diff options
Diffstat (limited to 'drivers/md/dm.c')
-rw-r--r-- | drivers/md/dm.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 2ffe7db75acb..dd154027adc9 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1457,7 +1457,6 @@ void dm_init_md_queue(struct mapped_device *md) * - must do so here (in alloc_dev callchain) before queue is used */ md->queue->queuedata = md; - md->queue->backing_dev_info.congested_data = md; } void dm_init_normal_md_queue(struct mapped_device *md) @@ -1468,6 +1467,7 @@ void dm_init_normal_md_queue(struct mapped_device *md) /* * Initialize aspects of queue that aren't relevant for blk-mq */ + md->queue->backing_dev_info.congested_data = md; md->queue->backing_dev_info.congested_fn = dm_any_congested; blk_queue_bounce_limit(md->queue, BLK_BOUNCE_ANY); } @@ -1555,6 +1555,12 @@ static struct mapped_device *alloc_dev(int minor) goto bad; dm_init_md_queue(md); + /* + * default to bio-based required ->make_request_fn until DM + * table is loaded and md->type established. If request-based + * table is loaded: blk-mq will override accordingly. + */ + blk_queue_make_request(md->queue, dm_make_request); md->disk = alloc_disk_node(1, numa_node_id); if (!md->disk) @@ -1853,7 +1859,6 @@ int dm_setup_md_queue(struct mapped_device *md, struct dm_table *t) case DM_TYPE_BIO_BASED: case DM_TYPE_DAX_BIO_BASED: dm_init_normal_md_queue(md); - blk_queue_make_request(md->queue, dm_make_request); /* * DM handles splitting bios as needed. Free the bio_split bioset * since it won't be used (saves 1 process per bio-based DM device). @@ -1946,9 +1951,7 @@ static void __dm_destroy(struct mapped_device *md, bool wait) set_bit(DMF_FREEING, &md->flags); spin_unlock(&_minor_lock); - spin_lock_irq(q->queue_lock); - queue_flag_set(QUEUE_FLAG_DYING, q); - spin_unlock_irq(q->queue_lock); + blk_set_queue_dying(q); if (dm_request_based(md) && md->kworker_task) kthread_flush_worker(&md->kworker); |