> On Thu, Aug 26, 2004 at 11:53:30AM +0100, Jamie Lokier wrote:
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>> Hans Reiser wrote:
>> > being able to cat dirname/pseudos/cat and get a 
>> > concatenation of all of the files is nice, and being able to cat 
>> > dirname/pseudos/tar and get an archive of the directory is nice
>> 
>> Yes.  Being able to cd into filename.tar.gz and filename.iso is also
>> nice, but all of these features should be supported by the VFS
>> generically, not in any specific filesystem, and there should be a
>> hook to invoke the various fun filesystem-independent handlers by name.

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> It doesn't belong into the kernel at all.  If at all it belongs into a
> userspace filesystems, but even in that case the magic detection of
> which one to use is kinda hard.  You absoutely don't want to hardcode
> file formats in the kernel.

  Do  you  mean  user-level  file  system  as  a  VFS  handled by user
  applications,  or  a  intermediate  file  system  layer  between any
  application  and  the  real  file  system?  The latter would be good
  enough as it would still be transparent to the applications.

  ~S