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copy-before-write: add missing coroutine_fn annotations 

Callers of coroutine_fn must be coroutine_fn themselves, or the call
must be within "if (qemu_in_coroutine())".  Apply coroutine_fn to
functions where this holds.

Reviewed-by: Alberto Faria <afaria@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20220922084924.201610-16-pbonzini@redhat.com>
[kwolf: Fixed up coding style]
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Paolo Bonzini 2022-09-22 10:49:13 +02:00 committed by Kevin Wolf
parent 050ed2e736
commit 3e614042c4
1 changed files with 5 additions and 4 deletions
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9
block/copy-before-write.c
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@ -203,9 +203,9 @@ static int coroutine_fn cbw_co_flush(BlockDriverState *bs)
* It's guaranteed that guest writes will not interact in the region until
* cbw_snapshot_read_unlock() called.
*/
static BlockReq *cbw_snapshot_read_lock(BlockDriverState *bs,
int64_t offset, int64_t bytes,
int64_t *pnum, BdrvChild **file)
static coroutine_fn BlockReq *
cbw_snapshot_read_lock(BlockDriverState *bs, int64_t offset, int64_t bytes,
int64_t *pnum, BdrvChild **file)
{
BDRVCopyBeforeWriteState *s = bs->opaque;
BlockReq *req = g_new(BlockReq, 1);
@ -240,7 +240,8 @@ static BlockReq *cbw_snapshot_read_lock(BlockDriverState *bs,
return req;
}
static void cbw_snapshot_read_unlock(BlockDriverState *bs, BlockReq *req)
static coroutine_fn void
cbw_snapshot_read_unlock(BlockDriverState *bs, BlockReq *req)
{
BDRVCopyBeforeWriteState *s = bs->opaque;