Messages in this thread | | | Date | Wed, 12 Feb 2020 16:36:17 +0100 | From | Joerg Roedel <> | Subject | Re: [PATCH 46/62] x86/sev-es: Handle INVD Events |
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On Tue, Feb 11, 2020 at 04:12:19PM -0800, Andy Lutomirski wrote: > > > > On Feb 11, 2020, at 5:53 AM, Joerg Roedel <joro@8bytes.org> wrote: > > > > From: Tom Lendacky <thomas.lendacky@amd.com> > > > > Implement a handler for #VC exceptions caused by INVD instructions. > > Uh, what? Surely the #VC code can have a catch-all OOPS path for things like this. Linux should never ever do INVD.
Right, its hard to come up with a valid use-case for INVD in the Linux kernel. I changed the patch to mark INVD as unsupported and print an error message.
Regards,
Joerg
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