linux-kernel - [PATCH v1 48/54] fs/block_dev.c: convert to bio_for_each_segment_all

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Message-Id: <1482854706-14128-17-git-send-email-tom.leiming@gmail.com>
Date:   Wed, 28 Dec 2016 00:04:57 +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>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org (open list:FILESYSTEMS (VFS and
        infrastructure))
Subject: [PATCH v1 48/54] fs/block_dev.c: convert to bio_for_each_segment_all_sp()

Signed-off-by: Ming Lei <tom.leiming@...il.com>
---
 fs/block_dev.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 6254cee8f8f3..644b94460348 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -209,6 +209,7 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
 	ssize_t ret;
 	blk_qc_t qc;
 	int i;
+	struct bvec_iter_all bia;
 
 	if ((pos | iov_iter_alignment(iter)) &
 	    (bdev_logical_block_size(bdev) - 1))
@@ -253,7 +254,7 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
 	}
 	__set_current_state(TASK_RUNNING);
 
-	bio_for_each_segment_all(bvec, &bio, i) {
+	bio_for_each_segment_all_sp(bvec, &bio, i, bia) {
 		if (should_dirty && !PageCompound(bvec->bv_page))
 			set_page_dirty_lock(bvec->bv_page);
 		put_page(bvec->bv_page);
@@ -315,8 +316,9 @@ static void blkdev_bio_end_io(struct bio *bio)
 	} else {
 		struct bio_vec *bvec;
 		int i;
+		struct bvec_iter_all bia;
 
-		bio_for_each_segment_all(bvec, bio, i)
+		bio_for_each_segment_all_sp(bvec, bio, i, bia)
 			put_page(bvec->bv_page);
 		bio_put(bio);
 	}
-- 
2.7.4