From owner-svn-src-stable-10@FreeBSD.ORG Wed Mar 4 09:33:00 2015 Return-Path: Delivered-To: svn-src-stable-10@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 9E0EBF42; Wed, 4 Mar 2015 09:33:00 +0000 (UTC) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 899105DF; Wed, 4 Mar 2015 09:33:00 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t249X0ra052438; Wed, 4 Mar 2015 09:33:00 GMT (envelope-from kib@FreeBSD.org) Received: (from kib@localhost) by svn.freebsd.org (8.14.9/8.14.9/Submit) id t249X0K3052437; Wed, 4 Mar 2015 09:33:00 GMT (envelope-from kib@FreeBSD.org) Message-Id: <201503040933.t249X0K3052437@svn.freebsd.org> X-Authentication-Warning: svn.freebsd.org: kib set sender to kib@FreeBSD.org using -f From: Konstantin Belousov Date: Wed, 4 Mar 2015 09:33:00 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r279586 - stable/10/lib/libthr/thread X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable-10@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: SVN commit messages for only the 10-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Mar 2015 09:33:00 -0000 Author: kib Date: Wed Mar 4 09:32:59 2015 New Revision: 279586 URL: https://svnweb.freebsd.org/changeset/base/279586 Log: MFC r279284: Propagate errors from _thr_umutex_unlock2 through mutex_unlock_common. Modified: stable/10/lib/libthr/thread/thr_mutex.c Directory Properties: stable/10/ (props changed) Modified: stable/10/lib/libthr/thread/thr_mutex.c ============================================================================== --- stable/10/lib/libthr/thread/thr_mutex.c Wed Mar 4 09:31:10 2015 (r279585) +++ stable/10/lib/libthr/thread/thr_mutex.c Wed Mar 4 09:32:59 2015 (r279586) @@ -633,7 +633,7 @@ mutex_unlock_common(struct pthread_mutex { struct pthread *curthread = _get_curthread(); uint32_t id; - int defered; + int defered, error; if (__predict_false(m <= THR_MUTEX_DESTROYED)) { if (m == THR_MUTEX_DESTROYED) @@ -647,6 +647,7 @@ mutex_unlock_common(struct pthread_mutex if (__predict_false(m->m_owner != curthread)) return (EPERM); + error = 0; id = TID(curthread); if (__predict_false( PMUTEX_TYPE(m->m_flags) == PTHREAD_MUTEX_RECURSIVE && @@ -660,7 +661,7 @@ mutex_unlock_common(struct pthread_mutex defered = 0; DEQUEUE_MUTEX(curthread, m); - _thr_umutex_unlock2(&m->m_lock, id, mtx_defer); + error = _thr_umutex_unlock2(&m->m_lock, id, mtx_defer); if (mtx_defer == NULL && defered) { _thr_wake_all(curthread->defer_waiters, @@ -670,7 +671,7 @@ mutex_unlock_common(struct pthread_mutex } if (!cv && m->m_flags & PMUTEX_FLAG_PRIVATE) THR_CRITICAL_LEAVE(curthread); - return (0); + return (error); } int