Commit eb9f56d8 authored Jul 26, 2016 by Sergey Senozhatsky Committed by Linus Torvalds Jul 26, 2016

zram: add more compression algorithms

Add "deflate", "lz4hc", "842" algorithms to the list of known
compression backends.  The real availability of those algorithms,
however, depends on the corresponding CONFIG_CRYPTO_FOO config options.

[sergey.senozhatsky@gmail.com: zram-add-more-compression-algorithms-v3]
  Link: http://lkml.kernel.org/r/20160604024902.11778-7-sergey.senozhatsky@gmail.com
Link: http://lkml.kernel.org/r/20160531122017.2878-8-sergey.senozhatsky@gmail.com


Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent ce1ed9f9

drivers/block/zram/zcomp.c

+9 −0

Original line number	Original line	Diff line number	Diff line
	@@ -22,6 +22,15 @@ static const char * const backends[] = {
	"lzo",		"lzo",
	#if IS_ENABLED(CONFIG_CRYPTO_LZ4)		#if IS_ENABLED(CONFIG_CRYPTO_LZ4)
	"lz4",		"lz4",
			#endif
			#if IS_ENABLED(CONFIG_CRYPTO_DEFLATE)
			"deflate",
			#endif
			#if IS_ENABLED(CONFIG_CRYPTO_LZ4HC)
			"lz4hc",
			#endif
			#if IS_ENABLED(CONFIG_CRYPTO_842)
			"842",
	#endif		#endif
	NULL		NULL
	};		};