Date: Sun, 13 Jan 2013 00:32:07 +0000 (UTC) From: Mateusz Guzik <mjg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r245351 - stable/9/sys/kern Message-ID: <201301130032.r0D0W7Em030055@svn.freebsd.org>
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Author: mjg Date: Sun Jan 13 00:32:07 2013 New Revision: 245351 URL: http://svnweb.freebsd.org/changeset/base/245351 Log: MFC r245113: lockmgr: unlock interlock (if requested) when dealing with upgrade/downgrade requests for LK_NOSHARE locks, just like for shared locks. PR: kern/174969 Modified: stable/9/sys/kern/kern_lock.c Directory Properties: stable/9/sys/ (props changed) Modified: stable/9/sys/kern/kern_lock.c ============================================================================== --- stable/9/sys/kern/kern_lock.c Sat Jan 12 23:49:11 2013 (r245350) +++ stable/9/sys/kern/kern_lock.c Sun Jan 13 00:32:07 2013 (r245351) @@ -489,6 +489,8 @@ __lockmgr_args(struct lock *lk, u_int fl case LK_DOWNGRADE: _lockmgr_assert(lk, KA_XLOCKED | KA_NOTRECURSED, file, line); + if (flags & LK_INTERLOCK) + class->lc_unlock(ilk); return (0); } }
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