Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support.

[jvrao <jvrao@linux.vnet.ibm.com>]

Luiz Capitulino wrote:
> On Thu, 8 Apr 2010 18:01:01 +0200
> Mohammed Gamal <m.gamal005@gmail.com> wrote:
> 
>> Hi,
>> Now that Cam is almost done with his ivshmem patches, I was thinking
>> of another idea for GSoC which is improving the pass-though
>> filesystems.
>> I've got some questions on that:
>>
>> 1- What does the community prefer to use and improve? CIFS, 9p, or
>> both? And which is better taken up for GSoC.

Please look at our recent set of patches. 
We are developing a 9P server for QEMU and client is already part of mainline Linux.
Our goal is to optimize it for virualization environment and will work as FS pass-through
mechanism between host and the guest.

Here is the latest set of patches..

http://www.mail-archive.com/qemu-devel@nongnu.org/msg29267.html

Please let us know if you are interested ... we can coordinate.

Thanks,
JV

>>
>> 2- With respect to CIFS. I wonder how the shares are supposed to be
>> exposed to the guest. Should the Samba server be modified to be able
>> to use unix domain sockets instead of TCP ports and then QEMU
>> communicating on these sockets. With that approach, how should the
>> guest be able to see the exposed share? And what is the problem of
>> using Samba with TCP ports?
>>
>> 3- In addition, I see the idea mentions that some Windows code needs
>> to be written to use network shares on a special interface. What's
>> that interface? And what's the nature of that Windows code? (a driver
>> a la "guest additions"?)
> 
>  CC'ing Aneesh as he's working on that.
> 
>