diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-09-24 08:51:29 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-09-24 13:43:38 -0600 |
| commit | b807a2c5e0e2e81c96160682977c6f497cfcee96 (patch) | |
| tree | fcf65a3f48929d9b661f2c677bbc5d3117769f1c /drivers/block | |
| parent | 402dd2cf46b177be5bcb138b7d7fd8f38aa130e4 (diff) | |
drbd: remove dead code in device_to_statistics
Ever since the switch to blk-mq, a lower device not used for VM
writeback will not be marked congested, so the check will never
trigger.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/drbd/drbd_nl.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c index 43c8ae4d9fca..aaff5bde3915 100644 --- a/drivers/block/drbd/drbd_nl.c +++ b/drivers/block/drbd/drbd_nl.c @@ -3370,7 +3370,6 @@ static void device_to_statistics(struct device_statistics *s, if (get_ldev(device)) { struct drbd_md *md = &device->ldev->md; u64 *history_uuids = (u64 *)s->history_uuids; - struct request_queue *q; int n; spin_lock_irq(&md->uuid_lock); @@ -3384,11 +3383,6 @@ static void device_to_statistics(struct device_statistics *s, spin_unlock_irq(&md->uuid_lock); s->dev_disk_flags = md->flags; - q = bdev_get_queue(device->ldev->backing_bdev); - s->dev_lower_blocked = - bdi_congested(q->backing_dev_info, - (1 << WB_async_congested) | - (1 << WB_sync_congested)); put_ldev(device); } s->dev_size = drbd_get_capacity(device->this_bdev); |