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Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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Pull x86 fixes form Peter Anvin

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  intel_mid_powerbtn: mark irq as IRQF_NO_SUSPEND
  arch/x86/platform/geode/net5501.c: change active_low to 0 for LED driver
  x86, relocs: Remove an unused variable
  asm-generic: Use __BITS_PER_LONG in statfs.h
  x86/amd: Re-enable CPU topology extensions in case BIOS has disabled it
This commit is contained in:
Linus Torvalds 2012-05-06 12:19:38 -07:00
commit 18b15fcde7
5 changed files with 21 additions and 5 deletions
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2
arch/x86/boot/compressed/relocs.c
View File

@ -403,13 +403,11 @@ static void print_absolute_symbols(void)
for (i = 0; i < ehdr.e_shnum; i++) {
struct section *sec = &secs[i];
char *sym_strtab;
Elf32_Sym *sh_symtab;
int j;
if (sec->shdr.sh_type != SHT_SYMTAB) {
continue;
}
sh_symtab = sec->symtab;
sym_strtab = sec->link->strtab;
for (j = 0; j < sec->shdr.sh_size/sizeof(Elf32_Sym); j++) {
Elf32_Sym *sym;

18
arch/x86/kernel/cpu/amd.c
View File

@ -580,6 +580,24 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c)
}
}
/* re-enable TopologyExtensions if switched off by BIOS */
if ((c->x86 == 0x15) &&
(c->x86_model >= 0x10) && (c->x86_model <= 0x1f) &&
!cpu_has(c, X86_FEATURE_TOPOEXT)) {
u64 val;
if (!rdmsrl_amd_safe(0xc0011005, &val)) {
val |= 1ULL << 54;
wrmsrl_amd_safe(0xc0011005, val);
rdmsrl(0xc0011005, val);
if (val & (1ULL << 54)) {
set_cpu_cap(c, X86_FEATURE_TOPOEXT);
printk(KERN_INFO FW_INFO "CPU: Re-enabling "
"disabled Topology Extensions Support\n");
}
}
}
cpu_detect_cache_sizes(c);
/* Multi core CPU? */

2
arch/x86/platform/geode/net5501.c
View File

@ -63,7 +63,7 @@ static struct gpio_led net5501_leds[] = {
.name = "net5501:1",
.gpio = 6,
.default_trigger = "default-on",
.active_low = 1,
.active_low = 0,
},
};

2
drivers/platform/x86/intel_mid_powerbtn.c
View File

@ -78,7 +78,7 @@ static int __devinit mfld_pb_probe(struct platform_device *pdev)
input_set_capability(input, EV_KEY, KEY_POWER);
error = request_threaded_irq(irq, NULL, mfld_pb_isr, 0,
error = request_threaded_irq(irq, NULL, mfld_pb_isr, IRQF_NO_SUSPEND,
DRIVER_NAME, input);
if (error) {
dev_err(&pdev->dev, "Unable to request irq %d for mfld power"

2
include/asm-generic/statfs.h
View File

@ -15,7 +15,7 @@ typedef __kernel_fsid_t fsid_t;
* with a 10' pole.
*/
#ifndef __statfs_word
#if BITS_PER_LONG == 64
#if __BITS_PER_LONG == 64
#define __statfs_word long
#else
#define __statfs_word __u32