KVM: SVM: Add GHCB definitions

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Extend the vmcb_safe_area with SEV-ES fields and add a new
'struct ghcb' which will be used for guest-hypervisor communication.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200907131613.12703-3-joro@8bytes.org

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Tom Lendacky 2020-09-07 15:15:03 +02:00 • committed by Borislav Petkov

parent 6ccbd29ade

commit d07f46f9f5

2 changed files with 51 additions and 2 deletions

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51

arch/x86/include/asm/svm.h

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2

arch/x86/kvm/svm/svm.c

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