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SubjectRe: [PATCH] x86_64: enable irq in default_idle
Ingo Molnar wrote:
> * Hiroshi Shimamoto <> wrote:
>> Hi Ingo,
>> I think local_irq_enable() is missing in default_idle() on x86_64.
>> It's for recent x86 tree.
>> From: Hiroshi Shimamoto <>
>> Subject: [PATCH] x86_64: enable irq in default_idle
>> local_irq_enable() is missing after sched_clock_idle_wakeup_event().
> thanks Hiroshi, applied.
> The effects of this bug should be increased latencies on 64-bit. Did you
> notice these latencies, or did you find the bug in some other way (code
> review)?

I found this when I was comparing 32-bit and 64-bit source code
for x86 unification.

Hiroshi Shimamoto

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