Date: Sun, 23 May 2010 10:08:05 +0000 (UTC) From: Martin Matuska <mm@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r208442 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs Message-ID: <201005231008.o4NA85Eu042159@svn.freebsd.org>
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Author: mm Date: Sun May 23 10:08:05 2010 New Revision: 208442 URL: http://svn.freebsd.org/changeset/base/208442 Log: Fix mutex_exit misorder that can cause a kernel panic. OpenSolaris onnv revision: 8667:5c308a17eb7c Approved by: delphij (mentor) Obtained from: OpenSolaris (Bug ID 6795440) MFC after: 1 day Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c ============================================================================== --- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c Sun May 23 09:44:48 2010 (r208441) +++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c Sun May 23 10:08:05 2010 (r208442) @@ -2082,10 +2082,10 @@ spa_create(const char *pool, nvlist_t *n if (version >= SPA_VERSION_ZPOOL_HISTORY && history_str != NULL) (void) spa_history_log(spa, history_str, LOG_CMD_POOL_CREATE); - mutex_exit(&spa_namespace_lock); - spa->spa_minref = refcount_count(&spa->spa_refcount); + mutex_exit(&spa_namespace_lock); + return (0); }
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