Date: Sun, 20 Mar 2005 13:51:29 GMT From: David Xu <davidxu@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 73586 for review Message-ID: <200503201351.j2KDpTNu013395@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=73586 Change 73586 by davidxu@davidxu_alona on 2005/03/20 13:50:40 Check timeout. Affected files ... .. //depot/projects/davidxu_thread/src/lib/libthread/thread/thr_umtx.c#3 edit Differences ... ==== //depot/projects/davidxu_thread/src/lib/libthread/thread/thr_umtx.c#3 (text+ko) ==== @@ -42,6 +42,9 @@ __thr_umtx_timedlock(volatile umtx_t *mtx, long id, const struct timespec *timeout) { + if (timeout && (timeout->tv_sec < 0 || (timeout->tv_sec == 0 && + timeout->tv_nsec <= 0))) + return (ETIMEDOUT); if (_umtx_op((struct umtx *)mtx, UMTX_OP_LOCK, id, 0, (void *)timeout) == 0) return (0); @@ -59,6 +62,9 @@ int _thr_umtx_wait(volatile umtx_t *mtx, long id, const struct timespec *timeout) { + if (timeout && (timeout->tv_sec < 0 || (timeout->tv_sec == 0 && + timeout->tv_nsec <= 0))) + return (ETIMEDOUT); if (_umtx_op((struct umtx *)mtx, UMTX_OP_WAIT, id, 0, (void*) timeout) == 0) return (0);
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