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authorChris Metcalf <cmetcalf@tilera.com>2011-03-17 14:14:12 -0400
committerChris Metcalf <cmetcalf@tilera.com>2011-03-17 14:14:12 -0400
commit325d1605542960903c88409b199734a3d8fc6612 (patch)
tree9d8eeed393a3b5dcadd1ddb6b76634b464fd6bc7 /drivers/md/raid1.c
parent3c5ead52ed68406c0ee789024c4ae581be8bcee4 (diff)
parent521cb40b0c44418a4fd36dc633f575813d59a43d (diff)
downloadtalos-op-linux-325d1605542960903c88409b199734a3d8fc6612.tar.gz
talos-op-linux-325d1605542960903c88409b199734a3d8fc6612.zip
Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index a23ffa397ba9..06cd712807d0 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -593,7 +593,10 @@ static int flush_pending_writes(conf_t *conf)
if (conf->pending_bio_list.head) {
struct bio *bio;
bio = bio_list_get(&conf->pending_bio_list);
+ /* Only take the spinlock to quiet a warning */
+ spin_lock(conf->mddev->queue->queue_lock);
blk_remove_plug(conf->mddev->queue);
+ spin_unlock(conf->mddev->queue->queue_lock);
spin_unlock_irq(&conf->device_lock);
/* flush any pending bitmap writes to
* disk before proceeding w/ I/O */
@@ -959,7 +962,7 @@ static int make_request(mddev_t *mddev, struct bio * bio)
atomic_inc(&r1_bio->remaining);
spin_lock_irqsave(&conf->device_lock, flags);
bio_list_add(&conf->pending_bio_list, mbio);
- blk_plug_device(mddev->queue);
+ blk_plug_device_unlocked(mddev->queue);
spin_unlock_irqrestore(&conf->device_lock, flags);
}
r1_bio_write_done(r1_bio, bio->bi_vcnt, behind_pages, behind_pages != NULL);
@@ -2021,7 +2024,6 @@ static int run(mddev_t *mddev)
if (IS_ERR(conf))
return PTR_ERR(conf);
- mddev->queue->queue_lock = &conf->device_lock;
list_for_each_entry(rdev, &mddev->disks, same_set) {
disk_stack_limits(mddev->gendisk, rdev->bdev,
rdev->data_offset << 9);
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