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zram: add more compression algorithms

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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.

[[email protected]: zram-add-more-compression-algorithms-v3]
  Link: http://lkml.kernel.org/r/[email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Sergey Senozhatsky <[email protected]>
Acked-by: Minchan Kim <[email protected]>
Cc: Joonsoo Kim <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Sergey Senozhatsky 2016-07-26 15:22:56 -07:00 • committed by Linus Torvalds
commit eb9f56d825
1 changed files with 9 additions and 0 deletions
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9
drivers/block/zram/zcomp.c
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@ -22,6 +22,15 @@ static const char * const backends[] = {
"lzo",
#if IS_ENABLED(CONFIG_CRYPTO_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
NULL
};