diff options
author | Kevin Wolf <kwolf@redhat.com> | 2010-07-28 11:26:29 +0200 |
---|---|---|
committer | Kevin Wolf <kwolf@redhat.com> | 2010-08-03 16:39:53 +0200 |
commit | ada70b452236757a07df73e8ab44cb343c3ab2fe (patch) | |
tree | 00eedd3d781ac6061696a6ceba5623f7737872bb /block_int.h | |
parent | 8f6e28789faeac4f01f8dbfdac147a3d3b635f24 (diff) |
block: Fix bdrv_has_zero_init
Assuming that any image on a block device is not properly zero-initialized is
actually wrong: Only raw images have this problem. Any other image format
shouldn't care about it, they initialize everything properly themselves.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
(cherry picked from commit 336c1c12551ff0a6e1a2af226d6cbdbadd2e02b5)
Diffstat (limited to 'block_int.h')
-rw-r--r-- | block_int.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/block_int.h b/block_int.h index f075a8cba5..7d5e7515d2 100644 --- a/block_int.h +++ b/block_int.h @@ -127,8 +127,11 @@ struct BlockDriver { void (*bdrv_debug_event)(BlockDriverState *bs, BlkDebugEvent event); - /* Set if newly created images are not guaranteed to contain only zeros */ - int no_zero_init; + /* + * Returns 1 if newly created images are guaranteed to contain only + * zeros, 0 otherwise. + */ + int (*bdrv_has_zero_init)(BlockDriverState *bs); QLIST_ENTRY(BlockDriver) list; }; |