vfio: fix headers for C++ support

Fixes: 279b581c897d ("vfio: expose functions")
Cc: stable@dpdk.org
Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>

diff --git a/lib/librte_eal/common/include/rte_vfio.h b/lib/librte_eal/common/include/rte_vfio.h
index e981a62..249095e 100644 (file)
--- a/lib/librte_eal/common/include/rte_vfio.h
+++ b/lib/librte_eal/common/include/rte_vfio.h
@@ -28,6 +28,10 @@
 #define VFIO_NOIOMMU_MODE      \
        "/sys/module/vfio/parameters/enable_unsafe_noiommu_mode"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  * Setup vfio_cfg for the device identified by its address.
  * It discovers the configured I/O MMU groups or sets a new one for the device.
@@ -123,6 +127,10 @@ int rte_vfio_noiommu_is_enabled(void);
 int
 rte_vfio_clear_group(int vfio_group_fd);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* VFIO_PRESENT */
 
 #endif /* _RTE_VFIO_H_ */