Index: abi/include/mm/as.h
===================================================================
--- abi/include/mm/as.h	(revision 9a9c805be5fb4f2fa097947afcec03940ca593f8)
+++ abi/include/mm/as.h	(revision 5892ec112c8c6043d7d13d3ec78ccfca8d0f278f)
@@ -37,10 +37,10 @@
 
 /** Address space area flags. */
-#define AS_AREA_READ       0x01
-#define AS_AREA_WRITE      0x02
-#define AS_AREA_EXEC       0x04
-#define AS_AREA_CACHEABLE  0x08
-#define AS_AREA_GUARD      0x10
-#define AS_AREA_NORESERVE  0x20
+#define AS_AREA_READ         0x01
+#define AS_AREA_WRITE        0x02
+#define AS_AREA_EXEC         0x04
+#define AS_AREA_CACHEABLE    0x08
+#define AS_AREA_GUARD        0x10
+#define AS_AREA_LATE_RESERVE 0x20
 
 /** Address space area info exported to uspace. */
Index: kernel/generic/src/mm/backend_anon.c
===================================================================
--- kernel/generic/src/mm/backend_anon.c	(revision 9a9c805be5fb4f2fa097947afcec03940ca593f8)
+++ kernel/generic/src/mm/backend_anon.c	(revision 5892ec112c8c6043d7d13d3ec78ccfca8d0f278f)
@@ -74,5 +74,5 @@
 bool anon_create(as_area_t *area)
 {
-	if (area->flags & AS_AREA_NORESERVE)
+	if (area->flags & AS_AREA_LATE_RESERVE)
 		return true;
 
@@ -82,5 +82,5 @@
 bool anon_resize(as_area_t *area, size_t new_pages)
 {
-	if (area->flags & AS_AREA_NORESERVE)
+	if (area->flags & AS_AREA_LATE_RESERVE)
 		return true;
 
@@ -106,5 +106,5 @@
 	ASSERT(mutex_locked(&area->as->lock));
 	ASSERT(mutex_locked(&area->lock));
-	ASSERT(!(area->flags & AS_AREA_NORESERVE));
+	ASSERT(!(area->flags & AS_AREA_LATE_RESERVE));
 
 	/*
@@ -146,5 +146,5 @@
 void anon_destroy(as_area_t *area)
 {
-	if (area->flags & AS_AREA_NORESERVE)
+	if (area->flags & AS_AREA_LATE_RESERVE)
 		return;
 
@@ -236,5 +236,5 @@
 		 */
 
-		if (area->flags & AS_AREA_NORESERVE) {
+		if (area->flags & AS_AREA_LATE_RESERVE) {
 			/*
 			 * Reserve the memory for this page now.
@@ -274,9 +274,9 @@
 	ASSERT(mutex_locked(&area->lock));
 
-	if (area->flags & AS_AREA_NORESERVE) {
-		/*
-		 * In case of the NORESERVE areas, physical memory will not be
-		 * unreserved when the area is destroyed so we need to use the
-		 * normal unreserving frame_free().
+	if (area->flags & AS_AREA_LATE_RESERVE) {
+		/*
+		 * In case of the late reserve areas, physical memory will not
+		 * be unreserved when the area is destroyed so we need to use
+		 * the normal unreserving frame_free().
 		 */
 		frame_free(frame);
Index: uspace/lib/c/generic/fibril.c
===================================================================
--- uspace/lib/c/generic/fibril.c	(revision 9a9c805be5fb4f2fa097947afcec03940ca593f8)
+++ uspace/lib/c/generic/fibril.c	(revision 5892ec112c8c6043d7d13d3ec78ccfca8d0f278f)
@@ -274,5 +274,5 @@
 	    FIBRIL_INITIAL_STACK_PAGES_NO * getpagesize(),
 	    AS_AREA_READ | AS_AREA_WRITE | AS_AREA_CACHEABLE | AS_AREA_GUARD |
-	    AS_AREA_NORESERVE);
+	    AS_AREA_LATE_RESERVE);
 	if (fibril->stack == (void *) -1) {
 		fibril_teardown(fibril);