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authorRichard Purdie <rpurdie@openedhand.com>2007-07-10 10:28:36 +0100
committerDavid Woodhouse <dwmw2@infradead.org>2007-07-11 15:03:53 +0100
commitc799aca31bfe61ba3a91133acf5a13a0773087d4 (patch)
treed05f44fbec08e26fd52b8b1f4c7b5d162cfe3c31 /fs/jffs2/compr.c
parent8691a729a2a3d739ee40a577053157393450aabd (diff)
downloadop-kernel-dev-c799aca31bfe61ba3a91133acf5a13a0773087d4.zip
op-kernel-dev-c799aca31bfe61ba3a91133acf5a13a0773087d4.tar.gz
[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>
Diffstat (limited to 'fs/jffs2/compr.c')
-rw-r--r--fs/jffs2/compr.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/jffs2/compr.c b/fs/jffs2/compr.c
index d90ca05..bcc28d2 100644
--- a/fs/jffs2/compr.c
+++ b/fs/jffs2/compr.c
@@ -286,6 +286,9 @@ int __init jffs2_compressors_init(void)
jffs2_rubinmips_init();
jffs2_dynrubin_init();
#endif
+#ifdef CONFIG_JFFS2_LZO
+ jffs2_lzo_init();
+#endif
/* Setting default compression mode */
#ifdef CONFIG_JFFS2_CMODE_NONE
jffs2_compression_mode = JFFS2_COMPR_MODE_NONE;
@@ -304,6 +307,9 @@ int __init jffs2_compressors_init(void)
int jffs2_compressors_exit(void)
{
/* Unregistering compressors */
+#ifdef CONFIG_JFFS2_LZO
+ jffs2_lzo_exit();
+#endif
#ifdef CONFIG_JFFS2_RUBIN
jffs2_dynrubin_exit();
jffs2_rubinmips_exit();
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