From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753948Ab1JZFWR (ORCPT ); Wed, 26 Oct 2011 01:22:17 -0400 Received: from cantor2.suse.de ([195.135.220.15]:36621 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752206Ab1JZFWQ (ORCPT ); Wed, 26 Oct 2011 01:22:16 -0400 Message-ID: <4EA79A0E.8030604@suse.de> Date: Wed, 26 Oct 2011 07:26:38 +0200 From: Hannes Reinecke Organization: SUSE Linux Products GmbH User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.23) Gecko/20110920 SUSE/3.1.15 Thunderbird/3.1.15 MIME-Version: 1.0 To: ya su Cc: Christoph Hellwig , Stefan Hajnoczi , Paolo Bonzini , Christoph Hellwig , Stefan Hajnoczi , kvm@vger.kernel.org, "Michael S. Tsirkin" , qemu-devel , Linux Kernel Mailing List , Linux Virtualization , "Nicholas A. Bellinger" Subject: Re: about NPIV with qemu-kvm. References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/26/2011 06:40 AM, ya su wrote: > hi, hannes: > > I want to use NPIV with qemu-kvm, I issued the following command: > > echo '1111222233334444:5555666677778888' > > /sys/class/fc_host/host0/vport_create > > and it will produce a new host6 and one vport succesfully, but it > does not create any virtual hba pci device. so I don't know how to > assign the virtual host to qemu-kvm. > Well, you can't. There is no mechanism for. When using NPIV you need to pass in the individual LUNs via eg virtio-blk. > from your this mail, does array will first need to assign a lun to > this vport? and through this new created disk, like device /dev/sdf, > then I add qemu-kvm with -drive file=/dev/sdf,if=virtio... arguments? > Yes. That's what you need to do. Cheers, Hannes -- Dr. Hannes Reinecke zSeries & Storage hare@suse.de +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: Markus Rex, HRB 16746 (AG Nürnberg) From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hannes Reinecke Subject: Re: about NPIV with qemu-kvm. Date: Wed, 26 Oct 2011 07:26:38 +0200 Message-ID: <4EA79A0E.8030604@suse.de> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: Christoph Hellwig , Stefan Hajnoczi , kvm@vger.kernel.org, "Michael S. Tsirkin" , Stefan Hajnoczi , qemu-devel , "Nicholas A. Bellinger" , Linux Kernel Mailing List , Christoph Hellwig , Paolo Bonzini , Linux Virtualization To: ya su Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org Sender: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org List-Id: kvm.vger.kernel.org On 10/26/2011 06:40 AM, ya su wrote: > hi, hannes: >=20 > I want to use NPIV with qemu-kvm, I issued the following command: >=20 > echo '1111222233334444:5555666677778888' > > /sys/class/fc_host/host0/vport_create >=20 > and it will produce a new host6 and one vport succesfully, but it > does not create any virtual hba pci device. so I don't know how to > assign the virtual host to qemu-kvm. >=20 Well, you can't. There is no mechanism for. When using NPIV you need to pass in the individual LUNs via eg virtio-blk. > from your this mail, does array will first need to assign a lun to > this vport? and through this new created disk, like device /dev/sdf, > then I add qemu-kvm with -drive file=3D/dev/sdf,if=3Dvirtio... argument= s? >=20 Yes. That's what you need to do. Cheers, Hannes --=20 Dr. Hannes Reinecke zSeries & Storage hare@suse.de +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 N=FCrnberg GF: Markus Rex, HRB 16746 (AG N=FCrnberg) From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:46832) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RIvwT-0003Z6-Lu for qemu-devel@nongnu.org; Wed, 26 Oct 2011 01:22:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RIvwS-0001PR-Fp for qemu-devel@nongnu.org; Wed, 26 Oct 2011 01:22:21 -0400 Received: from cantor2.suse.de ([195.135.220.15]:36616 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RIvwS-0001PL-BC for qemu-devel@nongnu.org; Wed, 26 Oct 2011 01:22:20 -0400 Message-ID: <4EA79A0E.8030604@suse.de> Date: Wed, 26 Oct 2011 07:26:38 +0200 From: Hannes Reinecke MIME-Version: 1.0 References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] about NPIV with qemu-kvm. List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: ya su Cc: Christoph Hellwig , Stefan Hajnoczi , kvm@vger.kernel.org, "Michael S. Tsirkin" , Stefan Hajnoczi , qemu-devel , "Nicholas A. Bellinger" , Linux Kernel Mailing List , Christoph Hellwig , Paolo Bonzini , Linux Virtualization On 10/26/2011 06:40 AM, ya su wrote: > hi, hannes: >=20 > I want to use NPIV with qemu-kvm, I issued the following command: >=20 > echo '1111222233334444:5555666677778888' > > /sys/class/fc_host/host0/vport_create >=20 > and it will produce a new host6 and one vport succesfully, but it > does not create any virtual hba pci device. so I don't know how to > assign the virtual host to qemu-kvm. >=20 Well, you can't. There is no mechanism for. When using NPIV you need to pass in the individual LUNs via eg virtio-blk. > from your this mail, does array will first need to assign a lun to > this vport? and through this new created disk, like device /dev/sdf, > then I add qemu-kvm with -drive file=3D/dev/sdf,if=3Dvirtio... argument= s? >=20 Yes. That's what you need to do. Cheers, Hannes --=20 Dr. Hannes Reinecke zSeries & Storage hare@suse.de +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 N=FCrnberg GF: Markus Rex, HRB 16746 (AG N=FCrnberg)