1config XVMALLOC
 2	bool
 3	default n
 4
 5config ZRAM
 6	tristate "Compressed RAM block device support"
 7	depends on BLOCK && SYSFS
 8	select XVMALLOC
 9	select LZO_COMPRESS
10	select LZO_DECOMPRESS
11	default n
12	help
13	  Creates virtual block devices called /dev/zramX (X = 0, 1, ...).
14	  Pages written to these disks are compressed and stored in memory
15	  itself. These disks allow very fast I/O and compression provides
16	  good amounts of memory savings.
17
18	  It has several use cases, for example: /tmp storage, use as swap
19	  disks and maybe many more.
20
21	  See zram.txt for more information.
22	  Project home: http://compcache.googlecode.com/
23
24config ZRAM_DEBUG
25	bool "Compressed RAM block device debug support"
26	depends on ZRAM
27	default n
28	help
29	  This option adds additional debugging code to the compressed
30	  RAM block device driver.