diff options
| author | Kevin Wolf <kwolf@redhat.com> | 2023-10-27 17:53:21 +0200 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2023-11-07 19:14:19 +0100 |
| commit | 78a9c76eefae877e63591728234604310c51d88f (patch) | |
| tree | 08679e5fddc04ef8224686142754b16dc24a4038 /block/stream.c | |
| parent | ec82cc41a79ffa8b1a2dee76a420a34a59f117c6 (diff) | |
| download | qemu-78a9c76eefae877e63591728234604310c51d88f.zip qemu-78a9c76eefae877e63591728234604310c51d88f.tar.gz qemu-78a9c76eefae877e63591728234604310c51d88f.tar.bz2 | |
block: Mark bdrv_cow_child() and callers GRAPH_RDLOCK
This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_cow_child() need to hold a reader lock for the graph because it
accesses bs->backing.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-ID: <20231027155333.420094-13-kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/stream.c')
| -rw-r--r-- | block/stream.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/stream.c b/block/stream.c index c32c983..3f5d773 100644 --- a/block/stream.c +++ b/block/stream.c @@ -90,7 +90,7 @@ static int stream_prepare(Job *job) unfiltered_base = bdrv_skip_filters(base); bdrv_graph_rdunlock_main_loop(); - if (bdrv_cow_child(unfiltered_bs)) { + if (unfiltered_bs_cow) { const char *base_id = NULL, *base_fmt = NULL; if (unfiltered_base) { base_id = s->backing_file_str ?: unfiltered_base->filename; |