[7/9] NUMA-Q: allocate pgdats from node-local memory

From: William Lee Irwin III (wli@holomorphy.com)
Date: Mon Nov 11 2002 - 21:20:20 EST


This changes allocate_pgdat() to hand back virtual addresses of pgdats
from the start of node_remap_start_vaddr[nid].

 discontig.c | 12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff -urpN 05_memmap_after/arch/i386/mm/discontig.c 06_alloc_virtual/arch/i386/mm/discontig.c
--- 05_memmap_after/arch/i386/mm/discontig.c 2002-11-11 16:37:14.000000000 -0800
+++ 06_alloc_virtual/arch/i386/mm/discontig.c 2002-11-11 16:43:30.000000000 -0800
@@ -73,13 +73,13 @@ static void __init find_max_pfn_node(int
  */
 static void __init allocate_pgdat(int nid)
 {
- unsigned long node_datasz;
-
- node_datasz = PFN_UP(sizeof(struct pglist_data));
- NODE_DATA(nid) = (pg_data_t *)(__va(min_low_pfn << PAGE_SHIFT));
- min_low_pfn += node_datasz;
- if (!nid)
+ if (nid)
+ NODE_DATA(nid) = (pg_data_t *)node_remap_start_vaddr[nid];
+ else {
+ NODE_DATA(nid) = (pg_data_t *)(__va(min_low_pfn << PAGE_SHIFT));
+ min_low_pfn += PFN_UP(sizeof(pg_data_t));
                 memset(NODE_DATA(nid), 0, sizeof(pg_data_t));
+ }
 }
 
 /*
-
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