block: Mark bdrv_co_get_info() and callers GRAPH_RDLOCK

This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_co_get_info() need to hold a reader lock for the graph.

Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20230504115750.54437-15-kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Emanuele Giuseppe Esposito 2023-05-04 13:57:44 +02:00 committed by Kevin Wolf
parent de335638a3
commit a00e70c012
7 changed files with 22 additions and 14 deletions

View file

@ -699,8 +699,8 @@ struct BlockDriver {
BlockDriverState *bs, int64_t offset, int64_t bytes,
QEMUIOVector *qiov, size_t qiov_offset);
int coroutine_fn (*bdrv_co_get_info)(BlockDriverState *bs,
BlockDriverInfo *bdi);
int coroutine_fn GRAPH_RDLOCK_PTR (*bdrv_co_get_info)(
BlockDriverState *bs, BlockDriverInfo *bdi);
ImageInfoSpecific *(*bdrv_get_specific_info)(BlockDriverState *bs,
Error **errp);