config RAMZSWAP tristate "Compressed in-memory swap device (ramzswap)" depends on SWAP select LZO_COMPRESS select LZO_DECOMPRESS default n help Creates virtual block devices which can (only) be used as swap disks. Pages swapped to these disks are compressed and stored in memory itself. See ramzswap.txt for more information. Project home: http://compcache.googlecode.com/ config RAMZSWAP_STATS bool "Enable ramzswap stats" depends on RAMZSWAP default y help Enable statistics collection for ramzswap. This adds only a minimal overhead. In unsure, say Y.