From 3f2587bb22bbcd679e9cf034fb4a29bb48b051b3 Mon Sep 17 00:00:00 2001
From: Marcin Slusarz <marcin.slusarz@gmail.com>
Date: Fri, 8 Feb 2008 04:20:39 -0800
Subject: udf: create common function for tag checksumming

Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Acked-by: Jan Kara <jack@suse.cz>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 fs/udf/udfdecl.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'fs/udf/udfdecl.h')

diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index c8016cc9e7e6..bed0a0251389 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -36,6 +36,9 @@
 
 #define udf_get_lb_pblock(sb,loc,offset) udf_get_pblock((sb), (loc).logicalBlockNum, (loc).partitionReferenceNum, (offset))
 
+/* computes tag checksum */
+u8 udf_tag_checksum(const tag *t);
+
 struct dentry;
 struct inode;
 struct task_struct;
-- 
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