Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
---
xen/common/domain.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/xen/common/domain.c b/xen/common/domain.c
index 8cfa2e0b6b..c4a480fa14 100644
--- a/xen/common/domain.c
+++ b/xen/common/domain.c
@@ -310,6 +310,12 @@ static int sanitise_domain_config(struct xen_domctl_createdomain *config)
return -EINVAL;
}
+ if ( config->iommu_opts & ~XEN_DOMCTL_IOMMU_no_sharept )
+ {
+ dprintk(XENLOG_INFO, "Unknown IOMMU options %#x\n", config->iommu_opts);
+ return -EINVAL;
+ }
+
if ( !(config->flags & XEN_DOMCTL_CDF_iommu) && config->iommu_opts )
{
dprintk(XENLOG_INFO,
--
2.28.0