Re: [RFC v2 1/2] vfio: add callback to get tph info for dmabuf

Keith Busch
2026-03-31T14:14:00Z

On Tue, Mar 31, 2026 at 05:03:09PM +0300, Leon Romanovsky wrote:
> I understand, my proposal is always set TPH flag when new struct is
> used.

An existing application recompiled against the new kernel api implicitly
uses the new struct layout without setting the TPH flag, so kernel and
application are out of sync on where dma_ranges exists with your
proposal.