diff options
| -rw-r--r-- | drivers/pci/probe.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index aac5b156a5c..bb2cc39b64f 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -11,6 +11,7 @@ #include <linux/cpumask.h> #include <linux/pci-aspm.h> #include <linux/iommu.h> +#include <xen/xen.h> #include "pci.h" #define CARDBUS_LATENCY_TIMER 176 /* secondary latency timer */ @@ -1007,7 +1008,7 @@ static void pci_init_capabilities(struct pci_dev *dev) pci_iov_init(dev); /* Enable ACS P2P upstream forwarding */ - if (iommu_found()) + if (iommu_found() || xen_initial_domain()) pci_enable_acs(dev); } |