[src/trunk]: src/sys/ufs/lfs Keep on holding lfs_lock when calling cv_broadcast

[maya <maya%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/517da8cdc31c
branches:  trunk
changeset: 822695:517da8cdc31c
user:      maya <maya%NetBSD.org@localhost>
date:      Sat Apr 01 14:53:48 2017 +0000

description:
Keep on holding lfs_lock when calling cv_broadcast

pointed out by skrll, thanks.

diffstat:

 sys/ufs/lfs/lfs_subr.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (29 lines):

diff -r f46af228e471 -r 517da8cdc31c sys/ufs/lfs/lfs_subr.c
--- a/sys/ufs/lfs/lfs_subr.c    Sat Apr 01 14:43:00 2017 +0000
+++ b/sys/ufs/lfs/lfs_subr.c    Sat Apr 01 14:53:48 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: lfs_subr.c,v 1.87 2017/04/01 14:43:00 maya Exp $       */
+/*     $NetBSD: lfs_subr.c,v 1.88 2017/04/01 14:53:48 maya Exp $       */
 
 /*-
  * Copyright (c) 1999, 2000, 2001, 2002, 2003 The NetBSD Foundation, Inc.
@@ -60,7 +60,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: lfs_subr.c,v 1.87 2017/04/01 14:43:00 maya Exp $");
+__KERNEL_RCSID(0, "$NetBSD: lfs_subr.c,v 1.88 2017/04/01 14:53:48 maya Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -595,9 +595,9 @@
        ASSERT_MAYBE_SEGLOCK(fs);
        mutex_enter(&lfs_lock);
        dowakeup = !(--fs->lfs_writer);
-       mutex_exit(&lfs_lock);
        if (dowakeup)
                cv_broadcast(&fs->lfs_diropscv);
+       mutex_exit(&lfs_lock);
 }
 
 /*