diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-08-25 14:24:04 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-08-25 14:24:04 -0400 |
commit | 44afa9a4b8c5773f47e6494da12ca086c9ffea34 (patch) | |
tree | 0945f4dbbc785382e0d7e8607897fb360f550c52 /arch | |
parent | 7d63e6359a2e86cd6335337de99354ab07680c55 (diff) | |
parent | f833bab87fca5c3ce13778421b1365845843b976 (diff) |
Merge branch 'timers-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'timers-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
clockevent: Prevent dead lock on clockevents_lock
timers: Drop write permission on /proc/timer_list
Diffstat (limited to 'arch')
-rw-r--r-- | arch/x86/kernel/process.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 994dd6a4a2a..071166a4ba8 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c | |||
@@ -519,16 +519,12 @@ static void c1e_idle(void) | |||
519 | if (!cpumask_test_cpu(cpu, c1e_mask)) { | 519 | if (!cpumask_test_cpu(cpu, c1e_mask)) { |
520 | cpumask_set_cpu(cpu, c1e_mask); | 520 | cpumask_set_cpu(cpu, c1e_mask); |
521 | /* | 521 | /* |
522 | * Force broadcast so ACPI can not interfere. Needs | 522 | * Force broadcast so ACPI can not interfere. |
523 | * to run with interrupts enabled as it uses | ||
524 | * smp_function_call. | ||
525 | */ | 523 | */ |
526 | local_irq_enable(); | ||
527 | clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_FORCE, | 524 | clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_FORCE, |
528 | &cpu); | 525 | &cpu); |
529 | printk(KERN_INFO "Switch to broadcast mode on CPU%d\n", | 526 | printk(KERN_INFO "Switch to broadcast mode on CPU%d\n", |
530 | cpu); | 527 | cpu); |
531 | local_irq_disable(); | ||
532 | } | 528 | } |
533 | clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &cpu); | 529 | clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &cpu); |
534 | 530 | ||