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[Linux-cluster] Re: [PATCH 00/14] GFS



On Fri, 2005-08-05 at 10:28 +0200, Jan Engelhardt wrote:
> >The gfs2_disk_hash() function and the crc table on which it's based are a
> >part of gfs2_ondisk.h: the ondisk metadata specification.  This is a bit
> >unusual since gfs uses a hash table on-disk for its directory structure.
> >This header, including the hash function/table, must be included by user
> >space programs like fsck that want to decipher a fs, and any change to the
> >function or table would effectively make the fs corrupted.  Because of
> >this I think it's best for gfs to keep it's own copy as part of its ondisk
> >format spec.
> 
> Tune the spec to use kernel and libcrc32 tables and bump the version number of 
> the spec to e.g. GFS 2.1. That way, things transform smoothly and could go out 
> eventually at some later date.

afaik the tables aren't actually different. So no need to bump the spec!


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