From 163872950dc856fd23849c27f60049feaac49ae6 Mon Sep 17 00:00:00 2001 From: Yinghai Lu Date: Thu, 29 May 2008 12:57:22 -0700 Subject: [PATCH] x86: extend e820 early_res support 32bit -fix #4 reserve_early pgdata for 32bit numa Signed-off-by: Yinghai Lu Signed-off-by: Ingo Molnar --- arch/x86/mm/discontig_32.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/x86/mm/discontig_32.c b/arch/x86/mm/discontig_32.c index 914ccf9836..4774972790 100644 --- a/arch/x86/mm/discontig_32.c +++ b/arch/x86/mm/discontig_32.c @@ -159,8 +159,13 @@ static void __init allocate_pgdat(int nid) if (nid && node_has_online_mem(nid)) NODE_DATA(nid) = (pg_data_t *)node_remap_start_vaddr[nid]; else { - NODE_DATA(nid) = (pg_data_t *)(pfn_to_kaddr(min_low_pfn)); - min_low_pfn += PFN_UP(sizeof(pg_data_t)); + unsigned long pgdat_phys; + pgdat_phys = find_e820_area(min_low_pfn<>PAGE_SHIFT)); + reserve_early(pgdat_phys, pgdat_phys + sizeof(pg_data_t), + "NODE_DATA"); } } -- 2.39.5