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md: pass mddev to make_request functions rather than request_queue

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We used to pass the personality make_request function direct
to the block layer so the first argument had to be a queue.
But now we have the intermediary md_make_request so it makes
at lot more sense to pass a struct mddev_s.
It makes it possible to have an mddev without its own queue too.

Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
NeilBrown
2010-04-01 15:02:13 +11:00
parent cca9cf90c5
commit 21a52c6d05
9 changed files with 18 additions and 26 deletions
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7
drivers/md/linear.c
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@ -286,9 +286,8 @@ static int linear_stop (mddev_t *mddev)
return 0;
}
static int linear_make_request (struct request_queue *q, struct bio *bio)
static int linear_make_request (mddev_t *mddev, struct bio *bio)
{
mddev_t *mddev = q->queuedata;
dev_info_t *tmp_dev;
sector_t start_sector;
@ -328,9 +327,9 @@ static int linear_make_request (struct request_queue *q, struct bio *bio)
bp = bio_split(bio, end_sector - bio->bi_sector);
if (linear_make_request(q, &bp->bio1))
if (linear_make_request(mddev, &bp->bio1))
generic_make_request(&bp->bio1);
if (linear_make_request(q, &bp->bio2))
if (linear_make_request(mddev, &bp->bio2))
generic_make_request(&bp->bio2);
bio_pair_release(bp);
return 0;