>>> On 12.02.16 at 01:22, <tleng...@novetta.com> wrote: > Sending the dr7 register during vm_events is useful for various applications, > but the current way the register value is gathered is incorrent. In this > patch > we extend vmx_vmcs_save so that we get the correct value. > > Suggested-by: Andrew Cooper <andrew.coop...@citrix.com>
Iirc Andrew suggested ... > --- a/xen/arch/x86/hvm/vmx/vmx.c > +++ b/xen/arch/x86/hvm/vmx/vmx.c > @@ -490,6 +490,7 @@ static void vmx_vmcs_save(struct vcpu *v, struct > hvm_hw_cpu *c) > __vmread(GUEST_SYSENTER_CS, &c->sysenter_cs); > __vmread(GUEST_SYSENTER_ESP, &c->sysenter_esp); > __vmread(GUEST_SYSENTER_EIP, &c->sysenter_eip); > + __vmread(GUEST_DR7, &c->dr7); ... just when v == current. Jan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
