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author | Phillip Lougher <phillip@squashfs.org.uk> | 2014-11-27 18:48:44 (GMT) |
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committer | Phillip Lougher <phillip@squashfs.org.uk> | 2014-11-27 18:48:44 (GMT) |
commit | 62421645bb702c077ee5a462815525106cb53bcf (patch) | |
tree | 83d98b98348bcaa8c7c0ddf2cc720104fdb6e52d /fs/squashfs/Kconfig | |
parent | 9c06a46f1524a05b2dccf5c74d7555b2cfcbe5db (diff) | |
download | linux-62421645bb702c077ee5a462815525106cb53bcf.tar.xz |
Squashfs: Add LZ4 compression configuration option
Add the glue code, and also update the documentation.
Signed-off-by: Phillip Lougher <phillip@squashfs.org.uk>
Diffstat (limited to 'fs/squashfs/Kconfig')
-rw-r--r-- | fs/squashfs/Kconfig | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/squashfs/Kconfig b/fs/squashfs/Kconfig index b6fa865..ffb093e 100644 --- a/fs/squashfs/Kconfig +++ b/fs/squashfs/Kconfig @@ -120,6 +120,21 @@ config SQUASHFS_ZLIB If unsure, say Y. +config SQUASHFS_LZ4 + bool "Include support for LZ4 compressed file systems" + depends on SQUASHFS + select LZ4_DECOMPRESS + help + Saying Y here includes support for reading Squashfs file systems + compressed with LZ4 compression. LZ4 compression is mainly + aimed at embedded systems with slower CPUs where the overheads + of zlib are too high. + + LZ4 is not the standard compression used in Squashfs and so most + file systems will be readable without selecting this option. + + If unsure, say N. + config SQUASHFS_LZO bool "Include support for LZO compressed file systems" depends on SQUASHFS |