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-rw-r--r--sys/dev/dkwedge/dk.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/sys/dev/dkwedge/dk.c b/sys/dev/dkwedge/dk.c
index 958327c6d36..04b85cafe41 100644
--- a/sys/dev/dkwedge/dk.c
+++ b/sys/dev/dkwedge/dk.c
@@ -1,4 +1,4 @@
-/* $NetBSD: dk.c,v 1.169 2023/05/22 14:59:58 riastradh Exp $ */
+/* $NetBSD: dk.c,v 1.170 2023/05/22 15:00:06 riastradh Exp $ */
/*-
* Copyright (c) 2004, 2005, 2006, 2007 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dk.c,v 1.169 2023/05/22 14:59:58 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dk.c,v 1.170 2023/05/22 15:00:06 riastradh Exp $");
#ifdef _KERNEL_OPT
#include "opt_dkwedge.h"
@@ -1824,6 +1824,11 @@ dkdiscard(dev_t dev, off_t pos, off_t len)
static int
dksize(dev_t dev)
{
+ /*
+ * Don't bother taking a reference because this is only used
+ * either (a) while the device is open (for swap), or (b) while
+ * any multiprocessing is quiescent (for crash dumps).
+ */
struct dkwedge_softc *sc = dkwedge_lookup(dev);
uint64_t p_size;
int rv = -1;
@@ -1855,6 +1860,10 @@ dksize(dev_t dev)
static int
dkdump(dev_t dev, daddr_t blkno, void *va, size_t size)
{
+ /*
+ * Don't bother taking a reference because this is only used
+ * while any multiprocessing is quiescent.
+ */
struct dkwedge_softc *sc = dkwedge_lookup(dev);
const struct bdevsw *bdev;
uint64_t p_size, p_offset;