diff options
Diffstat (limited to 'block/block-backend.c')
| -rw-r--r-- | block/block-backend.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/block/block-backend.c b/block/block-backend.c index 68209bb2f7..f8d6ba65c1 100644 --- a/block/block-backend.c +++ b/block/block-backend.c @@ -889,11 +889,9 @@ void blk_remove_bs(BlockBackend *blk) root = blk->root; blk->root = NULL; - bdrv_drain_all_begin(); - bdrv_graph_wrlock(); + bdrv_graph_wrlock_drained(); bdrv_root_unref_child(root); bdrv_graph_wrunlock(); - bdrv_drain_all_end(); } /* @@ -906,8 +904,7 @@ int blk_insert_bs(BlockBackend *blk, BlockDriverState *bs, Error **errp) GLOBAL_STATE_CODE(); bdrv_ref(bs); - bdrv_drain_all_begin(); - bdrv_graph_wrlock(); + bdrv_graph_wrlock_drained(); if ((bs->open_flags & BDRV_O_INACTIVE) && blk_can_inactivate(blk)) { blk->disable_perm = true; @@ -922,7 +919,6 @@ int blk_insert_bs(BlockBackend *blk, BlockDriverState *bs, Error **errp) BDRV_CHILD_FILTERED | BDRV_CHILD_PRIMARY, perm, shared_perm, blk, errp); bdrv_graph_wrunlock(); - bdrv_drain_all_end(); if (blk->root == NULL) { return -EPERM; } |