linux-kernel - Re: [RFC PATCH] x86/efi: Drop support for fake EFI memory maps

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Date: Tue, 2 Jul 2024 00:25:30 +0200
From: Ard Biesheuvel <ardb@...nel.org>
To: Dan Williams <dan.j.williams@...el.com>
Cc: Tony Luck <tony.luck@...el.com>, Ard Biesheuvel <ardb+git@...gle.com>, linux-efi@...r.kernel.org, 
	x86@...nel.org, linux-kernel@...r.kernel.org, dyoung@...hat.com
Subject: Re: [RFC PATCH] x86/efi: Drop support for fake EFI memory maps

On Mon, 1 Jul 2024 at 22:54, Dan Williams <dan.j.williams@...el.com> wrote:
>
> Tony Luck wrote:
> > On Mon, Jul 01, 2024 at 01:17:01PM -0700, Dan Williams wrote:
> > > [ add Tony who may care about the more-reliable removal ]
> >
> > I don't think I care about removal the fake options. I have had
> > systems that support real "more-reliable" memory for many years.
>
> Ok, lets remove it and see what happens. I recall now that the major
> policy knob that users may care about is efi=nosoftreserve, and the
> ability to specify efi_fake_mem for testing purposes can move to memmap=
> on the assumption that kernel-devs are much less likely to specify
> broken settings, or at least can pick up the pieces.
>
> Ard, you can add:
>
> Acked-by: Dan Williams <dan.j.williams@...el.com>
>

Thanks all.