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| author | Benoît Canet <benoit@irqsave.net> | 2013-10-02 14:33:48 +0200 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2013-10-11 16:49:59 +0200 |
| commit | f6186f49e2c98d91f22027d8c62996df4fcf3f92 (patch) | |
| tree | eb831f18393107e9014f1bbf91931d21427afd84 /include/block/block_int.h | |
| parent | 92bc50a5ad7fbc9a0bd17240eaea5027a100ca79 (diff) | |
| download | qemu-f6186f49e2c98d91f22027d8c62996df4fcf3f92.zip qemu-f6186f49e2c98d91f22027d8c62996df4fcf3f92.tar.gz qemu-f6186f49e2c98d91f22027d8c62996df4fcf3f92.tar.bz2 | |
block: Add BlockDriver.bdrv_check_ext_snapshot.
This field is used by blkverify to disable external snapshots creation.
It will also be used by block filters like quorum to disable external
snapshot creation.
Signed-off-by: Benoit Canet <benoit@irqsave.net>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'include/block/block_int.h')
| -rw-r--r-- | include/block/block_int.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h index 17b26b2..a48731d 100644 --- a/include/block/block_int.h +++ b/include/block/block_int.h @@ -67,6 +67,12 @@ typedef struct BdrvTrackedRequest { struct BlockDriver { const char *format_name; int instance_size; + + /* if not defined external snapshots are allowed + * future block filters will query their children to build the response + */ + ExtSnapshotPerm (*bdrv_check_ext_snapshot)(BlockDriverState *bs); + int (*bdrv_probe)(const uint8_t *buf, int buf_size, const char *filename); int (*bdrv_probe_device)(const char *filename); |