49 get_transaction(journal_t *journal, transaction_t *transaction)  in get_transaction()  argument
51 	transaction->t_journal = journal;  in get_transaction()
52 	transaction->t_state = T_RUNNING;  in get_transaction()
53 	transaction->t_start_time = ktime_get();  in get_transaction()
54 	transaction->t_tid = journal->j_transaction_sequence++;  in get_transaction()
55 	transaction->t_expires = jiffies + journal->j_commit_interval;  in get_transaction()
56 	spin_lock_init(&transaction->t_handle_lock);  in get_transaction()
60 				round_jiffies_up(transaction->t_expires);  in get_transaction()
64 	journal->j_running_transaction = transaction;  in get_transaction()
66 	return transaction;  in get_transaction()
86 	transaction_t *transaction;  in start_this_handle()  local
144 	transaction = journal->j_running_transaction;  in start_this_handle()
150 	if (transaction->t_state == T_LOCKED) {  in start_this_handle()
166 	spin_lock(&transaction->t_handle_lock);  in start_this_handle()
167 	needed = transaction->t_outstanding_credits + nblocks;  in start_this_handle()
178 		spin_unlock(&transaction->t_handle_lock);  in start_this_handle()
181 		__log_start_commit(journal, transaction->t_tid);  in start_this_handle()
215 		spin_unlock(&transaction->t_handle_lock);  in start_this_handle()
223 	handle->h_transaction = transaction;  in start_this_handle()
224 	transaction->t_outstanding_credits += nblocks;  in start_this_handle()
225 	transaction->t_updates++;  in start_this_handle()
226 	transaction->t_handle_count++;  in start_this_handle()
228 		  handle, nblocks, transaction->t_outstanding_credits,  in start_this_handle()
230 	spin_unlock(&transaction->t_handle_lock);  in start_this_handle()
322 	transaction_t *transaction = handle->h_transaction;  in journal_extend()  local
323 	journal_t *journal = transaction->t_journal;  in journal_extend()
342 	spin_lock(&transaction->t_handle_lock);  in journal_extend()
343 	wanted = transaction->t_outstanding_credits + nblocks;  in journal_extend()
358 	transaction->t_outstanding_credits += nblocks;  in journal_extend()
363 	spin_unlock(&transaction->t_handle_lock);  in journal_extend()
388 	transaction_t *transaction = handle->h_transaction;  in journal_restart()  local
389 	journal_t *journal = transaction->t_journal;  in journal_restart()
401 	J_ASSERT(transaction->t_updates > 0);  in journal_restart()
405 	spin_lock(&transaction->t_handle_lock);  in journal_restart()
406 	transaction->t_outstanding_credits -= handle->h_buffer_credits;  in journal_restart()
407 	transaction->t_updates--;  in journal_restart()
409 	if (!transaction->t_updates)  in journal_restart()
411 	spin_unlock(&transaction->t_handle_lock);  in journal_restart()
414 	__log_start_commit(journal, transaction->t_tid);  in journal_restart()
460 		transaction_t *transaction = journal->j_running_transaction;  in journal_lock_updates()  local
462 		if (!transaction)  in journal_lock_updates()
465 		spin_lock(&transaction->t_handle_lock);  in journal_lock_updates()
466 		if (!transaction->t_updates) {  in journal_lock_updates()
467 			spin_unlock(&transaction->t_handle_lock);  in journal_lock_updates()
472 		spin_unlock(&transaction->t_handle_lock);  in journal_lock_updates()
523 	transaction_t *transaction;  in do_get_write_access()  local
532 	transaction = handle->h_transaction;  in do_get_write_access()
533 	journal = transaction->t_journal;  in do_get_write_access()
566 				jh->b_transaction == transaction ||  in do_get_write_access()
571 							transaction);  in do_get_write_access()
597 	if (jh->b_transaction == transaction ||  in do_get_write_access()
598 	    jh->b_next_transaction == transaction)  in do_get_write_access()
614 		jh->b_next_transaction = transaction;  in do_get_write_access()
620 	if (jh->b_transaction && jh->b_transaction != transaction) {  in do_get_write_access()
692 		jh->b_next_transaction = transaction;  in do_get_write_access()
706 		__journal_file_buffer(jh, transaction, BJ_Reserved);  in do_get_write_access()
786 	transaction_t *transaction = handle->h_transaction;  in journal_get_create_access()  local
787 	journal_t *journal = transaction->t_journal;  in journal_get_create_access()
807 	J_ASSERT_JH(jh, (jh->b_transaction == transaction ||  in journal_get_create_access()
830 		__journal_file_buffer(jh, transaction, BJ_Reserved);  in journal_get_create_access()
836 		jh->b_next_transaction = transaction;  in journal_get_create_access()
1139 	transaction_t *transaction = handle->h_transaction;  in journal_dirty_metadata()  local
1140 	journal_t *journal = transaction->t_journal;  in journal_dirty_metadata()
1168 	if (jh->b_transaction == transaction && jh->b_jlist == BJ_Metadata) {  in journal_dirty_metadata()
1183 	if (jh->b_transaction != transaction) {  in journal_dirty_metadata()
1187 		J_ASSERT_JH(jh, jh->b_next_transaction == transaction);  in journal_dirty_metadata()
1237 	transaction_t *transaction = handle->h_transaction;  in journal_forget()  local
1238 	journal_t *journal = transaction->t_journal;  in journal_forget()
1302 			__journal_file_buffer(jh, transaction, BJ_Forget);  in journal_forget()
1322 			J_ASSERT(jh->b_next_transaction == transaction);  in journal_forget()
1364 	transaction_t *transaction = handle->h_transaction;  in journal_stop()  local
1365 	journal_t *journal = transaction->t_journal;  in journal_stop()
1374 		J_ASSERT(transaction->t_updates > 0);  in journal_stop()
1422 						   transaction->t_start_time));  in journal_stop()
1437 	spin_lock(&transaction->t_handle_lock);  in journal_stop()
1438 	transaction->t_outstanding_credits -= handle->h_buffer_credits;  in journal_stop()
1439 	transaction->t_updates--;  in journal_stop()
1440 	if (!transaction->t_updates) {  in journal_stop()
1453 			transaction->t_outstanding_credits >  in journal_stop()
1455 			time_after_eq(jiffies, transaction->t_expires)) {  in journal_stop()
1459 		tid_t tid = transaction->t_tid;  in journal_stop()
1461 		spin_unlock(&transaction->t_handle_lock);  in journal_stop()
1465 		__log_start_commit(journal, transaction->t_tid);  in journal_stop()
1475 		spin_unlock(&transaction->t_handle_lock);  in journal_stop()
1574 	transaction_t *transaction;  in __journal_temp_unlink_buffer()  local
1578 	transaction = jh->b_transaction;  in __journal_temp_unlink_buffer()
1579 	if (transaction)  in __journal_temp_unlink_buffer()
1580 		assert_spin_locked(&transaction->t_journal->j_list_lock);  in __journal_temp_unlink_buffer()
1584 		J_ASSERT_JH(jh, transaction != NULL);  in __journal_temp_unlink_buffer()
1590 		list = &transaction->t_sync_datalist;  in __journal_temp_unlink_buffer()
1593 		transaction->t_nr_buffers--;  in __journal_temp_unlink_buffer()
1594 		J_ASSERT_JH(jh, transaction->t_nr_buffers >= 0);  in __journal_temp_unlink_buffer()
1595 		list = &transaction->t_buffers;  in __journal_temp_unlink_buffer()
1598 		list = &transaction->t_forget;  in __journal_temp_unlink_buffer()
1601 		list = &transaction->t_iobuf_list;  in __journal_temp_unlink_buffer()
1604 		list = &transaction->t_shadow_list;  in __journal_temp_unlink_buffer()
1607 		list = &transaction->t_log_list;  in __journal_temp_unlink_buffer()
1610 		list = &transaction->t_reserved_list;  in __journal_temp_unlink_buffer()
1613 		list = &transaction->t_locked_list;  in __journal_temp_unlink_buffer()
1775 static int __dispose_buffer(struct journal_head *jh, transaction_t *transaction)  in __dispose_buffer()  argument
1789 		__journal_file_buffer(jh, transaction, BJ_Forget);  in __dispose_buffer()
1848 	transaction_t *transaction;  in journal_unmap_buffer()  local
1895 	transaction = jh->b_transaction;  in journal_unmap_buffer()
1896 	if (transaction == NULL) {  in journal_unmap_buffer()
1940 	} else if (transaction == journal->j_committing_transaction) {  in journal_unmap_buffer()
1948 			may_free = __dispose_buffer(jh, transaction);  in journal_unmap_buffer()
1989 		J_ASSERT_JH(jh, transaction == journal->j_running_transaction);  in journal_unmap_buffer()
1991 		may_free = __dispose_buffer(jh, transaction);  in journal_unmap_buffer()
2079 			transaction_t *transaction, int jlist)  in __journal_file_buffer()  argument
2086 	assert_spin_locked(&transaction->t_journal->j_list_lock);  in __journal_file_buffer()
2089 	J_ASSERT_JH(jh, jh->b_transaction == transaction ||  in __journal_file_buffer()
2115 	jh->b_transaction = transaction;  in __journal_file_buffer()
2123 		list = &transaction->t_sync_datalist;  in __journal_file_buffer()
2126 		transaction->t_nr_buffers++;  in __journal_file_buffer()
2127 		list = &transaction->t_buffers;  in __journal_file_buffer()
2130 		list = &transaction->t_forget;  in __journal_file_buffer()
2133 		list = &transaction->t_iobuf_list;  in __journal_file_buffer()
2136 		list = &transaction->t_shadow_list;  in __journal_file_buffer()
2139 		list = &transaction->t_log_list;  in __journal_file_buffer()
2142 		list = &transaction->t_reserved_list;  in __journal_file_buffer()
2145 		list =  &transaction->t_locked_list;  in __journal_file_buffer()
2157 				transaction_t *transaction, int jlist)  in journal_file_buffer()  argument
2160 	spin_lock(&transaction->t_journal->j_list_lock);  in journal_file_buffer()
2161 	__journal_file_buffer(jh, transaction, jlist);  in journal_file_buffer()
2162 	spin_unlock(&transaction->t_journal->j_list_lock);  in journal_file_buffer()