lib: add support for LZ4-compressed kernel

Add support for extracting LZ4-compressed kernel images, as well as
LZ4-compressed ramdisk images in the kernel boot process.

Signed-off-by: Kyungsik Lee <kyungsik.lee@lge.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Florian Fainelli <florian@openwrt.org>
Cc: Yann Collet <yann.collet.73@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kyungsik Lee
2013-07-08 16:01:46 -07:00
committed by Linus Torvalds
parent cffb78b0e0
commit e76e1fdfa8
10 changed files with 243 additions and 2 deletions

1
lib/lz4/Makefile Normal file
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@@ -0,0 +1 @@
obj-$(CONFIG_LZ4_DECOMPRESS) += lz4_decompress.o

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@@ -1,7 +1,7 @@
/*
* LZ4 Decompressor for Linux kernel
*
* Copyright (C) 2013 LG Electronics Co., Ltd. (http://www.lge.com/)
* Copyright (C) 2013, LG Electronics, Kyungsik Lee <kyungsik.lee@lge.com>
*
* Based on LZ4 implementation by Yann Collet.
*