Commit dbef7b56 authored Dec 27, 2010 by Yinghai Lu Committed by H. Peter Anvin Dec 29, 2010

x86-64, numa: Allocate memnodemap under max_pfn_mapped



We need to access it right way, so make sure that it is mapped already.

Prepare to put page table on local node, and nodemap is used before that.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <4D1933C8.7060105@kernel.org>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

parent 45635ab5

arch/x86/mm/numa_64.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -87,7 +87,7 @@ static int __init allocate_cachealigned_memnodemap(void)

		addr = 0x8000;
		nodemap_size = roundup(sizeof(s16) * memnodemapsize, L1_CACHE_BYTES);
		nodemap_addr = memblock_find_in_range(addr, max_pfn<<PAGE_SHIFT,
		nodemap_addr = memblock_find_in_range(addr, get_max_mapped(),
		nodemap_size, L1_CACHE_BYTES);
		if (nodemap_addr == MEMBLOCK_ERROR) {
		printk(KERN_ERR