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[01/22] rbd: wire up snapshot removal and rollback functionality

Message ID 1327595896-19623-2-git-send-email-kwolf@redhat.com
State New
Headers show

Commit Message

Kevin Wolf Jan. 26, 2012, 4:37 p.m. UTC 
From: Gregory Farnum <gregory.farnum@dreamhost.com>

Signed-off-by: Greg Farnum <gregory.farnum@dreamhost.com>
Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 block/rbd.c |   22 ++++++++++++++++++++++
 1 files changed, 22 insertions(+), 0 deletions(-)
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Patch

diff --git a/block/rbd.c b/block/rbd.c
index db5abf2..46a8579 100644
--- a/block/rbd.c
+++ b/block/rbd.c
@@ -789,6 +789,26 @@  static int qemu_rbd_snap_create(BlockDriverState *bs,
     return 0;
 }
 
+static int qemu_rbd_snap_remove(BlockDriverState *bs,
+                                const char *snapshot_name)
+{
+    BDRVRBDState *s = bs->opaque;
+    int r;
+
+    r = rbd_snap_remove(s->image, snapshot_name);
+    return r;
+}
+
+static int qemu_rbd_snap_rollback(BlockDriverState *bs,
+                                  const char *snapshot_name)
+{
+    BDRVRBDState *s = bs->opaque;
+    int r;
+
+    r = rbd_snap_rollback(s->image, snapshot_name);
+    return r;
+}
+
 static int qemu_rbd_snap_list(BlockDriverState *bs,
                               QEMUSnapshotInfo **psn_tab)
 {
@@ -862,7 +882,9 @@  static BlockDriver bdrv_rbd = {
     .bdrv_co_flush_to_disk  = qemu_rbd_co_flush,
 
     .bdrv_snapshot_create   = qemu_rbd_snap_create,
+    .bdrv_snapshot_delete   = qemu_rbd_snap_remove,
     .bdrv_snapshot_list     = qemu_rbd_snap_list,
+    .bdrv_snapshot_goto     = qemu_rbd_snap_rollback,
 };
 
 static void bdrv_rbd_init(void)