Date: Fri, 22 May 2009 22:48:55 +0000 (UTC) From: Kip Macy <kmacy@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r192609 - user/kmacy/releng_7_2_fcs/sys/kern Message-ID: <200905222248.n4MMmtBP021295@svn.freebsd.org>
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Author: kmacy Date: Fri May 22 22:48:55 2009 New Revision: 192609 URL: http://svn.freebsd.org/changeset/base/192609 Log: enable condvar and friends to operate on spin locks Modified: user/kmacy/releng_7_2_fcs/sys/kern/kern_mutex.c Modified: user/kmacy/releng_7_2_fcs/sys/kern/kern_mutex.c ============================================================================== --- user/kmacy/releng_7_2_fcs/sys/kern/kern_mutex.c Fri May 22 22:22:21 2009 (r192608) +++ user/kmacy/releng_7_2_fcs/sys/kern/kern_mutex.c Fri May 22 22:48:55 2009 (r192609) @@ -141,7 +141,7 @@ void lock_spin(struct lock_object *lock, int how) { - panic("spin locks can only use msleep_spin"); + mtx_lock_spin((struct mtx *)lock); } int @@ -158,8 +158,11 @@ unlock_mtx(struct lock_object *lock) int unlock_spin(struct lock_object *lock) { + struct mtx *m; - panic("spin locks can only use msleep_spin"); + m = (struct mtx *)lock; + mtx_assert(m, MA_OWNED | MA_NOTRECURSED); + mtx_unlock_spin(m); } /*
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