powerpc: Wire up sched_setattr and sched_getattr syscalls

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h
index 43523fe..3ddf702 100644
--- a/arch/powerpc/include/asm/systbl.h
+++ b/arch/powerpc/include/asm/systbl.h
@@ -359,3 +359,5 @@
 COMPAT_SYS(process_vm_writev)
 SYSCALL(finit_module)
 SYSCALL(ni_syscall) /* sys_kcmp */
+SYSCALL_SPU(sched_setattr)
+SYSCALL_SPU(sched_getattr)