On Tue, 2015-01-13 at 14:25 +0000, Julien Grall wrote:
> Signed-off-by: Julien Grall <julien.gr...@linaro.org>
> Acked-by: Stefano Stabellini <stefano.stabell...@eu.citrix.com>
Acked-by: Ian Campbell <ian.campb...@citrix.com>
(although this does seem to suggest that my decision to use
subarch_do_domctl was flawed -- I should just have inlined
XEN_DOMCTL_set_address_size with a call to a subarch helper)
> Cc: Jan Beulich <jbeul...@suse.com>
>
> ---
> Changes in v3:
> - Add Stefano's ack
>
> Changes in v2:
> - Don't move the call in common code.
> ---
> xen/arch/arm/domctl.c | 11 ++++++++++-
> 1 file changed, 10 insertions(+), 1 deletion(-)
>
> diff --git a/xen/arch/arm/domctl.c b/xen/arch/arm/domctl.c
> index 485d3aa..cc4894e 100644
> --- a/xen/arch/arm/domctl.c
> +++ b/xen/arch/arm/domctl.c
> @@ -33,7 +33,16 @@ long arch_do_domctl(struct xen_domctl *domctl, struct
> domain *d,
> return p2m_cache_flush(d, s, e);
> }
> default:
> - return subarch_do_domctl(domctl, d, u_domctl);
> + {
> + int rc;
> +
> + rc = subarch_do_domctl(domctl, d, u_domctl);
> +
> + if ( rc == -ENOSYS )
> + rc = iommu_do_domctl(domctl, d, u_domctl);
> +
> + return rc;
> + }
> }
> }
>
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