From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: [PATCH 0/5] Multiqueue virtio-scsi Date: Thu, 30 Aug 2012 17:45:19 +0200 Message-ID: <503F8A8F.3090709@redhat.com> References: <1346154857-12487-1-git-send-email-pbonzini@redhat.com> <20120830145352.GA21724@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20120830145352.GA21724@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: "Michael S. Tsirkin" Cc: virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, kvm@vger.kernel.org List-Id: linux-scsi@vger.kernel.org Il 30/08/2012 16:53, Michael S. Tsirkin ha scritto: >> > this series adds multiqueue support to the virtio-scsi driver, based >> > on Jason Wang's work on virtio-net. It uses a simple queue steering >> > algorithm that expects one queue per CPU. LUNs in the same target always >> > use the same queue (so that commands are not reordered); queue switching >> > occurs when the request being queued is the only one for the target. >> > Also based on Jason's patches, the virtqueue affinity is set so that >> > each CPU is associated to one virtqueue. > > Is there a spec patch? I did not see one. It was already in the first version of the spec, just not implemented until now. Paolo