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authorWenchao Xia <xiawenc@linux.vnet.ibm.com>2013-12-04 17:10:54 +0800
committerStefan Hajnoczi <stefanha@redhat.com>2013-12-04 15:19:00 +0100
commit7b4c4781e390a041fa0ef70817678f1b97fc6db6 (patch)
tree3506ed0d0b5789ee3af96cff47b66ad064466c83 /include
parent34602dd6424c4f1cc414ba672f4f430182b5d9f2 (diff)
snapshot: distinguish id and name in load_tmp
Since later this function will be used so improve it. The only caller of it now is qemu-img, and it is not impacted by introduce function bdrv_snapshot_load_tmp_by_id_or_name() that call bdrv_snapshot_load_tmp() twice to keep old search logic. bdrv_snapshot_load_tmp_by_id_or_name() return int to let caller know the errno, and errno will be used later. Also fix a typo in comments of bdrv_snapshot_delete(). Signed-off-by: Wenchao Xia <xiawenc@linux.vnet.ibm.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/block/block_int.h4
-rw-r--r--include/block/snapshot.h7
2 files changed, 9 insertions, 2 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 773899b500..ec0797ebc7 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -176,7 +176,9 @@ struct BlockDriver {
int (*bdrv_snapshot_list)(BlockDriverState *bs,
QEMUSnapshotInfo **psn_info);
int (*bdrv_snapshot_load_tmp)(BlockDriverState *bs,
- const char *snapshot_name);
+ const char *snapshot_id,
+ const char *name,
+ Error **errp);
int (*bdrv_get_info)(BlockDriverState *bs, BlockDriverInfo *bdi);
ImageInfoSpecific *(*bdrv_get_specific_info)(BlockDriverState *bs);
diff --git a/include/block/snapshot.h b/include/block/snapshot.h
index 012bf226d3..d05bea7223 100644
--- a/include/block/snapshot.h
+++ b/include/block/snapshot.h
@@ -61,5 +61,10 @@ void bdrv_snapshot_delete_by_id_or_name(BlockDriverState *bs,
int bdrv_snapshot_list(BlockDriverState *bs,
QEMUSnapshotInfo **psn_info);
int bdrv_snapshot_load_tmp(BlockDriverState *bs,
- const char *snapshot_name);
+ const char *snapshot_id,
+ const char *name,
+ Error **errp);
+int bdrv_snapshot_load_tmp_by_id_or_name(BlockDriverState *bs,
+ const char *id_or_name,
+ Error **errp);
#endif