Date: Sun, 12 Aug 2012 00:56:56 +0000 (UTC) From: David Xu <davidxu@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r239206 - head/lib/libthr/thread Message-ID: <201208120056.q7C0uu86018988@svn.freebsd.org>
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Author: davidxu Date: Sun Aug 12 00:56:56 2012 New Revision: 239206 URL: http://svn.freebsd.org/changeset/base/239206 Log: Do defered mutex wakeup once. Modified: head/lib/libthr/thread/thr_cond.c Modified: head/lib/libthr/thread/thr_cond.c ============================================================================== --- head/lib/libthr/thread/thr_cond.c Sun Aug 12 00:46:15 2012 (r239205) +++ head/lib/libthr/thread/thr_cond.c Sun Aug 12 00:56:56 2012 (r239206) @@ -239,6 +239,7 @@ cond_wait_user(struct pthread_cond *cvp, _thr_clear_wake(curthread); _sleepq_unlock(cvp); if (defered) { + defered = 0; if ((mp->m_lock.m_owner & UMUTEX_CONTESTED) == 0) (void)_umtx_op_err(&mp->m_lock, UMTX_OP_MUTEX_WAKE2, mp->m_lock.m_flags, 0, 0);
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