[PATCH] [3/66] x86_64: Use correct PUD for memory hotadd

["Andi Kleen" <ak@xxxxxxx>]

From: Jan Beulich <jbeulich@xxxxxxxxxx>

Memory >39bits has a different PUD.

Cc: "Tolentino, Matthew E" <matthew.e.tolentino@xxxxxxxxx>

Signed-off-by: Andi Kleen <ak@xxxxxxx>

 arch/x86_64/mm/init.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

Index: linux/arch/x86_64/mm/init.c
===================================================================
--- linux.orig/arch/x86_64/mm/init.c
+++ linux/arch/x86_64/mm/init.c
@@ -344,7 +344,7 @@ void __meminit init_memory_mapping(unsig
 		pud_t *pud;
 
 		if (after_bootmem)
-			pud = pud_offset_k(pgd, __PAGE_OFFSET);
+			pud = pud_offset_k(pgd, start & PGDIR_MASK);
 		else
 			pud = alloc_low_page(&map, &pud_phys);
 
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