Index: linux-2.6.15-rc5-mm2/Makefile
===================================================================
--- linux-2.6.15-rc5-mm2.orig/Makefile	2005-12-14 17:43:16.000000000 -0800
+++ linux-2.6.15-rc5-mm2/Makefile	2005-12-14 18:04:55.000000000 -0800
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 15
-EXTRAVERSION =-rc5-mm2
+EXTRAVERSION =-rc5-mm2-d
 NAME=Affluent Albatross
 
 # *DOCUMENTATION*
Index: linux-2.6.15-rc5-mm2/fs/buffer.c
===================================================================
--- linux-2.6.15-rc5-mm2.orig/fs/buffer.c	2005-12-14 18:04:37.000000000 -0800
+++ linux-2.6.15-rc5-mm2/fs/buffer.c	2005-12-14 18:04:55.000000000 -0800
@@ -1546,7 +1546,6 @@ static inline void discard_buffer(struct
 	clear_buffer_dirty(bh);
 	bh->b_bdev = NULL;
 	clear_buffer_uptodate(bh);
-	WARN_ON(bh->b_page && PageUptodate(bh->b_page));
 	clear_buffer_mapped(bh);
 	clear_buffer_req(bh);
 	clear_buffer_new(bh);
Index: linux-2.6.15-rc5-mm2/mm/vmscan.c
===================================================================
--- linux-2.6.15-rc5-mm2.orig/mm/vmscan.c	2005-12-14 18:04:34.000000000 -0800
+++ linux-2.6.15-rc5-mm2/mm/vmscan.c	2005-12-14 18:04:55.000000000 -0800
@@ -1853,6 +1853,10 @@ int zone_reclaim(struct zone *zone, gfp_
 	 * Check if there is a reasonable amount of recoverable memory before
 	 * doing the scan.
 	 */
+
+	printk(KERN_ERR "zone_reclaim PAGECACHE=%ld MAPPED=%ld nr_pages=%ld\n",
+		zone_page_state(zone, NR_PAGECACHE), zone_page_state(zone, NR_MAPPED), nr_pages);
+
 	if (zone_page_state(zone, NR_PAGECACHE) <=
 			zone_page_state(zone, NR_MAPPED) + nr_pages)
 		return 0;
@@ -1876,6 +1880,7 @@ int zone_reclaim(struct zone *zone, gfp_
 	p->reclaim_state = NULL;
 	current->flags &= ~PF_MEMALLOC;
 	cond_resched();
+	printk(KERN_ERR "Reclaimed %ld pages\n", sc.nr_reclaimed);
 	return sc.nr_reclaimed >= (1 << order);
 }
 #endif