[PATCH 24/25] x86: Put 64 bit numa node memmap above 16M

[Yinghai Lu <yinghai@kernel.org>]

Do not use 0x8000 hard code value anymore.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
---
 arch/x86/mm/numa_64.c |    2 +-
 arch/x86/mm/srat_64.c |    4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 92c01a5..93a1e07 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -85,7 +85,7 @@ static int __init allocate_cachealigned_memnodemap(void)
 	if (memnodemapsize <= ARRAY_SIZE(memnode.embedded_map))
 		return 0;
 
-	addr = 0x8000;
+	addr = __pa(MAX_DMA_ADDRESS);
 	nodemap_size = roundup(sizeof(s16) * memnodemapsize, L1_CACHE_BYTES);
 	nodemap_addr = lmb_find_in_range(addr, max_pfn<<PAGE_SHIFT,
 				      nodemap_size, L1_CACHE_BYTES);
diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c
index 8f82c80..1f9b7b7 100644
--- a/arch/x86/mm/srat_64.c
+++ b/arch/x86/mm/srat_64.c
@@ -99,8 +99,8 @@ void __init acpi_numa_slit_init(struct acpi_table_slit *slit)
 	unsigned long phys;
 
 	length = slit->header.length;
-	phys = lmb_find_in_range(0, max_pfn_mapped<<PAGE_SHIFT, length,
-		 PAGE_SIZE);
+	phys = lmb_find_in_range(__pa(MAX_DMA_ADDRESS), max_pfn_mapped<<PAGE_SHIFT,
+				 length, PAGE_SIZE);
 
 	if (phys == (unsigned long)LMB_ERROR)
 		panic(" Can not save slit!\n");
-- 
1.6.4.2