| Date | Wed, 5 Jan 2022 12:41:20 -0600 | From | Venu Busireddy <> | Subject | Re: [PATCH v8 18/40] KVM: SVM: Create a separate mapping for the GHCB save area |
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On 2021-12-10 09:43:10 -0600, Brijesh Singh wrote: > From: Tom Lendacky <thomas.lendacky@amd.com> > > The initial implementation of the GHCB spec was based on trying to keep > the register state offsets the same relative to the VM save area. However, > the save area for SEV-ES has changed within the hardware causing the > relation between the SEV-ES save area to change relative to the GHCB save > area. > > This is the second step in defining the multiple save areas to keep them > separate and ensuring proper operation amongst the different types of > guests. Create a GHCB save area that matches the GHCB specification. > > Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> > Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
Reviewed-by: Venu Busireddy <venu.busireddy@oracle.com>
> --- > arch/x86/include/asm/svm.h | 48 +++++++++++++++++++++++++++++++++++--- > 1 file changed, 45 insertions(+), 3 deletions(-) >
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