1. 根目录:
2. fs
3. ext3
4. ext3_jbd.c

/*
 * Interface between ext3 and JBD
 */

#include <linux/ext3_jbd.h>

int __ext3_journal_get_undo_access(const char *where, handle_t *handle,
				struct buffer_head *bh)
{
	int err = journal_get_undo_access(handle, bh);
	if (err)
		ext3_journal_abort_handle(where, __func__, bh, handle,err);
	return err;
}

int __ext3_journal_get_write_access(const char *where, handle_t *handle,
				struct buffer_head *bh)
{
	int err = journal_get_write_access(handle, bh);
	if (err)
		ext3_journal_abort_handle(where, __func__, bh, handle,err);
	return err;
}

int __ext3_journal_forget(const char *where, handle_t *handle,
				struct buffer_head *bh)
{
	int err = journal_forget(handle, bh);
	if (err)
		ext3_journal_abort_handle(where, __func__, bh, handle,err);
	return err;
}

int __ext3_journal_revoke(const char *where, handle_t *handle,
				unsigned long blocknr, struct buffer_head *bh)
{
	int err = journal_revoke(handle, blocknr, bh);
	if (err)
		ext3_journal_abort_handle(where, __func__, bh, handle,err);
	return err;
}

int __ext3_journal_get_create_access(const char *where,
				handle_t *handle, struct buffer_head *bh)
{
	int err = journal_get_create_access(handle, bh);
	if (err)
		ext3_journal_abort_handle(where, __func__, bh, handle,err);
	return err;
}

int __ext3_journal_dirty_metadata(const char *where,
				handle_t *handle, struct buffer_head *bh)
{
	int err = journal_dirty_metadata(handle, bh);
	if (err)
		ext3_journal_abort_handle(where, __func__, bh, handle,err);
	return err;
}