79 static inline struct hlist_head *stripe_hash(struct r5conf *conf, sector_t sect)  in stripe_hash()
90 static inline void lock_device_hash_lock(struct r5conf *conf, int hash)  in lock_device_hash_lock()
96 static inline void unlock_device_hash_lock(struct r5conf *conf, int hash)  in unlock_device_hash_lock()
102 static inline void lock_all_device_hash_locks_irq(struct r5conf *conf)  in lock_all_device_hash_locks_irq()
111 static inline void unlock_all_device_hash_locks_irq(struct r5conf *conf)  in unlock_all_device_hash_locks_irq()
159 static void print_raid5_conf (struct r5conf *conf);
177 	struct r5conf *conf = sh->raid_conf;  in raid5_wakeup_stripe_thread()
221 static void do_release_stripe(struct r5conf *conf, struct stripe_head *sh,  in do_release_stripe()
306 static void __release_stripe(struct r5conf *conf, struct stripe_head *sh,  in __release_stripe()
320 static void release_inactive_stripe_list(struct r5conf *conf,  in release_inactive_stripe_list()
363 static int release_stripe_list(struct r5conf *conf,  in release_stripe_list()
393 	struct r5conf *conf = sh->raid_conf;  in raid5_release_stripe()
430 static inline void insert_hash(struct r5conf *conf, struct stripe_head *sh)  in insert_hash()
441 static struct stripe_head *get_free_stripe(struct r5conf *conf, int hash)  in get_free_stripe()
494 static void stripe_set_idx(sector_t stripe, struct r5conf *conf, int previous,
499 	struct r5conf *conf = sh->raid_conf;  in init_stripe()
539 static struct stripe_head *__find_stripe(struct r5conf *conf, sector_t sector,  in __find_stripe()
565 int raid5_calc_degraded(struct r5conf *conf)  in raid5_calc_degraded()
621 static int has_failed(struct r5conf *conf)  in has_failed()
635 raid5_get_active_stripe(struct r5conf *conf, sector_t sector,  in raid5_get_active_stripe()
734 	struct r5conf *conf = sh->raid_conf;  in stripe_can_batch()
744 static void stripe_add_to_batch_list(struct r5conf *conf, struct stripe_head *sh)  in stripe_add_to_batch_list()
858 static int use_new_offset(struct r5conf *conf, struct stripe_head *sh)  in use_new_offset()
897 static void dispatch_defer_bios(struct r5conf *conf, int target,  in dispatch_defer_bios()
942 static void flush_deferred_bios(struct r5conf *conf)  in flush_deferred_bios()
957 static void defer_issue_bios(struct r5conf *conf, sector_t sector,  in defer_issue_bios()
986 	struct r5conf *conf = sh->raid_conf;  in ops_run_io()
1733 	struct r5conf *conf = sh->raid_conf;  in ops_run_biodrain()
2067 	struct r5conf *conf = sh->raid_conf;  in raid_run_ops()
2143 	int disks, struct r5conf *conf)  in alloc_stripe()
2176 static int grow_one_stripe(struct r5conf *conf, gfp_t gfp)  in grow_one_stripe()
2199 static int grow_stripes(struct r5conf *conf, int num)  in grow_stripes()
2258 static int resize_chunks(struct r5conf *conf, int new_disks, int new_sectors)  in resize_chunks()
2299 static int resize_stripes(struct r5conf *conf, int newsize)  in resize_stripes()
2447 static int drop_one_stripe(struct r5conf *conf)  in drop_one_stripe()
2465 static void shrink_stripes(struct r5conf *conf)  in shrink_stripes()
2478 	struct r5conf *conf = sh->raid_conf;  in raid5_end_read_request()
2600 	struct r5conf *conf = sh->raid_conf;  in raid5_end_write_request()
2679 	struct r5conf *conf = mddev->private;  in raid5_error()
2706 sector_t raid5_compute_sector(struct r5conf *conf, sector_t r_sector,  in raid5_compute_sector()
2910 	struct r5conf *conf = sh->raid_conf;  in raid5_compute_blocknr()
3066 static inline bool delay_towrite(struct r5conf *conf,  in delay_towrite()
3089 	struct r5conf *conf = sh->raid_conf;  in schedule_reconstruction()
3202 	struct r5conf *conf = sh->raid_conf;  in add_stripe_bio()
3323 static void end_reshape(struct r5conf *conf);
3325 static void stripe_set_idx(sector_t stripe, struct r5conf *conf, int previous,  in stripe_set_idx()
3342 handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,  in handle_failed_stripe()
3455 handle_failed_sync(struct r5conf *conf, struct stripe_head *sh,  in handle_failed_sync()
3743 static void handle_stripe_clean_event(struct r5conf *conf,  in handle_stripe_clean_event()
3858 static int handle_stripe_dirtying(struct r5conf *conf,  in handle_stripe_dirtying()
4026 static void handle_parity_checks5(struct r5conf *conf, struct stripe_head *sh,  in handle_parity_checks5()
4119 static void handle_parity_checks6(struct r5conf *conf, struct stripe_head *sh,  in handle_parity_checks6()
4288 static void handle_stripe_expansion(struct r5conf *conf, struct stripe_head *sh)  in handle_stripe_expansion()
4361 	struct r5conf *conf = sh->raid_conf;  in analyse_stripe()
4657 	struct r5conf *conf = sh->raid_conf;  in handle_stripe()
5047 static void raid5_activate_delayed(struct r5conf *conf)  in raid5_activate_delayed()
5064 static void activate_bit_delay(struct r5conf *conf,  in activate_bit_delay()
5083 	struct r5conf *conf = mddev->private;  in raid5_congested()
5105 	struct r5conf *conf = mddev->private;  in in_chunk_boundary()
5121 static void add_bio_to_retry(struct bio *bi,struct r5conf *conf)  in add_bio_to_retry()
5134 static struct bio *remove_bio_from_retry(struct r5conf *conf,  in remove_bio_from_retry()
5165 	struct r5conf *conf;  in raid5_align_endio()
5192 	struct r5conf *conf = mddev->private;  in raid5_read_one_chunk()
5289 		struct r5conf *conf = mddev->private;  in chunk_aligned_read()
5312 static struct stripe_head *__get_priority_stripe(struct r5conf *conf, int group)  in __get_priority_stripe()
5416 	struct r5conf *conf = mddev->private;  in raid5_unplug()
5479 	struct r5conf *conf = mddev->private;  in make_discard_request()
5566 	struct r5conf *conf = mddev->private;  in raid5_make_request()
5750 	struct r5conf *conf = mddev->private;  in reshape_request()
6011 	struct r5conf *conf = mddev->private;  in raid5_sync_request()
6101 static int  retry_aligned_read(struct r5conf *conf, struct bio *raid_bio,  in retry_aligned_read()
6164 static int handle_active_stripes(struct r5conf *conf, int group,  in handle_active_stripes()
6217 	struct r5conf *conf = group->conf;  in raid5_do_work()
6267 	struct r5conf *conf = mddev->private;  in raid5d()
6347 	struct r5conf *conf;  in raid5_show_stripe_cache_size()
6360 	struct r5conf *conf = mddev->private;  in raid5_set_cache_size()
6387 	struct r5conf *conf;  in raid5_store_stripe_cache_size()
6416 	struct r5conf *conf = mddev->private;  in raid5_show_rmw_level()
6426 	struct r5conf *conf = mddev->private;  in raid5_store_rmw_level()
6459 	struct r5conf *conf;  in raid5_show_preread_threshold()
6472 	struct r5conf *conf;  in raid5_store_preread_threshold()
6504 	struct r5conf *conf;  in raid5_show_skip_copy()
6517 	struct r5conf *conf;  in raid5_store_skip_copy()
6556 	struct r5conf *conf = mddev->private;  in stripe_cache_active_show()
6569 	struct r5conf *conf;  in raid5_show_group_thread_cnt()
6579 static int alloc_thread_groups(struct r5conf *conf, int cnt,
6586 	struct r5conf *conf;  in raid5_store_group_thread_cnt()
6654 static int alloc_thread_groups(struct r5conf *conf, int cnt,  in alloc_thread_groups()
6702 static void free_thread_groups(struct r5conf *conf)  in free_thread_groups()
6713 	struct r5conf *conf = mddev->private;  in raid5_size()
6726 static void free_scratch_buffer(struct r5conf *conf, struct raid5_percpu *percpu)  in free_scratch_buffer()
6735 static int alloc_scratch_buffer(struct r5conf *conf, struct raid5_percpu *percpu)  in alloc_scratch_buffer()
6757 	struct r5conf *conf = hlist_entry_safe(node, struct r5conf, node);  in raid456_cpu_dead()
6763 static void raid5_free_percpu(struct r5conf *conf)  in raid5_free_percpu()
6772 static void free_conf(struct r5conf *conf)  in free_conf()
6794 	struct r5conf *conf = hlist_entry_safe(node, struct r5conf, node);  in raid456_cpu_up_prepare()
6805 static int raid5_alloc_percpu(struct r5conf *conf)  in raid5_alloc_percpu()
6826 	struct r5conf *conf = container_of(shrink, struct r5conf, shrinker);  in raid5_cache_scan()
6847 	struct r5conf *conf = container_of(shrink, struct r5conf, shrinker);  in raid5_cache_count()
6855 static struct r5conf *setup_conf(struct mddev *mddev)  in setup_conf()
6857 	struct r5conf *conf;  in setup_conf()
6896 	conf = kzalloc(sizeof(struct r5conf), GFP_KERNEL);  in setup_conf()
7129 	struct r5conf *conf;  in raid5_run()
7481 	struct r5conf *conf = priv;  in raid5_free()
7489 	struct r5conf *conf = mddev->private;  in raid5_status()
7504 static void print_raid5_conf (struct r5conf *conf)  in print_raid5_conf()
7531 	struct r5conf *conf = mddev->private;  in raid5_spare_active()
7573 	struct r5conf *conf = mddev->private;  in raid5_remove_disk()
7658 	struct r5conf *conf = mddev->private;  in raid5_add_disk()
7738 	struct r5conf *conf = mddev->private;  in raid5_resize()
7773 	struct r5conf *conf = mddev->private;  in check_stripe_cache()
7789 	struct r5conf *conf = mddev->private;  in check_reshape()
7833 	struct r5conf *conf = mddev->private;  in raid5_start_reshape()
7972 static void end_reshape(struct r5conf *conf)  in end_reshape()
8010 	struct r5conf *conf = mddev->private;  in raid5_finish_reshape()
8040 	struct r5conf *conf = mddev->private;  in raid5_quiesce()
8168 	struct r5conf *conf = mddev->private;  in raid5_check_reshape()
8311 	struct r5conf *conf;  in raid5_change_consistency_policy()
8373 	struct r5conf *conf = mddev->private;  in raid5_start()