[PATCH] powerpc: Don't use KERNELBASE in add_memory(), and don't introduce a compiler warning

[Michael Ellerman]

In add_memory() we should be using __va() to get a virtual address.
Spotted by Mike Kravetz.

Signed-off-by: Michael Ellerman <michael at ellerman.id.au>
---

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

Index: linux/arch/powerpc/mm/mem.c
===================================================================
--- linux.orig/arch/powerpc/mm/mem.c
+++ linux/arch/powerpc/mm/mem.c
@@ -125,7 +125,7 @@ int __devinit add_memory(u64 start, u64 
 	nid = hot_add_scn_to_nid(start);
 	pgdata = NODE_DATA(nid);
 
-	start += KERNELBASE;
+	start = (unsigned long)__va(start);
 	create_section_mapping(start, start + size);
 
 	/* this should work for most non-highmem platforms */