What:		/sys/kernel/mm/cleancache/
Date:		April 2011
Contact:	Dan Magenheimer <dan.magenheimer@oracle.com>
Description:
		/sys/kernel/mm/cleancache/ contains a number of files which
		record a count of various cleancache operations
		(sum across all filesystems):
			succ_gets
			failed_gets
			puts
			flushes