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udf: create common function for tag checksumming

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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>
This commit is contained in:
Marcin Slusarz
2008-02-08 04:20:39 -08:00
committed by Linus Torvalds
parent 4b11111aba
commit 3f2587bb22
5 changed files with 22 additions and 56 deletions
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3
fs/udf/udfdecl.h
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@@ -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;