NFS export of a squashfs

[Gabriel Winckler]

My luck. The new kernel (2.6.29), just released, includes squashfs (version
4.0).
Probably only arrive on ubuntu 9.10, but will be there for sure :-).

http://kernelnewbies.org/Linux_2_6_29

Winckler

On Mon, Mar 23, 2009 at 2:16 PM, Gabriel Winckler <
winckler at campogeral.com.br> wrote:

> Hi Phillip,
>
> Thank you very much for this elaborate trace.
>
> I will recompile the kernel in the next couple of days. For now I'm using
> the unfs3 server.
>
> Isn't this a case for opening a bug for the kernel team?
>
> I would suggest to update the squash patch and enable the exports.
> I also would like to have the aufs module compiled this exports enable by
> default.
>
> Anyone have suggestions on how accomplish this? A launchpad bug or submit a
> patch is the best way of contact the kernel team?
>
> Regards,
>
> Winckler
>
>>
>> Exporting Squashfs via NFS should work.  Unfortunately after checking
>> Ubuntu's
>> kernels (9.04 and 8.10) the reason it doesn't work is clear.  Ubuntu has
>> the
>> export code in Squashfs in their kernels disabled,..
>>
>> Why?  It's because Ubuntu are using an older version of Squashfs (3.3)
>> originally written for kernels 2.6.24 and older, which they have
>> incompletely
>> forward ported to later kernel versions.  Unfortunately the NFS export
>> interface
>> changed in kernels 2.6.25 and later, which means export code written for
>> 2.6.24
>> and earlier kernels no longer works.  Evidently rather than forward port
>> the NFS
>> export code to later kernels they have disabled it.
>>
>>
>> Phillip
>>
>>
>
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