[PATCH -next] blk-cgroup: Fix some kernel-doc comments

[Yang Li]

Make the description of @gendisk to @disk in blkcg_schedule_throttle()
to clear the below warnings:

block/blk-cgroup.c:1850: warning: Function parameter or member 'disk' not described in 'blkcg_schedule_throttle'
block/blk-cgroup.c:1850: warning: Excess function parameter 'gendisk' description in 'blkcg_schedule_throttle'

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=3338
Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Signed-off-by: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx>
---
 block/blk-cgroup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 1bb939d3b793..77f44472b41e 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -1831,7 +1831,7 @@ void blkcg_maybe_throttle_current(void)
 
 /**
  * blkcg_schedule_throttle - this task needs to check for throttling
- * @gendisk: disk to throttle
+ * @disk: disk to throttle
  * @use_memdelay: do we charge this to memory delay for PSI
  *
  * This is called by the IO controller when we know there's delay accumulated
-- 
2.20.1.7.g153144c