block: Move actual I/O throttling to BlockBackend

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 0 insertions, 10 deletions

diff --git a/block/io.c b/block/io.c
index bdbaa1c..cf2ac4c 100644
--- a/block/io.c
+++ b/block/io.c
@@ -1083,11 +1083,6 @@ int coroutine_fn bdrv_co_preadv(BlockDriverState *bs,
         flags |= BDRV_REQ_COPY_ON_READ;
     }
 
-    /* throttling disk I/O */
-    if (bs->blk && blk_get_public(bs->blk)->throttle_state) {
-        throttle_group_co_io_limits_intercept(bs, bytes, false);
-    }
-
     /* Align read if necessary by padding qiov */
     if (offset & (align - 1)) {
         head_buf = qemu_blockalign(bs, align);
@@ -1444,11 +1439,6 @@ int coroutine_fn bdrv_co_pwritev(BlockDriverState *bs,
         return ret;
     }
 
-    /* throttling disk I/O */
-    if (bs->blk && blk_get_public(bs->blk)->throttle_state) {
-        throttle_group_co_io_limits_intercept(bs, bytes, true);
-    }
-
     /*
      * Align write if necessary by performing a read-modify-write cycle.
      * Pad qiov with the read parts and be sure to have a tracked request not