---

 linux-2.6-npiggin/mm/vmscan.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff -puN mm/vmscan.c~vm-fix mm/vmscan.c
--- linux-2.6/mm/vmscan.c~vm-fix	2004-10-17 11:14:02.000000000 +1000
+++ linux-2.6-npiggin/mm/vmscan.c	2004-10-17 11:20:55.000000000 +1000
@@ -181,7 +181,7 @@ static int shrink_slab(unsigned long sca
 	struct shrinker *shrinker;
 
 	if (scanned == 0)
-		return 0;
+		scanned = 1;
 
 	if (!down_read_trylock(&shrinker_rwsem))
 		return 0;
@@ -1065,7 +1065,8 @@ scan:
 			total_reclaimed += sc.nr_reclaimed;
 			if (zone->all_unreclaimable)
 				continue;
-			if (zone->pages_scanned > zone->present_pages * 2)
+			if (zone->pages_scanned > (zone->nr_active +
+							zone->nr_inactive) * 4)
 				zone->all_unreclaimable = 1;
 			/*
 			 * If we've done a decent amount of scanning and

_