K 10 svn:author V 6 ivoras K 8 svn:date V 27 2010-10-25T21:46:23.138587Z K 7 svn:log V 266 Bring vfs.ufs.dirhash_maxmem into the age of the fruitbat and make it autotuned. It is only an upper bound (the memory is not always allocated) and the system contains a vm_lowmem handler so nothing will crash and burn if it's tuned too high. Reviewed by: mckusick END