diff options
Diffstat (limited to 'qemu-img.c')
| -rw-r--r-- | qemu-img.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/qemu-img.c b/qemu-img.c index 9f9f0a7629..27f48051b0 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -2938,8 +2938,6 @@ static BlockGraphInfoList *collect_image_info_list(bool image_opts, } bs = blk_bs(blk); - GRAPH_RDLOCK_GUARD_MAINLOOP(); - /* * Note that the returned BlockGraphInfo object will not have * information about this image's backing node, because we have opened @@ -2947,7 +2945,10 @@ static BlockGraphInfoList *collect_image_info_list(bool image_opts, * duplicate the backing chain information that we obtain by walking * the chain manually here. */ + bdrv_graph_rdlock_main_loop(); bdrv_query_block_graph_info(bs, &info, &err); + bdrv_graph_rdunlock_main_loop(); + if (err) { error_report_err(err); blk_unref(blk); |