xen: register runstate on secondary CPUs

The commit "xen: re-register runstate area earlier on resume" caused us
to never try and setup the runstate area for secondary CPUs. Ensure that
we do this...

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Stable Kernel <stable@kernel.org>

diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index fe03eeed7b48d383ec76d04bb9d0d92e6b53a7ff..360f8d8c19cd2e933fb010f7f7cfa990fc042823 100644 (file)
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -295,6 +295,7 @@ static int __cpuinit xen_cpu_up(unsigned int cpu)
                (unsigned long)task_stack_page(idle) -
                KERNEL_STACK_OFFSET + THREAD_SIZE;
 #endif
+       xen_setup_runstate_info(cpu);
        xen_setup_timer(cpu);
        xen_init_lock_cpu(cpu);