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authoroster <oster@NetBSD.org>2021-08-28 16:00:52 +0000
committeroster <oster@NetBSD.org>2021-08-28 16:00:52 +0000
commitadc0a73edecf306452e9c8f414c4549130823af9 (patch)
tree8aaf5c50042969bbd42d6881d83f38a157185976 /sys/dev/raidframe
parent2ce5820ead2cea575ab03af1815dccdf0be5c0c9 (diff)
If there is a FS_RAID partition on a disk, then we shouldn't look at
the raw partition. In particular, we now need to account for the case where an existing FS_RAID partition is now open because it is in use. If that is the case, we don't look at the raw partition. Addresses PR kern/56369.
Diffstat (limited to 'sys/dev/raidframe')
-rw-r--r--sys/dev/raidframe/rf_netbsdkintf.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/sys/dev/raidframe/rf_netbsdkintf.c b/sys/dev/raidframe/rf_netbsdkintf.c
index 3c7cc24ae61..3be5cbbab19 100644
--- a/sys/dev/raidframe/rf_netbsdkintf.c
+++ b/sys/dev/raidframe/rf_netbsdkintf.c
@@ -1,4 +1,4 @@
-/* $NetBSD: rf_netbsdkintf.c,v 1.399 2021/08/07 16:19:15 thorpej Exp $ */
+/* $NetBSD: rf_netbsdkintf.c,v 1.400 2021/08/28 16:00:52 oster Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998, 2008-2011 The NetBSD Foundation, Inc.
@@ -101,7 +101,7 @@
***********************************************************/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rf_netbsdkintf.c,v 1.399 2021/08/07 16:19:15 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rf_netbsdkintf.c,v 1.400 2021/08/28 16:00:52 oster Exp $");
#ifdef _KERNEL_OPT
#include "opt_raid_autoconfig.h"
@@ -3040,7 +3040,19 @@ rf_find_raid_components(void)
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
error = VOP_OPEN(vp, FREAD, NOCRED);
if (error) {
- /* Whatever... */
+ /* Not quite a 'whatever'. In
+ * this situation we know
+ * there is a FS_RAID
+ * partition, but we can't
+ * open it. The most likely
+ * reason is that the
+ * partition is already in
+ * use by another RAID set.
+ * So note that we've already
+ * found a partition on this
+ * disk so we don't attempt
+ * to use the raw disk later. */
+ rf_part_found = 1;
vput(vp);
continue;
}