[PATCH] total_free_shortage() using zone_free_shortage()

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Linus,

The following patch changes total_free_shortage() to use
zone_free_shortage() to calculate the sum of perzone free shortages.

This way we isolate the calculation variables in zone_free_shortage().

Against 2.4.8-pre4. Please apply.

diff -Nur linux.orig/mm/vmscan.c linux/mm/vmscan.c
--- linux.orig/mm/vmscan.c Mon Aug 6 21:29:11 2001
+++ linux/mm/vmscan.c Mon Aug 6 21:37:53 2001
@@ -807,12 +807,8 @@
                 int i;
                 for(i = 0; i < MAX_NR_ZONES; i++) {
                         zone_t *zone = pgdat->node_zones+ i;
- if (zone->size && (zone->inactive_clean_pages +
- zone->free_pages < zone->pages_min)) {
- sum += zone->pages_min;
- sum -= zone->free_pages;
- sum -= zone->inactive_clean_pages;
- }
+
+ sum += zone_free_shortage(zone);
                 }
                 pgdat = pgdat->node_next;
         } while (pgdat);

-
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