void modpost_log(enum loglevel loglevel, const char *fmt, ...);
+/*
+ * warn - show the given message, then let modpost continue running, still
+ * allowing modpost to exit successfully. This should be used when
+ * we still allow to generate vmlinux and modules.
+ *
+ * error - show the given message, then let modpost continue running, but fail
+ * in the end. This should be used when we should stop building vmlinux
+ * or modules, but we can continue running modpost to catch as many
+ * issues as possible.
+ *
+ * fatal - show the given message, and bail out immediately. This should be
+ * used when there is no point to continue running modpost.
+ */
#define warn(fmt, args...) modpost_log(LOG_WARN, fmt, ##args)
-#define merror(fmt, args...) modpost_log(LOG_ERROR, fmt, ##args)
+#define error(fmt, args...) modpost_log(LOG_ERROR, fmt, ##args)
#define fatal(fmt, args...) modpost_log(LOG_FATAL, fmt, ##args)