From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53910) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c781q-00088X-3q for qemu-devel@nongnu.org; Wed, 16 Nov 2016 16:46:03 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c781l-0001X7-5l for qemu-devel@nongnu.org; Wed, 16 Nov 2016 16:46:02 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:40766 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1c781l-0001Vs-0b for qemu-devel@nongnu.org; Wed, 16 Nov 2016 16:45:57 -0500 Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id uAGLi29O025440 for ; Wed, 16 Nov 2016 16:45:56 -0500 Received: from e36.co.us.ibm.com (e36.co.us.ibm.com [32.97.110.154]) by mx0b-001b2d01.pphosted.com with ESMTP id 26rvvhfgrs-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Wed, 16 Nov 2016 16:45:56 -0500 Received: from localhost by e36.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 16 Nov 2016 14:45:55 -0700 References: <20161115134629.23161-1-pbonzini@redhat.com> <15408f40-5f13-e98d-2988-8c068295a888@de.ibm.com> <981b7cda-ea4a-f082-6529-5f84c0c3f120@linux.vnet.ibm.com> <20161116221548-mutt-send-email-mst@kernel.org> From: Farhan Ali Date: Wed, 16 Nov 2016 16:45:50 -0500 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Message-Id: Subject: Re: [Qemu-devel] [PATCH for-2.8 0/3] virtio fixes List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Michael S. Tsirkin" Cc: Paolo Bonzini , qemu-devel@nongnu.org, Christian Borntraeger , alex.williamson@redhat.com On 11/16/2016 03:32 PM, Farhan Ali wrote: > > > On 11/16/2016 03:16 PM, Michael S. Tsirkin wrote: >> On Wed, Nov 16, 2016 at 03:03:13PM -0500, Farhan Ali wrote: >>> Hi Paolo, >>> >>> I was able to test your patches in our s390 environment. I don't see >>> the >>> qemu crashes anymore which I noticed before. >>> >>> Testing a guest running high stress I/O workload, without iothreads >>> does >>> show a delay in guest response time. >> Compared to which version? > Compared to 2.7.0 > >> >>> But running >>> >>> the same test with iothreads seems to solve the issue. >>> >>> Tested-by : Farhan Ali >> Could you also test just patches 1 and 2 pls? > > Okay will do Testing with just patches 1 and 2, I did not see any change. >> >>> Thank you >>> >>> Farhan >>> >>> >>> On 11/16/2016 02:50 PM, Christian Borntraeger wrote: >>>> On 11/15/2016 02:46 PM, Paolo Bonzini wrote: >>>>> Patch 1 fixes vhost, patches 2-3 fix Windows hibernation. >>>>> >>>>> Paolo >>>>> >>>>> Paolo Bonzini (3): >>>>> virtio: introduce grab/release_ioeventfd to fix vhost >>>>> virtio: access ISR atomically >>>>> virtio: set ISR on dataplane notifications >>>>> >>>>> hw/block/dataplane/virtio-blk.c | 4 +-- >>>>> hw/scsi/virtio-scsi-dataplane.c | 7 ------ >>>>> hw/scsi/virtio-scsi.c | 2 +- >>>>> hw/virtio/trace-events | 2 +- >>>>> hw/virtio/vhost.c | 11 +++------ >>>>> hw/virtio/virtio-bus.c | 54 >>>>> ++++++++++++++++++++++++++++++++--------- >>>>> hw/virtio/virtio-mmio.c | 6 ++--- >>>>> hw/virtio/virtio-pci.c | 9 +++---- >>>>> hw/virtio/virtio.c | 46 >>>>> ++++++++++++++++++++++++++++------- >>>>> include/hw/virtio/virtio-bus.h | 14 +++++++++++ >>>>> include/hw/virtio/virtio-scsi.h | 1 - >>>>> include/hw/virtio/virtio.h | 4 ++- >>>>> 12 files changed, 110 insertions(+), 50 deletions(-) >>>>> >>>> Farhan, >>>> >>>> it was this mail thread. >