linux-kernel - [PATCH v1 22/27] fs: logfs: convert to bio_add_page() in sync

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Date:	Thu, 14 Apr 2016 20:02:40 +0800
From:	Ming Lei <tom.leiming@...il.com>
To:	Jens Axboe <axboe@...com>, linux-kernel@...r.kernel.org
Cc:	linux-block@...r.kernel.org, Christoph Hellwig <hch@...radead.org>,
	Ming Lei <tom.leiming@...il.com>,
	Joern Engel <joern@...fs.org>,
	Prasad Joshi <prasadjoshi.linux@...il.com>,
	logfs@...fs.org (open list:LogFS)
Subject: [PATCH v1 22/27] fs: logfs: convert to bio_add_page() in sync_request()

Reviewed-by: Christoph Hellwig <hch@....de>
Signed-off-by: Ming Lei <tom.leiming@...il.com>
---
 fs/logfs/dev_bdev.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c
index 9f15b53..9623812 100644
--- a/fs/logfs/dev_bdev.c
+++ b/fs/logfs/dev_bdev.c
@@ -21,13 +21,10 @@ static int sync_request(struct page *page, struct block_device *bdev, int rw)
 
 	bio_init(&bio);
 	bio_set_vec_table(&bio, &bio_vec, 1);
-	bio_vec.bv_page = page;
-	bio_vec.bv_len = PAGE_SIZE;
-	bio_vec.bv_offset = 0;
-	bio.bi_vcnt = 1;
 	bio.bi_bdev = bdev;
 	bio.bi_iter.bi_sector = page->index * (PAGE_SIZE >> 9);
-	bio.bi_iter.bi_size = PAGE_SIZE;
+
+	bio_add_page(&bio, page, PAGE_SIZE, 0);
 
 	return submit_bio_wait(rw, &bio);
 }
-- 
1.9.1