Re: [Qemu-devel] [PATCH for-2.8 0/3] virtio fixes

2016-11-16 Thread Farhan Ali
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

Re: [Qemu-devel] [PATCH for-2.8 0/3] virtio fixes

2016-11-16 Thread Farhan Ali
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, with

Re: [Qemu-devel] [PATCH for-2.8 0/3] virtio fixes

2016-11-16 Thread Farhan Ali
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. But running the same test with iothreads seems to sol

Re: [Qemu-devel] [PATCH for-2.8 0/3] virtio fixes

2016-11-16 Thread Michael S. Tsirkin
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

Re: [Qemu-devel] [PATCH for-2.8 0/3] virtio fixes

2016-11-16 Thread Christian Borntraeger
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/datap

Re: [Qemu-devel] [PATCH for-2.8 0/3] virtio fixes

2016-11-15 Thread Stefan Hajnoczi
On Tue, Nov 15, 2016 at 02:46:26PM +0100, 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 >

[Qemu-devel] [PATCH for-2.8 0/3] virtio fixes

2016-11-15 Thread Paolo Bonzini
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