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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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3
drivers/md/multipath.c
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@@ -135,9 +135,8 @@ static void multipath_unplug(struct request_queue *q)
}
static int multipath_make_request (struct request_queue *q, struct bio * bio)
static int multipath_make_request(mddev_t *mddev, struct bio * bio)
{
mddev_t *mddev = q->queuedata;
multipath_conf_t *conf = mddev->private;
struct multipath_bh * mp_bh;
struct multipath_info *multipath;