linux-kernel - Re: [Xen-devel] [PATCH 0/7] Xen transport for 9pfs frontend driver

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Message-ID: <20170309030232.fdmri3ovrhv4mrjp@MacBook-Pro-de-Roger.local>
Date:   Thu, 9 Mar 2017 12:02:32 +0900
From:   Roger Pau Monné <roger.pau@...rix.com>
To:     Stefano Stabellini <sstabellini@...nel.org>
CC:     <xen-devel@...ts.xenproject.org>, <jgross@...e.com>,
        <lucho@...kov.net>, <ericvh@...il.com>,
        <linux-kernel@...r.kernel.org>,
        <v9fs-developer@...ts.sourceforge.net>, <rminnich@...dia.gov>,
        <boris.ostrovsky@...cle.com>
Subject: Re: [Xen-devel] [PATCH 0/7] Xen transport for 9pfs frontend driver

On Tue, Mar 07, 2017 at 10:27:05AM -0800, Stefano Stabellini wrote:
> On Tue, 7 Mar 2017, Roger Pau Monné wrote:
> > On Mon, Mar 06, 2017 at 12:00:41PM -0800, Stefano Stabellini wrote:
> > > Hi all,
> > > 
> > > This patch series implements a new transport for 9pfs, aimed at Xen
> > > systems.
> > > 
> > > The transport is based on a traditional Xen frontend and backend drivers
> > > pair. This patch series implements the frontend, which typically runs in
> > > a regular unprivileged guest.
> > > 
> > > I'll follow up with another series that implements the backend in
> > > userspace in QEMU, which typically runs in Dom0 (but could also run in
> > > a another guest).
> > > 
> > > The frontend complies to the Xen transport for 9pfs specification
> > > version 1, available here:
> > > 
> > > http://xenbits.xen.org/gitweb/?p=xen.git;a=blob_plain;f=docs/misc/9pfs.markdown;hb=HEAD
> > 
> > Kind of tangential to this series, but maybe it would make sense to implement
> > this transport in a fuse based 9pfs driver? I see there are already several
> > fuse-9pfs implementations around. Something for a GSoC/Outreach project?
> 
> Sure. Additionally, with open source frontends and backends already
> available, it should be easier to code. I am happy to co-mentor the
> project with you, if you feel like it.

I don't mind co-mentoring it, so far I haven't got lucky with any of my other
GSoC projects, but I don't know anything about 9pfs or fuse :).

This also has the difficulty that neither you not me is a member of any of the
9pfs-fuse projects, so it might be hard to get the changes upstream.

Roger.