Re: [PATCH] xen: xen-pciback: Reset MSI-X state when exposing a device

2019-09-13 Thread Chao Gao
On Fri, Sep 13, 2019 at 10:02:24AM +, Spassov, Stanislav wrote: >On Thu, Dec 13, 2018 at 07:54, Chao Gao wrote: >>On Thu, Dec 13, 2018 at 12:54:52AM -0700, Jan Beulich wrote: >> On 13.12.18 at 04:46, wrote: On Wed, Dec 12, 2018 at 08:21:39AM -0700, Jan Beulich wrote: On 12.12

Re: [PATCH] xen: xen-pciback: Reset MSI-X state when exposing a device

2019-09-13 Thread Spassov, Stanislav
On Thu, Dec 13, 2018 at 07:54, Chao Gao wrote: >On Thu, Dec 13, 2018 at 12:54:52AM -0700, Jan Beulich wrote: > On 13.12.18 at 04:46, wrote: >>> On Wed, Dec 12, 2018 at 08:21:39AM -0700, Jan Beulich wrote: >>> On 12.12.18 at 16:18, wrote: > On Wed, Dec 12, 2018 at 01:51:01AM -0700, Jan

Re: [PATCH] xen: xen-pciback: Reset MSI-X state when exposing a device

2018-12-13 Thread Chao Gao
On Thu, Dec 13, 2018 at 12:54:52AM -0700, Jan Beulich wrote: On 13.12.18 at 04:46, wrote: >> On Wed, Dec 12, 2018 at 08:21:39AM -0700, Jan Beulich wrote: >> On 12.12.18 at 16:18, wrote: On Wed, Dec 12, 2018 at 01:51:01AM -0700, Jan Beulich wrote: On 12.12.18 at 08:06, wrot

Re: [PATCH] xen: xen-pciback: Reset MSI-X state when exposing a device

2018-12-12 Thread Jan Beulich
>>> On 13.12.18 at 04:46, wrote: > On Wed, Dec 12, 2018 at 08:21:39AM -0700, Jan Beulich wrote: > On 12.12.18 at 16:18, wrote: >>> On Wed, Dec 12, 2018 at 01:51:01AM -0700, Jan Beulich wrote: >>> On 12.12.18 at 08:06, wrote: > On Wed, Dec 05, 2018 at 09:01:33AM -0500, Boris Ostrovsky

Re: [PATCH] xen: xen-pciback: Reset MSI-X state when exposing a device

2018-12-12 Thread Chao Gao
On Wed, Dec 12, 2018 at 08:21:39AM -0700, Jan Beulich wrote: On 12.12.18 at 16:18, wrote: >> On Wed, Dec 12, 2018 at 01:51:01AM -0700, Jan Beulich wrote: >> On 12.12.18 at 08:06, wrote: On Wed, Dec 05, 2018 at 09:01:33AM -0500, Boris Ostrovsky wrote: >On 12/5/18 4:32 AM, Roger P

Re: [PATCH] xen: xen-pciback: Reset MSI-X state when exposing a device

2018-12-12 Thread Jan Beulich
>>> On 12.12.18 at 16:18, wrote: > On Wed, Dec 12, 2018 at 01:51:01AM -0700, Jan Beulich wrote: > On 12.12.18 at 08:06, wrote: >>> On Wed, Dec 05, 2018 at 09:01:33AM -0500, Boris Ostrovsky wrote: On 12/5/18 4:32 AM, Roger Pau Monné wrote: > On Wed, Dec 05, 2018 at 10:19:17AM +0800, Ch

Re: [PATCH] xen: xen-pciback: Reset MSI-X state when exposing a device

2018-12-12 Thread Chao Gao
On Wed, Dec 12, 2018 at 01:51:01AM -0700, Jan Beulich wrote: On 12.12.18 at 08:06, wrote: >> On Wed, Dec 05, 2018 at 09:01:33AM -0500, Boris Ostrovsky wrote: >>>On 12/5/18 4:32 AM, Roger Pau Monné wrote: On Wed, Dec 05, 2018 at 10:19:17AM +0800, Chao Gao wrote: > I find some pass-thr

Re: [PATCH] xen: xen-pciback: Reset MSI-X state when exposing a device

2018-12-12 Thread Jan Beulich
>>> On 12.12.18 at 08:06, wrote: > On Wed, Dec 05, 2018 at 09:01:33AM -0500, Boris Ostrovsky wrote: >>On 12/5/18 4:32 AM, Roger Pau Monné wrote: >>> On Wed, Dec 05, 2018 at 10:19:17AM +0800, Chao Gao wrote: I find some pass-thru devices don't work any more across guest reboot. Assigning

Re: [PATCH] xen: xen-pciback: Reset MSI-X state when exposing a device

2018-12-11 Thread Chao Gao
On Wed, Dec 05, 2018 at 09:01:33AM -0500, Boris Ostrovsky wrote: >On 12/5/18 4:32 AM, Roger Pau Monné wrote: >> On Wed, Dec 05, 2018 at 10:19:17AM +0800, Chao Gao wrote: >>> I find some pass-thru devices don't work any more across guest reboot. >>> Assigning it to another guest also meets the same