Kconfig revision cd67e10ac6997c6d1e1504e3c111b693bfdbc148 
1config ZRAM
2	tristate "Compressed RAM block device support"
3	depends on BLOCK && SYSFS && ZSMALLOC
4	select LZO_COMPRESS
5	select LZO_DECOMPRESS
6	default n
7	help
8	  Creates virtual block devices called /dev/zramX (X = 0, 1, ...).
9	  Pages written to these disks are compressed and stored in memory
10	  itself. These disks allow very fast I/O and compression provides
11	  good amounts of memory savings.
12
13	  It has several use cases, for example: /tmp storage, use as swap
14	  disks and maybe many more.
15
16	  See zram.txt for more information.
17	  Project home: <https://compcache.googlecode.com/>
18
19config ZRAM_DEBUG
20	bool "Compressed RAM block device debug support"
21	depends on ZRAM
22	default n
23	help
24	  This option adds additional debugging code to the compressed
25	  RAM block device driver.
26