diff options
| author | Joao Martins <joao.m.martins@oracle.com> | 2018-06-15 21:17:14 -0400 |
|---|---|---|
| committer | David Woodhouse <dwmw@amazon.co.uk> | 2021-02-04 14:19:38 +0000 |
| commit | 13ffb97a3b11998450d51457b6b3617781953f7c (patch) | |
| tree | 9a0f9c256b9e3474a1396eec41c0d5a6045ac0e8 /include/uapi/linux/kvm.h | |
| parent | 1ea9f2ed81c4b058a3dc73b75d684a1f451ce714 (diff) | |
KVM: x86/xen: register shared_info page
Add KVM_XEN_ATTR_TYPE_SHARED_INFO to allow hypervisor to know where the
guest's shared info page is.
Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Diffstat (limited to 'include/uapi/linux/kvm.h')
| -rw-r--r-- | include/uapi/linux/kvm.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 11644954a2e2..f57f6e741a28 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -1595,11 +1595,15 @@ struct kvm_xen_hvm_attr { __u16 pad[3]; union { __u8 long_mode; + struct { + __u64 gfn; + } shared_info; __u64 pad[8]; } u; }; #define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 +#define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 /* Secure Encrypted Virtualization command */ enum sev_cmd_id { |