summaryrefslogtreecommitdiffstats
path: root/drivers/md/raid1.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c39
1 files changed, 4 insertions, 35 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 6d03bea6fa5..4a69c416e04 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -9,7 +9,7 @@
*
* Better read-balancing code written by Mika Kuoppala <miku@iki.fi>, 2000
*
- * Fixes to reconstruction by Jakob Østergaard" <jakob@ostenfeld.dk>
+ * Fixes to reconstruction by Jakob Østergaard" <jakob@ostenfeld.dk>
* Various fixes by Neil Brown <neilb@cse.unsw.edu.au>
*
* Changes by Peter T. Breuer <ptb@it.uc3m.es> 31/1/2003 to support
@@ -549,8 +549,7 @@ static void unplug_slaves(mddev_t *mddev)
atomic_inc(&rdev->nr_pending);
rcu_read_unlock();
- if (r_queue->unplug_fn)
- r_queue->unplug_fn(r_queue);
+ blk_unplug(r_queue);
rdev_dec_pending(rdev, mddev);
rcu_read_lock();
@@ -567,36 +566,6 @@ static void raid1_unplug(struct request_queue *q)
md_wakeup_thread(mddev->thread);
}
-static int raid1_issue_flush(struct request_queue *q, struct gendisk *disk,
- sector_t *error_sector)
-{
- mddev_t *mddev = q->queuedata;
- conf_t *conf = mddev_to_conf(mddev);
- int i, ret = 0;
-
- rcu_read_lock();
- for (i=0; i<mddev->raid_disks && ret == 0; i++) {
- mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
- if (rdev && !test_bit(Faulty, &rdev->flags)) {
- struct block_device *bdev = rdev->bdev;
- struct request_queue *r_queue = bdev_get_queue(bdev);
-
- if (!r_queue->issue_flush_fn)
- ret = -EOPNOTSUPP;
- else {
- atomic_inc(&rdev->nr_pending);
- rcu_read_unlock();
- ret = r_queue->issue_flush_fn(r_queue, bdev->bd_disk,
- error_sector);
- rdev_dec_pending(rdev, mddev);
- rcu_read_lock();
- }
- }
- }
- rcu_read_unlock();
- return ret;
-}
-
static int raid1_congested(void *data, int bits)
{
mddev_t *mddev = data;
@@ -1244,7 +1213,8 @@ static void sync_request_write(mddev_t *mddev, r1bio_t *r1_bio)
j = 0;
if (j >= 0)
mddev->resync_mismatches += r1_bio->sectors;
- if (j < 0 || test_bit(MD_RECOVERY_CHECK, &mddev->recovery)) {
+ if (j < 0 || (test_bit(MD_RECOVERY_CHECK, &mddev->recovery)
+ && test_bit(BIO_UPTODATE, &sbio->bi_flags))) {
sbio->bi_end_io = NULL;
rdev_dec_pending(conf->mirrors[i].rdev, mddev);
} else {
@@ -1997,7 +1967,6 @@ static int run(mddev_t *mddev)
mddev->array_size = mddev->size;
mddev->queue->unplug_fn = raid1_unplug;
- mddev->queue->issue_flush_fn = raid1_issue_flush;
mddev->queue->backing_dev_info.congested_fn = raid1_congested;
mddev->queue->backing_dev_info.congested_data = mddev;