+static int coroutine_fn throttle_co_preadv(BlockDriverState *bs,
+ uint64_t offset, uint64_t bytes,
+ QEMUIOVector *qiov, int flags)
+{
+
+ ThrottleGroupMember *tgm = bs->opaque;
+ throttle_group_co_io_limits_intercept(tgm, bytes, false);
+
+ return bdrv_co_preadv(bs->file, offset, bytes, qiov, flags);
+}
+
+static int coroutine_fn throttle_co_pwritev(BlockDriverState *bs,
+ uint64_t offset, uint64_t bytes,
+ QEMUIOVector *qiov, int flags)
+{
+ ThrottleGroupMember *tgm = bs->opaque;
+ throttle_group_co_io_limits_intercept(tgm, bytes, true);
+
+ return bdrv_co_preadv(bs->file, offset, bytes, qiov, flags);