188 static inline int raid6_d0(struct stripe_head *sh)  in raid6_d0()
210 static int raid6_idx_to_slot(int idx, struct stripe_head *sh,  in raid6_idx_to_slot()
239 static int stripe_operations_active(struct stripe_head *sh)  in stripe_operations_active()
246 static void raid5_wakeup_stripe_thread(struct stripe_head *sh)  in raid5_wakeup_stripe_thread()
289 static void do_release_stripe(struct r5conf *conf, struct stripe_head *sh,  in do_release_stripe()
324 static void __release_stripe(struct r5conf *conf, struct stripe_head *sh,  in __release_stripe()
384 	struct stripe_head *sh;  in release_stripe_list()
393 		sh = llist_entry(head, struct stripe_head, release_list);  in release_stripe_list()
411 void raid5_release_stripe(struct stripe_head *sh)  in raid5_release_stripe()
444 static inline void remove_hash(struct stripe_head *sh)  in remove_hash()
452 static inline void insert_hash(struct r5conf *conf, struct stripe_head *sh)  in insert_hash()
463 static struct stripe_head *get_free_stripe(struct r5conf *conf, int hash)  in get_free_stripe()
465 	struct stripe_head *sh = NULL;  in get_free_stripe()
471 	sh = list_entry(first, struct stripe_head, lru);  in get_free_stripe()
482 static void shrink_buffers(struct stripe_head *sh)  in shrink_buffers()
498 static int grow_buffers(struct stripe_head *sh, gfp_t gfp)  in grow_buffers()
515 static void raid5_build_block(struct stripe_head *sh, int i, int previous);
517 			    struct stripe_head *sh);
519 static void init_stripe(struct stripe_head *sh, sector_t sector, int previous)  in init_stripe()
561 static struct stripe_head *__find_stripe(struct r5conf *conf, sector_t sector,  in __find_stripe()
564 	struct stripe_head *sh;  in __find_stripe()
656 struct stripe_head *
660 	struct stripe_head *sh;  in raid5_get_active_stripe()
721 static bool is_full_stripe_write(struct stripe_head *sh)  in is_full_stripe_write()
727 static void lock_two_stripes(struct stripe_head *sh1, struct stripe_head *sh2)  in lock_two_stripes()
739 static void unlock_two_stripes(struct stripe_head *sh1, struct stripe_head *sh2)  in unlock_two_stripes()
747 static bool stripe_can_batch(struct stripe_head *sh)  in stripe_can_batch()
759 static void stripe_add_to_batch_list(struct r5conf *conf, struct stripe_head *sh)  in stripe_add_to_batch_list()
761 	struct stripe_head *head;  in stripe_add_to_batch_list()
862 static int use_new_offset(struct r5conf *conf, struct stripe_head *sh)  in use_new_offset()
885 static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)  in ops_run_io()
889 	struct stripe_head *head_sh = sh;  in ops_run_io()
1100 		sh = list_first_entry(&sh->batch_list, struct stripe_head,  in ops_run_io()
1110 	struct stripe_head *sh)  in async_copy_data()
1172 	struct stripe_head *sh = stripe_head_ref;  in ops_complete_biofill()
1211 static void ops_run_biofill(struct stripe_head *sh)  in ops_run_biofill()
1243 static void mark_target_uptodate(struct stripe_head *sh, int target)  in mark_target_uptodate()
1258 	struct stripe_head *sh = stripe_head_ref;  in ops_complete_compute()
1275 static addr_conv_t *to_addr_conv(struct stripe_head *sh,  in to_addr_conv()
1294 ops_run_compute5(struct stripe_head *sh, struct raid5_percpu *percpu)  in ops_run_compute5()
1338 				struct stripe_head *sh,  in set_syndrome_sources()
1370 ops_run_compute6_1(struct stripe_head *sh, struct raid5_percpu *percpu)  in ops_run_compute6_1()
1428 ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu)  in ops_run_compute6_2()
1537 	struct stripe_head *sh = stripe_head_ref;  in ops_complete_prexor()
1544 ops_run_prexor5(struct stripe_head *sh, struct raid5_percpu *percpu,  in ops_run_prexor5()
1574 ops_run_prexor6(struct stripe_head *sh, struct raid5_percpu *percpu,  in ops_run_prexor6()
1594 ops_run_biodrain(struct stripe_head *sh, struct dma_async_tx_descriptor *tx)  in ops_run_biodrain()
1598 	struct stripe_head *head_sh = sh;  in ops_run_biodrain()
1644 						      struct stripe_head,  in ops_run_biodrain()
1658 	struct stripe_head *sh = stripe_head_ref;  in ops_complete_reconstruct()
1701 ops_run_reconstruct5(struct stripe_head *sh, struct raid5_percpu *percpu,  in ops_run_reconstruct5()
1712 	struct stripe_head *head_sh = sh;  in ops_run_reconstruct5()
1760 				 struct stripe_head, batch_list) == head_sh;  in ops_run_reconstruct5()
1780 		sh = list_first_entry(&sh->batch_list, struct stripe_head,  in ops_run_reconstruct5()
1787 ops_run_reconstruct6(struct stripe_head *sh, struct raid5_percpu *percpu,  in ops_run_reconstruct6()
1793 	struct stripe_head *head_sh = sh;  in ops_run_reconstruct6()
1828 				 struct stripe_head, batch_list) == head_sh;  in ops_run_reconstruct6()
1840 		sh = list_first_entry(&sh->batch_list, struct stripe_head,  in ops_run_reconstruct6()
1848 	struct stripe_head *sh = stripe_head_ref;  in ops_complete_check()
1858 static void ops_run_check_p(struct stripe_head *sh, struct raid5_percpu *percpu)  in ops_run_check_p()
1893 static void ops_run_check_pq(struct stripe_head *sh, struct raid5_percpu *percpu, int checkp)  in ops_run_check_pq()
1914 static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request)  in raid_run_ops()
1983 static struct stripe_head *alloc_stripe(struct kmem_cache *sc, gfp_t gfp)  in alloc_stripe()
1985 	struct stripe_head *sh;  in alloc_stripe()
1999 	struct stripe_head *sh;  in grow_one_stripe()
2037 			       sizeof(struct stripe_head)+(devs-1)*sizeof(struct r5dev),  in grow_stripes()
2146 	struct stripe_head *osh, *nsh;  in resize_stripes()
2163 			       sizeof(struct stripe_head)+(newsize-1)*sizeof(struct r5dev),  in resize_stripes()
2182 			nsh = list_entry(newstripes.next, struct stripe_head, lru);  in resize_stripes()
2237 		nsh = list_entry(newstripes.next, struct stripe_head, lru);  in resize_stripes()
2261 	struct stripe_head *sh;  in drop_one_stripe()
2289 	struct stripe_head *sh = bi->bi_private;  in raid5_end_read_request()
2411 	struct stripe_head *sh = bi->bi_private;  in raid5_end_write_request()
2486 static void raid5_build_block(struct stripe_head *sh, int i, int previous)  in raid5_build_block()
2536 			      struct stripe_head *sh)  in raid5_compute_sector()
2736 sector_t raid5_compute_blocknr(struct stripe_head *sh, int i, int previous)  in raid5_compute_blocknr()
2751 	struct stripe_head sh2;  in raid5_compute_blocknr()
2857 schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s,  in schedule_reconstruction()
2951 static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx,  in add_stripe_bio()
3055 			    struct stripe_head *sh)  in stripe_set_idx()
3071 handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,  in handle_failed_stripe()
3192 handle_failed_sync(struct r5conf *conf, struct stripe_head *sh,  in handle_failed_sync()
3238 static int want_replace(struct stripe_head *sh, int disk_idx)  in want_replace()
3261 static int need_this_block(struct stripe_head *sh, struct stripe_head_state *s,  in need_this_block()
3351 static int fetch_block(struct stripe_head *sh, struct stripe_head_state *s,  in fetch_block()
3426 static void handle_stripe_fill(struct stripe_head *sh,  in handle_stripe_fill()
3444 static void break_stripe_batch_list(struct stripe_head *head_sh,
3452 	struct stripe_head *sh, int disks, struct bio_list *return_bi)  in handle_stripe_clean_event()
3457 	struct stripe_head *head_sh = sh;  in handle_stripe_clean_event()
3496 							      struct stripe_head,  in handle_stripe_clean_event()
3536 					      struct stripe_head, batch_list);  in handle_stripe_clean_event()
3556 				   struct stripe_head *sh,  in handle_stripe_dirtying()
3687 static void handle_parity_checks5(struct r5conf *conf, struct stripe_head *sh,  in handle_parity_checks5()
3775 static void handle_parity_checks6(struct r5conf *conf, struct stripe_head *sh,  in handle_parity_checks6()
3939 static void handle_stripe_expansion(struct r5conf *conf, struct stripe_head *sh)  in handle_stripe_expansion()
3952 			struct stripe_head *sh2;  in handle_stripe_expansion()
4010 static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s)  in analyse_stripe()
4194 static int clear_batch_ready(struct stripe_head *sh)  in clear_batch_ready()
4200 	struct stripe_head *tmp;  in clear_batch_ready()
4230 static void break_stripe_batch_list(struct stripe_head *head_sh,  in break_stripe_batch_list()
4233 	struct stripe_head *sh, *next;  in break_stripe_batch_list()
4291 static void handle_stripe(struct stripe_head *sh)  in handle_stripe()
4525 		struct stripe_head *sh_src  in handle_stripe()
4646 			struct stripe_head *sh;  in raid5_activate_delayed()
4647 			sh = list_entry(l, struct stripe_head, lru);  in raid5_activate_delayed()
4666 		struct stripe_head *sh = list_entry(head.next, struct stripe_head, lru);  in activate_bit_delay()
4901 static struct stripe_head *__get_priority_stripe(struct r5conf *conf, int group)  in __get_priority_stripe()
4903 	struct stripe_head *sh = NULL, *tmp;  in __get_priority_stripe()
4988 	struct stripe_head *sh;  in raid5_unplug()
4997 			sh = list_first_entry(&cb->list, struct stripe_head, lru);  in raid5_unplug()
5024 				struct stripe_head *sh)  in release_stripe_plug()
5055 	struct stripe_head *sh;  in make_discard_request()
5149 	struct stripe_head *sh;  in make_request()
5344 	struct stripe_head *sh;  in reshape_request()
5544 		sh = list_entry(stripes.next, struct stripe_head, lru);  in reshape_request()
5586 	struct stripe_head *sh;  in sync_request()
5687 	struct stripe_head *sh;  in retry_aligned_read()
5745 	struct stripe_head *batch[MAX_STRIPE_BATCH], *sh;  in handle_active_stripes()
6618 	memory = conf->min_nr_stripes * (sizeof(struct stripe_head) +  in setup_conf()