On Tue, Nov 18, 2025 at 05:37:59AM +0000, Kasireddy, Vivek wrote: > Hi Jason, > > > Subject: Re: [PATCH 0/9] Initial DMABUF support for iommufd > > > > On Thu, Nov 13, 2025 at 11:37:12AM -0700, Alex Williamson wrote: > > > > The latest series for interconnect negotation to exchange a phys_addr > > > > is: > > > > https://lore.kernel.org/r/20251027044712.1676175-1- > > [email protected] > > > > > > If this is in development, why are we pursuing a vfio specific > > > temporary "private interconnect" here rather than building on that > > > work? What are the gaps/barriers/timeline? > > > > I broadly don't expect to see an agreement on the above for probably > Are you planning to post your SGT mapping type patches soon, so that we > can start discussion on the design?
It is on my list, but probably not soon enough :\ I wanted to address the remarks given and I still have to conclude some urgent things for this merge window. > I went ahead and tested your patches and did not notice any regressions > with my test-cases (after adding some minor fixups). I have also added/tested > support for IOV mapping type based on your design: > https://gitlab.freedesktop.org/Vivek/drm-tip/-/commits/dmabuf_iov_v1 Wow, that's great! Jason
