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Date: Fri, 27 Oct 2017 22:23:34 +0200 From: Borislav Petkov <bp@...en8.de> To: Brijesh Singh <brijesh.singh@....com> Cc: kvm@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>, Paolo Bonzini <pbonzini@...hat.com>, Radim Krčmář <rkrcmar@...hat.com>, Joerg Roedel <joro@...tes.org>, Tom Lendacky <thomas.lendacky@....com>, x86@...nel.org, linux-kernel@...r.kernel.org Subject: Re: [Part2 PATCH v6 23/38] KVM: SVM: Reserve ASID range for SEV guest On Thu, Oct 19, 2017 at 09:33:58PM -0500, Brijesh Singh wrote: > A SEV-enabled guest must use ASIDs from the defined subset, while non-SEV > guests can use the remaining ASID range. The range of allowed SEV guest > ASIDs is [1 - CPUID_8000_001F[ECX][31:0]]. > > Cc: Thomas Gleixner <tglx@...utronix.de> > Cc: Ingo Molnar <mingo@...hat.com> > Cc: "H. Peter Anvin" <hpa@...or.com> > Cc: Paolo Bonzini <pbonzini@...hat.com> > Cc: "Radim Krčmář" <rkrcmar@...hat.com> > Cc: Joerg Roedel <joro@...tes.org> > Cc: Borislav Petkov <bp@...e.de> > Cc: Tom Lendacky <thomas.lendacky@....com> > Cc: x86@...nel.org > Cc: kvm@...r.kernel.org > Cc: linux-kernel@...r.kernel.org > Improvements-by: Borislav Petkov <bp@...e.de> > Signed-off-by: Brijesh Singh <brijesh.singh@....com> > --- > arch/x86/kvm/svm.c | 23 ++++++++++++++++++++++- > 1 file changed, 22 insertions(+), 1 deletion(-) Reviewed-by: Borislav Petkov <bp@...e.de> -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. --
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