From: malc <av1474@comtv.ru>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [6634] Properly handle pthread_cond_timedwait timing out
Date: Sat, 21 Feb 2009 05:48:20 +0000 [thread overview]
Message-ID: <E1Lakiq-0006NK-3n@cvs.savannah.gnu.org> (raw)
Revision: 6634
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6634
Author: malc
Date: 2009-02-21 05:48:19 +0000 (Sat, 21 Feb 2009)
Log Message:
-----------
Properly handle pthread_cond_timedwait timing out
pthread_cond_timedwait is allowed to both consume the signal and
return with the value indicating the timeout, hence predicate should
always be (re)checked before taking an action
Modified Paths:
--------------
trunk/posix-aio-compat.c
Modified: trunk/posix-aio-compat.c
===================================================================
--- trunk/posix-aio-compat.c 2009-02-21 05:48:17 UTC (rev 6633)
+++ trunk/posix-aio-compat.c 2009-02-21 05:48:19 UTC (rev 6634)
@@ -104,7 +104,7 @@
ret = cond_timedwait(&cond, &lock, &ts);
}
- if (ret == ETIMEDOUT)
+ if (TAILQ_EMPTY(&request_list))
break;
aiocb = TAILQ_FIRST(&request_list);
reply other threads:[~2009-02-21 5:48 UTC|newest]
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