--- arch/powerpc/platforms/pseries/plpar_wrappers.h

+++ arch/powerpc/platforms/pseries/plpar_wrappers.h

@@ -4,6 +4,14 @@

#include <asm/hvcall.h>

#include <asm/page.h>

+/* Get state of physical CPU from query_cpu_stopped */

+int smp_query_cpu_stopped(unsigned int pcpu);

+#define QCSS_STOPPED 0

+#define QCSS_STOPPING 1

+#define QCSS_NOT_STOPPED 2

+#define QCSS_HARDWARE_ERROR -1

+#define QCSS_HARDWARE_BUSY -2

+

static inline long poll_pending(void)

{

return plpar_hcall_norets(H_POLL_PENDING);