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block: Mark bdrv_get_specific_info() and callers GRAPH_RDLOCK

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This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_get_specific_info() need to hold a reader lock for the graph.
This removes an assume_graph_lock() call in vmdk's implementation.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-ID: <20230929145157.45443-20-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 16:51:54 +02:00
parent 018f9dea9c
commit 3574499a1e
4 changed files with 10 additions and 8 deletions
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5
include/block/block-io.h
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@ -198,8 +198,9 @@ bdrv_co_get_info(BlockDriverState *bs, BlockDriverInfo *bdi);
int co_wrapper_mixed_bdrv_rdlock
bdrv_get_info(BlockDriverState *bs, BlockDriverInfo *bdi);
ImageInfoSpecific *bdrv_get_specific_info(BlockDriverState *bs,
Error **errp);
ImageInfoSpecific * GRAPH_RDLOCK
bdrv_get_specific_info(BlockDriverState *bs, Error **errp);
BlockStatsSpecific *bdrv_get_specific_stats(BlockDriverState *bs);
void bdrv_round_to_subclusters(BlockDriverState *bs,
int64_t offset, int64_t bytes,