* [7/9] NUMA-Q: allocate pgdats from node-local memory
@ 2002-11-12 2:20 William Lee Irwin III
0 siblings, 0 replies; only message in thread
From: William Lee Irwin III @ 2002-11-12 2:20 UTC (permalink / raw)
To: linux-kernel
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));
+ }
}
/*
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2002-11-12 2:22 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2002-11-12 2:20 [7/9] NUMA-Q: allocate pgdats from node-local memory William Lee Irwin III
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®