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authorDenis V. Lunev <den@openvz.org>2015-11-19 09:42:04 +0300
committerJuan Quintela <quintela@redhat.com>2015-11-19 11:50:00 +0100
commit4c1cdbaad07d067f3d156687d79014ab44387e2c (patch)
treef5eb7f5ba89b5f5b9c074ac5260f91c04fe09d12 /include
parent9b00ea376d42e543feb12d7ce5435366d01aab1b (diff)
snapshot: create bdrv_all_goto_snapshot helper
to switch to snapshot on all loaded block drivers. The patch also ensures proper locking. Signed-off-by: Denis V. Lunev <den@openvz.org> Reviewed-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> CC: Kevin Wolf <kwolf@redhat.com> Tested-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/block/snapshot.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/block/snapshot.h b/include/block/snapshot.h
index d02d2b1c09..0a176c7e50 100644
--- a/include/block/snapshot.h
+++ b/include/block/snapshot.h
@@ -84,5 +84,6 @@ int bdrv_snapshot_load_tmp_by_id_or_name(BlockDriverState *bs,
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);
#endif