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authortkusumi <tkusumi@NetBSD.org>2019-12-15 10:12:45 +0000
committertkusumi <tkusumi@NetBSD.org>2019-12-15 10:12:45 +0000
commit7896be8aaa02cb2868056f7d9ed0dad88d9724f6 (patch)
tree298eb690d1ac8a966a86ac0a97317900539212bf /sys/dev/dm/dm_target_snapshot.c
parente743ff438f64f91780a30c0b65f8fce630593334 (diff)
dm: Make targets' ->sync() optional
Apparently some targets have nothing to sync, so make it optional.
Diffstat (limited to 'sys/dev/dm/dm_target_snapshot.c')
-rw-r--r--sys/dev/dm/dm_target_snapshot.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/sys/dev/dm/dm_target_snapshot.c b/sys/dev/dm/dm_target_snapshot.c
index 23e428ea750..e603bafda3d 100644
--- a/sys/dev/dm/dm_target_snapshot.c
+++ b/sys/dev/dm/dm_target_snapshot.c
@@ -1,4 +1,4 @@
-/* $NetBSD: dm_target_snapshot.c,v 1.33 2019/12/15 09:42:29 tkusumi Exp $ */
+/* $NetBSD: dm_target_snapshot.c,v 1.34 2019/12/15 10:12:45 tkusumi Exp $ */
/*
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dm_target_snapshot.c,v 1.33 2019/12/15 09:42:29 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_target_snapshot.c,v 1.34 2019/12/15 10:12:45 tkusumi Exp $");
/*
* 1. Suspend my_data to temporarily stop any I/O while the snapshot is being
@@ -306,7 +306,6 @@ dm_target_snapshot_strategy(dm_table_entry_t *table_en, struct buf *bp)
return 0;
}
-/* XXX dummy */
int
dm_target_snapshot_sync(dm_table_entry_t *table_en)
{