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-rw-r--r--fs/pstore/Kconfig20
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/pstore/Kconfig b/fs/pstore/Kconfig
index b42e5bd6d8ff..898abafea7a5 100644
--- a/fs/pstore/Kconfig
+++ b/fs/pstore/Kconfig
@@ -19,6 +19,11 @@ choice
help
This option chooses compression algorithm.
+ Currently, pstore has support for 5 compression algorithms:
+ zlib, lzo, lz4, lz4hc and 842.
+
+ The default compression algorithm is zlib.
+
config PSTORE_ZLIB_COMPRESS
bool "ZLIB"
select ZLIB_DEFLATE
@@ -39,6 +44,21 @@ config PSTORE_LZ4_COMPRESS
select LZ4_DECOMPRESS
help
This option enables LZ4 compression algorithm support.
+
+config PSTORE_LZ4HC_COMPRESS
+ bool "LZ4HC"
+ select LZ4HC_COMPRESS
+ select LZ4_DECOMPRESS
+ help
+ This option enables LZ4HC (high compression) mode algorithm.
+
+config PSTORE_842_COMPRESS
+ bool "842"
+ select 842_COMPRESS
+ select 842_DECOMPRESS
+ help
+ This option enables 842 compression algorithm support.
+
endchoice
config PSTORE_CONSOLE