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From: Pavel Begunkov <asml.silence@gmail.com>
To: Jens Axboe <axboe@kernel.dk>,
	linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Christoph Hellwig <hch@infradead.org>, asml.silence@gmail.com
Subject: [PATCH 2/5] block: use bdev_get_queue() in bdev.c
Date: Thu, 14 Oct 2021 15:03:27 +0100	[thread overview]
Message-ID: <a352936ce5d9ac719645b1e29b173d931ebcdc02.1634219547.git.asml.silence@gmail.com> (raw)
In-Reply-To: <cover.1634219547.git.asml.silence@gmail.com>

Convert bdev->bd_disk->queue to bdev_get_queue(), it's uses a cached
queue pointer and so is fater.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
 block/bdev.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/block/bdev.c b/block/bdev.c
index 30ae5b5d5f91..384e5bf991d8 100644
--- a/block/bdev.c
+++ b/block/bdev.c
@@ -327,12 +327,12 @@ int bdev_read_page(struct block_device *bdev, sector_t sector,
 	if (!ops->rw_page || bdev_get_integrity(bdev))
 		return result;
 
-	result = blk_queue_enter(bdev->bd_disk->queue, 0);
+	result = blk_queue_enter(bdev_get_queue(bdev), 0);
 	if (result)
 		return result;
 	result = ops->rw_page(bdev, sector + get_start_sect(bdev), page,
 			      REQ_OP_READ);
-	blk_queue_exit(bdev->bd_disk->queue);
+	blk_queue_exit(bdev_get_queue(bdev));
 	return result;
 }
 
@@ -363,7 +363,7 @@ int bdev_write_page(struct block_device *bdev, sector_t sector,
 
 	if (!ops->rw_page || bdev_get_integrity(bdev))
 		return -EOPNOTSUPP;
-	result = blk_queue_enter(bdev->bd_disk->queue, 0);
+	result = blk_queue_enter(bdev_get_queue(bdev), 0);
 	if (result)
 		return result;
 
@@ -376,7 +376,7 @@ int bdev_write_page(struct block_device *bdev, sector_t sector,
 		clean_page_buffers(page);
 		unlock_page(page);
 	}
-	blk_queue_exit(bdev->bd_disk->queue);
+	blk_queue_exit(bdev_get_queue(bdev));
 	return result;
 }
 
-- 
2.33.0


  parent reply	other threads:[~2021-10-14 14:04 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-14 14:03 [PATCH 0/5] cache request_queue pointer Pavel Begunkov
2021-10-14 14:03 ` [PATCH 1/5] block: cache request queue in bdev Pavel Begunkov
2021-10-14 14:03 ` Pavel Begunkov [this message]
2021-10-14 14:03 ` [PATCH 3/5] block: use bdev_get_queue() in bio.c Pavel Begunkov
2021-10-14 14:03 ` [PATCH 4/5] block: use bdev_get_queue() in blk-core.c Pavel Begunkov
2021-10-14 14:03 ` [PATCH 5/5] block: convert the rest of block to bdev_get_queue Pavel Begunkov
2021-10-17 12:59 ` [PATCH 0/5] cache request_queue pointer Jens Axboe
2021-10-17 22:41   ` Pavel Begunkov
2021-10-18  8:20   ` Christoph Hellwig

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