forked from luck/tmp_suning_uos_patched
[PATCH] x86-64: Fix idle=poll
x86_64 idle=poll might be a little less responsive than it should: unlike mwait_idle, and unlike i386, its poll_idle left TIF_POLLING_NRFLAG set. Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -123,6 +123,7 @@ static void poll_idle (void)
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: :
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"i" (_TIF_NEED_RESCHED),
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"m" (current_thread_info()->flags));
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clear_thread_flag(TIF_POLLING_NRFLAG);
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} else {
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set_need_resched();
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}
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