| Date | Tue, 12 Sep 2017 22:19:37 +0200 | From | Borislav Petkov <> | Subject | Re: [RFC Part2 PATCH v3 09/26] KVM: Introduce KVM_MEMORY_ENCRYPT_OP ioctl |
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On Mon, Jul 24, 2017 at 03:02:46PM -0500, Brijesh Singh wrote: > If hardware supports encrypting then KVM_MEMORY_ENCRYPT_OP ioctl can > be used by qemu to issue platform specific memory encryption commands. > > Signed-off-by: Brijesh Singh <brijesh.singh@amd.com> > Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> > --- > arch/x86/include/asm/kvm_host.h | 2 ++ > arch/x86/kvm/x86.c | 12 ++++++++++++ > include/uapi/linux/kvm.h | 2 ++ > 3 files changed, 16 insertions(+)
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> diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h > index 6cd63c1..ab3b711 100644 > --- a/include/uapi/linux/kvm.h > +++ b/include/uapi/linux/kvm.h > @@ -1355,6 +1355,8 @@ struct kvm_s390_ucas_mapping { > /* Available with KVM_CAP_S390_CMMA_MIGRATION */ > #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log) > #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log) > +/* Memory Encryption Commands */ > +#define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long)
I think this should be documented in Documentation/virtual/kvm/api.txt... unless I'm missing that hunk in some later patch...
-- Regards/Gruss, Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --
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