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| author | Wei Wang <wei.w.wang@intel.com> | 2022-01-05 13:35:30 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-01-14 19:44:42 +0100 |
| commit | 415a3c33e847349c0f76575b3ebfdfae2f5a681a (patch) | |
| tree | 928b52436fd1282c4cc1b097ec718340aa3ee3c4 /tools/include | |
| parent | kvm: x86: Add support for getting/setting expanded xstate buffer (diff) | |
| download | linux-415a3c33e847349c0f76575b3ebfdfae2f5a681a.tar.xz linux-415a3c33e847349c0f76575b3ebfdfae2f5a681a.zip | |
kvm: selftests: Add support for KVM_CAP_XSAVE2
When KVM_CAP_XSAVE2 is supported, userspace is expected to allocate
buffer for KVM_GET_XSAVE2 and KVM_SET_XSAVE using the size returned
by KVM_CHECK_EXTENSION(KVM_CAP_XSAVE2).
Signed-off-by: Wei Wang <wei.w.wang@intel.com>
Signed-off-by: Guang Zeng <guang.zeng@intel.com>
Signed-off-by: Jing Liu <jing2.liu@intel.com>
Signed-off-by: Yang Zhong <yang.zhong@intel.com>
Message-Id: <20220105123532.12586-20-yang.zhong@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/include')
| -rw-r--r-- | tools/include/uapi/linux/kvm.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/kvm.h b/tools/include/uapi/linux/kvm.h index 1daa45268de2..f066637ee206 100644 --- a/tools/include/uapi/linux/kvm.h +++ b/tools/include/uapi/linux/kvm.h @@ -1131,6 +1131,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_EXIT_ON_EMULATION_FAILURE 204 #define KVM_CAP_ARM_MTE 205 #define KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM 206 +#define KVM_CAP_XSAVE2 207 #ifdef KVM_CAP_IRQ_ROUTING @@ -1551,6 +1552,8 @@ struct kvm_s390_ucas_mapping { /* Available with KVM_CAP_XSAVE */ #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave) #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave) +/* Available with KVM_CAP_XSAVE2 */ +#define KVM_GET_XSAVE2 _IOR(KVMIO, 0xcf, struct kvm_xsave) /* Available with KVM_CAP_XCRS */ #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs) #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs) |