Module Name: src
Committed By: hannken
Date: Thu Mar 13 10:22:35 UTC 2014
Modified Files:
src/sys/dev: md.c
Log Message:
No need to detach (and return EBUSY) if dk_openmask is non-zero.
To generate a diff of this commit:
cvs rdiff -u -r1.67 -r1.68 src/sys/dev/md.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/md.c
diff -u src/sys/dev/md.c:1.67 src/sys/dev/md.c:1.68
--- src/sys/dev/md.c:1.67 Sat Jun 30 10:52:31 2012
+++ src/sys/dev/md.c Thu Mar 13 10:22:35 2014
@@ -1,4 +1,4 @@
-/* $NetBSD: md.c,v 1.67 2012/06/30 10:52:31 tsutsui Exp $ */
+/* $NetBSD: md.c,v 1.68 2014/03/13 10:22:35 hannken Exp $ */
/*
* Copyright (c) 1995 Gordon W. Ross, Leo Weppelman.
@@ -40,7 +40,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: md.c,v 1.67 2012/06/30 10:52:31 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: md.c,v 1.68 2014/03/13 10:22:35 hannken Exp $");
#ifdef _KERNEL_OPT
#include "opt_md.h"
@@ -340,6 +340,10 @@ mdclose(dev_t dev, int flag, int fmt, st
break;
}
dk->dk_openmask = dk->dk_copenmask | dk->dk_bopenmask;
+ if (dk->dk_openmask != 0) {
+ mutex_exit(&dk->dk_openlock);
+ return 0;
+ }
mutex_exit(&dk->dk_openlock);
