diff -urNp ref/fs/proc/proc_misc.c 2.4.20pre5aa1/fs/proc/proc_misc.c
--- ref/fs/proc/proc_misc.c	Fri Aug 30 03:22:09 2002
+++ 2.4.20pre5aa1/fs/proc/proc_misc.c	Fri Aug 30 03:22:13 2002
@@ -153,7 +153,7 @@ static int meminfo_read_proc(char *page,
 				 int count, int *eof, void *data)
 {
 	struct sysinfo i;
-	int len;
+	int len, nid;
 	int pg_size ;
 
 /*
@@ -207,6 +207,27 @@ static int meminfo_read_proc(char *page,
 		K(i.totalswap),
 		K(i.freeswap));
 
+#ifdef CONFIG_DISCONTIGMEM
+	for (nid = 0; nid < numnodes; ++nid) {
+		si_meminfo_node(&i, nid);
+		len += sprintf(page+len, "\n"
+			"Node %d MemTotal:     %8lu kB\n"
+			"Node %d MemFree:     %8lu kB\n"
+			"Node %d MemUsed:     %8lu kB\n"
+			"Node %d HighTotal:    %8lu kB\n"
+			"Node %d HighFree:     %8lu kB\n"
+			"Node %d LowTotal:     %8lu kB\n"
+			"Node %d LowFree:      %8lu kB\n",
+			nid, K(i.totalram),
+			nid, K(i.freeram),
+			nid, K(i.totalram-i.freeram),
+			nid, K(i.totalhigh),
+			nid, K(i.freehigh),
+			nid, K(i.totalram-i.totalhigh),
+			nid, K(i.freeram-i.freehigh));
+	}
+#endif
+
 	return proc_calc_metrics(page, start, off, count, eof, len);
 #undef B
 #undef K
diff -urNp ref/include/linux/highmem.h 2.4.20pre5aa1/include/linux/highmem.h
--- ref/include/linux/highmem.h	Fri Aug 30 03:22:03 2002
+++ 2.4.20pre5aa1/include/linux/highmem.h	Fri Aug 30 03:22:13 2002
@@ -12,6 +12,7 @@ extern struct page *highmem_start_page;
 
 /* declarations for linux/mm/highmem.c */
 unsigned int nr_free_highpages(void);
+inline unsigned int nr_free_highpages_pgdat(pg_data_t *pgdat);
 extern void init_kmap(void);
 
 extern struct buffer_head *create_bounce(int rw, struct buffer_head * bh_orig);
diff -urNp ref/include/linux/mm.h 2.4.20pre5aa1/include/linux/mm.h
--- ref/include/linux/mm.h	Fri Aug 30 03:22:10 2002
+++ 2.4.20pre5aa1/include/linux/mm.h	Fri Aug 30 03:22:13 2002
@@ -526,6 +526,9 @@ extern void free_area_init_node(int nid,
 extern void mem_init(void);
 extern void show_mem(void);
 extern void si_meminfo(struct sysinfo * val);
+#ifdef CONFIG_DISCONTIGMEM
+extern void si_meminfo_node(struct sysinfo *val, int nid);
+#endif
 extern void swapin_readahead(swp_entry_t);
 
 extern struct address_space swapper_space;
diff -urNp ref/include/linux/swap.h 2.4.20pre5aa1/include/linux/swap.h
--- ref/include/linux/swap.h	Fri Aug 30 03:21:59 2002
+++ 2.4.20pre5aa1/include/linux/swap.h	Fri Aug 30 03:22:13 2002
@@ -84,6 +84,7 @@ extern int nr_swap_pages;
 #define vm_swap_full() (nr_swap_pages*2 < total_swap_pages)
 
 extern unsigned int nr_free_pages(void);
+extern inline unsigned int nr_free_pages_pgdat (pg_data_t *pgdat);
 extern unsigned int nr_free_buffer_pages(void);
 extern int nr_active_pages;
 extern int nr_inactive_pages;
diff -urNp ref/mm/numa.c 2.4.20pre5aa1/mm/numa.c
--- ref/mm/numa.c	Fri Aug 30 03:22:10 2002
+++ 2.4.20pre5aa1/mm/numa.c	Fri Aug 30 03:22:13 2002
@@ -82,4 +82,26 @@ void __init free_area_init_node(int nid,
 	memset(pgdat->valid_addr_bitmap, 0, size);
 }
 
+void si_meminfo_node(struct sysinfo *val, int nid)
+{
+	pg_data_t *pgdat;
+
+	val->totalram = 0;
+	val->freeram = 0;
+	val->totalhigh = 0;
+	val->freehigh = 0;
+
+	pgdat = NODE_DATA(nid);
+	if (!pgdat)
+		BUG();
+	val->totalram += pgdat->node_size;
+	val->freeram += nr_free_pages_pgdat(pgdat);
+#ifdef CONFIG_HIGHMEM
+	val->totalhigh += pgdat->node_zones[ZONE_HIGHMEM].size;
+	val->freehigh += nr_free_highpages_pgdat(pgdat);
+#endif
+	val->mem_unit = PAGE_SIZE;
+	return;
+}
+
 #endif /* CONFIG_DISCONTIGMEM */
diff -urNp ref/mm/page_alloc.c 2.4.20pre5aa1/mm/page_alloc.c
--- ref/mm/page_alloc.c	Fri Aug 30 03:22:10 2002
+++ 2.4.20pre5aa1/mm/page_alloc.c	Fri Aug 30 03:29:59 2002
@@ -508,6 +508,20 @@ unsigned int nr_free_pages (void)
 }
 
 /*
+ * Total amount of free (allocatable) RAM for a given pg_data_t:
+ */
+unsigned int nr_free_pages_pgdat (pg_data_t *pgdat)
+{
+	unsigned int sum; 
+	zone_t *zone;
+
+	sum = 0;
+	for (zone = pgdat->node_zones; zone < pgdat->node_zones + MAX_NR_ZONES; zone++)
+		sum += zone->free_pages;
+	return sum;
+}
+
+/*
  * Amount of free RAM allocatable as buffer memory:
  */
 unsigned int nr_free_buffer_pages (void)
@@ -539,17 +553,22 @@ unsigned int nr_free_buffer_pages (void)
 }
 
 #if CONFIG_HIGHMEM
+inline unsigned int nr_free_highpages_pgdat (pg_data_t *pgdat)
+{
+	return pgdat->node_zones[ZONE_HIGHMEM].free_pages;
+}
+
 unsigned int nr_free_highpages (void)
 {
 	pg_data_t *pgdat;
 	unsigned int pages = 0;
 
 	for_each_pgdat(pgdat)
-		pages += pgdat->node_zones[ZONE_HIGHMEM].free_pages;
+		pages += nr_free_highpages_pgdat(pgdat);
 
 	return pages;
 }
-#endif
+#endif /* CONFIG_HIGHMEM */
 
 /*
  * If it returns non zero it means there's lots of ram "free"