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authorChristoph Lameter <clameter@sgi.com>2006-09-26 08:31:55 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-26 17:48:52 +0200
commit89fa30242facca249aead2aac03c4c69764f911c (patch)
tree1ac46b4777b819f2a4793d8e37330576ae5089ec /mm/page_alloc.c
parent[PATCH] Hugepages: Use page_to_nid rather than traversing zone pointers (diff)
downloadlinux-89fa30242facca249aead2aac03c4c69764f911c.tar.xz
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[PATCH] NUMA: Add zone_to_nid function
There are many places where we need to determine the node of a zone. Currently we use a difficult to read sequence of pointer dereferencing. Put that into an inline function and use throughout VM. Maybe we can find a way to optimize the lookup in the future. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm/page_alloc.c')
-rw-r--r--mm/page_alloc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index cf913bdd433e..51070b6d593f 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1217,7 +1217,7 @@ unsigned int nr_free_pagecache_pages(void)
#ifdef CONFIG_NUMA
static void show_node(struct zone *zone)
{
- printk("Node %d ", zone->zone_pgdat->node_id);
+ printk("Node %ld ", zone_to_nid(zone));
}
#else
#define show_node(zone) do { } while (0)