35 	transaction_t *transaction = jh->b_cp_transaction;  in __buffer_unlink_first()  local
39 	if (transaction->t_checkpoint_list == jh) {  in __buffer_unlink_first()
40 		transaction->t_checkpoint_list = jh->b_cpnext;  in __buffer_unlink_first()
41 		if (transaction->t_checkpoint_list == jh)  in __buffer_unlink_first()
42 			transaction->t_checkpoint_list = NULL;  in __buffer_unlink_first()
53 	transaction_t *transaction = jh->b_cp_transaction;  in __buffer_unlink()  local
56 	if (transaction->t_checkpoint_io_list == jh) {  in __buffer_unlink()
57 		transaction->t_checkpoint_io_list = jh->b_cpnext;  in __buffer_unlink()
58 		if (transaction->t_checkpoint_io_list == jh)  in __buffer_unlink()
59 			transaction->t_checkpoint_io_list = NULL;  in __buffer_unlink()
70 	transaction_t *transaction = jh->b_cp_transaction;  in __buffer_relink_io()  local
74 	if (!transaction->t_checkpoint_io_list) {  in __buffer_relink_io()
77 		jh->b_cpnext = transaction->t_checkpoint_io_list;  in __buffer_relink_io()
78 		jh->b_cpprev = transaction->t_checkpoint_io_list->b_cpprev;  in __buffer_relink_io()
82 	transaction->t_checkpoint_io_list = jh;  in __buffer_relink_io()
207 static int __wait_cp_io(journal_t *journal, transaction_t *transaction)  in __wait_cp_io()  argument
215 	this_tid = transaction->t_tid;  in __wait_cp_io()
218 	if (journal->j_checkpoint_transactions != transaction ||  in __wait_cp_io()
219 			transaction->t_tid != this_tid)  in __wait_cp_io()
221 	while (!released && transaction->t_checkpoint_io_list) {  in __wait_cp_io()
222 		jh = transaction->t_checkpoint_io_list;  in __wait_cp_io()
357 	transaction_t *transaction;  in log_do_checkpoint()  local
382 	transaction = journal->j_checkpoint_transactions;  in log_do_checkpoint()
383 	this_tid = transaction->t_tid;  in log_do_checkpoint()
390 	if (journal->j_checkpoint_transactions == transaction &&  in log_do_checkpoint()
391 			transaction->t_tid == this_tid) {  in log_do_checkpoint()
397 		while (!retry && transaction->t_checkpoint_list) {  in log_do_checkpoint()
400 			jh = transaction->t_checkpoint_list;  in log_do_checkpoint()
434 		err = __wait_cp_io(journal, transaction);  in log_do_checkpoint()
466 	transaction_t * transaction;  in cleanup_journal_tail()  local
483 	transaction = journal->j_checkpoint_transactions;  in cleanup_journal_tail()
484 	if (transaction) {  in cleanup_journal_tail()
485 		first_tid = transaction->t_tid;  in cleanup_journal_tail()
486 		blocknr = transaction->t_log_start;  in cleanup_journal_tail()
487 	} else if ((transaction = journal->j_committing_transaction) != NULL) {  in cleanup_journal_tail()
488 		first_tid = transaction->t_tid;  in cleanup_journal_tail()
489 		blocknr = transaction->t_log_start;  in cleanup_journal_tail()
490 	} else if ((transaction = journal->j_running_transaction) != NULL) {  in cleanup_journal_tail()
491 		first_tid = transaction->t_tid;  in cleanup_journal_tail()
607 	transaction_t *transaction, *last_transaction, *next_transaction;  in __journal_clean_checkpoint_list()  local
611 	transaction = journal->j_checkpoint_transactions;  in __journal_clean_checkpoint_list()
612 	if (!transaction)  in __journal_clean_checkpoint_list()
615 	last_transaction = transaction->t_cpprev;  in __journal_clean_checkpoint_list()
616 	next_transaction = transaction;  in __journal_clean_checkpoint_list()
618 		transaction = next_transaction;  in __journal_clean_checkpoint_list()
619 		next_transaction = transaction->t_cpnext;  in __journal_clean_checkpoint_list()
620 		ret += journal_clean_one_cp_list(transaction->  in __journal_clean_checkpoint_list()
636 		ret += journal_clean_one_cp_list(transaction->  in __journal_clean_checkpoint_list()
640 	} while (transaction != last_transaction);  in __journal_clean_checkpoint_list()
667 	transaction_t *transaction;  in __journal_remove_checkpoint()  local
673 	if ((transaction = jh->b_cp_transaction) == NULL) {  in __journal_remove_checkpoint()
677 	journal = transaction->t_journal;  in __journal_remove_checkpoint()
684 	if (transaction->t_checkpoint_list != NULL ||  in __journal_remove_checkpoint()
685 	    transaction->t_checkpoint_io_list != NULL)  in __journal_remove_checkpoint()
697 	if (transaction->t_state != T_FINISHED)  in __journal_remove_checkpoint()
703 	__journal_drop_transaction(journal, transaction);  in __journal_remove_checkpoint()
722 			       transaction_t *transaction)  in __journal_insert_checkpoint()  argument
730 	jh->b_cp_transaction = transaction;  in __journal_insert_checkpoint()
732 	if (!transaction->t_checkpoint_list) {  in __journal_insert_checkpoint()
735 		jh->b_cpnext = transaction->t_checkpoint_list;  in __journal_insert_checkpoint()
736 		jh->b_cpprev = transaction->t_checkpoint_list->b_cpprev;  in __journal_insert_checkpoint()
740 	transaction->t_checkpoint_list = jh;  in __journal_insert_checkpoint()
753 void __journal_drop_transaction(journal_t *journal, transaction_t *transaction)  in __journal_drop_transaction()  argument
756 	if (transaction->t_cpnext) {  in __journal_drop_transaction()
757 		transaction->t_cpnext->t_cpprev = transaction->t_cpprev;  in __journal_drop_transaction()
758 		transaction->t_cpprev->t_cpnext = transaction->t_cpnext;  in __journal_drop_transaction()
759 		if (journal->j_checkpoint_transactions == transaction)  in __journal_drop_transaction()
761 				transaction->t_cpnext;  in __journal_drop_transaction()
762 		if (journal->j_checkpoint_transactions == transaction)  in __journal_drop_transaction()
766 	J_ASSERT(transaction->t_state == T_FINISHED);  in __journal_drop_transaction()
767 	J_ASSERT(transaction->t_buffers == NULL);  in __journal_drop_transaction()
768 	J_ASSERT(transaction->t_sync_datalist == NULL);  in __journal_drop_transaction()
769 	J_ASSERT(transaction->t_forget == NULL);  in __journal_drop_transaction()
770 	J_ASSERT(transaction->t_iobuf_list == NULL);  in __journal_drop_transaction()
771 	J_ASSERT(transaction->t_shadow_list == NULL);  in __journal_drop_transaction()
772 	J_ASSERT(transaction->t_log_list == NULL);  in __journal_drop_transaction()
773 	J_ASSERT(transaction->t_checkpoint_list == NULL);  in __journal_drop_transaction()
774 	J_ASSERT(transaction->t_checkpoint_io_list == NULL);  in __journal_drop_transaction()
775 	J_ASSERT(transaction->t_updates == 0);  in __journal_drop_transaction()
776 	J_ASSERT(journal->j_committing_transaction != transaction);  in __journal_drop_transaction()
777 	J_ASSERT(journal->j_running_transaction != transaction);  in __journal_drop_transaction()
779 	trace_jbd_drop_transaction(journal, transaction);  in __journal_drop_transaction()
780 	jbd_debug(1, "Dropping transaction %d, all done\n", transaction->t_tid);  in __journal_drop_transaction()
781 	kfree(transaction);  in __journal_drop_transaction()