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Merge tag 'v4.4-rc5' into perf/core, to pick up fixes

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Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2015-12-14 09:31:23 +01:00
parent 54c9238cfd 9f9499ae8e
commit 057032e457
788 changed files with 9896 additions and 5177 deletions
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1
arch/x86/kernel/cpu/microcode/core.c
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@@ -698,3 +698,4 @@ int __init microcode_init(void)
return error;
}
late_initcall(microcode_init);

12
arch/x86/kernel/pmem.c
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@@ -4,10 +4,22 @@
*/
#include <linux/platform_device.h>
#include <linux/module.h>
#include <linux/ioport.h>
static int found(u64 start, u64 end, void *data)
{
return 1;
}
static __init int register_e820_pmem(void)
{
char *pmem = "Persistent Memory (legacy)";
struct platform_device *pdev;
int rc;
rc = walk_iomem_res(pmem, IORESOURCE_MEM, 0, -1, NULL, found);
if (rc <= 0)
return 0;
/*
* See drivers/nvdimm/e820.c for the implementation, this is

2
arch/x86/kernel/setup.c
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@@ -1250,8 +1250,6 @@ void __init setup_arch(char **cmdline_p)
if (efi_enabled(EFI_BOOT))
efi_apply_memmap_quirks();
#endif
microcode_init();
}
#ifdef CONFIG_X86_32

17
arch/x86/kernel/signal.c
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@@ -690,12 +690,15 @@ handle_signal(struct ksignal *ksig, struct pt_regs *regs)
signal_setup_done(failed, ksig, stepping);
}
#ifdef CONFIG_X86_32
#define NR_restart_syscall __NR_restart_syscall
#else /* !CONFIG_X86_32 */
#define NR_restart_syscall \
test_thread_flag(TIF_IA32) ? __NR_ia32_restart_syscall : __NR_restart_syscall
#endif /* CONFIG_X86_32 */
static inline unsigned long get_nr_restart_syscall(const struct pt_regs *regs)
{
#if defined(CONFIG_X86_32) || !defined(CONFIG_X86_64)
return __NR_restart_syscall;
#else /* !CONFIG_X86_32 && CONFIG_X86_64 */
return test_thread_flag(TIF_IA32) ? __NR_ia32_restart_syscall :
__NR_restart_syscall | (regs->orig_ax & __X32_SYSCALL_BIT);
#endif /* CONFIG_X86_32 || !CONFIG_X86_64 */
}
/*
* Note that 'init' is a special process: it doesn't get signals it doesn't
@@ -724,7 +727,7 @@ void do_signal(struct pt_regs *regs)
break;
case -ERESTART_RESTARTBLOCK:
regs->ax = NR_restart_syscall;
regs->ax = get_nr_restart_syscall(regs);
regs->ip -= 2;
break;
}

9
arch/x86/kernel/smpboot.c
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@@ -509,7 +509,7 @@ void __inquire_remote_apic(int apicid)
*/
#define UDELAY_10MS_DEFAULT 10000
static unsigned int init_udelay = INT_MAX;
static unsigned int init_udelay = UINT_MAX;
static int __init cpu_init_udelay(char *str)
{
@@ -522,14 +522,15 @@ early_param("cpu_init_udelay", cpu_init_udelay);
static void __init smp_quirk_init_udelay(void)
{
/* if cmdline changed it from default, leave it alone */
if (init_udelay != INT_MAX)
if (init_udelay != UINT_MAX)
return;
/* if modern processor, use no delay */
if (((boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) && (boot_cpu_data.x86 == 6)) ||
((boot_cpu_data.x86_vendor == X86_VENDOR_AMD) && (boot_cpu_data.x86 >= 0xF)))
((boot_cpu_data.x86_vendor == X86_VENDOR_AMD) && (boot_cpu_data.x86 >= 0xF))) {
init_udelay = 0;
return;
}
/* else, use legacy delay */
init_udelay = UDELAY_10MS_DEFAULT;
}