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-rw-r--r--block/copy-before-write.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/block/copy-before-write.c b/block/copy-before-write.c
index e223e37300..646d8227a4 100644
--- a/block/copy-before-write.c
+++ b/block/copy-before-write.c
@@ -256,7 +256,7 @@ cbw_snapshot_read_unlock(BlockDriverState *bs, BlockReq *req)
g_free(req);
}
-static coroutine_fn int
+static int coroutine_fn GRAPH_RDLOCK
cbw_co_preadv_snapshot(BlockDriverState *bs, int64_t offset, int64_t bytes,
QEMUIOVector *qiov, size_t qiov_offset)
{
@@ -264,8 +264,6 @@ cbw_co_preadv_snapshot(BlockDriverState *bs, int64_t offset, int64_t bytes,
BdrvChild *file;
int ret;
- assume_graph_lock(); /* FIXME */
-
/* TODO: upgrade to async loop using AioTask */
while (bytes) {
int64_t cur_bytes;
@@ -290,7 +288,7 @@ cbw_co_preadv_snapshot(BlockDriverState *bs, int64_t offset, int64_t bytes,
return 0;
}
-static int coroutine_fn
+static int coroutine_fn GRAPH_RDLOCK
cbw_co_snapshot_block_status(BlockDriverState *bs,
bool want_zero, int64_t offset, int64_t bytes,
int64_t *pnum, int64_t *map,