Re: [PATCH v5 15/22] x86/virt/tdx: Allocate and set up PAMTs for TDMRs

From: Kai Huang
Date: Mon Jun 27 2022 - 19:05:54 EST


On Mon, 2022-06-27 at 15:57 -0700, Dave Hansen wrote:
> On 6/27/22 15:50, Kai Huang wrote:
> > > Are Kirill's magic 0/1/2 numbers the same as
> > >
> > > TDX_PG_4K,
> > > TDX_PG_2M,
> > > TDX_PG_1G,
> > >
> > > ?
> > Yes they are the same. Kirill uses 0/1/2 as input of TDX_ACCEPT_PAGE TDCALL.
> > Here I only need them to distinguish different page sizes.
> >
> > Do you mean we should put TDX_PG_4K/2M/1G definition to asm/tdx.h, and
> > try_accept_one() should use them instead of magic 0/1/2?
>
> I honestly don't care how you do it as long as the magic numbers go away
> (within reason).

OK. I'll write a patch to replace 0/1/2 magic numbers in try_accept_one().

--
Thanks,
-Kai