[PATCH] Replace min_unmapped_ratio by min_unmapped_pages in struct zone

*_pages is a better description of the role of the variable.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index f7ea020..5da6bc4 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2002,7 +2002,7 @@
 		zone->spanned_pages = size;
 		zone->present_pages = realsize;
 #ifdef CONFIG_NUMA
-		zone->min_unmapped_ratio = (realsize*sysctl_min_unmapped_ratio)
+		zone->min_unmapped_pages = (realsize*sysctl_min_unmapped_ratio)
 						/ 100;
 #endif
 		zone->name = zone_names[j];
@@ -2313,7 +2313,7 @@
 		return rc;
 
 	for_each_zone(zone)
-		zone->min_unmapped_ratio = (zone->present_pages *
+		zone->min_unmapped_pages = (zone->present_pages *
 				sysctl_min_unmapped_ratio) / 100;
 	return 0;
 }
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 8f35d7d..5154c25e 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1618,7 +1618,7 @@
 	 * unmapped file backed pages.
 	 */
 	if (zone_page_state(zone, NR_FILE_PAGES) -
-	    zone_page_state(zone, NR_FILE_MAPPED) <= zone->min_unmapped_ratio)
+	    zone_page_state(zone, NR_FILE_MAPPED) <= zone->min_unmapped_pages)
 		return 0;
 
 	/*