Index: sys/amd64/amd64/pmap.c =================================================================== --- sys/amd64/amd64/pmap.c +++ sys/amd64/amd64/pmap.c @@ -1224,7 +1224,7 @@ * include at least one feature that is only supported by older Intel * or newer AMD processors. */ - if (vm_guest == VM_GUEST_VM && (cpu_feature & CPUID_SS) == 0 && + if (vm_guest != VM_GUEST_NO && (cpu_feature & CPUID_SS) == 0 && (cpu_feature2 & (CPUID2_SSSE3 | CPUID2_SSE41 | CPUID2_AESNI | CPUID2_AVX | CPUID2_XSAVE)) == 0 && (amd_feature2 & (AMDID2_XOP | AMDID2_FMA4)) == 0) Index: sys/i386/i386/pmap.c =================================================================== --- sys/i386/i386/pmap.c +++ sys/i386/i386/pmap.c @@ -794,7 +794,7 @@ * include at least one feature that is only supported by older Intel * or newer AMD processors. */ - if (vm_guest == VM_GUEST_VM && (cpu_feature & CPUID_SS) == 0 && + if (vm_guest != VM_GUEST_NO && (cpu_feature & CPUID_SS) == 0 && (cpu_feature2 & (CPUID2_SSSE3 | CPUID2_SSE41 | CPUID2_AESNI | CPUID2_AVX | CPUID2_XSAVE)) == 0 && (amd_feature2 & (AMDID2_XOP | AMDID2_FMA4)) == 0) Index: sys/kern/subr_param.c =================================================================== --- sys/kern/subr_param.c +++ sys/kern/subr_param.c @@ -148,6 +148,7 @@ "xen", "hv", "vmware", + "kvm", NULL }; CTASSERT(nitems(vm_guest_sysctl_names) - 1 == VM_LAST); Index: sys/sys/systm.h =================================================================== --- sys/sys/systm.h +++ sys/sys/systm.h @@ -74,7 +74,7 @@ * Keep in sync with vm_guest_sysctl_names[]. */ enum VM_GUEST { VM_GUEST_NO = 0, VM_GUEST_VM, VM_GUEST_XEN, VM_GUEST_HV, - VM_GUEST_VMWARE, VM_LAST }; + VM_GUEST_VMWARE, VM_GUEST_KVM, VM_LAST }; #if defined(WITNESS) || defined(INVARIANT_SUPPORT) void kassert_panic(const char *fmt, ...) __printflike(1, 2); Index: sys/x86/x86/identcpu.c =================================================================== --- sys/x86/x86/identcpu.c +++ sys/x86/x86/identcpu.c @@ -1300,6 +1300,8 @@ vm_guest = VM_GUEST_VMWARE; else if (strcmp(hv_vendor, "Microsoft Hv") == 0) vm_guest = VM_GUEST_HV; + else if (strcmp(hv_vendor, "KVMKVMKVM") == 0) + vm_guest = VM_GUEST_KVM; } return; } Index: sys/x86/x86/local_apic.c =================================================================== --- sys/x86/x86/local_apic.c +++ sys/x86/x86/local_apic.c @@ -499,8 +499,7 @@ ver = lapic_read32(LAPIC_VERSION); if ((ver & APIC_VER_EOI_SUPPRESSION) != 0) { lapic_eoi_suppression = 1; - if (vm_guest == VM_GUEST_VM && - !strcmp(hv_vendor, "KVMKVMKVM")) { + if (vm_guest == VM_GUEST_KVM) { if (bootverbose) printf( "KVM -- disabling lapic eoi suppression\n");