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block: Mark bdrv_co_io_(un)plug() and callers GRAPH_RDLOCK

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

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20230203152202.49054-18-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 16:21:56 +01:00
parent 4ec8df0183
commit c382706925
4 changed files with 9 additions and 4 deletions
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4
include/block/block-io.h
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@ -233,8 +233,8 @@ void coroutine_fn bdrv_co_leave(BlockDriverState *bs, AioContext *old_ctx);
AioContext *child_of_bds_get_parent_aio_context(BdrvChild *c);
void coroutine_fn bdrv_co_io_plug(BlockDriverState *bs);
void coroutine_fn bdrv_co_io_unplug(BlockDriverState *bs);
void coroutine_fn GRAPH_RDLOCK bdrv_co_io_plug(BlockDriverState *bs);
void coroutine_fn GRAPH_RDLOCK bdrv_co_io_unplug(BlockDriverState *bs);
bool coroutine_fn bdrv_co_can_store_new_dirty_bitmap(BlockDriverState *bs,
const char *name,