BFD: Unit tests for BFD.

[sliver-openvswitch.git] / lib / vlog.h

diff --git a/lib/vlog.h b/lib/vlog.h
index eeec5fc..c111ff6 100644 (file)
--- a/lib/vlog.h
+++ b/lib/vlog.h
@@ -17,6 +17,15 @@
 #ifndef VLOG_H
 #define VLOG_H 1
 
+/* Logging.
+ *
+ *
+ * Thread-safety
+ * =============
+ *
+ * Fully thread safe.
+ */
+
 #include <limits.h>
 #include <stdarg.h>
 #include <stdbool.h>
@@ -79,8 +88,8 @@ struct vlog_module {
 #if USE_LINKER_SECTIONS
 #define VLOG_DEFINE_MODULE(MODULE)                                      \
         VLOG_DEFINE_MODULE__(MODULE)                                    \
-        extern struct vlog_module *vlog_module_ptr_##MODULE;            \
-        struct vlog_module *vlog_module_ptr_##MODULE                    \
+        extern struct vlog_module *const vlog_module_ptr_##MODULE;      \
+        struct vlog_module *const vlog_module_ptr_##MODULE              \
             __attribute__((section("vlog_modules"))) = &VLM_##MODULE
 #else
 #define VLOG_DEFINE_MODULE(MODULE) extern struct vlog_module VLM_##MODULE