Re: [Xen-devel] [PATCH V3] x86/monitor: Disallow setting mem_access_emulate_each_rep when vm_event is NULL

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Fri, Apr 29, 2016 at 07:12:47PM +0300, Razvan Cojocaru wrote:
> On 04/09/16 08:54, Razvan Cojocaru wrote:
> > It is meaningless (and potentially dangerous - see 
> > hvmemul_virtual_to_linear())
> > to set mem_access_emulate_each_rep before xc_monitor_enable() (which 
> > allocates
> > vcpu->arch.vm_event) has been called, so return an error from the
> > XEN_DOMCTL_MONITOR_OP_EMULATE_EACH_REP hypercall when that is the case.
> > 
> > Signed-off-by: Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>
> > Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Release-acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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