From e76e1fdfa8f8dc1ea6699923cf5d92b5bee9c936 Mon Sep 17 00:00:00 2001
From: Kyungsik Lee <kyungsik.lee@lge.com>
Date: Mon, 8 Jul 2013 16:01:46 -0700
Subject: 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>
---
 lib/Kconfig | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'lib/Kconfig')

diff --git a/lib/Kconfig b/lib/Kconfig
index f1ed53c3aa44..e9cdc8ffdcee 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -194,6 +194,9 @@ config LZO_COMPRESS
 config LZO_DECOMPRESS
 	tristate
 
+config LZ4_DECOMPRESS
+	tristate
+
 source "lib/xz/Kconfig"
 
 #
@@ -218,6 +221,10 @@ config DECOMPRESS_LZO
 	select LZO_DECOMPRESS
 	tristate
 
+config DECOMPRESS_LZ4
+	select LZ4_DECOMPRESS
+	tristate
+
 #
 # Generic allocator support is selected if needed
 #
-- 
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