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authorNeilBrown <neilb@suse.de>2010-04-01 06:02:13 +0200
committerNeilBrown <neilb@suse.de>2010-05-18 07:27:55 +0200
commit21a52c6d05c15f862797736393915bfa8cd40ee9 (patch)
tree44ffb633d209457979177a52132761a368fcb976 /drivers/md/raid5.c
parentmd: call md_stop_writes from md_stop (diff)
downloadlinux-21a52c6d05c15f862797736393915bfa8cd40ee9.tar.xz
linux-21a52c6d05c15f862797736393915bfa8cd40ee9.zip
md: pass mddev to make_request functions rather than request_queue
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>
Diffstat (limited to 'drivers/md/raid5.c')
-rw-r--r--drivers/md/raid5.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 231afda1697f..2882a26646fd 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3753,9 +3753,8 @@ static int bio_fits_rdev(struct bio *bi)
}
-static int chunk_aligned_read(struct request_queue *q, struct bio * raid_bio)
+static int chunk_aligned_read(mddev_t *mddev, struct bio * raid_bio)
{
- mddev_t *mddev = q->queuedata;
raid5_conf_t *conf = mddev->private;
int dd_idx;
struct bio* align_bi;
@@ -3870,9 +3869,8 @@ static struct stripe_head *__get_priority_stripe(raid5_conf_t *conf)
return sh;
}
-static int make_request(struct request_queue *q, struct bio * bi)
+static int make_request(mddev_t *mddev, struct bio * bi)
{
- mddev_t *mddev = q->queuedata;
raid5_conf_t *conf = mddev->private;
int dd_idx;
sector_t new_sector;
@@ -3896,7 +3894,7 @@ static int make_request(struct request_queue *q, struct bio * bi)
if (rw == READ &&
mddev->reshape_position == MaxSector &&
- chunk_aligned_read(q,bi))
+ chunk_aligned_read(mddev,bi))
return 0;
logical_sector = bi->bi_sector & ~((sector_t)STRIPE_SECTORS-1);