
- /*
- * Adjust the header alignment if the payload needs to be moved more
- * than the header.
- */
- if (payload_align > header_align)
- header_align += 4;
-
- /* There is nothing to do if no alignment is needed */
- if (!header_align)
+ if (!l2pad)
return;
- /* Reserve the amount of space needed in front of the frame */
- skb_push(skb, header_align);
-
- /*
- * Move the header.
- */
- memmove(skb->data, skb->data + header_align, header_length);
-
- /* Move the payload, if present and if required */
- if (payload_length && payload_align)
- memmove(skb->data + header_length + l2pad,
- skb->data + header_length + l2pad + payload_align,
- payload_length);
-
- /* Trim the skb to the correct size */
- skb_trim(skb, header_length + l2pad + payload_length);
+ skb_push(skb, l2pad);
+ memmove(skb->data, skb->data + l2pad, hdr_len);
}
-void rt2x00queue_remove_l2pad(struct sk_buff *skb, unsigned int header_length)
+void rt2x00queue_remove_l2pad(struct sk_buff *skb, unsigned int hdr_len)
{
- /*
- * L2 padding is only present if the skb contains more than just the
- * IEEE 802.11 header.
- */
- unsigned int l2pad = (skb->len > header_length) ?
- L2PAD_SIZE(header_length) : 0;
+ unsigned int l2pad = (skb->len > hdr_len) ? L2PAD_SIZE(hdr_len) : 0;
if (!l2pad)
return;
- memmove(skb->data + l2pad, skb->data, header_length);
+ memmove(skb->data + l2pad, skb->data, hdr_len);
skb_pull(skb, l2pad);
}
diff --git a/drivers/of/address.c b/drivers/of/address.c
index 00bc55cc821c..8fb2b5769733 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -334,6 +334,21 @@ static struct of_bus *of_match_bus(struct device_node *np)
return NULL;
}
+static int of_empty_ranges_quirk(void)
+{
+ if (IS_ENABLED(CONFIG_PPC)) {
+ /* To save cycles, we cache the result */
+ static int quirk_state = -1;
+
+ if (quirk_state < 0)
+ quirk_state =
+ of_machine_is_compatible("Power Macintosh") ||
+ of_machine_is_compatible("MacRISC");
+ return quirk_state;
+ }
+ return false;
+}
+
static int of_translate_one(struct device_node *parent, struct of_bus *bus,
struct of_bus *pbus, __be32 *addr,
int na, int ns, int pna, const char *rprop)
@@ -359,12 +374,10 @@ static int of_translate_one(struct device_node *parent, struct of_bus *bus,
* This code is only enabled on powerpc. --gcl
*/
ranges = of_get_property(parent, rprop, &rlen);
-#if !defined(CONFIG_PPC)
- if (ranges == NULL) {
+ if (ranges == NULL && !of_empty_ranges_quirk()) {
pr_err("OF: no ranges; cannot translate\n");
return 1;
}
-#endif /* !defined(CONFIG_PPC) */
if (ranges == NULL || rlen == 0) {
offset = of_read_number(addr, na);
memset(addr, 0, pna * 4);
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 2c1075213bec..402063ff889e 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -530,6 +530,20 @@ out_unroll:
return ret;
}
+static int msi_verify_entries(struct pci_dev *dev)
+{
+ struct msi_desc *entry;
+
+ list_for_each_entry(entry, &dev->msi_list, list) {
+ if (!dev->no_64bit_msi || !entry->msg.address_hi)
+ continue;
+ dev_err(&dev->dev, "Device has broken 64-bit MSI but arch"
+ " tried to assign one above 4G\n");
+ return -EIO;
+ }
+ return 0;
+}
+
/**
* msi_capability_init - configure device's MSI capability structure
* @dev: pointer to the pci_dev data structure of MSI device function
@@ -583,6 +597,13 @@ static int msi_capability_init(struct pci_dev *dev, int nvec)
return ret;
}
+ ret = msi_verify_entries(dev);
+ if (ret) {
+ msi_mask_irq(entry, mask, ~mask);
+ free_msi_irqs(dev);
+ return ret;
+ }
+
ret = populate_msi_sysfs(dev);
if (ret) {
msi_mask_irq(entry, mask, ~mask);
@@ -698,6 +719,11 @@ static int msix_capability_init(struct pci_dev *dev,
if (ret)
goto error;
+ /* Check if all MSI entries honor device restrictions */
+ ret = msi_verify_entries(dev);
+ if (ret)
+ goto error;
+
/*
* Some devices require MSI-X to be enabled before we can touch the
* MSI-X registers. We need to mask all the vectors to prevent
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
index 69ac55495c1d..aad5535db782 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
@@ -411,6 +411,7 @@ static int bnx2fc_rcv(struct sk_buff *skb, struct net_device *dev,
struct fc_frame_header *fh;
struct fcoe_rcv_info *fr;
struct fcoe_percpu_s *bg;
+ struct sk_buff *tmp_skb;
unsigned short oxid;
interface = container_of(ptype, struct bnx2fc_interface,
@@ -423,6 +424,12 @@ static int bnx2fc_rcv(struct sk_buff *skb, struct net_device *dev,
goto err;
}
+ tmp_skb = skb_share_check(skb, GFP_ATOMIC);
+ if (!tmp_skb)
+ goto err;
+
+ skb = tmp_skb;
+
if (unlikely(eth_hdr(skb)->h_proto != htons(ETH_P_FCOE))) {
printk(KERN_ERR PFX "bnx2fc_rcv: Wrong FC type frame\n");
goto err;
diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index c1abc06899e7..137a4deba5a3 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -394,9 +394,6 @@ static void pump_transfers(unsigned long data)
chip = dws->cur_chip;
spi = message->spi;
- if (unlikely(!chip->clk_div))
- chip->clk_div = dws->max_freq / chip->speed_hz;
-
if (message->state == ERROR_STATE) {
message->status = -EIO;
goto early_exit;
@@ -438,7 +435,7 @@ static void pump_transfers(unsigned long data)
if (transfer->speed_hz) {
speed = chip->speed_hz;
- if (transfer->speed_hz != speed) {
+ if ((transfer->speed_hz != speed) || (!chip->clk_div)) {
speed = transfer->speed_hz;
if (speed > dws->max_freq) {
printk(KERN_ERR "MRST SPI0: unsupported"
@@ -677,7 +674,6 @@ static int dw_spi_setup(struct spi_device *spi)
dev_err(&spi->dev, "No max speed HZ parameter\n");
return -EINVAL;
}
- chip->speed_hz = spi->max_speed_hz;
chip->tmode = 0; /* Tx & Rx */
/* Default SPI mode is SCPOL = 0, SCPH = 0 */
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 12342695ed79..dcc5daa0ff1c 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -2128,7 +2128,7 @@ transport_generic_new_cmd(struct se_cmd *cmd)
* and let it call back once the write buffers are ready.
*/
target_add_to_state_list(cmd);
- if (cmd->data_direction != DMA_TO_DEVICE) {
+ if (cmd->data_direction != DMA_TO_DEVICE || cmd->data_length == 0) {
target_execute_cmd(cmd);
return 0;
}
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index a301b3fa622b..b73f3031a660 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -43,6 +43,9 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Creative SB Audigy 2 NX */
{ USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME },
+ /* Microsoft Wireless Laser Mouse 6000 Receiver */
+ { USB_DEVICE(0x045e, 0x00e1), .driver_info = USB_QUIRK_RESET_RESUME },
+
/* Microsoft LifeCam-VX700 v2.0 */
{ USB_DEVICE(0x045e, 0x0770), .driver_info = USB_QUIRK_RESET_RESUME },
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index df5834bd71f3..eb45ac843712 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1178,9 +1178,8 @@ static void handle_reset_ep_completion(struct xhci_hcd *xhci,
false);
xhci_ring_cmd_db(xhci);
} else {
- /* Clear our internal halted state and restart the ring(s) */
+ /* Clear our internal halted state */
xhci->devs[slot_id]->eps[ep_index].ep_state &= ~EP_HALTED;
- ring_doorbell_for_active_rings(xhci, slot_id, ep_index);
}
}
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index e9183eda39e0..a24714f6f88f 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -120,6 +120,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x85F8) }, /* Virtenio Preon32 */
{ USB_DEVICE(0x10C4, 0x8664) }, /* AC-Services CAN-IF */
{ USB_DEVICE(0x10C4, 0x8665) }, /* AC-Services OBD-IF */
+ { USB_DEVICE(0x10C4, 0x8875) }, /* CEL MeshConnect USB Stick */
{ USB_DEVICE(0x10C4, 0x88A4) }, /* MMB Networks ZigBee USB Device */
{ USB_DEVICE(0x10C4, 0x88A5) }, /* Planet Innovation Ingeni ZigBee USB Device */
{ USB_DEVICE(0x10C4, 0x8946) }, /* Ketra N1 Wireless Interface */
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 768c2b4722d1..c625f55667f1 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -486,6 +486,39 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) },
{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) },
{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_4701_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9300_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9301_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9302_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9303_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9304_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9305_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9306_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9307_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9308_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9309_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930A_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930B_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930C_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930D_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930E_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930F_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9310_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9311_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9312_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9313_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9314_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9315_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9316_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9317_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9318_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9319_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931A_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931B_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931C_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931D_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931E_PID) },
+ { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931F_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) },
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 302ab9a71f06..ac703a6e2115 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -926,8 +926,8 @@
#define BAYER_CONTOUR_CABLE_PID 0x6001
/*
- * The following are the values for the Matrix Orbital FTDI Range
- * Anything in this range will use an FT232RL.
+ * Matrix Orbital Intelligent USB displays.
+ * http://www.matrixorbital.com
*/
#define MTXORB_VID 0x1B3D
#define MTXORB_FTDI_RANGE_0100_PID 0x0100
@@ -1186,8 +1186,39 @@
#define MTXORB_FTDI_RANGE_01FD_PID 0x01FD
#define MTXORB_FTDI_RANGE_01FE_PID 0x01FE
#define MTXORB_FTDI_RANGE_01FF_PID 0x01FF
-
-
+#define MTXORB_FTDI_RANGE_4701_PID 0x4701
+#define MTXORB_FTDI_RANGE_9300_PID 0x9300
+#define MTXORB_FTDI_RANGE_9301_PID 0x9301
+#define MTXORB_FTDI_RANGE_9302_PID 0x9302
+#define MTXORB_FTDI_RANGE_9303_PID 0x9303
+#define MTXORB_FTDI_RANGE_9304_PID 0x9304
+#define MTXORB_FTDI_RANGE_9305_PID 0x9305
+#define MTXORB_FTDI_RANGE_9306_PID 0x9306
+#define MTXORB_FTDI_RANGE_9307_PID 0x9307
+#define MTXORB_FTDI_RANGE_9308_PID 0x9308
+#define MTXORB_FTDI_RANGE_9309_PID 0x9309
+#define MTXORB_FTDI_RANGE_930A_PID 0x930A
+#define MTXORB_FTDI_RANGE_930B_PID 0x930B
+#define MTXORB_FTDI_RANGE_930C_PID 0x930C
+#define MTXORB_FTDI_RANGE_930D_PID 0x930D
+#define MTXORB_FTDI_RANGE_930E_PID 0x930E
+#define MTXORB_FTDI_RANGE_930F_PID 0x930F
+#define MTXORB_FTDI_RANGE_9310_PID 0x9310
+#define MTXORB_FTDI_RANGE_9311_PID 0x9311
+#define MTXORB_FTDI_RANGE_9312_PID 0x9312
+#define MTXORB_FTDI_RANGE_9313_PID 0x9313
+#define MTXORB_FTDI_RANGE_9314_PID 0x9314
+#define MTXORB_FTDI_RANGE_9315_PID 0x9315
+#define MTXORB_FTDI_RANGE_9316_PID 0x9316
+#define MTXORB_FTDI_RANGE_9317_PID 0x9317
+#define MTXORB_FTDI_RANGE_9318_PID 0x9318
+#define MTXORB_FTDI_RANGE_9319_PID 0x9319
+#define MTXORB_FTDI_RANGE_931A_PID 0x931A
+#define MTXORB_FTDI_RANGE_931B_PID 0x931B
+#define MTXORB_FTDI_RANGE_931C_PID 0x931C
+#define MTXORB_FTDI_RANGE_931D_PID 0x931D
+#define MTXORB_FTDI_RANGE_931E_PID 0x931E
+#define MTXORB_FTDI_RANGE_931F_PID 0x931F
/*
* The Mobility Lab (TML)
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index 07fbdf0e7ab6..f0e65c970d35 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -308,24 +308,30 @@ static void usa26_indat_callback(struct urb *urb)
if ((data[0] & 0x80) == 0) {
/* no errors on individual bytes, only
possible overrun err */
- if (data[0] & RXERROR_OVERRUN)
- err = TTY_OVERRUN;
- else
- err = 0;
+ if (data[0] & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
for (i = 1; i < urb->actual_length ; ++i)
- tty_insert_flip_char(&port->port, data[i], err);
+ tty_insert_flip_char(&port->port, data[i],
+ TTY_NORMAL);
} else {
/* some bytes had errors, every byte has status */
dev_dbg(&port->dev, "%s - RX error!!!!\n", __func__);
for (i = 0; i + 1 < urb->actual_length; i += 2) {
- int stat = data[i], flag = 0;
- if (stat & RXERROR_OVERRUN)
- flag |= TTY_OVERRUN;
- if (stat & RXERROR_FRAMING)
- flag |= TTY_FRAME;
- if (stat & RXERROR_PARITY)
- flag |= TTY_PARITY;
+ int stat = data[i];
+ int flag = TTY_NORMAL;
+
+ if (stat & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
/* XXX should handle break (0x10) */
+ if (stat & RXERROR_PARITY)
+ flag = TTY_PARITY;
+ else if (stat & RXERROR_FRAMING)
+ flag = TTY_FRAME;
+
tty_insert_flip_char(&port->port, data[i+1],
flag);
}
@@ -672,14 +678,19 @@ static void usa49_indat_callback(struct urb *urb)
} else {
/* some bytes had errors, every byte has status */
for (i = 0; i + 1 < urb->actual_length; i += 2) {
- int stat = data[i], flag = 0;
- if (stat & RXERROR_OVERRUN)
- flag |= TTY_OVERRUN;
- if (stat & RXERROR_FRAMING)
- flag |= TTY_FRAME;
- if (stat & RXERROR_PARITY)
- flag |= TTY_PARITY;
+ int stat = data[i];
+ int flag = TTY_NORMAL;
+
+ if (stat & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
/* XXX should handle break (0x10) */
+ if (stat & RXERROR_PARITY)
+ flag = TTY_PARITY;
+ else if (stat & RXERROR_FRAMING)
+ flag = TTY_FRAME;
+
tty_insert_flip_char(&port->port, data[i+1],
flag);
}
@@ -736,15 +747,19 @@ static void usa49wg_indat_callback(struct urb *urb)
*/
for (x = 0; x + 1 < len &&
i + 1 < urb->actual_length; x += 2) {
- int stat = data[i], flag = 0;
+ int stat = data[i];
+ int flag = TTY_NORMAL;
- if (stat & RXERROR_OVERRUN)
- flag |= TTY_OVERRUN;
- if (stat & RXERROR_FRAMING)
- flag |= TTY_FRAME;
- if (stat & RXERROR_PARITY)
- flag |= TTY_PARITY;
+ if (stat & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
/* XXX should handle break (0x10) */
+ if (stat & RXERROR_PARITY)
+ flag = TTY_PARITY;
+ else if (stat & RXERROR_FRAMING)
+ flag = TTY_FRAME;
+
tty_insert_flip_char(&port->port, data[i+1],
flag);
i += 2;
@@ -796,25 +811,31 @@ static void usa90_indat_callback(struct urb *urb)
if ((data[0] & 0x80) == 0) {
/* no errors on individual bytes, only
possible overrun err*/
- if (data[0] & RXERROR_OVERRUN)
- err = TTY_OVERRUN;
- else
- err = 0;
+ if (data[0] & RXERROR_OVERRUN) {
+ tty_insert_flip_char(&port->port, 0,
+ TTY_OVERRUN);
+ }
for (i = 1; i < urb->actual_length ; ++i)
tty_insert_flip_char(&port->port,
- data[i], err);
+ data[i], TTY_NORMAL);
} else {
/* some bytes had errors, every byte has status */
dev_dbg(&port->dev, "%s - RX error!!!!\n", __func__);
for (i = 0; i + 1 < urb->actual_length; i += 2) {
- int stat = data[i], flag = 0;
- if (stat & RXERROR_OVERRUN)
- flag |= TTY_OVERRUN;
- if (stat & RXERROR_FRAMING)
- flag |= TTY_FRAME;
- if (stat & RXERROR_PARITY)
- flag |= TTY_PARITY;
+ int stat = data[i];
+ int flag = TTY_NORMAL;
+
+ if (stat & RXERROR_OVERRUN) {
+ tty_insert_flip_char(
+ &port->port, 0,
+ TTY_OVERRUN);
+ }
/* XXX should handle break (0x10) */
+ if (stat & RXERROR_PARITY)
+ flag = TTY_PARITY;
+ else if (stat & RXERROR_FRAMING)
+ flag = TTY_FRAME;
+
tty_insert_flip_char(&port->port,
data[i+1], flag);
}
diff --git a/drivers/usb/serial/ssu100.c b/drivers/usb/serial/ssu100.c
index 5b62dbbdf996..8f5f36134864 100644
--- a/drivers/usb/serial/ssu100.c
+++ b/drivers/usb/serial/ssu100.c
@@ -495,10 +495,9 @@ static void ssu100_update_lsr(struct usb_serial_port *port, u8 lsr,
if (*tty_flag == TTY_NORMAL)
*tty_flag = TTY_FRAME;
}
- if (lsr & UART_LSR_OE){
+ if (lsr & UART_LSR_OE) {
port->icount.overrun++;
- if (*tty_flag == TTY_NORMAL)
- *tty_flag = TTY_OVERRUN;
+ tty_insert_flip_char(&port->port, 0, TTY_OVERRUN);
}
}
@@ -516,12 +515,8 @@ static void ssu100_process_read_urb(struct urb *urb)
if ((len >= 4) &&
(packet[0] == 0x1b) && (packet[1] == 0x1b) &&
((packet[2] == 0x00) || (packet[2] == 0x01))) {
- if (packet[2] == 0x00) {
+ if (packet[2] == 0x00)
ssu100_update_lsr(port, packet[3], &flag);
- if (flag == TTY_OVERRUN)
- tty_insert_flip_char(&port->port, 0,
- TTY_OVERRUN);
- }
if (packet[2] == 0x01)
ssu100_update_msr(port, packet[3]);
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index cc8c5b32043c..f42bbe5fbc0a 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -784,8 +784,12 @@ static bool nfsd41_cb_get_slot(struct nfs4_client *clp, struct rpc_task *task)
{
if (test_and_set_bit(0, &clp->cl_cb_slot_busy) != 0) {
rpc_sleep_on(&clp->cl_cb_waitq, task, NULL);
- dprintk("%s slot is busy\n", __func__);
- return false;
+ /* Race breaker */
+ if (test_and_set_bit(0, &clp->cl_cb_slot_busy) != 0) {
+ dprintk("%s slot is busy\n", __func__);
+ return false;
+ }
+ rpc_wake_up_queued_task(&clp->cl_cb_waitq, task);
}
return true;
}
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index bdff771057d3..836307ae1f08 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -367,7 +367,6 @@ static struct nfs4_delegation *
alloc_init_deleg(struct nfs4_client *clp, struct nfs4_ol_stateid *stp, struct svc_fh *current_fh, u32 type)
{
struct nfs4_delegation *dp;
- struct nfs4_file *fp = stp->st_file;
dprintk("NFSD alloc_init_deleg\n");
/*
@@ -377,8 +376,6 @@ alloc_init_deleg(struct nfs4_client *clp, struct nfs4_ol_stateid *stp, struct sv
*/
if (type != NFS4_OPEN_DELEGATE_READ)
return NULL;
- if (fp->fi_had_conflict)
- return NULL;
if (num_delegations > max_delegations)
return NULL;
dp = delegstateid(nfs4_alloc_stid(clp, deleg_slab));
@@ -395,8 +392,7 @@ alloc_init_deleg(struct nfs4_client *clp, struct nfs4_ol_stateid *stp, struct sv
INIT_LIST_HEAD(&dp->dl_perfile);
INIT_LIST_HEAD(&dp->dl_perclnt);
INIT_LIST_HEAD(&dp->dl_recall_lru);
- get_nfs4_file(fp);
- dp->dl_file = fp;
+ dp->dl_file = NULL;
dp->dl_type = type;
fh_copy_shallow(&dp->dl_fh, ¤t_fh->fh_handle);
dp->dl_time = 0;
@@ -2965,22 +2961,35 @@ static int nfs4_setlease(struct nfs4_delegation *dp, int flag)
return 0;
}
-static int nfs4_set_delegation(struct nfs4_delegation *dp, int flag)
+static int nfs4_set_delegation(struct nfs4_delegation *dp, int flag, struct nfs4_file *fp)
{
- struct nfs4_file *fp = dp->dl_file;
+ int status;
- if (!fp->fi_lease)
- return nfs4_setlease(dp, flag);
+ if (fp->fi_had_conflict)
+ return -EAGAIN;
+ get_nfs4_file(fp);
+ dp->dl_file = fp;
+ if (!fp->fi_lease) {
+ status = nfs4_setlease(dp, flag);
+ if (status)
+ goto out_free;
+ return 0;
+ }
spin_lock(&recall_lock);
if (fp->fi_had_conflict) {
spin_unlock(&recall_lock);
- return -EAGAIN;
+ status = -EAGAIN;
+ goto out_free;
}
atomic_inc(&fp->fi_delegees);
list_add(&dp->dl_perfile, &fp->fi_delegations);
spin_unlock(&recall_lock);
list_add(&dp->dl_perclnt, &dp->dl_stid.sc_client->cl_delegations);
return 0;
+out_free:
+ put_nfs4_file(fp);
+ dp->dl_file = fp;
+ return status;
}
static void nfsd4_open_deleg_none_ext(struct nfsd4_open *open, int status)
@@ -3046,7 +3055,7 @@ nfs4_open_delegation(struct net *net, struct svc_fh *fh,
dp = alloc_init_deleg(oo->oo_owner.so_client, stp, fh, flag);
if (dp == NULL)
goto out_no_deleg;
- status = nfs4_set_delegation(dp, flag);
+ status = nfs4_set_delegation(dp, flag, stp->st_file);
if (status)
goto out_free;
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index d9b298cbfe5c..81325ba8660a 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -508,6 +508,9 @@ set_nfsv4_acl_one(struct dentry *dentry, struct posix_acl *pacl, char *key)
char *buf = NULL;
int error = 0;
+ if (!pacl)
+ return vfs_setxattr(dentry, key, NULL, 0, 0);
+
buflen = posix_acl_xattr_size(pacl->a_count);
buf = kmalloc(buflen, GFP_KERNEL);
error = -ENOMEM;
diff --git a/include/linux/iio/events.h b/include/linux/iio/events.h
index 13ce220c7003..593ae7ce07c7 100644
--- a/include/linux/iio/events.h
+++ b/include/linux/iio/events.h
@@ -90,7 +90,7 @@ enum iio_event_direction {
#define IIO_EVENT_CODE_EXTRACT_TYPE(mask) ((mask >> 56) & 0xFF)
-#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0xCF)
+#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0x7F)
#define IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(mask) ((mask >> 32) & 0xFF)
diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h
index ea1e3b863890..770ecc90993b 100644
--- a/include/linux/inetdevice.h
+++ b/include/linux/inetdevice.h
@@ -261,7 +261,7 @@ static inline void in_dev_put(struct in_device *idev)
static __inline__ __be32 inet_make_mask(int logmask)
{
if (logmask)
- return htonl(~((1<<(32-logmask))-1));
+ return htonl(~((1U<<(32-logmask))-1));
return 0;
}
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 3a24e4ff3248..102136ab1a5f 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -310,6 +310,7 @@ struct pci_dev {
unsigned int is_added:1;
unsigned int is_busmaster:1; /* device is busmaster */
unsigned int no_msi:1; /* device may not use msi */
+ unsigned int no_64bit_msi:1; /* device may only use 32-bit MSIs */
unsigned int block_cfg_access:1; /* config space access is blocked */
unsigned int broken_parity_status:1; /* Device generates false positive parity */
unsigned int irq_reroute_variant:2; /* device needs IRQ rerouting variant */
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index ad8e1bdca70e..8176caf6efd9 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -1511,7 +1511,6 @@ bool uprobe_deny_signal(void)
if (__fatal_signal_pending(t) || arch_uprobe_xol_was_trapped(t)) {
utask->state = UTASK_SSTEP_TRAPPED;
set_tsk_thread_flag(t, TIF_UPROBE);
- set_tsk_thread_flag(t, TIF_NOTIFY_RESUME);
}
}
diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c
index 26aa65d1fce4..c5c8b248d8f6 100644
--- a/net/ipv4/fib_rules.c
+++ b/net/ipv4/fib_rules.c
@@ -62,6 +62,10 @@ int __fib_lookup(struct net *net, struct flowi4 *flp, struct fib_result *res)
else
res->tclassid = 0;
#endif
+
+ if (err == -ESRCH)
+ err = -ENETUNREACH;
+
return err;
}
EXPORT_SYMBOL_GPL(__fib_lookup);
diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c
index e0897377b3b4..2665bf4b8d05 100644
--- a/net/ipx/af_ipx.c
+++ b/net/ipx/af_ipx.c
@@ -1778,6 +1778,7 @@ static int ipx_recvmsg(struct kiocb *iocb, struct socket *sock,
struct ipxhdr *ipx = NULL;
struct sk_buff *skb;
int copied, rc;
+ bool locked = true;
lock_sock(sk);
/* put the autobinding in */
@@ -1804,6 +1805,8 @@ static int ipx_recvmsg(struct kiocb *iocb, struct socket *sock,
if (sock_flag(sk, SOCK_ZAPPED))
goto out;
+ release_sock(sk);
+ locked = false;
skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT,
flags & MSG_DONTWAIT, &rc);
if (!skb)
@@ -1837,7 +1840,8 @@ static int ipx_recvmsg(struct kiocb *iocb, struct socket *sock,
out_free:
skb_free_datagram(sk, skb);
out:
- release_sock(sk);
+ if (locked)
+ release_sock(sk);
return rc;
}
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index ea479388fb5c..23670737116e 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -1317,8 +1317,7 @@ static int sgtl5000_probe(struct snd_soc_codec *codec)
/* enable small pop, introduce 400ms delay in turning off */
snd_soc_update_bits(codec, SGTL5000_CHIP_REF_CTRL,
- SGTL5000_SMALL_POP,
- SGTL5000_SMALL_POP);
+ SGTL5000_SMALL_POP, 1);
/* disable short cut detector */
snd_soc_write(codec, SGTL5000_CHIP_SHORT_CTRL, 0);
diff --git a/sound/soc/codecs/sgtl5000.h b/sound/soc/codecs/sgtl5000.h
index d3a68bbfea00..0bd6e1cd8200 100644
--- a/sound/soc/codecs/sgtl5000.h
+++ b/sound/soc/codecs/sgtl5000.h
@@ -275,7 +275,7 @@
#define SGTL5000_BIAS_CTRL_MASK 0x000e
#define SGTL5000_BIAS_CTRL_SHIFT 1
#define SGTL5000_BIAS_CTRL_WIDTH 3
-#define SGTL5000_SMALL_POP 0x0001
+#define SGTL5000_SMALL_POP 0
/*
* SGTL5000_CHIP_MIC_CTRL
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index ca1e999026e5..d785e46be47c 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -964,6 +964,7 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp)
file, blocks, pos - firmware->size);
out_fw:
+ regmap_async_complete(regmap);
release_firmware(firmware);
wm_adsp_buf_free(&buf_list);
out:
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 3879eae7e874..734c6579b194 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -914,6 +914,20 @@ void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe,
if ((le16_to_cpu(dev->descriptor.idVendor) == 0x23ba) &&
(requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS)
mdelay(20);
+
+ /* Marantz/Denon devices with USB DAC functionality need a delay
+ * after each class compliant request
+ */
+ if ((le16_to_cpu(dev->descriptor.idVendor) == 0x154e) &&
+ (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) {
+
+ switch (le16_to_cpu(dev->descriptor.idProduct)) {
+ case 0x3005: /* Marantz HD-DAC1 */
+ case 0x3006: /* Marantz SA-14S1 */
+ mdelay(20);
+ break;
+ }
+ }
}
/*
--
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