Index: linux-2.6.17-rc6-cl/fs/nfs/pagelist.c
===================================================================
--- linux-2.6.17-rc6-cl.orig/fs/nfs/pagelist.c	2006-06-13 11:25:38.015684073 -0700
+++ linux-2.6.17-rc6-cl/fs/nfs/pagelist.c	2006-06-13 11:57:37.441744473 -0700
@@ -154,6 +154,7 @@ void nfs_clear_request(struct nfs_page *
 {
 	struct page *page = req->wb_page;
 	if (page != NULL) {
+		dec_zone_page_state(page, NR_UNSTABLE);
 		page_cache_release(page);
 		req->wb_page = NULL;
 	}
Index: linux-2.6.17-rc6-cl/include/linux/vmstat.h
===================================================================
--- linux-2.6.17-rc6-cl.orig/include/linux/vmstat.h	2006-06-13 11:26:59.624879683 -0700
+++ linux-2.6.17-rc6-cl/include/linux/vmstat.h	2006-06-13 12:16:34.540282885 -0700
@@ -15,10 +15,10 @@ extern atomic_long_t vm_stat[NR_VM_ZONE_
 static inline unsigned long global_page_state(enum zone_stat_item item)
 {
 	long x = atomic_long_read(&vm_stat[item]);
-#ifdef CONFIG_SMP
+//#ifdef CONFIG_SMP
 	if (x < 0)
 		x = 0;
-#endif
+//#endif
 	return x;
 }
 
@@ -26,10 +26,10 @@ static inline unsigned long zone_page_st
 					enum zone_stat_item item)
 {
 	long x = atomic_long_read(&zone->vm_stat[item]);
-#ifdef CONFIG_SMP
+//#ifdef CONFIG_SMP
 	if (x < 0)
 		x = 0;
-#endif
+//#endif
 	return x;
 }