linux-ext4 - [PATCH 16/42] nilfs: set bi_op to REQ

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Message-Id: <1460747777-8479-17-git-send-email-mchristi@redhat.com>
Date:	Fri, 15 Apr 2016 14:15:51 -0500
From:	mchristi@...hat.com
To:	linux-f2fs-devel@...ts.sourceforge.net, linux-ext4@...r.kernel.org,
	konrad.wilk@...cle.com, drbd-dev@...ts.linbit.com,
	philipp.reisner@...bit.com, lars.ellenberg@...bit.com,
	linux-raid@...r.kernel.org, dm-devel@...hat.com,
	linux-fsdevel@...r.kernel.org, linux-bcache@...r.kernel.org,
	linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-scsi@...r.kernel.org, linux-mtd@...ts.infradead.org,
	target-devel@...r.kernel.org, linux-btrfs@...r.kernel.org,
	osd-dev@...n-osd.org, xfs@....sgi.com, ocfs2-devel@....oracle.com
Cc:	Mike Christie <mchristi@...hat.com>
Subject: [PATCH 16/42] nilfs: set bi_op to REQ_OP

From: Mike Christie <mchristi@...hat.com>

This patch has nilfs use bio->bi_op for REQ_OPs and rq_flag_bits
to bio->bi_rw.

Signed-off-by: Mike Christie <mchristi@...hat.com>
Reviewed-by: Christoph Hellwig <hch@....de>
Reviewed-by: Hannes Reinecke <hare@...e.com>
---
 fs/nilfs2/segbuf.c | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c
index 7666f1d..7b13e14 100644
--- a/fs/nilfs2/segbuf.c
+++ b/fs/nilfs2/segbuf.c
@@ -350,7 +350,8 @@ static void nilfs_end_bio_write(struct bio *bio)
 }
 
 static int nilfs_segbuf_submit_bio(struct nilfs_segment_buffer *segbuf,
-				   struct nilfs_write_info *wi, int mode)
+				   struct nilfs_write_info *wi, int mode,
+				   int mode_flags)
 {
 	struct bio *bio = wi->bio;
 	int err;
@@ -368,7 +369,8 @@ static int nilfs_segbuf_submit_bio(struct nilfs_segment_buffer *segbuf,
 
 	bio->bi_end_io = nilfs_end_bio_write;
 	bio->bi_private = segbuf;
-	bio->bi_rw = mode;
+	bio->bi_op = mode;
+	bio->bi_rw = mode_flags;
 	submit_bio(bio);
 	segbuf->sb_nbio++;
 
@@ -442,7 +444,7 @@ static int nilfs_segbuf_submit_bh(struct nilfs_segment_buffer *segbuf,
 		return 0;
 	}
 	/* bio is FULL */
-	err = nilfs_segbuf_submit_bio(segbuf, wi, mode);
+	err = nilfs_segbuf_submit_bio(segbuf, wi, mode, 0);
 	/* never submit current bh */
 	if (likely(!err))
 		goto repeat;
@@ -466,19 +468,19 @@ static int nilfs_segbuf_write(struct nilfs_segment_buffer *segbuf,
 {
 	struct nilfs_write_info wi;
 	struct buffer_head *bh;
-	int res = 0, rw = WRITE;
+	int res = 0;
 
 	wi.nilfs = nilfs;
 	nilfs_segbuf_prepare_write(segbuf, &wi);
 
 	list_for_each_entry(bh, &segbuf->sb_segsum_buffers, b_assoc_buffers) {
-		res = nilfs_segbuf_submit_bh(segbuf, &wi, bh, rw);
+		res = nilfs_segbuf_submit_bh(segbuf, &wi, bh, REQ_OP_WRITE);
 		if (unlikely(res))
 			goto failed_bio;
 	}
 
 	list_for_each_entry(bh, &segbuf->sb_payload_buffers, b_assoc_buffers) {
-		res = nilfs_segbuf_submit_bh(segbuf, &wi, bh, rw);
+		res = nilfs_segbuf_submit_bh(segbuf, &wi, bh, REQ_OP_WRITE);
 		if (unlikely(res))
 			goto failed_bio;
 	}
@@ -488,8 +490,8 @@ static int nilfs_segbuf_write(struct nilfs_segment_buffer *segbuf,
 		 * Last BIO is always sent through the following
 		 * submission.
 		 */
-		rw |= REQ_SYNC;
-		res = nilfs_segbuf_submit_bio(segbuf, &wi, rw);
+		res = nilfs_segbuf_submit_bio(segbuf, &wi, REQ_OP_WRITE,
+					      REQ_SYNC);
 	}
 
  failed_bio:
-- 
2.7.2

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