736 	struct cache *ca = container_of(kobj, struct cache, kobj);  in SHOW()  local
738 	sysfs_hprint(bucket_size,	bucket_bytes(ca));  in SHOW()
739 	sysfs_hprint(block_size,	block_bytes(ca));  in SHOW()
740 	sysfs_print(nbuckets,		ca->sb.nbuckets);  in SHOW()
741 	sysfs_print(discard,		ca->discard);  in SHOW()
742 	sysfs_hprint(written, atomic_long_read(&ca->sectors_written) << 9);  in SHOW()
744 		     atomic_long_read(&ca->btree_sectors_written) << 9);  in SHOW()
746 		     (atomic_long_read(&ca->meta_sectors_written) +  in SHOW()
747 		      atomic_long_read(&ca->btree_sectors_written)) << 9);  in SHOW()
750 		    atomic_read(&ca->io_errors) >> IO_ERROR_SHIFT);  in SHOW()
755 					       CACHE_REPLACEMENT(&ca->sb));  in SHOW()
762 		size_t n = ca->sb.nbuckets, i;  in SHOW()
769 		cached = p = vmalloc(ca->sb.nbuckets * sizeof(uint16_t));  in SHOW()
773 		mutex_lock(&ca->set->bucket_lock);  in SHOW()
774 		for_each_bucket(b, ca) {  in SHOW()
785 		for (i = ca->sb.first_bucket; i < n; i++)  in SHOW()
786 			p[i] = ca->buckets[i].prio;  in SHOW()
787 		mutex_unlock(&ca->set->bucket_lock);  in SHOW()
795 		unused = ca->sb.nbuckets - n;  in SHOW()
821 				unused * 100 / (size_t) ca->sb.nbuckets,  in SHOW()
822 				available * 100 / (size_t) ca->sb.nbuckets,  in SHOW()
823 				dirty * 100 / (size_t) ca->sb.nbuckets,  in SHOW()
824 				meta * 100 / (size_t) ca->sb.nbuckets, sum,  in SHOW()
825 				n * ca->sb.bucket_size / (ARRAY_SIZE(q) + 1));  in SHOW()
843 	struct cache *ca = container_of(kobj, struct cache, kobj);  in STORE()  local
848 		if (blk_queue_discard(bdev_get_queue(ca->bdev)))  in STORE()
849 			ca->discard = v;  in STORE()
851 		if (v != CACHE_DISCARD(&ca->sb)) {  in STORE()
852 			SET_CACHE_DISCARD(&ca->sb, v);  in STORE()
853 			bcache_write_super(ca->set);  in STORE()
863 		if ((unsigned) v != CACHE_REPLACEMENT(&ca->sb)) {  in STORE()
864 			mutex_lock(&ca->set->bucket_lock);  in STORE()
865 			SET_CACHE_REPLACEMENT(&ca->sb, v);  in STORE()
866 			mutex_unlock(&ca->set->bucket_lock);  in STORE()
868 			bcache_write_super(ca->set);  in STORE()
873 		atomic_long_set(&ca->sectors_written, 0);  in STORE()
874 		atomic_long_set(&ca->btree_sectors_written, 0);  in STORE()
875 		atomic_long_set(&ca->meta_sectors_written, 0);  in STORE()
876 		atomic_set(&ca->io_count, 0);  in STORE()
877 		atomic_set(&ca->io_errors, 0);  in STORE()