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block: Mark bdrv_co_copy_range() GRAPH_RDLOCK

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This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_co_copy_range() 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: <20230203152202.49054-15-kwolf@redhat.com>
Reviewed-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Emanuele Giuseppe Esposito 2023-02-03 16:21:53 +01:00 • committed by Kevin Wolf
parent eeb4777544
commit 742bf09b20
10 changed files with 66 additions and 77 deletions
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28
block/raw-format.c
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@ -536,14 +536,12 @@ static int raw_probe_geometry(BlockDriverState *bs, HDGeometry *geo)
return bdrv_probe_geometry(bs->file->bs, geo);
}
static int coroutine_fn raw_co_copy_range_from(BlockDriverState *bs,
BdrvChild *src,
int64_t src_offset,
BdrvChild *dst,
int64_t dst_offset,
int64_t bytes,
BdrvRequestFlags read_flags,
BdrvRequestFlags write_flags)
static int coroutine_fn GRAPH_RDLOCK
raw_co_copy_range_from(BlockDriverState *bs,
BdrvChild *src, int64_t src_offset,
BdrvChild *dst, int64_t dst_offset,
int64_t bytes, BdrvRequestFlags read_flags,
BdrvRequestFlags write_flags)
{
int ret;
@ -555,14 +553,12 @@ static int coroutine_fn raw_co_copy_range_from(BlockDriverState *bs,
bytes, read_flags, write_flags);
}
static int coroutine_fn raw_co_copy_range_to(BlockDriverState *bs,
BdrvChild *src,
int64_t src_offset,
BdrvChild *dst,
int64_t dst_offset,
int64_t bytes,
BdrvRequestFlags read_flags,
BdrvRequestFlags write_flags)
static int coroutine_fn GRAPH_RDLOCK
raw_co_copy_range_to(BlockDriverState *bs,
BdrvChild *src, int64_t src_offset,
BdrvChild *dst, int64_t dst_offset,
int64_t bytes, BdrvRequestFlags read_flags,
BdrvRequestFlags write_flags)
{
int ret;