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authorLinus Torvalds <torvalds@linux-foundation.org>2009-08-25 11:24:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-08-25 11:24:04 -0700
commit44afa9a4b8c5773f47e6494da12ca086c9ffea34 (patch)
tree0945f4dbbc785382e0d7e8607897fb360f550c52 /arch
parent7d63e6359a2e86cd6335337de99354ab07680c55 (diff)
parentf833bab87fca5c3ce13778421b1365845843b976 (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.c6
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)
if (!cpumask_test_cpu(cpu, c1e_mask)) {
cpumask_set_cpu(cpu, c1e_mask);
/*
- * Force broadcast so ACPI can not interfere. Needs
- * to run with interrupts enabled as it uses
- * smp_function_call.
+ * Force broadcast so ACPI can not interfere.
*/
- local_irq_enable();
clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_FORCE,
&cpu);
printk(KERN_INFO "Switch to broadcast mode on CPU%d\n",
cpu);
- local_irq_disable();
}
clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &cpu);