The patch titled
Add node to zone for the NUMA case
has been removed from the -mm tree. Its filename is
add-node-to-zone-for-the-numa-case.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: Add node to zone for the NUMA case
From: Christoph Lameter <clameter@xxxxxxx>
Add the node in order to optimize zone_to_nid.
Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
Acked-by: Paul Jackson <pj@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
include/linux/mm.h | 6 +++++-
include/linux/mmzone.h | 1 +
mm/page_alloc.c | 1 +
3 files changed, 7 insertions(+), 1 deletion(-)
diff -puN include/linux/mm.h~add-node-to-zone-for-the-numa-case include/linux/mm.h
--- a/include/linux/mm.h~add-node-to-zone-for-the-numa-case
+++ a/include/linux/mm.h
@@ -446,7 +446,11 @@ static inline struct zone *page_zone(str
static inline unsigned long zone_to_nid(struct zone *zone)
{
- return zone->zone_pgdat->node_id;
+#ifdef CONFIG_NUMA
+ return zone->node;
+#else
+ return 0;
+#endif
}
static inline unsigned long page_to_nid(struct page *page)
diff -puN include/linux/mmzone.h~add-node-to-zone-for-the-numa-case include/linux/mmzone.h
--- a/include/linux/mmzone.h~add-node-to-zone-for-the-numa-case
+++ a/include/linux/mmzone.h
@@ -168,6 +168,7 @@ struct zone {
unsigned long lowmem_reserve[MAX_NR_ZONES];
#ifdef CONFIG_NUMA
+ int node;
/*
* zone reclaim becomes active if more unmapped pages exist.
*/
diff -puN mm/page_alloc.c~add-node-to-zone-for-the-numa-case mm/page_alloc.c
--- a/mm/page_alloc.c~add-node-to-zone-for-the-numa-case
+++ a/mm/page_alloc.c
@@ -2405,6 +2405,7 @@ static void __meminit free_area_init_cor
zone->spanned_pages = size;
zone->present_pages = realsize;
#ifdef CONFIG_NUMA
+ zone->node = nid;
zone->min_unmapped_pages = (realsize*sysctl_min_unmapped_ratio)
/ 100;
zone->min_slab_pages = (realsize * sysctl_min_slab_ratio) / 100;
_
Patches currently in -mm which might be from clameter@xxxxxxx are
origin.patch
git-ia64.patch
get-rid-of-zone_table.patch
get-rid-of-zone_table-fix.patch
deal-with-cases-of-zone_dma-meaning-the-first-zone.patch
introduce-config_zone_dma.patch
optional-zone_dma-in-the-vm.patch
optional-zone_dma-for-i386.patch
optional-zone_dma-for-x86_64.patch
optional-zone_dma-for-ia64.patch
remove-zone_dma-remains-from-parisc.patch
remove-zone_dma-remains-from-sh-sh64.patch
radix-tree-rcu-lockless-readside.patch
scheduler-numa-aware-placement-of-sched_group_allnodes.patch
zvc-support-nr_slab_reclaimable--nr_slab_unreclaimable-swap_prefetch.patch
reduce-max_nr_zones-swap_prefetch-remove-incorrect-use-of-zone_highmem.patch
numa-add-zone_to_nid-function-swap_prefetch.patch
readahead-state-based-method-aging-accounting-apply-type-enum-zone_type-readahead.patch
-
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