1 files changed, 14 insertions, 2 deletions
diff --git a/include/linux/parser.h b/include/linux/parser.h
index 5f982a1a2600..fa3332861a09 100644
--- a/include/linux/parser.h
+++ b/include/linux/parser.h
@@ -1,3 +1,14 @@
+/*
+ * linux/include/linux/parser.h
+ *
+ * Header for lib/parser.c
+ * Intended use of these functions is parsing filesystem argument lists,
+ * but could potentially be used anywhere else that simple option=arg
+ * parsing is required.
+ */
+
+
+/* associates an integer enumerator with a pattern string. */
 struct match_token {
 	int token;
 	char *pattern;
@@ -5,15 +16,16 @@ struct match_token {
 
 typedef struct match_token match_table_t[];
 
+/* Maximum number of arguments that match_token will find in a pattern */
 enum {MAX_OPT_ARGS = 3};
 
+/* Describe the location within a string of a substring */
 typedef struct {
 	char *from;
 	char *to;
 } substring_t;
 
-int match_token(char *s, match_table_t table, substring_t args[]);
-
+int match_token(char *, match_table_t table, substring_t args[]);
 int match_int(substring_t *, int *result);
 int match_octal(substring_t *, int *result);
 int match_hex(substring_t *, int *result);