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authorJens Axboe <jens.axboe@oracle.com>2006-12-19 08:27:31 +0100
committerJens Axboe <jens.axboe@oracle.com>2006-12-19 08:27:31 +0100
commit2985259b0e3928d4cd0723ac5aad0d1190ab7717 (patch)
tree70d1d7801699102d3bb52bc84b8ec8f4fc371c06 /block
parenta52de245ef0b6217a56fb2472ff65c3a196cafd5 (diff)
downloadlinux-linaro-stable-2985259b0e3928d4cd0723ac5aad0d1190ab7717.tar.gz
[PATCH] ->nr_sectors and ->hard_nr_sectors are not used for BLOCK_PC requests
It's a file system thing, for block requests the only size used in the io paths is ->data_len as it is in bytes, not sectors. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block')
-rw-r--r--block/ll_rw_blk.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index 79807dbc306e..71a78a7e42fd 100644
--- a/block/ll_rw_blk.c
+++ b/block/ll_rw_blk.c
@@ -2350,12 +2350,12 @@ static int __blk_rq_map_user(request_queue_t *q, struct request *rq,
else
bio = bio_copy_user(q, uaddr, len, reading);
- if (IS_ERR(bio)) {
+ if (IS_ERR(bio))
return PTR_ERR(bio);
- }
orig_bio = bio;
blk_queue_bounce(q, &bio);
+
/*
* We link the bounce buffer in and could have to traverse it
* later so we have to get a ref to prevent it from being freed
@@ -2379,8 +2379,6 @@ static int __blk_rq_map_user(request_queue_t *q, struct request *rq,
rq->biotail->bi_next = bio;
rq->biotail = bio;
- rq->nr_sectors += bio_sectors(bio);
- rq->hard_nr_sectors = rq->nr_sectors;
rq->data_len += bio->bi_size;
}
spin_unlock_irq(q->queue_lock);