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block: Mark bdrv_co_eject/lock_medium() and callers GRAPH_RDLOCK

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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>
This commit is contained in:
Kevin Wolf 2023-02-03 16:21:58 +01:00
parent c73ff92c9d
commit 79a292e5ec
7 changed files with 23 additions and 10 deletions
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6
include/block/block_int-common.h
View file

@ -714,8 +714,10 @@ struct BlockDriver {
/* removable device specific */
bool coroutine_fn GRAPH_RDLOCK_PTR (*bdrv_co_is_inserted)(
BlockDriverState *bs);
void coroutine_fn (*bdrv_co_eject)(BlockDriverState *bs, bool eject_flag);
void coroutine_fn (*bdrv_co_lock_medium)(BlockDriverState *bs, bool locked);
void coroutine_fn GRAPH_RDLOCK_PTR (*bdrv_co_eject)(
BlockDriverState *bs, bool eject_flag);
void coroutine_fn GRAPH_RDLOCK_PTR (*bdrv_co_lock_medium)(
BlockDriverState *bs, bool locked);
/* to control generic scsi devices */
BlockAIOCB *coroutine_fn GRAPH_RDLOCK_PTR (*bdrv_aio_ioctl)(