X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=mm%2Fpage_alloc.c;h=620aa11b24ebf3efe857e860de351923382b67e5;hb=242e54686257493f0b10ac557e730419d9af7d24;hp=3c9f7f88112543d2e72021c576cc377a2244e295;hpb=c2d9b8387bce8b4a0fd402fab7dc1319d11a418d;p=linux-2.6

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 3c9f7f8811..620aa11b24 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -329,7 +329,7 @@ static inline void free_pages_check(const char *function, struct page *page)
 			1 << PG_writeback )))
 		bad_page(function, page);
 	if (PageDirty(page))
-		ClearPageDirty(page);
+		__ClearPageDirty(page);
 }
 
 /*
@@ -897,12 +897,6 @@ rebalance:
 	cond_resched();
 
 	if (likely(did_some_progress)) {
-		/*
-		 * Go through the zonelist yet one more time, keep
-		 * very high watermark here, this is only to catch
-		 * a parallel oom killing, we must fail if we're still
-		 * under heavy pressure.
-		 */
 		for (i = 0; (z = zones[i]) != NULL; i++) {
 			if (!zone_watermark_ok(z, order, z->pages_min,
 					       classzone_idx, can_try_harder,
@@ -936,7 +930,7 @@ rebalance:
 				goto got_pg;
 		}
 
-		out_of_memory(gfp_mask);
+		out_of_memory(gfp_mask, order);
 		goto restart;
 	}
 
@@ -1067,20 +1061,19 @@ unsigned int nr_free_pages_pgdat(pg_data_t *pgdat)
 
 static unsigned int nr_free_zone_pages(int offset)
 {
-	pg_data_t *pgdat;
+	/* Just pick one node, since fallback list is circular */
+	pg_data_t *pgdat = NODE_DATA(numa_node_id());
 	unsigned int sum = 0;
 
-	for_each_pgdat(pgdat) {
-		struct zonelist *zonelist = pgdat->node_zonelists + offset;
-		struct zone **zonep = zonelist->zones;
-		struct zone *zone;
+	struct zonelist *zonelist = pgdat->node_zonelists + offset;
+	struct zone **zonep = zonelist->zones;
+	struct zone *zone;
 
-		for (zone = *zonep++; zone; zone = *zonep++) {
-			unsigned long size = zone->present_pages;
-			unsigned long high = zone->pages_high;
-			if (size > high)
-				sum += size - high;
-		}
+	for (zone = *zonep++; zone; zone = *zonep++) {
+		unsigned long size = zone->present_pages;
+		unsigned long high = zone->pages_high;
+		if (size > high)
+			sum += size - high;
 	}
 
 	return sum;
@@ -1867,7 +1860,6 @@ static void __init free_area_init_core(struct pglist_data *pgdat,
 		unsigned long *zones_size, unsigned long *zholes_size)
 {
 	unsigned long i, j;
-	const unsigned long zone_required_alignment = 1UL << (MAX_ORDER-1);
 	int cpu, nid = pgdat->node_id;
 	unsigned long zone_start_pfn = pgdat->node_start_pfn;
 
@@ -1940,9 +1932,6 @@ static void __init free_area_init_core(struct pglist_data *pgdat,
 		zone->zone_mem_map = pfn_to_page(zone_start_pfn);
 		zone->zone_start_pfn = zone_start_pfn;
 
-		if ((zone_start_pfn) & (zone_required_alignment-1))
-			printk(KERN_CRIT "BUG: wrong zone alignment, it will crash\n");
-
 		memmap_init(size, nid, j, zone_start_pfn);
 
 		zonetable_add(zone, nid, j, zone_start_pfn, size);