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 be used (only) as a 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.