583 	BUG_ON(sh->batch_head);  in init_stripe()
948 	if (sh->batch_head)  in stripe_add_to_batch_list()
958 	if (head->batch_head) {  in stripe_add_to_batch_list()
959 		spin_lock(&head->batch_head->batch_lock);  in stripe_add_to_batch_list()
962 			spin_unlock(&head->batch_head->batch_lock);  in stripe_add_to_batch_list()
972 		sh->batch_head = head->batch_head;  in stripe_add_to_batch_list()
979 		spin_unlock(&head->batch_head->batch_lock);  in stripe_add_to_batch_list()
981 		head->batch_head = head;  in stripe_add_to_batch_list()
982 		sh->batch_head = head->batch_head;  in stripe_add_to_batch_list()
995 		if (test_bit(STRIPE_BIT_DELAY, &sh->batch_head->state) &&  in stripe_add_to_batch_list()
996 		    sh->batch_head->bm_seq > seq)  in stripe_add_to_batch_list()
997 			seq = sh->batch_head->bm_seq;  in stripe_add_to_batch_list()
998 		set_bit(STRIPE_BIT_DELAY, &sh->batch_head->state);  in stripe_add_to_batch_list()
999 		sh->batch_head->bm_seq = seq;  in stripe_add_to_batch_list()
1371 		if (!head_sh->batch_head)  in ops_run_io()
1493 	BUG_ON(sh->batch_head);  in ops_run_biofill()
1588 	BUG_ON(sh->batch_head);  in ops_run_compute5()
1686 	BUG_ON(sh->batch_head);  in ops_run_compute6_1()
1750 	BUG_ON(sh->batch_head);  in ops_run_compute6_2()
1883 	BUG_ON(sh->batch_head);  in ops_run_prexor5()
1991 			if (head_sh->batch_head) {  in ops_run_biodrain()
2120 	last_stripe = !head_sh->batch_head ||  in ops_run_reconstruct5()
2192 	last_stripe = !head_sh->batch_head ||  in ops_run_reconstruct6()
2242 	BUG_ON(sh->batch_head);  in ops_run_check_p()
2276 	BUG_ON(sh->batch_head);  in ops_run_check_pq()
2351 	if (overlap_clear && !sh->batch_head) {  in raid_run_ops()
2949 	if (sh->batch_head && bi->bi_status && !replacement)  in raid5_end_write_request()
2950 		set_bit(STRIPE_BATCH_ERR, &sh->batch_head->state);  in raid5_end_write_request()
2957 	if (sh->batch_head && sh != sh->batch_head)  in raid5_end_write_request()
2958 		raid5_release_stripe(sh->batch_head);  in raid5_end_write_request()
3497 	if (sh->batch_head)  in stripe_bio_overlaps()
3613 		if (!sh->batch_head) {  in __add_stripe_bio()
3664 	BUG_ON(sh->batch_head);  in handle_failed_stripe()
3779 	BUG_ON(sh->batch_head);  in handle_failed_sync()
3957 		BUG_ON(sh->batch_head);  in fetch_block()
4113 				if (head_sh->batch_head) {  in handle_stripe_clean_event()
4151 		if (head_sh->batch_head) {  in handle_stripe_clean_event()
4168 	if (head_sh->batch_head && do_endio)  in handle_stripe_clean_event()
4356 	BUG_ON(sh->batch_head);  in handle_parity_checks5()
4452 	BUG_ON(sh->batch_head);  in handle_parity_checks6()
4629 	BUG_ON(sh->batch_head);  in handle_stripe_expansion()
4704 	s->expanding = test_bit(STRIPE_EXPAND_SOURCE, &sh->state) && !sh->batch_head;  in analyse_stripe()
4705 	s->expanded = test_bit(STRIPE_EXPAND_READY, &sh->state) && !sh->batch_head;  in analyse_stripe()
4897 		return (sh->batch_head && sh->batch_head != sh);  in clear_batch_ready()
4899 	if (!sh->batch_head) {  in clear_batch_ready()
4908 	if (sh->batch_head != sh) {  in clear_batch_ready()
4962 		sh->batch_head = NULL;  in break_stripe_batch_list()
4976 	head_sh->batch_head = NULL;  in break_stripe_batch_list()
5018 	if (test_bit(STRIPE_SYNC_REQUESTED, &sh->state) && !sh->batch_head) {  in handle_stripe()
6077 	if ((!sh->batch_head || sh == sh->batch_head) &&  in make_stripe_request()