From: Gerd Hoffmann <kraxel@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: "Paolo Bonzini" <pbonzini@redhat.com>,
"Daniel P. Berrangé" <berrange@redhat.com>,
qemu-devel <qemu-devel@nongnu.org>,
"Sergio Lopez" <slp@redhat.com>,
"Eduardo Habkost" <eduardo@habkost.net>,
"Marcel Apfelbaum" <marcel.apfelbaum@gmail.com>,
"Richard Henderson" <richard.henderson@linaro.org>,
kvm <kvm@vger.kernel.org>,
"Marcelo Tosatti" <mtosatti@redhat.com>
Subject: Re: [PATCH v4] x86: add etc/phys-bits fw_cfg file
Date: Mon, 10 Oct 2022 09:30:20 +0200 [thread overview]
Message-ID: <20221010073020.d3bfkm6xi55a7dqd@sirius.home.kraxel.org> (raw)
In-Reply-To: <20221007094427-mutt-send-email-mst@kernel.org>
Hi,
> > > > Given newer processors have more than 40 and for older ones we know
> > > > the possible values for the two relevant x86 vendors we could do
> > > > something along the lines of:
> > > >
> > > > phys-bits >= 41 -> valid
> > > > phys-bits == 40 + AuthenticAMD -> valid
> > > > phys-bits == 36,39 + GenuineIntel -> valid
> > > > everything else -> invalid
> I dropped the patch for now.
You can drop it forever.
For the mail archives and anyone interested: The approach outlined
above appears to work well, patches just landed in edk2 master branch.
Next edk2 stable tag (2022-11) will have it.
take care,
Gerd
prev parent reply other threads:[~2022-10-10 12:22 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-22 10:14 [PATCH v4] x86: add etc/phys-bits fw_cfg file Gerd Hoffmann
2022-09-22 11:24 ` Daniel P. Berrangé
2022-09-22 11:56 ` Michael S. Tsirkin
2022-09-22 12:20 ` Gerd Hoffmann
2022-09-22 12:38 ` Paolo Bonzini
2022-09-22 14:16 ` Gerd Hoffmann
2022-09-22 17:13 ` Jim Mattson
2022-09-22 19:49 ` Paolo Bonzini
2022-09-22 20:33 ` Gerd Hoffmann
2022-09-23 6:00 ` Paolo Bonzini
2022-09-23 6:23 ` Gerd Hoffmann
2022-10-07 13:44 ` Michael S. Tsirkin
2022-10-10 7:30 ` Gerd Hoffmann [this message]
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