STACK_SP           49 arch/powerpc/oprofile/backtrace.c 	return STACK_SP(stack_frame);
STACK_SP           67 arch/powerpc/oprofile/backtrace.c 	return STACK_SP(stack_frame);
STACK_SP           87 arch/powerpc/oprofile/backtrace.c 	return STACK_SP(stack_frame);