@@ -1137,6 +1137,13 @@ static int bdrv_open_common(BlockDriverState *bs, BdrvChild *file,
goto free_and_fail;
}
+ bdrv_load_autoloading_dirty_bitmaps(bs, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ ret = -EINVAL;
+ goto free_and_fail;
+ }
+
assert(bdrv_opt_mem_align(bs) != 0);
assert(bdrv_min_mem_align(bs) != 0);
assert(is_power_of_2(bs->bl.request_alignment));
@@ -4091,3 +4098,10 @@ void bdrv_del_child(BlockDriverState *parent_bs, BdrvChild *child, Error **errp)
parent_bs->drv->bdrv_del_child(parent_bs, child, errp);
}
+
+void bdrv_load_autoloading_dirty_bitmaps(BlockDriverState *bs, Error **errp)
+{
+ if (bs->drv && bs->drv->bdrv_load_autoloading_dirty_bitmaps) {
+ bs->drv->bdrv_load_autoloading_dirty_bitmaps(bs, errp);
+ }
+}
@@ -524,4 +524,6 @@ void bdrv_add_child(BlockDriverState *parent, BlockDriverState *child,
Error **errp);
void bdrv_del_child(BlockDriverState *parent, BdrvChild *child, Error **errp);
+void bdrv_load_autoloading_dirty_bitmaps(BlockDriverState *bs, Error **errp);
+
#endif
@@ -322,6 +322,9 @@ struct BlockDriver {
void (*bdrv_del_child)(BlockDriverState *parent, BdrvChild *child,
Error **errp);
+ void (*bdrv_load_autoloading_dirty_bitmaps)(BlockDriverState *bs,
+ Error **errp);
+
QLIST_ENTRY(BlockDriver) list;
};
Auto loading bitmaps are bitmaps store in the disk image, which should be loaded when the image is opened and become BdrvDirtyBitmaps for the corresponding drive. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> --- block.c | 14 ++++++++++++++ include/block/block.h | 2 ++ include/block/block_int.h | 3 +++ 3 files changed, 19 insertions(+)