From c799aca31bfe61ba3a91133acf5a13a0773087d4 Mon Sep 17 00:00:00 2001
From: Richard Purdie <rpurdie@openedhand.com>
Date: Tue, 10 Jul 2007 10:28:36 +0100
Subject: [JFFS2] Add LZO compression support.

Add LZO1X compression/decompression support to jffs2.

LZO's interface doesn't entirely match that required by jffs2 so a
buffer and memcpy is unavoidable.

Signed-off-by: Richard Purdie <rpurdie@openedhand.com>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
---
 fs/Kconfig | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'fs/Kconfig')

diff --git a/fs/Kconfig b/fs/Kconfig
index e19423a2aa7d..a2ec0b375dff 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -1314,6 +1314,17 @@ config JFFS2_ZLIB
 
 	  Say 'Y' if unsure.
 
+config JFFS2_LZO
+	bool "JFFS2 LZO compression support" if JFFS2_COMPRESSION_OPTIONS
+	select LZO_COMPRESS
+	select LZO_DECOMPRESS
+	depends on JFFS2_FS
+	default y
+	help
+	  minilzo-based compression. Generally works better than Zlib.
+
+	  Say 'Y' if unsure.
+
 config JFFS2_RTIME
 	bool "JFFS2 RTIME compression support" if JFFS2_COMPRESSION_OPTIONS
 	depends on JFFS2_FS
-- 
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