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authorPhillip Lougher <phillip@lougher.demon.co.uk>2010-12-09 02:08:31 +0000
committerPhillip Lougher <phillip@lougher.demon.co.uk>2011-01-13 21:16:52 +0000
commit7a43ae523744c01b6187013e781f44c2281c579c (patch)
tree7f122fb883ef7cd86f08f90b770e03cae601efd3 /fs/squashfs/Kconfig
parent81bb8debd0d570dc67dc1e9d8b612632cb941893 (diff)
downloadlinux-7a43ae523744c01b6187013e781f44c2281c579c.tar.bz2
Squashfs: Add XZ compression configuration option
Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
Diffstat (limited to 'fs/squashfs/Kconfig')
-rw-r--r--fs/squashfs/Kconfig15
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/squashfs/Kconfig b/fs/squashfs/Kconfig
index e5f63da64d04..50cc4edbca06 100644
--- a/fs/squashfs/Kconfig
+++ b/fs/squashfs/Kconfig
@@ -53,6 +53,21 @@ config SQUASHFS_LZO
If unsure, say N.
+config SQUASHFS_XZ
+ bool "Include support for XZ compressed file systems"
+ depends on SQUASHFS
+ select XZ_DEC
+ help
+ Saying Y here includes support for reading Squashfs file systems
+ compressed with XZ compresssion. XZ gives better compression than
+ the default zlib compression, at the expense of greater CPU and
+ memory overhead.
+
+ XZ 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_EMBEDDED
bool "Additional option for memory-constrained systems"
depends on SQUASHFS