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[Bug nptl/16410] pthread_cond_timedwait has 70us latency when abstime already expired
- From: "weiqi at kylinos dot com.cn" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Mon, 13 Jan 2014 02:36:51 +0000
- Subject: [Bug nptl/16410] pthread_cond_timedwait has 70us latency when abstime already expired
- Auto-submitted: auto-generated
- References: <bug-16410-131 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=16410
--- Comment #2 from weiqi <weiqi at kylinos dot com.cn> ---
(In reply to Ondrej Bilka from comment #1)
> This could be handled after freeze.
>
Is there any reason futex_wait do not check the abstime at first?
>
> It looks that patch would be putting a check back which should be relatively
> straightforward.
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