linux-kernel - [PATCH v1 15/27] bcache: super: use bio_set_vec

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Message-Id: <1460635375-28282-16-git-send-email-tom.leiming@gmail.com>
Date:	Thu, 14 Apr 2016 20:02:33 +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>,
	Kent Overstreet <kent.overstreet@...il.com>,
	Shaohua Li <shli@...nel.org>,
	linux-bcache@...r.kernel.org (open list:BCACHE (BLOCK LAYER CACHE)),
	linux-raid@...r.kernel.org (open list:SOFTWARE RAID (Multiple Disks)
	SUPPORT)
Subject: [PATCH v1 15/27] bcache: super: use bio_set_vec_table()

Signed-off-by: Ming Lei <tom.leiming@...il.com>
---
 drivers/md/bcache/super.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index f5dbb4e..3fa1ecf 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -1151,8 +1151,7 @@ static void register_bdev(struct cache_sb *sb, struct page *sb_page,
 	dc->bdev->bd_holder = dc;
 
 	bio_init(&dc->sb_bio);
-	dc->sb_bio.bi_max_vecs	= 1;
-	dc->sb_bio.bi_io_vec	= dc->sb_bio.bi_inline_vecs;
+	bio_set_vec_table(&dc->sb_bio, dc->sb_bio.bi_inline_vecs, 1);
 	dc->sb_bio.bi_io_vec[0].bv_page = sb_page;
 	get_page(sb_page);
 
@@ -1812,8 +1811,8 @@ static int cache_alloc(struct cache_sb *sb, struct cache *ca)
 	kobject_init(&ca->kobj, &bch_cache_ktype);
 
 	bio_init(&ca->journal.bio);
-	ca->journal.bio.bi_max_vecs = 8;
-	ca->journal.bio.bi_io_vec = ca->journal.bio.bi_inline_vecs;
+	bio_set_vec_table(&ca->journal.bio,
+			  ca->journal.bio.bi_inline_vecs, 8);
 
 	free = roundup_pow_of_two(ca->sb.nbuckets) >> 10;
 
@@ -1850,8 +1849,7 @@ static int register_cache(struct cache_sb *sb, struct page *sb_page,
 	ca->bdev->bd_holder = ca;
 
 	bio_init(&ca->sb_bio);
-	ca->sb_bio.bi_max_vecs	= 1;
-	ca->sb_bio.bi_io_vec	= ca->sb_bio.bi_inline_vecs;
+	bio_set_vec_table(&ca->sb_bio, ca->sb_bio.bi_inline_vecs, 1);
 	ca->sb_bio.bi_io_vec[0].bv_page = sb_page;
 	get_page(sb_page);
 
-- 
1.9.1