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path: root/drivers/pci/intel-iommu.c
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Diffstat (limited to 'drivers/pci/intel-iommu.c')
-rw-r--r--drivers/pci/intel-iommu.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index fa9e41626bf..f3f686581a9 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -61,7 +61,7 @@
/* global iommu list, set NULL for ignored DMAR units */
static struct intel_iommu **g_iommus;
-static int rwbf_quirk = 0;
+static int rwbf_quirk;
/*
* 0: Present
@@ -3142,8 +3142,10 @@ static struct iommu_ops intel_iommu_ops = {
static void __devinit quirk_iommu_rwbf(struct pci_dev *dev)
{
- /* Mobile 4 Series Chipset neglects to set RWBF capability,
- but needs it */
+ /*
+ * Mobile 4 Series Chipset neglects to set RWBF capability,
+ * but needs it:
+ */
printk(KERN_INFO "DMAR: Forcing write-buffer flush capability\n");
rwbf_quirk = 1;
}