Date: Tue, 20 Sep 2011 21:53:27 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r225700 - head/sys/ufs/ffs Message-ID: <201109202153.p8KLrRK3046137@svn.freebsd.org>
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Author: kib Date: Tue Sep 20 21:53:26 2011 New Revision: 225700 URL: http://svn.freebsd.org/changeset/base/225700 Log: Use nowait sync request for a vnode when doing softdep cleanup. We possibly own the unrelated vnode lock, doing waiting sync causes deadlocks. Reported and tested by: pho Approved by: re (bz) Modified: head/sys/ufs/ffs/ffs_softdep.c Modified: head/sys/ufs/ffs/ffs_softdep.c ============================================================================== --- head/sys/ufs/ffs/ffs_softdep.c Tue Sep 20 21:49:54 2011 (r225699) +++ head/sys/ufs/ffs/ffs_softdep.c Tue Sep 20 21:53:26 2011 (r225700) @@ -12648,7 +12648,7 @@ retry: MNT_ILOCK(mp); continue; } - (void) ffs_syncvnode(lvp, MNT_WAIT); + (void) ffs_syncvnode(lvp, MNT_NOWAIT); vput(lvp); MNT_ILOCK(mp); }
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