diff options
Diffstat (limited to 'drivers/iommu/intel-iommu.c')
| -rw-r--r-- | drivers/iommu/intel-iommu.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index bb161d2fa03c..bdc447fd4766 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -24,6 +24,7 @@ #include <linux/init.h> #include <linux/bitmap.h> #include <linux/debugfs.h> +#include <linux/export.h> #include <linux/slab.h> #include <linux/irq.h> #include <linux/interrupt.h> @@ -404,6 +405,9 @@ int dmar_disabled = 0; int dmar_disabled = 1; #endif /*CONFIG_INTEL_IOMMU_DEFAULT_ON*/ +int intel_iommu_enabled = 0; +EXPORT_SYMBOL_GPL(intel_iommu_enabled); + static int dmar_map_gfx = 1; static int dmar_forcedac; static int intel_iommu_strict; @@ -3523,7 +3527,7 @@ found: return 0; } -int dmar_parse_rmrr_atsr_dev(void) +int __init dmar_parse_rmrr_atsr_dev(void) { struct dmar_rmrr_unit *rmrr, *rmrr_n; struct dmar_atsr_unit *atsr, *atsr_n; @@ -3646,6 +3650,8 @@ int __init intel_iommu_init(void) bus_register_notifier(&pci_bus_type, &device_nb); + intel_iommu_enabled = 1; + return 0; } |