From 212a5a8f095de9a1624de6b4a589d60688b02747 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Beno=C3=AEt=20Canet?= Date: Thu, 23 Jan 2014 21:31:36 +0100 Subject: block: Create authorizations mechanism for external snapshot and resize. Signed-off-by: Benoit Canet Signed-off-by: Kevin Wolf --- include/block/block.h | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) (limited to 'include/block/block.h') diff --git a/include/block/block.h b/include/block/block.h index b4a77e6..59d9f12 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -287,16 +287,16 @@ int bdrv_amend_options(BlockDriverState *bs_new, QEMUOptionParameter *options); /* external snapshots */ typedef enum { - EXT_SNAPSHOT_ALLOWED, - EXT_SNAPSHOT_FORBIDDEN, -} ExtSnapshotPerm; - -/* return EXT_SNAPSHOT_ALLOWED if external snapshot is allowed - * return EXT_SNAPSHOT_FORBIDDEN if external snapshot is forbidden - */ -ExtSnapshotPerm bdrv_check_ext_snapshot(BlockDriverState *bs); -/* helper used to forbid external snapshots like in blkverify */ -ExtSnapshotPerm bdrv_check_ext_snapshot_forbidden(BlockDriverState *bs); + BS_IS_A_FILTER, + BS_FILTER_PASS_DOWN, + BS_AUTHORIZATION_COUNT, +} BsAuthorization; + +bool bdrv_generic_is_first_non_filter(BlockDriverState *bs, + BlockDriverState *candidate); +bool bdrv_recurse_is_first_non_filter(BlockDriverState *bs, + BlockDriverState *candidate); +bool bdrv_is_first_non_filter(BlockDriverState *candidate); /* async block I/O */ typedef void BlockDriverDirtyHandler(BlockDriverState *bs, int64_t sector, -- cgit v1.1