Index: kernel/generic/include/macros.h
===================================================================
--- kernel/generic/include/macros.h	(revision d4b55422d35d65c648d6bb91798e0f57497dc56c)
+++ kernel/generic/include/macros.h	(revision 0cf1dcf618f56b3af8ac02f020702b3d38273d91)
@@ -43,5 +43,5 @@
 #define is_upper(c)		(((c) >= 'A') && ((c) <= 'Z'))
 #define is_alpha(c)		(is_lower(c) || is_upper(c))
-#define is_alphanum(c)	(is_alpha(c) || is_digit(c))
+#define is_alphanum(c)		(is_alpha(c) || is_digit(c))
 #define is_white(c)		(((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r'))
 
Index: kernel/generic/include/mm/frame.h
===================================================================
--- kernel/generic/include/mm/frame.h	(revision d4b55422d35d65c648d6bb91798e0f57497dc56c)
+++ kernel/generic/include/mm/frame.h	(revision 0cf1dcf618f56b3af8ac02f020702b3d38273d91)
@@ -58,5 +58,5 @@
 #define ZONE_JOIN       0x1	/**< If possible, merge with neighbouring zones */
 
-#define FRAME_KA		0x1	/* skip frames conflicting with user address space */
+#define FRAME_KA		0x1	/* convert the frame address to kernel va */
 #define FRAME_ATOMIC 	        0x2	/* do not panic and do not sleep on failure */
 #define FRAME_NO_RECLAIM        0x4     /* do not start reclaiming when no free memory */