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author | Brijesh Singh <brijesh.singh@amd.com> | 2017-12-04 10:57:26 -0600 |
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committer | Brijesh Singh <brijesh.singh@amd.com> | 2017-12-04 10:57:26 -0600 |
commit | 5acc5c063196b4a531a761a954023c1848ec832b (patch) | |
tree | f0aeadedafe44f1d651fc6811826d62b89ddb8e8 /include | |
parent | 8765d75329a386dd7742f94a1ea5fdcdea8d93d0 (diff) | |
download | linux-5acc5c063196b4a531a761a954023c1848ec832b.tar.gz linux-5acc5c063196b4a531a761a954023c1848ec832b.tar.bz2 linux-5acc5c063196b4a531a761a954023c1848ec832b.zip |
KVM: Introduce KVM_MEMORY_ENCRYPT_OP ioctl
If the hardware supports memory encryption then the
KVM_MEMORY_ENCRYPT_OP ioctl can be used by qemu to issue a platform
specific memory encryption commands.
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: "Radim Krčmář" <rkrcmar@redhat.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Borislav Petkov <bp@suse.de>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: x86@kernel.org
Cc: kvm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'include')
-rw-r--r-- | include/uapi/linux/kvm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 282d7613fce8..addd0cf4445f 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -1358,6 +1358,8 @@ 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) #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) |