linux-kernel - [PATCH 7/9] zram: use bio_chain_and

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Message-Id: <20251121081748.1443507-8-zhangshida@kylinos.cn>
Date: Fri, 21 Nov 2025 16:17:46 +0800
From: zhangshida <starzhangzsd@...il.com>
To: linux-kernel@...r.kernel.org
Cc: linux-block@...r.kernel.org,
	nvdimm@...ts.linux.dev,
	virtualization@...ts.linux.dev,
	linux-nvme@...ts.infradead.org,
	gfs2@...ts.linux.dev,
	ntfs3@...ts.linux.dev,
	linux-xfs@...r.kernel.org,
	zhangshida@...inos.cn,
	starzhangzsd@...il.com
Subject: [PATCH 7/9] zram: use bio_chain_and_submit for simplification

From: Shida Zhang <zhangshida@...inos.cn>

Signed-off-by: Shida Zhang <zhangshida@...inos.cn>
---
 drivers/block/zram/zram_drv.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index a4307465753..084de60ebaf 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -730,8 +730,7 @@ static void read_from_bdev_async(struct zram *zram, struct page *page,
 	bio = bio_alloc(zram->bdev, 1, parent->bi_opf, GFP_NOIO);
 	bio->bi_iter.bi_sector = entry * (PAGE_SIZE >> 9);
 	__bio_add_page(bio, page, PAGE_SIZE, 0);
-	bio_chain(bio, parent);
-	submit_bio(bio);
+	bio_chain_and_submit(bio, parent);
 }
 
 static int zram_writeback_slots(struct zram *zram, struct zram_pp_ctl *ctl)
-- 
2.34.1