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block: Mark bdrv_refresh_filename() and callers GRAPH_RDLOCK

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This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_refresh_filename() need to hold a reader lock for the graph
because it accesses the children list of a node.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-ID: <20230929145157.45443-11-kwolf@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2023-09-29 16:51:45 +02:00
parent 15f3f1fe57
commit b7cfc7d58e
12 changed files with 101 additions and 47 deletions
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2
block/raw-format.c
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@ -505,7 +505,9 @@ static int raw_open(BlockDriverState *bs, QDict *options, int flags,
BDRV_REQ_ZERO_WRITE;
if (bs->probed && !bdrv_is_read_only(bs)) {
bdrv_graph_rdlock_main_loop();
bdrv_refresh_filename(bs->file->bs);
bdrv_graph_rdunlock_main_loop();
fprintf(stderr,
"WARNING: Image format was not specified for '%s' and probing "
"guessed raw.\n"