Messages in this thread Patch in this message | | | Date | Tue, 06 Apr 2010 15:28:10 +0200 | From | Peter Zijlstra <> | Subject | [patch 3/3] sched: Use local_irq_save_nmi() in cpu_clock() |
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Since we can call cpu_clock() from NMI context fix up the IRQ disabling to conform to the new rules.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> --- kernel/sched_clock.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
Index: linux-2.6/kernel/sched_clock.c =================================================================== --- linux-2.6.orig/kernel/sched_clock.c +++ linux-2.6/kernel/sched_clock.c @@ -241,9 +241,9 @@ unsigned long long cpu_clock(int cpu) unsigned long long clock; unsigned long flags; - local_irq_save(flags); + local_irq_save_nmi(flags); clock = sched_clock_cpu(cpu); - local_irq_restore(flags); + local_irq_restore_nmi(flags); return clock; }
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