diff options
| author | Jason Wang <jasowang@redhat.com> | 2013-07-25 16:54:32 +0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2013-08-05 06:33:54 -0700 |
| commit | 96e39ac0e9d18020c8c5a41b64b8fe86c26575ab (patch) | |
| tree | 0f1256c242ac8d57c92b03dae6b619ca12f46c07 /arch/x86/include/asm/kvm_para.h | |
| parent | c095ba7224d8edc71dcef0d655911399a8bd4a3f (diff) | |
x86: Introduce hypervisor_cpuid_base()
This patch introduce hypervisor_cpuid_base() which loop test the hypervisor
existence function until the signature match and check the number of leaves if
required. This could be used by Xen/KVM guest to detect the existence of
hypervisor.
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Link: http://lkml.kernel.org/r/1374742475-2485-1-git-send-email-jasowang@redhat.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/include/asm/kvm_para.h')
0 files changed, 0 insertions, 0 deletions