From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753440Ab1FSK11 (ORCPT ); Sun, 19 Jun 2011 06:27:27 -0400 Received: from mx1.redhat.com ([209.132.183.28]:64779 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753360Ab1FSK1Z (ORCPT ); Sun, 19 Jun 2011 06:27:25 -0400 Date: Sun, 19 Jun 2011 13:27:00 +0300 From: "Michael S. Tsirkin" To: Krishna Kumar2 Cc: Christian Borntraeger , Carsten Otte , habanero@linux.vnet.ibm.com, Heiko Carstens , kvm@vger.kernel.org, lguest@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, linux390@de.ibm.com, netdev@vger.kernel.org, Rusty Russell , Martin Schwidefsky , steved@us.ibm.com, Tom Lendacky , virtualization@lists.linux-foundation.org, Shirley Ma , roprabhu@cisco.com Subject: RFT: virtio_net: limit xmit polling Message-ID: <20110619102700.GA11198@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org OK, different people seem to test different trees. In the hope to get everyone on the same page, I created several variants of this patch so they can be compared. Whoever's interested, please check out the following, and tell me how these compare: kernel: git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git virtio-net-limit-xmit-polling/base - this is net-next baseline to test against virtio-net-limit-xmit-polling/v0 - fixes checks on out of capacity virtio-net-limit-xmit-polling/v1 - previous revision of the patch this does xmit,free,xmit,2*free,free virtio-net-limit-xmit-polling/v2 - new revision of the patch this does free,xmit,2*free,free There's also this on top: virtio-net-limit-xmit-polling/v3 -> don't delay avail index update I don't think it's important to test this one, yet Userspace to use: event index work is not yet merged upstream so the revision to use is still this: git://git.kernel.org/pub/scm/linux/kernel/git/mst/qemu-kvm.git virtio-net-event-idx-v3 -- MST From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael S. Tsirkin" Subject: RFT: virtio_net: limit xmit polling Date: Sun, 19 Jun 2011 13:27:00 +0300 Message-ID: <20110619102700.GA11198@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: habanero-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org, lguest-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, Shirley Ma , kvm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Carsten Otte , linux-s390-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Heiko Carstens , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, virtualization-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, steved-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org, Christian Borntraeger , Tom Lendacky , netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Martin Schwidefsky , linux390-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org, roprabhu-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org To: Krishna Kumar2 Return-path: Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: lguest-bounces+glkvl-lguest=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Sender: lguest-bounces+glkvl-lguest=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org List-Id: kvm.vger.kernel.org OK, different people seem to test different trees. In the hope to get everyone on the same page, I created several variants of this patch so they can be compared. Whoever's interested, please check out the following, and tell me how these compare: kernel: git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git virtio-net-limit-xmit-polling/base - this is net-next baseline to test against virtio-net-limit-xmit-polling/v0 - fixes checks on out of capacity virtio-net-limit-xmit-polling/v1 - previous revision of the patch this does xmit,free,xmit,2*free,free virtio-net-limit-xmit-polling/v2 - new revision of the patch this does free,xmit,2*free,free There's also this on top: virtio-net-limit-xmit-polling/v3 -> don't delay avail index update I don't think it's important to test this one, yet Userspace to use: event index work is not yet merged upstream so the revision to use is still this: git://git.kernel.org/pub/scm/linux/kernel/git/mst/qemu-kvm.git virtio-net-event-idx-v3 -- MST