dm cache: remove usused deferred_cells member from struct cache

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>

diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index dd42d5ab8803c1b69592d7f7b92afb5acc7a2a76..f81daf8638a47e2f75e328147cf84b8e32343534 100644 (file)
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -408,7 +408,6 @@ struct cache {
        int sectors_per_block_shift;
 
        spinlock_t lock;
-       struct list_head deferred_cells;
        struct bio_list deferred_bios;
        sector_t migration_threshold;
        wait_queue_head_t migration_wait;
@@ -2586,7 +2585,6 @@ static int cache_create(struct cache_args *ca, struct cache **result)
        }
 
        spin_lock_init(&cache->lock);
-       INIT_LIST_HEAD(&cache->deferred_cells);
        bio_list_init(&cache->deferred_bios);
        atomic_set(&cache->nr_allocated_migrations, 0);
        atomic_set(&cache->nr_io_migrations, 0);