Merge commit 'origin/master'

Manual merge of:

	arch/powerpc/Kconfig
	arch/powerpc/kernel/stacktrace.c
	arch/powerpc/mm/slice.c
	arch/ppc/kernel/smp.c
diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c
index 583be67..db44e02 100644
--- a/arch/powerpc/mm/slice.c
+++ b/arch/powerpc/mm/slice.c
@@ -556,7 +556,7 @@
 	if (mask.low_slices || mask.high_slices) {
 		slice_convert(mm, mask, psize);
 		if (psize > MMU_PAGE_BASE)
-			on_each_cpu(slice_flush_segments, mm, 0, 1);
+			on_each_cpu(slice_flush_segments, mm, 1);
 	}
 	return addr;