Re: silent semantic changes with reiser4

Spam
2004-08-26T11:22:22Z

> On Thu, Aug 26, 2004 at 11:53:30AM +0100, Jamie Lokier wrote:
>> 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.

> 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