Hi jens
Could I get your commits? thanks
-----Original Message-----
From: tianxianting (RD)
Sent: Thursday, December 10, 2020 2:05 PM
To: axboe@xxxxxxxxx
Cc: ming.lei@xxxxxxxxxx; linux-block@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; tianxianting (RD) <tian.xianting@xxxxxxx>
Subject: [PATCH] [v3] blk-mq-tag: make blk_mq_tag_busy() return void
As no one cares about the return value of blk_mq_tag_busy() and __blk_mq_tag_busy(), so make them return void.
Other change is to simplify blk_mq_tag_idle().
Signed-off-by: Xianting Tian <tian.xianting@xxxxxxx>
Reviewed-by: Ming Lei <ming.lei@xxxxxxxxxx>
---
block/blk-mq-tag.c | 4 +---
block/blk-mq-tag.h | 16 ++++++----------
2 files changed, 7 insertions(+), 13 deletions(-)
diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c index 9c92053e7..01c0bb1fb 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -21,7 +21,7 @@
* to get tag when first time, the other shared-tag users could reserve
* budget for it.
*/
-bool __blk_mq_tag_busy(struct blk_mq_hw_ctx *hctx)
+void __blk_mq_tag_busy(struct blk_mq_hw_ctx *hctx)
{
if (blk_mq_is_sbitmap_shared(hctx->flags)) {
struct request_queue *q = hctx->queue; @@ -35,8 +35,6 @@ bool __blk_mq_tag_busy(struct blk_mq_hw_ctx *hctx)
!test_and_set_bit(BLK_MQ_S_TAG_ACTIVE, &hctx->state))
atomic_inc(&hctx->tags->active_queues);
}
-
- return true;
}
/*
diff --git a/block/blk-mq-tag.h b/block/blk-mq-tag.h index 7d3e6b333..4b4ccd794 100644
--- a/block/blk-mq-tag.h
+++ b/block/blk-mq-tag.h
@@ -60,23 +60,19 @@ enum {
BLK_MQ_TAG_MAX = BLK_MQ_NO_TAG - 1,
};
-extern bool __blk_mq_tag_busy(struct blk_mq_hw_ctx *);
+extern void __blk_mq_tag_busy(struct blk_mq_hw_ctx *);
extern void __blk_mq_tag_idle(struct blk_mq_hw_ctx *);
-static inline bool blk_mq_tag_busy(struct blk_mq_hw_ctx *hctx)
+static inline void blk_mq_tag_busy(struct blk_mq_hw_ctx *hctx)
{
- if (!(hctx->flags & BLK_MQ_F_TAG_QUEUE_SHARED))
- return false;
-
- return __blk_mq_tag_busy(hctx);
+ if (hctx->flags & BLK_MQ_F_TAG_QUEUE_SHARED)
+ __blk_mq_tag_busy(hctx);
}
static inline void blk_mq_tag_idle(struct blk_mq_hw_ctx *hctx) {
- if (!(hctx->flags & BLK_MQ_F_TAG_QUEUE_SHARED))
- return;
-
- __blk_mq_tag_idle(hctx);
+ if (hctx->flags & BLK_MQ_F_TAG_QUEUE_SHARED)
+ __blk_mq_tag_idle(hctx);
}
static inline bool blk_mq_tag_is_reserved(struct blk_mq_tags *tags,
--
2.17.1
