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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-29 14:46:05 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-29 14:46:05 -0700
commit7fda0412c5f7afdd1a5ff518f98dee5157266d8a (patch)
treed312af46758fa9b59431a479d258b54184a00591 /arch
parent6b8212a313dae341ef3a2e413dfec5c4dea59617 (diff)
parent160594e99dbbb0a5600ad922c630952c7c1c14bf (diff)
downloadlinux-7fda0412c5f7afdd1a5ff518f98dee5157266d8a.tar.gz
Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Ingo Molnar.

* 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  cpusets: Remove an unused variable
  sched/rt: Improve pick_next_highest_task_rt()
  sched: Fix select_fallback_rq() vs cpu_active/cpu_online
  sched/x86/smp: Do not enable IRQs over calibrate_delay()
  sched: Fix compiler warning about declared inline after use
  MAINTAINERS: Update email address for SCHEDULER and PERF EVENTS
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/smpboot.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 5104a2b685cf..ce13315d48fb 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -219,14 +219,9 @@ static void __cpuinit smp_callin(void)
 	 * Update loops_per_jiffy in cpu_data. Previous call to
 	 * smp_store_cpu_info() stored a value that is close but not as
 	 * accurate as the value just calculated.
-	 *
-	 * Need to enable IRQs because it can take longer and then
-	 * the NMI watchdog might kill us.
 	 */
-	local_irq_enable();
 	calibrate_delay();
 	cpu_data(cpuid).loops_per_jiffy = loops_per_jiffy;
-	local_irq_disable();
 	pr_debug("Stack at about %p\n", &cpuid);
 
 	/*