Re: [Xen-devel] [PATCH 1/2] xen/hypercall: fix hypercall fallback code for very old hypervisors

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 02.11.12 at 17:44, Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx> wrote:
> --- a/arch/x86/include/asm/xen/hypercall.h
> +++ b/arch/x86/include/asm/xen/hypercall.h
> @@ -359,18 +359,14 @@ HYPERVISOR_update_va_mapping(unsigned long va, pte_t 
> new_val,
>               return _hypercall4(int, update_va_mapping, va,
>                                  new_val.pte, new_val.pte >> 32, flags);
>  }
> +extern int __must_check xen_HYPERVISOR_event_channel_op_compat(int, void *);

Why don't you drop the HYPERVISOR_ now that you added the xen_?

>...
> +EXPORT_SYMBOL_GPL(xen_HYPERVISOR_event_channel_op_compat);

While this export is necessary, ...

>...
> +EXPORT_SYMBOL_GPL(xen_HYPERVISOR_physdev_op_compat);

... I would recommend not adding this one without need.

Jan


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