> From: Alex Williamson
> Sent: Saturday, June 20, 2020 12:38 AM
>
> On Fri, 19 Jun 2020 03:30:24 +
> "Liu, Yi L" wrote:
>
> > Hi Alex,
> >
> > > From: Alex Williamson
> > > Sent: Friday, June 19, 2020 10:55 AM
> > >
> > > On Fri, 19 Jun 2020 02:15:36 +
> > > "Liu, Yi L" wrote:
> > >
On Fri, 19 Jun 2020 03:30:24 +
"Liu, Yi L" wrote:
> Hi Alex,
>
> > From: Alex Williamson
> > Sent: Friday, June 19, 2020 10:55 AM
> >
> > On Fri, 19 Jun 2020 02:15:36 +
> > "Liu, Yi L" wrote:
> >
> > > Hi Alex,
> > >
> > > > From: Alex Williamson
> > > > Sent: Friday, June 19,
Hi Alex,
> From: Alex Williamson
> Sent: Friday, June 19, 2020 10:55 AM
>
> On Fri, 19 Jun 2020 02:15:36 +
> "Liu, Yi L" wrote:
>
> > Hi Alex,
> >
> > > From: Alex Williamson
> > > Sent: Friday, June 19, 2020 5:48 AM
> > >
> > > On Wed, 17 Jun 2020 08:28:24 +
> > > "Tian, Kevin"
On Fri, 19 Jun 2020 02:15:36 +
"Liu, Yi L" wrote:
> Hi Alex,
>
> > From: Alex Williamson
> > Sent: Friday, June 19, 2020 5:48 AM
> >
> > On Wed, 17 Jun 2020 08:28:24 +
> > "Tian, Kevin" wrote:
> >
> > > > From: Liu, Yi L
> > > > Sent: Wednesday, June 17, 2020 2:20 PM
> > > >
>
Hi Alex,
> From: Alex Williamson
> Sent: Friday, June 19, 2020 5:48 AM
>
> On Wed, 17 Jun 2020 08:28:24 +
> "Tian, Kevin" wrote:
>
> > > From: Liu, Yi L
> > > Sent: Wednesday, June 17, 2020 2:20 PM
> > >
> > > > From: Jacob Pan
> > > > Sent: Tuesday, June 16, 2020 11:22 PM
> > > >
> > >
On Wed, 17 Jun 2020 08:28:24 +
"Tian, Kevin" wrote:
> > From: Liu, Yi L
> > Sent: Wednesday, June 17, 2020 2:20 PM
> >
> > > From: Jacob Pan
> > > Sent: Tuesday, June 16, 2020 11:22 PM
> > >
> > > On Thu, 11 Jun 2020 17:27:27 -0700
> > > Jacob Pan wrote:
> > >
> > > > >
> > > > > But
> From: Liu, Yi L
> Sent: Wednesday, June 17, 2020 2:20 PM
>
> > From: Jacob Pan
> > Sent: Tuesday, June 16, 2020 11:22 PM
> >
> > On Thu, 11 Jun 2020 17:27:27 -0700
> > Jacob Pan wrote:
> >
> > > >
> > > > But then I thought it even better if VFIO leaves the entire
> > > > copy_from_user() to
> From: Jacob Pan
> Sent: Tuesday, June 16, 2020 11:22 PM
>
> On Thu, 11 Jun 2020 17:27:27 -0700
> Jacob Pan wrote:
>
> > >
> > > But then I thought it even better if VFIO leaves the entire
> > > copy_from_user() to the layer consuming it.
> > >
> > OK. Sounds good, that was what Kevin
On Thu, 11 Jun 2020 17:27:27 -0700
Jacob Pan wrote:
> >
> > But then I thought it even better if VFIO leaves the entire
> > copy_from_user() to the layer consuming it.
> >
> OK. Sounds good, that was what Kevin suggested also. I just wasn't
> sure how much VFIO wants to inspect, I thought
Hi Jon,
On Thu, 11 Jun 2020 10:30:32 +0100
Jonathan Cameron wrote:
> On Wed, 10 Jun 2020 21:12:13 -0700
> Jacob Pan wrote:
>
> > IOMMU UAPI is newly introduced to support communications between
> > guest virtual IOMMU and host IOMMU. There has been lots of
> > discussions on how it should
On Thu, 11 Jun 2020 14:33:08 +0800
Lu Baolu wrote:
> Hi Jacob,
>
> On 2020/6/11 12:12, Jacob Pan wrote:
> > IOMMU UAPI is newly introduced to support communications between
> > guest virtual IOMMU and host IOMMU. There has been lots of
> > discussions on how it should work with VFIO UAPI and
On Fri, 12 Jun 2020 07:38:44 +
"Tian, Kevin" wrote:
> > From: Jacob Pan
> > Sent: Friday, June 12, 2020 8:27 AM
> >
> > On Thu, 11 Jun 2020 14:40:47 -0600
> > Alex Williamson wrote:
> >
> > > On Thu, 11 Jun 2020 12:52:05 -0700
> > > Jacob Pan wrote:
> > >
> > > > Hi Alex,
> > > >
>
> From: Jacob Pan
> Sent: Friday, June 12, 2020 8:27 AM
>
> On Thu, 11 Jun 2020 14:40:47 -0600
> Alex Williamson wrote:
>
> > On Thu, 11 Jun 2020 12:52:05 -0700
> > Jacob Pan wrote:
> >
> > > Hi Alex,
> > >
> > > On Thu, 11 Jun 2020 09:47:41 -0600
> > > Alex Williamson wrote:
> > >
> > > >
On Thu, 11 Jun 2020 14:40:47 -0600
Alex Williamson wrote:
> On Thu, 11 Jun 2020 12:52:05 -0700
> Jacob Pan wrote:
>
> > Hi Alex,
> >
> > On Thu, 11 Jun 2020 09:47:41 -0600
> > Alex Williamson wrote:
> >
> > > On Wed, 10 Jun 2020 21:12:13 -0700
> > > Jacob Pan wrote:
> > >
> > > >
On Thu, 11 Jun 2020 12:52:05 -0700
Jacob Pan wrote:
> Hi Alex,
>
> On Thu, 11 Jun 2020 09:47:41 -0600
> Alex Williamson wrote:
>
> > On Wed, 10 Jun 2020 21:12:13 -0700
> > Jacob Pan wrote:
> >
> > > IOMMU UAPI is newly introduced to support communications between
> > > guest virtual IOMMU
Hi Alex,
On Thu, 11 Jun 2020 09:47:41 -0600
Alex Williamson wrote:
> On Wed, 10 Jun 2020 21:12:13 -0700
> Jacob Pan wrote:
>
> > IOMMU UAPI is newly introduced to support communications between
> > guest virtual IOMMU and host IOMMU. There has been lots of
> > discussions on how it should
Hi Jon,
On Thu, 11 Jun 2020 07:55:00 -0600
Jonathan Corbet wrote:
> On Wed, 10 Jun 2020 21:12:13 -0700
> Jacob Pan wrote:
>
> A little nit but...this pattern:
>
> > +pattern below:
> > +
> > +::
> > +
> > + struct {
> > + __u32 argsz;
> > + __u32 flags;
> > + __u8 data[];
> > + }
On Wed, 10 Jun 2020 21:12:13 -0700
Jacob Pan wrote:
> IOMMU UAPI is newly introduced to support communications between guest
> virtual IOMMU and host IOMMU. There has been lots of discussions on how
> it should work with VFIO UAPI and userspace in general.
>
> This document is indended to
On Wed, 10 Jun 2020 21:12:13 -0700
Jacob Pan wrote:
A little nit but...this pattern:
> +pattern below:
> +
> +::
> +
> + struct {
> + __u32 argsz;
> + __u32 flags;
> + __u8 data[];
> + }
can be more concisely and attractively written as:
pattern below::
struct {
On Wed, 10 Jun 2020 21:12:13 -0700
Jacob Pan wrote:
> IOMMU UAPI is newly introduced to support communications between guest
> virtual IOMMU and host IOMMU. There has been lots of discussions on how
> it should work with VFIO UAPI and userspace in general.
>
> This document is indended to
Hi Jacob,
On 2020/6/11 12:12, Jacob Pan wrote:
IOMMU UAPI is newly introduced to support communications between guest
virtual IOMMU and host IOMMU. There has been lots of discussions on how
it should work with VFIO UAPI and userspace in general.
This document is indended to clarify the UAPI
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