From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1O0I4W-00078v-OD for qemu-devel@nongnu.org; Fri, 09 Apr 2010 13:32:48 -0400 Received: from [140.186.70.92] (port=40191 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1O0I4Q-00073v-7R for qemu-devel@nongnu.org; Fri, 09 Apr 2010 13:32:44 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1O0Hvi-0001d9-02 for qemu-devel@nongnu.org; Fri, 09 Apr 2010 13:23:47 -0400 Received: from fg-out-1718.google.com ([72.14.220.156]:22595) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1O0Hvh-0001cq-RD for qemu-devel@nongnu.org; Fri, 09 Apr 2010 13:23:41 -0400 Received: by fg-out-1718.google.com with SMTP id 16so189882fgg.10 for ; Fri, 09 Apr 2010 10:23:40 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <4BBF5FC4.2090200@linux.vnet.ibm.com> References: <20100409101836.526762c8@redhat.com> <4BBF5FC4.2090200@linux.vnet.ibm.com> Date: Fri, 9 Apr 2010 19:23:39 +0200 Message-ID: Subject: Re: [Qemu-devel] [GSoC 2010] Pass-through filesystem support. From: Mohammed Gamal Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: jvrao Cc: Anthony Liguori , kvm-devel , qemu-devel@nongnu.org, Luiz Capitulino , aneesh.kumar@linux.vnet.ibm.com, Cam Macdonell On Fri, Apr 9, 2010 at 7:11 PM, jvrao wrote: > Luiz Capitulino wrote: >> On Thu, 8 Apr 2010 18:01:01 +0200 >> Mohammed Gamal 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 main= line 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 > I'd be interested indeed. >>> >>> 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"?) >> >> =A0CC'ing Aneesh as he's working on that. >> >> > > >