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Re: [Qemu-devel] [PATCH v2] vfio/pci: Support error recovery
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From: |
Michael S. Tsirkin |
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Subject: |
Re: [Qemu-devel] [PATCH v2] vfio/pci: Support error recovery |
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Date: |
Thu, 12 Jan 2017 18:24:19 +0200 |
On Wed, Jan 11, 2017 at 09:53:25AM +0800, Cao jin wrote:
>
>
> On 01/10/2017 11:11 PM, Michael S. Tsirkin wrote:
> > On Tue, Jan 10, 2017 at 07:46:17PM +0800, Cao jin wrote:
> >>
> >>
> >> On 01/10/2017 07:04 AM, Michael S. Tsirkin wrote:
> >>> On Sat, Dec 31, 2016 at 05:15:36PM +0800, Cao jin wrote:
> >>>> Support serious device error recovery
> >>>
> >>> serious?
> >>>
> >>
> >> Sorry for my poor vocabulary if it confuses people. I wanted to express
> >> the meaning that: vfio-pci actually cannot do a real recovery for device
> >> even if it provides the callbacks, it relies on the user to do a
> >> effective(or word "serious"?) recovery.
> >>
> >> Welcome the amendment on the commit log.
> >
> > It's up to Alex, maybe he's able to figure it all out from
> > code, but the rest of us could benefit from a description
> > of what the patch does from userspace point of view.
> >
> > Also, is it a pre-requisite of the userspace patches you posted?
> >
>
> Yes, it is.
Looks like it's time for another design document :)