Re: [Xen-devel] [PATCH v4 11/11] arm: enable XENFEAT_ARM_SMCCC_supported feature

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 21.08.17 at 22:27, <volodymyr_babchuk@xxxxxxxx> wrote:
> As Xen now supports SMCCC, we can enable this feature to tell
> guests that it is safe to call generic SMCs and HVCs.

I think this and patch 10 should be folded.

> Signed-off-by: Volodymyr Babchuk <volodymyr_babchuk@xxxxxxxx>
> ---
>  xen/common/kernel.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/xen/common/kernel.c b/xen/common/kernel.c
> index ce7cb8a..18c4d51 100644
> --- a/xen/common/kernel.c
> +++ b/xen/common/kernel.c
> @@ -332,6 +332,9 @@ DO(xen_version)(int cmd, XEN_GUEST_HANDLE_PARAM(void) arg)
>                      (1U << XENFEAT_auto_translated_physmap);
>              if ( is_hardware_domain(d) )
>                  fi.submap |= 1U << XENFEAT_dom0;
> +#ifdef CONFIG_ARM
> +            fi.submap |= (1U << XENFEAT_ARM_SMCCC_supported);
> +#endif

Pointless parentheses (as other code in context shows you).

With both aspects taken care of
Acked-by: Jan Beulich <jbeulich@xxxxxxxx>

Jan


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