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| author | Kevin Wolf <kwolf@redhat.com> | 2023-05-04 13:57:48 +0200 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2023-05-10 14:16:54 +0200 |
| commit | 4f0bef8b36eb33efbba0a216b233265d734bdbfb (patch) | |
| tree | b995bdf9d339ce44b3246a06f24793c84baae3d4 /include/block | |
| parent | 6ec75a6a3ed9d6ff3161d1f97c497909906495bd (diff) | |
| download | qemu-4f0bef8b36eb33efbba0a216b233265d734bdbfb.zip qemu-4f0bef8b36eb33efbba0a216b233265d734bdbfb.tar.gz qemu-4f0bef8b36eb33efbba0a216b233265d734bdbfb.tar.bz2 | |
block: Mark bdrv_query_block_graph_info() and callers GRAPH_RDLOCK
This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_query_block_graph_info() need to hold a reader lock for the graph
because it accesses the children list of a node.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20230504115750.54437-19-kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'include/block')
| -rw-r--r-- | include/block/qapi.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/block/qapi.h b/include/block/qapi.h index 8773b9b..18d48dd 100644 --- a/include/block/qapi.h +++ b/include/block/qapi.h @@ -25,6 +25,7 @@ #ifndef BLOCK_QAPI_H #define BLOCK_QAPI_H +#include "block/graph-lock.h" #include "block/snapshot.h" #include "qapi/qapi-types-block-core.h" @@ -43,9 +44,9 @@ void bdrv_query_image_info(BlockDriverState *bs, bool flat, bool skip_implicit_filters, Error **errp); -void bdrv_query_block_graph_info(BlockDriverState *bs, - BlockGraphInfo **p_info, - Error **errp); +void GRAPH_RDLOCK +bdrv_query_block_graph_info(BlockDriverState *bs, BlockGraphInfo **p_info, + Error **errp); void bdrv_snapshot_dump(QEMUSnapshotInfo *sn); void bdrv_image_info_specific_dump(ImageInfoSpecific *info_spec, |