Re: [PATCH v9 04/11] x86/virt/tdx: Allocate refcounts for Dynamic PAMT memory

From: Edgecombe, Rick P

Date: Thu Aug 06 2026 - 17:56:32 EST


On Thu, 2026-08-06 at 13:56 -0700, Dave Hansen wrote:
> On 8/5/26 19:08, Rick Edgecombe wrote:
> > + * Allocate PAMT reference counters for all physical memory.
>
> Nit for all of these: This has *ZERO* to do with the "PAMT", which is an
> ancient TDX concept. This new gunk is 100% for *dynamic* PAMT.
>
> Could we please be clear about that universally?
>
> I think just saying "DPAMT" in most cases this says "PAMT" will help.

Ok, I'll standardize on DPAMT. I was previously trying to standardize on
"Dynamic PAMT" spelled out and missed this one because it was PAMT.

So I'll do the first reference in the logs as "Dynamic PAMT (DPAMT)" and in the
code just DPAMT.