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9e65bf68a8
This config option doesn't provide any usage for zram. Signed-off-by: Marcin Jabrzyk <m.jabrzyk@samsung.com> Acked-by: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Nitin Gupta <ngupta@vflare.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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816 B
Text
26 lines
No EOL
816 B
Text
config ZRAM
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tristate "Compressed RAM block device support"
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depends on BLOCK && SYSFS && ZSMALLOC
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select LZO_COMPRESS
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select LZO_DECOMPRESS
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default n
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help
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Creates virtual block devices called /dev/zramX (X = 0, 1, ...).
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Pages written to these disks are compressed and stored in memory
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itself. These disks allow very fast I/O and compression provides
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good amounts of memory savings.
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It has several use cases, for example: /tmp storage, use as swap
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disks and maybe many more.
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See zram.txt for more information.
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config ZRAM_LZ4_COMPRESS
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bool "Enable LZ4 algorithm support"
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depends on ZRAM
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select LZ4_COMPRESS
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select LZ4_DECOMPRESS
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default n
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help
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This option enables LZ4 compression algorithm support. Compression
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algorithm can be changed using `comp_algorithm' device attribute. |