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KVM: x86/xen: add KVM_XEN_HVM_SET_ATTR/KVM_XEN_HVM_GET_ATTR

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This will be used to set up shared info pages etc.

Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
This commit is contained in:
Joao Martins
2020-12-03 15:52:25 +00:00
committed by David Woodhouse
parent 7d6bbebb7b
commit a76b9641ad
4 changed files with 63 additions and 0 deletions
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11
include/uapi/linux/kvm.h
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@@ -1587,6 +1587,17 @@ struct kvm_pv_cmd {
/* Available with KVM_CAP_DIRTY_LOG_RING */
#define KVM_RESET_DIRTY_RINGS _IO(KVMIO, 0xc7)
#define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr)
#define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr)
struct kvm_xen_hvm_attr {
__u16 type;
__u16 pad[3];
union {
__u64 pad[8];
} u;
};
/* Secure Encrypted Virtualization command */
enum sev_cmd_id {
/* Guest initialization commands */