Messages in this thread Patch in this message | | | From | Sergey Senozhatsky <> | Subject | [PATCH] zram: add zstd to the supported algorithms list | Date | Thu, 24 Aug 2017 10:49:36 +0900 |
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Add ZSTD to the list of supported compression algorithms.
Official benchmarks [1]:
Compressor name Ratio Compression Decompress. zstd 1.1.3 -1 2.877 430 MB/s 1110 MB/s zlib 1.2.8 -1 2.743 110 MB/s 400 MB/s brotli 0.5.2 -0 2.708 400 MB/s 430 MB/s quicklz 1.5.0 -1 2.238 550 MB/s 710 MB/s lzo1x 2.09 -1 2.108 650 MB/s 830 MB/s lz4 1.7.5 2.101 720 MB/s 3600 MB/s snappy 1.1.3 2.091 500 MB/s 1650 MB/s lzf 3.6 -1 2.077 400 MB/s 860 MB/s
[1] https://github.com/facebook/zstd
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> --- drivers/block/zram/zcomp.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/block/zram/zcomp.c b/drivers/block/zram/zcomp.c index 5b8992beffec..cc66daec7bbc 100644 --- a/drivers/block/zram/zcomp.c +++ b/drivers/block/zram/zcomp.c @@ -31,6 +31,9 @@ static const char * const backends[] = { #endif #if IS_ENABLED(CONFIG_CRYPTO_842) "842", +#endif +#if IS_ENABLED(CONFIG_CRYPTO_ZSTD) + "zstd", #endif NULL }; -- 2.14.1
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