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authorBorislav Petkov <bp@suse.de>2013-09-22 16:44:50 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2013-10-30 18:54:39 +0100
commit9c15bb1d0a8411f9bb3395d21d5309bde7da0c1c (patch)
tree33f00dcd75d1ef4f97e037f1c97acb2365131de4 /arch/x86/include/uapi/asm/kvm.h
parent5bb3398dd2df2c26261b2156c98cf4c95b3f91fe (diff)
downloadlinux-0-day-9c15bb1d0a8411f9bb3395d21d5309bde7da0c1c.tar.gz
linux-0-day-9c15bb1d0a8411f9bb3395d21d5309bde7da0c1c.tar.xz
kvm: Add KVM_GET_EMULATED_CPUID
Add a kvm ioctl which states which system functionality kvm emulates. The format used is that of CPUID and we return the corresponding CPUID bits set for which we do emulate functionality. Make sure ->padding is being passed on clean from userspace so that we can use it for something in the future, after the ioctl gets cast in stone. s/kvm_dev_ioctl_get_supported_cpuid/kvm_dev_ioctl_get_cpuid/ while at it. Signed-off-by: Borislav Petkov <bp@suse.de> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/include/uapi/asm/kvm.h')
-rw-r--r--arch/x86/include/uapi/asm/kvm.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/include/uapi/asm/kvm.h b/arch/x86/include/uapi/asm/kvm.h
index 5d9a3033b3d76..d3a87780c70bd 100644
--- a/arch/x86/include/uapi/asm/kvm.h
+++ b/arch/x86/include/uapi/asm/kvm.h
@@ -211,9 +211,9 @@ struct kvm_cpuid_entry2 {
__u32 padding[3];
};
-#define KVM_CPUID_FLAG_SIGNIFCANT_INDEX 1
-#define KVM_CPUID_FLAG_STATEFUL_FUNC 2
-#define KVM_CPUID_FLAG_STATE_READ_NEXT 4
+#define KVM_CPUID_FLAG_SIGNIFCANT_INDEX BIT(0)
+#define KVM_CPUID_FLAG_STATEFUL_FUNC BIT(1)
+#define KVM_CPUID_FLAG_STATE_READ_NEXT BIT(2)
/* for KVM_SET_CPUID2 */
struct kvm_cpuid2 {