Re: VFIO v2 design plan

2011-09-01 Thread David Gibson
On Thu, Sep 01, 2011 at 02:27:00PM -0600, Alex Williamson wrote: > On Thu, 2011-09-01 at 14:10 +1000, David Gibson wrote: > > On Tue, Aug 30, 2011 at 08:51:38AM -0600, Alex Williamson wrote: [snip] > > > > If you open a group, merge in a bunch of other groups, then re-open > > > > /dev/vfio/NNN for

Re: VFIO v2 design plan

2011-09-01 Thread Alex Williamson
On Thu, 2011-09-01 at 14:10 +1000, David Gibson wrote: > On Tue, Aug 30, 2011 at 08:51:38AM -0600, Alex Williamson wrote: > > On Tue, 2011-08-30 at 17:48 +1000, David Gibson wrote: > > > On Mon, Aug 29, 2011 at 10:24:43PM -0600, Alex Williamson wrote: > > > > On Tue, 2011-08-30 at 13:04 +1000, Davi

Re: VFIO v2 design plan

2011-08-31 Thread David Gibson
On Tue, Aug 30, 2011 at 08:51:38AM -0600, Alex Williamson wrote: > On Tue, 2011-08-30 at 17:48 +1000, David Gibson wrote: > > On Mon, Aug 29, 2011 at 10:24:43PM -0600, Alex Williamson wrote: > > > On Tue, 2011-08-30 at 13:04 +1000, David Gibson wrote: > > > > On Fri, Aug 26, 2011 at 11:05:23AM -060

Re: VFIO v2 design plan

2011-08-30 Thread Alex Williamson
On Tue, 2011-08-30 at 17:48 +1000, David Gibson wrote: > On Mon, Aug 29, 2011 at 10:24:43PM -0600, Alex Williamson wrote: > > On Tue, 2011-08-30 at 13:04 +1000, David Gibson wrote: > > > On Fri, Aug 26, 2011 at 11:05:23AM -0600, Alex Williamson wrote: > > > > > > > > I don't think too much has cha

Re: VFIO v2 design plan

2011-08-30 Thread David Gibson
On Mon, Aug 29, 2011 at 10:24:43PM -0600, Alex Williamson wrote: > On Tue, 2011-08-30 at 13:04 +1000, David Gibson wrote: > > On Fri, Aug 26, 2011 at 11:05:23AM -0600, Alex Williamson wrote: > > > > > > I don't think too much has changed since the previous email went out, > > > but it seems like a

Re: VFIO v2 design plan

2011-08-29 Thread Alex Williamson
On Tue, 2011-08-30 at 13:04 +1000, David Gibson wrote: > On Fri, Aug 26, 2011 at 11:05:23AM -0600, Alex Williamson wrote: > > > > I don't think too much has changed since the previous email went out, > > but it seems like a good idea to post a summary in case there were > > suggestions or objectio

Re: VFIO v2 design plan

2011-08-29 Thread David Gibson
On Fri, Aug 26, 2011 at 11:05:23AM -0600, Alex Williamson wrote: > > I don't think too much has changed since the previous email went out, > but it seems like a good idea to post a summary in case there were > suggestions or objections that I missed. > > VFIO v2 will rely on the platform iommu dr

VFIO v2 design plan

2011-08-26 Thread Alex Williamson
I don't think too much has changed since the previous email went out, but it seems like a good idea to post a summary in case there were suggestions or objections that I missed. VFIO v2 will rely on the platform iommu driver reporting grouping information. Again, a group is a set of devices for