diff options
Diffstat (limited to 'include/linux/dmar.h')
| -rw-r--r-- | include/linux/dmar.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h index 4b77fd8fde76..8f06a0135a84 100644 --- a/include/linux/dmar.h +++ b/include/linux/dmar.h @@ -25,6 +25,7 @@ #include <linux/types.h> #include <linux/msi.h> #include <linux/irqreturn.h> +#include <linux/rwsem.h> struct acpi_dmar_header; @@ -48,6 +49,7 @@ struct dmar_drhd_unit { struct intel_iommu *iommu; }; +extern struct rw_semaphore dmar_global_lock; extern struct list_head dmar_drhd_units; #define for_each_drhd_unit(drhd) \ |