Merge lgrimmer@bk-internal.mysql.com:/home/bk/mysql-4.1

	buf_flush_free_margin();

	frame = block->frame;

	/* Reset to zero the file flush lsn field in the page; if the first

	page of an ibdata file is 'created' in this function into the buffer

	pool then we lose the original contents of the file flush lsn stamp.

	Then InnoDB could in a crash recovery print a big, false, corruption

	warning if the stamp contains an lsn bigger than the ib_logfile lsn. */

	memset(frame + FIL_PAGE_FILE_FLUSH_LSN, 0, 8);

#ifdef UNIV_DEBUG

	buf_dbg_counter++;