983 	struct stripe_head *head_sh = sh;  in ops_run_io()  local
1000 		sh = head_sh;  in ops_run_io()
1037 			if (test_bit(R5_ReadRepl, &head_sh->dev[i].flags) && rrdev)  in ops_run_io()
1107 			if (sh != head_sh)  in ops_run_io()
1108 				atomic_inc(&head_sh->count);  in ops_run_io()
1115 			if (test_bit(R5_ReadNoMerge, &head_sh->dev[i].flags))  in ops_run_io()
1174 			if (sh != head_sh)  in ops_run_io()
1175 				atomic_inc(&head_sh->count);  in ops_run_io()
1215 		if (!head_sh->batch_head)  in ops_run_io()
1219 		if (sh != head_sh)  in ops_run_io()
1224 		defer_issue_bios(conf, head_sh->sector, &pending_bios);  in ops_run_io()
1725 	struct stripe_head *head_sh = sh;  in ops_run_biodrain()  local
1734 		sh = head_sh;  in ops_run_biodrain()
1735 		if (test_and_clear_bit(R5_Wantdrain, &head_sh->dev[i].flags)) {  in ops_run_biodrain()
1776 			if (head_sh->batch_head) {  in ops_run_biodrain()
1780 				if (sh == head_sh)  in ops_run_biodrain()
1849 	struct stripe_head *head_sh = sh;  in ops_run_reconstruct5()  local
1873 	if (head_sh->reconstruct_state == reconstruct_state_prexor_drain_run) {  in ops_run_reconstruct5()
1878 			if (head_sh->dev[i].written ||  in ops_run_reconstruct5()
1879 			    test_bit(R5_InJournal, &head_sh->dev[i].flags))  in ops_run_reconstruct5()
1896 	last_stripe = !head_sh->batch_head ||  in ops_run_reconstruct5()
1898 				 struct stripe_head, batch_list) == head_sh;  in ops_run_reconstruct5()
1903 		atomic_inc(&head_sh->count);  in ops_run_reconstruct5()
1904 		init_async_submit(&submit, flags, tx, ops_complete_reconstruct, head_sh,  in ops_run_reconstruct5()
1931 	struct stripe_head *head_sh = sh;  in ops_run_reconstruct6()  local
1964 	last_stripe = !head_sh->batch_head ||  in ops_run_reconstruct6()
1966 				 struct stripe_head, batch_list) == head_sh;  in ops_run_reconstruct6()
1969 		atomic_inc(&head_sh->count);  in ops_run_reconstruct6()
1971 				  head_sh, to_addr_conv(sh, percpu, j));  in ops_run_reconstruct6()
3743 static void break_stripe_batch_list(struct stripe_head *head_sh,
3756 	struct stripe_head *head_sh = sh;  in handle_stripe_clean_event()  local
3791 				if (head_sh->batch_head) {  in handle_stripe_clean_event()
3795 					if (sh != head_sh) {  in handle_stripe_clean_event()
3800 				sh = head_sh;  in handle_stripe_clean_event()
3829 		if (head_sh->batch_head) {  in handle_stripe_clean_event()
3832 			if (sh != head_sh)  in handle_stripe_clean_event()
3835 		sh = head_sh;  in handle_stripe_clean_event()
3846 	if (head_sh->batch_head && do_endio)  in handle_stripe_clean_event()
3847 		break_stripe_batch_list(head_sh, STRIPE_EXPAND_SYNC_FLAGS);  in handle_stripe_clean_event()
4605 static void break_stripe_batch_list(struct stripe_head *head_sh,  in break_stripe_batch_list()  argument
4612 	list_for_each_entry_safe(sh, next, &head_sh->batch_list, batch_list) {  in break_stripe_batch_list()
4629 		WARN_ONCE(head_sh->state & ((1 << STRIPE_DISCARD) |  in break_stripe_batch_list()
4631 			"head stripe state: %lx\n", head_sh->state);  in break_stripe_batch_list()
4637 			      head_sh->state & (1 << STRIPE_INSYNC));  in break_stripe_batch_list()
4639 		sh->check_state = head_sh->check_state;  in break_stripe_batch_list()
4640 		sh->reconstruct_state = head_sh->reconstruct_state;  in break_stripe_batch_list()
4647 			sh->dev[i].flags = head_sh->dev[i].flags &  in break_stripe_batch_list()
4655 	spin_lock_irq(&head_sh->stripe_lock);  in break_stripe_batch_list()
4656 	head_sh->batch_head = NULL;  in break_stripe_batch_list()
4657 	spin_unlock_irq(&head_sh->stripe_lock);  in break_stripe_batch_list()
4658 	for (i = 0; i < head_sh->disks; i++)  in break_stripe_batch_list()
4659 		if (test_and_clear_bit(R5_Overlap, &head_sh->dev[i].flags))  in break_stripe_batch_list()
4661 	if (head_sh->state & handle_flags)  in break_stripe_batch_list()
4662 		set_bit(STRIPE_HANDLE, &head_sh->state);  in break_stripe_batch_list()
4665 		wake_up(&head_sh->raid_conf->wait_for_overlap);  in break_stripe_batch_list()