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authortkusumi <tkusumi@NetBSD.org>2019-12-08 10:50:21 +0000
committertkusumi <tkusumi@NetBSD.org>2019-12-08 10:50:21 +0000
commit56fbfa2849ced55d793eb47f26cb4e9daeb85e81 (patch)
tree1d3a3392517cf71153b9da7a927c26507d0bebb1 /sys/dev/dm/dm_target_snapshot.c
parenteb30c1c68293ff0407c40e86c3a19b09d924b622 (diff)
dm: Move targets specific structs to .c files
These don't need to be defined and exposed in dm.h.
Diffstat (limited to 'sys/dev/dm/dm_target_snapshot.c')
-rw-r--r--sys/dev/dm/dm_target_snapshot.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/sys/dev/dm/dm_target_snapshot.c b/sys/dev/dm/dm_target_snapshot.c
index c83b7513d68..755440e3b3a 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 1.27 2019/12/08 10:35:53 tkusumi Exp $ */
+/* $NetBSD: dm_target_snapshot.c,v 1.28 2019/12/08 10:50:21 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 1.27 2019/12/08 10:35:53 tkusumi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dm_target_snapshot.c,v 1.28 2019/12/08 10:50:21 tkusumi Exp $");
/*
* 1. Suspend my_data to temporarily stop any I/O while the snapshot is being
@@ -103,6 +103,20 @@ int dm_target_snapshot_orig_deps(dm_table_entry_t *, prop_array_t);
int dm_target_snapshot_orig_destroy(dm_table_entry_t *);
int dm_target_snapshot_orig_upcall(dm_table_entry_t *, struct buf *);
+typedef struct target_snapshot_config {
+ dm_pdev_t *tsc_snap_dev;
+ /* cow dev is set only for persistent snapshot devices */
+ dm_pdev_t *tsc_cow_dev;
+
+ uint64_t tsc_chunk_size;
+ uint32_t tsc_persistent_dev;
+} dm_target_snapshot_config_t;
+
+typedef struct target_snapshot_origin_config {
+ dm_pdev_t *tsoc_real_dev;
+ /* list of snapshots ? */
+} dm_target_snapshot_origin_config_t;
+
#ifdef DM_TARGET_MODULE
/*
* Every target can be compiled directly to dm driver or as a