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Subject[ACS PATCH v5 2/2] adding xen dom0 checking
Date
This patch is predicated on Jeremy's patch in include/xen/xen.h.

Signed-off-by: Allen Kay <allen.m.kay@intel.com>
---
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 aa98258..e9b347e 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 */
@@ -1017,7 +1018,7 @@ 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);
}

--
1.6.0.6


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