diff options
Diffstat (limited to 'qemu/include/block/snapshot.h')
| -rw-r--r-- | qemu/include/block/snapshot.h | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/qemu/include/block/snapshot.h b/qemu/include/block/snapshot.h index 770d9bbc8..e5c055311 100644 --- a/qemu/include/block/snapshot.h +++ b/qemu/include/block/snapshot.h @@ -26,7 +26,6 @@ #define SNAPSHOT_H #include "qemu-common.h" -#include "qapi/error.h" #include "qemu/option.h" @@ -63,9 +62,9 @@ int bdrv_snapshot_delete(BlockDriverState *bs, const char *snapshot_id, const char *name, Error **errp); -void bdrv_snapshot_delete_by_id_or_name(BlockDriverState *bs, - const char *id_or_name, - Error **errp); +int bdrv_snapshot_delete_by_id_or_name(BlockDriverState *bs, + const char *id_or_name, + Error **errp); int bdrv_snapshot_list(BlockDriverState *bs, QEMUSnapshotInfo **psn_info); int bdrv_snapshot_load_tmp(BlockDriverState *bs, @@ -75,4 +74,22 @@ int bdrv_snapshot_load_tmp(BlockDriverState *bs, int bdrv_snapshot_load_tmp_by_id_or_name(BlockDriverState *bs, const char *id_or_name, Error **errp); + + +/* Group operations. All block drivers are involved. + * These functions will properly handle dataplane (take aio_context_acquire + * when appropriate for appropriate block drivers */ + +bool bdrv_all_can_snapshot(BlockDriverState **first_bad_bs); +int bdrv_all_delete_snapshot(const char *name, BlockDriverState **first_bsd_bs, + Error **err); +int bdrv_all_goto_snapshot(const char *name, BlockDriverState **first_bsd_bs); +int bdrv_all_find_snapshot(const char *name, BlockDriverState **first_bad_bs); +int bdrv_all_create_snapshot(QEMUSnapshotInfo *sn, + BlockDriverState *vm_state_bs, + uint64_t vm_state_size, + BlockDriverState **first_bad_bs); + +BlockDriverState *bdrv_all_find_vmstate_bs(void); + #endif |