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blk_end_request: changing mmc (take 4) 

This patch converts mmc to use blk_end_request interfaces.
Related 'uptodate' arguments are converted to 'error'.

Cc: Pierre Ossman <drzeus-mmc@drzeus.cx>
Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Kiyoshi Ueda 2007-12-11 17:48:29 -05:00 committed by Jens Axboe
parent 1381b7e82a
commit fd539832c7
2 changed files with 7 additions and 21 deletions
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24
drivers/mmc/card/block.c
View File

@ -348,15 +348,7 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
* A block was successfully transferred.
*/
spin_lock_irq(&md->lock);
ret = end_that_request_chunk(req, 1, brq.data.bytes_xfered);
if (!ret) {
/*
* The whole request completed successfully.
*/
add_disk_randomness(req->rq_disk);
blkdev_dequeue_request(req);
end_that_request_last(req, 1);
}
ret = __blk_end_request(req, 0, brq.data.bytes_xfered);
spin_unlock_irq(&md->lock);
} while (ret);
@ -386,27 +378,21 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
else
bytes = blocks << 9;
spin_lock_irq(&md->lock);
ret = end_that_request_chunk(req, 1, bytes);
ret = __blk_end_request(req, 0, bytes);
spin_unlock_irq(&md->lock);
}
} else if (rq_data_dir(req) != READ &&
(card->host->caps & MMC_CAP_MULTIWRITE)) {
spin_lock_irq(&md->lock);
ret = end_that_request_chunk(req, 1, brq.data.bytes_xfered);
ret = __blk_end_request(req, 0, brq.data.bytes_xfered);
spin_unlock_irq(&md->lock);
}
mmc_release_host(card->host);
spin_lock_irq(&md->lock);
while (ret) {
ret = end_that_request_chunk(req, 0,
req->current_nr_sectors << 9);
}
add_disk_randomness(req->rq_disk);
blkdev_dequeue_request(req);
end_that_request_last(req, 0);
while (ret)
ret = __blk_end_request(req, -EIO, blk_rq_cur_bytes(req));
spin_unlock_irq(&md->lock);
return 0;

4
drivers/mmc/card/queue.c
View File

@ -94,8 +94,8 @@ static void mmc_request(struct request_queue *q)
printk(KERN_ERR "MMC: killing requests for dead queue\n");
while ((req = elv_next_request(q)) != NULL) {
do {
ret = end_that_request_chunk(req, 0,
req->current_nr_sectors << 9);
ret = __blk_end_request(req, -EIO,
blk_rq_cur_bytes(req));
} while (ret);
}
return;