This is useful so HVMOP_altp2m_vcpu_enable_notify will fail and not silently succeed. It save a call to HVMOP_altp2m_set_suppress_ve.
Signed-off-by: Alexandru Isaila <[email protected]> --- xen/arch/x86/hvm/hvm.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c index 9a490ef68c..51fc3ec07f 100644 --- a/xen/arch/x86/hvm/hvm.c +++ b/xen/arch/x86/hvm/hvm.c @@ -4561,6 +4561,12 @@ static int do_altp2m_op( break; } + if ( !cpu_has_vmx_virt_exceptions ) + { + rc = -EOPNOTSUPP; + break; + } + v = d->vcpu[a.u.enable_notify.vcpu_id]; if ( !gfn_eq(vcpu_altp2m(v).veinfo_gfn, INVALID_GFN) || -- 2.17.1 _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
