[v2,01/16] block: make bdrv_start_throttled_reqs return void

Commit Message

Paolo Bonzini March 16, 2016, 2:16 p.m. UTC

The return value is unused and I am not sure why it would be useful.

Reviewed-by: Fam Zheng <[e-mail]>
Signed-off-by: Paolo Bonzini <[e-mail]>
---
 block/io.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

Patch

diff --git a/block/io.c b/block/io.c
index a69bfc4..e58cfe2 100644
--- a/block/io.c
+++ b/block/io.c
@@ -75,10 +75,8 @@  void bdrv_set_io_limits(BlockDriverState *bs,
     }
 }
 
-/* this function drain all the throttled IOs */
-static bool bdrv_start_throttled_reqs(BlockDriverState *bs)
+static void bdrv_start_throttled_reqs(BlockDriverState *bs)
 {
-    bool drained = false;
     bool enabled = bs->io_limits_enabled;
     int i;
 
@@ -86,13 +84,11 @@  static bool bdrv_start_throttled_reqs(BlockDriverState *bs)
 
     for (i = 0; i < 2; i++) {
         while (qemu_co_enter_next(&bs->throttled_reqs[i])) {
-            drained = true;
+            ;
         }
     }
 
     bs->io_limits_enabled = enabled;
-
-    return drained;
 }
 
 void bdrv_io_limits_disable(BlockDriverState *bs)