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authorTejun Heo <tj@kernel.org>2009-05-07 22:24:38 +0900
committerJens Axboe <jens.axboe@oracle.com>2009-05-11 09:50:53 +0200
commit5b93629b4509c03ffa87a9316412fedf6f58cb37 (patch)
treead5ceda3f718361b8df3057b4f9edcc79aa4cd9d /drivers/message/i2o
parentc3a4d78c580de4edc9ef0f7c59812fb02ceb037f (diff)
downloadlinux-5b93629b4509c03ffa87a9316412fedf6f58cb37.tar.gz
block: implement blk_rq_pos/[cur_]sectors() and convert obvious ones
Implement accessors - blk_rq_pos(), blk_rq_sectors() and
blk_rq_cur_sectors() which return rq->hard_sector, rq->hard_nr_sectors
and rq->hard_cur_sectors respectively and convert direct references of
the said fields to the accessors.

This is in preparation of request data length handling cleanup.

Geert	: suggested adding const to struct request * parameter to accessors
Sergei	: spotted error in patch description

[ Impact: cleanup ]

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Acked-by: Stephen Rothwell <sfr@canb.auug.org.au>
Tested-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Ackec-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Cc: Borislav Petkov <petkovbb@googlemail.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/message/i2o')
-rw-r--r--drivers/message/i2o/i2o_block.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/message/i2o/i2o_block.c b/drivers/message/i2o/i2o_block.c
index 221317e6a006..56e60f0d5312 100644
--- a/drivers/message/i2o/i2o_block.c
+++ b/drivers/message/i2o/i2o_block.c
@@ -427,7 +427,7 @@ static void i2o_block_end_request(struct request *req, int error,
 	unsigned long flags;
 
 	if (blk_end_request(req, error, nr_bytes)) {
-		int leftover = (req->hard_nr_sectors << KERNEL_SECTOR_SHIFT);
+		int leftover = (blk_rq_sectors(req) << KERNEL_SECTOR_SHIFT);
 
 		if (blk_pc_request(req))
 			leftover = req->data_len;