Re: [Xen-devel] [PATCH linux v3] arm: xen: implement multicall hypercall support.

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2014-04-25 at 18:17 +0100, Stefano Stabellini wrote:
> > > diff --git a/arch/arm64/xen/hypercall.S b/arch/arm64/xen/hypercall.S
> > > index 531342e..8bbe940 100644
> > > --- a/arch/arm64/xen/hypercall.S
> > > +++ b/arch/arm64/xen/hypercall.S
> > > @@ -80,6 +80,7 @@ HYPERCALL2(memory_op);
> > >  HYPERCALL2(physdev_op);
> > >  HYPERCALL3(vcpu_op);
> > >  HYPERCALL1(tmem_op);
> > > +HYPERCALL2(multicall);
> > >  
> > >  ENTRY(privcmd_call)
> > >   mov x16, x0
> 
> You need to add an EXPORT_SYMBOL_GPL for it in arch/arm/xen/enlighten.c.

HYPERVISOR_multicall is not currently exported for x86 either. I think
we should go with this existing patch and sort out the exports
consistently across arch/* in a followup.

Ian.


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