fs/jbd2/commit.c

352 	struct journal_head *jh;
480 		jh = commit_transaction->t_reserved_list;
481 		JBUFFER_TRACE(jh, "reserved, unused: refile");
486 		if (jh->b_committed_data) {
487 			struct buffer_head *bh = jh2bh(jh);
489 			spin_lock(&jh->b_state_lock);
490 			jbd2_free(jh->b_committed_data, bh->b_size);
491 			jh->b_committed_data = NULL;
492 			spin_unlock(&jh->b_state_lock);
494 		jbd2_journal_refile_buffer(journal, jh);
581 		jh = commit_transaction->t_buffers;
587 			clear_buffer_jbddirty(jh2bh(jh));
588 			JBUFFER_TRACE(jh, "journal is aborting: refile");
589 			jbd2_buffer_abort_trigger(jh,
590 						  jh->b_frozen_data ?
591 						  jh->b_frozen_triggers :
592 						  jh->b_triggers);
593 			jbd2_journal_refile_buffer(journal, jh);
656 		atomic_inc(&jh2bh(jh)->b_count);
662 		set_bit(BH_JWrite, &jh2bh(jh)->b_state);
663 		JBUFFER_TRACE(jh, "ph3: write metadata");
665 						jh, &wbuf[bufs], blocknr);
682 		write_tag_block(journal, tag, jh2bh(jh)->b_blocknr);
833 		jh = commit_transaction->t_shadow_list->b_tprev;
834 		bh = jh2bh(jh);
843 		JBUFFER_TRACE(jh, "file as BJ_Forget");
844 		jbd2_journal_file_buffer(jh, commit_transaction, BJ_Forget);
845 		JBUFFER_TRACE(jh, "brelse shadowed buffer");
933 		jh = commit_transaction->t_forget;
935 		bh = jh2bh(jh);
941 		spin_lock(&jh->b_state_lock);
942 		J_ASSERT_JH(jh,	jh->b_transaction == commit_transaction);
957 		if (jh->b_committed_data) {
958 			jbd2_free(jh->b_committed_data, bh->b_size);
959 			jh->b_committed_data = NULL;
960 			if (jh->b_frozen_data) {
961 				jh->b_committed_data = jh->b_frozen_data;
962 				jh->b_frozen_data = NULL;
963 				jh->b_frozen_triggers = NULL;
965 		} else if (jh->b_frozen_data) {
966 			jbd2_free(jh->b_frozen_data, bh->b_size);
967 			jh->b_frozen_data = NULL;
968 			jh->b_frozen_triggers = NULL;
972 		cp_transaction = jh->b_cp_transaction;
974 			JBUFFER_TRACE(jh, "remove from old cp transaction");
976 			__jbd2_journal_remove_checkpoint(jh);
994 		if (buffer_freed(bh) && !jh->b_next_transaction) {
1022 			JBUFFER_TRACE(jh, "add to new checkpointing trans");
1023 			__jbd2_journal_insert_checkpoint(jh, commit_transaction);
1037 			if (!jh->b_next_transaction)
1040 		JBUFFER_TRACE(jh, "refile or unfile buffer");
1041 		drop_ref = __jbd2_journal_refile_buffer(jh);
1042 		spin_unlock(&jh->b_state_lock);
1044 			jbd2_journal_put_journal_head(jh);