diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/block/block-common.h | 5 | ||||
| -rw-r--r-- | include/block/block-io.h | 8 |
2 files changed, 9 insertions, 4 deletions
diff --git a/include/block/block-common.h b/include/block/block-common.h index e15395f2cb..df5ffc8d09 100644 --- a/include/block/block-common.h +++ b/include/block/block-common.h @@ -132,6 +132,11 @@ typedef struct BlockZoneWps { typedef struct BlockDriverInfo { /* in bytes, 0 if irrelevant */ int cluster_size; + /* + * A fraction of cluster_size, if supported (currently QCOW2 only); if + * disabled or unsupported, set equal to cluster_size. + */ + int subcluster_size; /* offset at which the VM state can be saved (0 if not possible) */ int64_t vm_state_offset; bool is_dirty; diff --git a/include/block/block-io.h b/include/block/block-io.h index 4415506e40..6db48f2d35 100644 --- a/include/block/block-io.h +++ b/include/block/block-io.h @@ -189,10 +189,10 @@ bdrv_get_info(BlockDriverState *bs, BlockDriverInfo *bdi); ImageInfoSpecific *bdrv_get_specific_info(BlockDriverState *bs, Error **errp); BlockStatsSpecific *bdrv_get_specific_stats(BlockDriverState *bs); -void bdrv_round_to_clusters(BlockDriverState *bs, - int64_t offset, int64_t bytes, - int64_t *cluster_offset, - int64_t *cluster_bytes); +void bdrv_round_to_subclusters(BlockDriverState *bs, + int64_t offset, int64_t bytes, + int64_t *cluster_offset, + int64_t *cluster_bytes); void bdrv_get_backing_filename(BlockDriverState *bs, char *filename, int filename_size); |