diff options
| author | Kevin Wolf <kwolf@redhat.com> | 2023-02-03 16:21:58 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2023-02-23 19:49:26 +0100 |
| commit | 79a292e5ec767eea27a0cc456570ee028f4e3972 (patch) | |
| tree | 22f03a4c1f1cdc65a8cbde01222126ae8f3de82e /block/block-backend.c | |
| parent | c73ff92c9d00f9aa535044e7348d0330aa94f467 (diff) | |
block: Mark bdrv_co_eject/lock_medium() and callers GRAPH_RDLOCK
This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_co_eject() and bdrv_co_lock_medium() 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>
Message-Id: <20230203152202.49054-20-kwolf@redhat.com>
Reviewed-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/block-backend.c')
| -rw-r--r-- | block/block-backend.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block/block-backend.c b/block/block-backend.c index 20af699f00..278b04ce69 100644 --- a/block/block-backend.c +++ b/block/block-backend.c @@ -2013,6 +2013,7 @@ void coroutine_fn blk_co_lock_medium(BlockBackend *blk, bool locked) { BlockDriverState *bs = blk_bs(blk); IO_CODE(); + GRAPH_RDLOCK_GUARD(); if (bs) { bdrv_co_lock_medium(bs, locked); @@ -2024,6 +2025,7 @@ void coroutine_fn blk_co_eject(BlockBackend *blk, bool eject_flag) BlockDriverState *bs = blk_bs(blk); char *id; IO_CODE(); + GRAPH_RDLOCK_GUARD(); if (bs) { bdrv_co_eject(bs, eject_flag); |