Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-12-02 Thread Stefano Garzarella
On Tue, Dec 01, 2020 at 05:43:38PM +, Stefan Hajnoczi wrote: On Tue, Dec 01, 2020 at 02:45:18PM +0100, Stefano Garzarella wrote: On Tue, Dec 01, 2020 at 12:59:43PM +, Stefan Hajnoczi wrote: > On Fri, Nov 20, 2020 at 07:31:08AM -0500, Michael S. Tsirkin wrote: > > On Fri, Nov 20, 2020 at

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-12-01 Thread Stefan Hajnoczi
On Tue, Dec 01, 2020 at 02:45:18PM +0100, Stefano Garzarella wrote: > On Tue, Dec 01, 2020 at 12:59:43PM +, Stefan Hajnoczi wrote: > > On Fri, Nov 20, 2020 at 07:31:08AM -0500, Michael S. Tsirkin wrote: > > > On Fri, Nov 20, 2020 at 08:45:49AM +, Stefan Hajnoczi wrote: > > > > On Thu, Nov

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-12-01 Thread Stefano Garzarella
On Tue, Dec 01, 2020 at 12:59:43PM +, Stefan Hajnoczi wrote: On Fri, Nov 20, 2020 at 07:31:08AM -0500, Michael S. Tsirkin wrote: On Fri, Nov 20, 2020 at 08:45:49AM +, Stefan Hajnoczi wrote: > On Thu, Nov 19, 2020 at 5:08 PM Stefan Hajnoczi wrote: > > > > On Thu, Nov 19, 2020 at 4:43 PM

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-12-01 Thread Stefan Hajnoczi
On Fri, Nov 20, 2020 at 07:31:08AM -0500, Michael S. Tsirkin wrote: > On Fri, Nov 20, 2020 at 08:45:49AM +, Stefan Hajnoczi wrote: > > On Thu, Nov 19, 2020 at 5:08 PM Stefan Hajnoczi wrote: > > > > > > On Thu, Nov 19, 2020 at 4:43 PM Mike Christie > > > wrote: > > > > > > > > On 11/19/20

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-23 Thread Stefano Garzarella
On Fri, Nov 20, 2020 at 08:45:49AM +, Stefan Hajnoczi wrote: On Thu, Nov 19, 2020 at 5:08 PM Stefan Hajnoczi wrote: On Thu, Nov 19, 2020 at 4:43 PM Mike Christie wrote: > > On 11/19/20 10:24 AM, Stefan Hajnoczi wrote: > > On Thu, Nov 19, 2020 at 4:13 PM Mike Christie > > wrote: > >> >

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-20 Thread Michael S. Tsirkin
On Fri, Nov 20, 2020 at 08:45:49AM +, Stefan Hajnoczi wrote: > On Thu, Nov 19, 2020 at 5:08 PM Stefan Hajnoczi wrote: > > > > On Thu, Nov 19, 2020 at 4:43 PM Mike Christie > > wrote: > > > > > > On 11/19/20 10:24 AM, Stefan Hajnoczi wrote: > > > > On Thu, Nov 19, 2020 at 4:13 PM Mike

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-20 Thread Stefan Hajnoczi
On Thu, Nov 19, 2020 at 5:08 PM Stefan Hajnoczi wrote: > > On Thu, Nov 19, 2020 at 4:43 PM Mike Christie > wrote: > > > > On 11/19/20 10:24 AM, Stefan Hajnoczi wrote: > > > On Thu, Nov 19, 2020 at 4:13 PM Mike Christie > > > wrote: > > >> > > >> On 11/19/20 8:46 AM, Michael S. Tsirkin wrote: >

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-19 Thread Stefan Hajnoczi
On Thu, Nov 19, 2020 at 4:43 PM Mike Christie wrote: > > On 11/19/20 10:24 AM, Stefan Hajnoczi wrote: > > On Thu, Nov 19, 2020 at 4:13 PM Mike Christie > > wrote: > >> > >> On 11/19/20 8:46 AM, Michael S. Tsirkin wrote: > >>> On Wed, Nov 18, 2020 at 11:31:17AM +, Stefan Hajnoczi wrote: > >

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-19 Thread Mike Christie
On 11/19/20 10:24 AM, Stefan Hajnoczi wrote: On Thu, Nov 19, 2020 at 4:13 PM Mike Christie wrote: On 11/19/20 8:46 AM, Michael S. Tsirkin wrote: On Wed, Nov 18, 2020 at 11:31:17AM +, Stefan Hajnoczi wrote: My preference has been: 1. If we were to ditch cgroups, then add a new interface

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-19 Thread Stefan Hajnoczi
On Thu, Nov 19, 2020 at 4:13 PM Mike Christie wrote: > > On 11/19/20 8:46 AM, Michael S. Tsirkin wrote: > > On Wed, Nov 18, 2020 at 11:31:17AM +, Stefan Hajnoczi wrote: > >>> My preference has been: > >>> > >>> 1. If we were to ditch cgroups, then add a new interface that would allow > >>> us

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-19 Thread Mike Christie
On 11/19/20 8:46 AM, Michael S. Tsirkin wrote: On Wed, Nov 18, 2020 at 11:31:17AM +, Stefan Hajnoczi wrote: My preference has been: 1. If we were to ditch cgroups, then add a new interface that would allow us to bind threads to a specific CPU, so that it lines up with the guest's mq to CPU

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-19 Thread Mike Christie
On 11/18/20 10:35 PM, Jason Wang wrote: its just extra code. This patch: https://urldefense.com/v3/__https://www.spinics.net/lists/linux-scsi/msg150151.html__;!!GqivPVa7Brio!MJS-iYeBuOljoz2xerETyn4c1N9i0XnOE8oNhz4ebbzCMNeQIP_Iie8zH18L7cY7_hur$ would work without the ENABLE ioctl I mean. That

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-19 Thread Michael S. Tsirkin
On Wed, Nov 18, 2020 at 11:31:17AM +, Stefan Hajnoczi wrote: > > My preference has been: > > > > 1. If we were to ditch cgroups, then add a new interface that would allow > > us to bind threads to a specific CPU, so that it lines up with the guest's > > mq to CPU mapping. > > A 1:1

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-19 Thread Stefan Hajnoczi
On Wed, Nov 18, 2020 at 04:54:07AM -0500, Michael S. Tsirkin wrote: > On Tue, Nov 17, 2020 at 01:13:14PM -0600, Mike Christie wrote: > > On 11/17/20 10:40 AM, Stefan Hajnoczi wrote: > > > On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: > > >> The following kernel patches were made

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-18 Thread Jason Wang
On 2020/11/19 上午4:06, Mike Christie wrote: On 11/18/20 1:54 AM, Jason Wang wrote: On 2020/11/18 下午2:57, Mike Christie wrote: On 11/17/20 11:17 PM, Jason Wang wrote: On 2020/11/18 上午12:40, Stefan Hajnoczi wrote: On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: The following

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-18 Thread Mike Christie
On 11/18/20 1:54 AM, Jason Wang wrote: On 2020/11/18 下午2:57, Mike Christie wrote: On 11/17/20 11:17 PM, Jason Wang wrote: On 2020/11/18 上午12:40, Stefan Hajnoczi wrote: On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: The following kernel patches were made over Michael's vhost

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-18 Thread Stefan Hajnoczi
On Tue, Nov 17, 2020 at 01:13:14PM -0600, Mike Christie wrote: > On 11/17/20 10:40 AM, Stefan Hajnoczi wrote: > > On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: > >> The following kernel patches were made over Michael's vhost branch: > >> > >>

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-18 Thread Michael S. Tsirkin
On Tue, Nov 17, 2020 at 01:13:14PM -0600, Mike Christie wrote: > On 11/17/20 10:40 AM, Stefan Hajnoczi wrote: > > On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: > >> The following kernel patches were made over Michael's vhost branch: > >> > >>

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-17 Thread Jason Wang
On 2020/11/18 下午2:57, Mike Christie wrote: On 11/17/20 11:17 PM, Jason Wang wrote: On 2020/11/18 上午12:40, Stefan Hajnoczi wrote: On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: The following kernel patches were made over Michael's vhost branch:

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-17 Thread Mike Christie
On 11/18/20 12:57 AM, Mike Christie wrote: > On 11/17/20 11:17 PM, Jason Wang wrote: >> >> On 2020/11/18 上午12:40, Stefan Hajnoczi wrote: >>> On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: The following kernel patches were made over Michael's vhost branch:

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-17 Thread Mike Christie
On 11/17/20 11:17 PM, Jason Wang wrote: > > On 2020/11/18 上午12:40, Stefan Hajnoczi wrote: >> On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: >>> The following kernel patches were made over Michael's vhost branch: >>> >>>

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-17 Thread Jason Wang
On 2020/11/18 上午12:40, Stefan Hajnoczi wrote: On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: The following kernel patches were made over Michael's vhost branch: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git/log/?h=vhost and the vhost-scsi bug fix patchset:

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-17 Thread Mike Christie
On 11/17/20 10:40 AM, Stefan Hajnoczi wrote: > On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: >> The following kernel patches were made over Michael's vhost branch: >> >> https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git/log/?h=vhost >> >> and the vhost-scsi bug fix

Re: [PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-17 Thread Stefan Hajnoczi
On Thu, Nov 12, 2020 at 05:18:59PM -0600, Mike Christie wrote: > The following kernel patches were made over Michael's vhost branch: > > https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git/log/?h=vhost > > and the vhost-scsi bug fix patchset: > >

[PATCH 00/10] vhost/qemu: thread per IO SCSI vq

2020-11-12 Thread Mike Christie
The following kernel patches were made over Michael's vhost branch: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git/log/?h=vhost and the vhost-scsi bug fix patchset: https://lore.kernel.org/linux-scsi/20201112170008.GB1555653@stefanha-x1.localdomain/T/#t And the qemu patch was