X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Finclude%2Fblock%2Fsnapshot.h;h=e5c055311557e86f219503d629be4b88c94e1fe5;hb=a14b48d18a9ed03ec191cf16b162206998a895ce;hp=770d9bbc8c7f4d72d3b2852f77da56d65924a36d;hpb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;p=kvmfornfv.git

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