https://github.com/torvalds/linux
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Tip revision: 0c5b9b5d9adbad4b60491f9ba0d2af38904bb4b9 authored by Linus Torvalds on 21 January 2018, 21:51:26 UTC
Linux 4.15-rc9
Tip revision: 0c5b9b5
xz_wrap.sh
#!/bin/sh
#
# This is a wrapper for xz to compress the kernel image using appropriate
# compression options depending on the architecture.
#
# Author: Lasse Collin <lasse.collin@tukaani.org>
#
# This file has been put into the public domain.
# You can do whatever you want with this file.
#

BCJ=
LZMA2OPTS=

case $SRCARCH in
	x86)            BCJ=--x86 ;;
	powerpc)        BCJ=--powerpc ;;
	ia64)           BCJ=--ia64; LZMA2OPTS=pb=4 ;;
	arm)            BCJ=--arm ;;
	sparc)          BCJ=--sparc ;;
esac

exec xz --check=crc32 $BCJ --lzma2=$LZMA2OPTS,dict=32MiB
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