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block: Mark bdrv_refresh_filename() and callers GRAPH_RDLOCK

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This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_refresh_filename() 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>
Message-ID: <20230929145157.45443-11-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 16:51:45 +02:00
parent 15f3f1fe57
commit b7cfc7d58e
12 changed files with 101 additions and 47 deletions
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16
include/block/qapi.h
View file

@ -29,18 +29,16 @@
#include "block/snapshot.h"
#include "qapi/qapi-types-block-core.h"
BlockDeviceInfo *bdrv_block_device_info(BlockBackend *blk,
BlockDriverState *bs,
bool flat,
Error **errp);
BlockDeviceInfo * GRAPH_RDLOCK
bdrv_block_device_info(BlockBackend *blk, BlockDriverState *bs,
bool flat, Error **errp);
int bdrv_query_snapshot_info_list(BlockDriverState *bs,
SnapshotInfoList **p_list,
Error **errp);
void bdrv_query_image_info(BlockDriverState *bs,
ImageInfo **p_info,
bool flat,
bool skip_implicit_filters,
Error **errp);
void GRAPH_RDLOCK
bdrv_query_image_info(BlockDriverState *bs, ImageInfo **p_info, bool flat,
bool skip_implicit_filters, Error **errp);
void GRAPH_RDLOCK
bdrv_query_block_graph_info(BlockDriverState *bs, BlockGraphInfo **p_info,
Error **errp);