From: Allen Kay <allen.m.kay@intel.com>
To: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org
Cc: jbarnes@virtuousgeek.org, matthew@wil.cx, chris@sous-sol.org,
jeremy@goop.org, don.dugger@intel.com,
Allen Kay <allen.m.kay@intel.com>
Subject: [ACS PATCH v5 2/2] adding xen dom0 checking
Date: Wed, 7 Oct 2009 10:27:51 -0700 [thread overview]
Message-ID: <1254936471-18602-1-git-send-email-allen.m.kay@intel.com> (raw)
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
next reply other threads:[~2009-10-07 17:31 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-07 17:27 Allen Kay [this message]
2009-10-07 18:07 ` Jeremy Fitzhardinge
2009-10-26 21:12 ` Jesse Barnes
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