* [PATCH] xen/domain: check IOMMU options doesn't contain unknown bits set
@ 2020-10-01 11:44 Roger Pau Monne
2020-10-01 11:51 ` Jan Beulich
0 siblings, 1 reply; 2+ messages in thread
From: Roger Pau Monne @ 2020-10-01 11:44 UTC (permalink / raw)
To: xen-devel
Cc: Roger Pau Monne, Andrew Cooper, George Dunlap, Ian Jackson,
Jan Beulich, Julien Grall, Stefano Stabellini, Wei Liu
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
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] xen/domain: check IOMMU options doesn't contain unknown bits set
2020-10-01 11:44 [PATCH] xen/domain: check IOMMU options doesn't contain unknown bits set Roger Pau Monne
@ 2020-10-01 11:51 ` Jan Beulich
0 siblings, 0 replies; 2+ messages in thread
From: Jan Beulich @ 2020-10-01 11:51 UTC (permalink / raw)
To: Roger Pau Monne
Cc: xen-devel, Andrew Cooper, George Dunlap, Ian Jackson,
Julien Grall, Stefano Stabellini, Wei Liu
On 01.10.2020 13:44, Roger Pau Monne wrote:
> Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
^ permalink raw reply [flat|nested] 2+ messages in thread
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