linux-kernel - [PATCH] blk-mq: remove unneeded needs

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Date:   Mon, 5 Sep 2022 18:19:50 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <axboe@...nel.dk>
CC:     <linux-block@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linmiaohe@...wei.com>
Subject: [PATCH] blk-mq: remove unneeded needs_restart check

If code reaches here, needs_restart must be true. Remove this unneeded
needs_restart check. No functional change intended.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 block/blk-mq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/blk-mq.c b/block/blk-mq.c
index b9f6989cb5bd..be7de99622a2 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1992,7 +1992,7 @@ bool blk_mq_dispatch_rq_list(struct blk_mq_hw_ctx *hctx, struct list_head *list,
 		if (!needs_restart ||
 		    (no_tag && list_empty_careful(&hctx->dispatch_wait.entry)))
 			blk_mq_run_hw_queue(hctx, true);
-		else if (needs_restart && needs_resource)
+		else if (needs_resource)
 			blk_mq_delay_run_hw_queue(hctx, BLK_MQ_RESOURCE_DELAY);
 
 		blk_mq_update_dispatch_busy(hctx, true);
-- 
2.23.0