1 files changed, 9 insertions, 7 deletions

diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 642572a8e334..85222fee4361 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -375,7 +375,7 @@ static void smp_ext_bitcall(int cpu, ec_bit_sig sig)
          * Set signaling bit in lowcore of target cpu and kick it
          */
         set_bit(sig, (unsigned long *) &lowcore_ptr[cpu]->ext_call_fast);
-        while(signal_processor(cpu, sigp_external_call) == sigp_busy)
+        while(signal_processor(cpu, sigp_emergency_signal) == sigp_busy)
                 udelay(10);
 }
 
@@ -394,7 +394,7 @@ static void smp_ext_bitcall_others(ec_bit_sig sig)
                  * Set signaling bit in lowcore of target cpu and kick it
                  */
                 set_bit(sig, (unsigned long *) &lowcore_ptr[cpu]->ext_call_fast);
-                while (signal_processor(cpu, sigp_external_call) == sigp_busy)
+                while (signal_processor(cpu, sigp_emergency_signal) == sigp_busy)
                         udelay(10);
         }
 }
@@ -537,7 +537,8 @@ int __devinit start_secondary(void *cpuvoid)
 #endif
 #ifdef CONFIG_PFAULT
         /* Enable pfault pseudo page faults on this cpu. */
-        pfault_init();
+        if (MACHINE_IS_VM)
+                pfault_init();
 #endif
         /* Mark this cpu as online */
         cpu_set(smp_processor_id(), cpu_online_map);
@@ -690,7 +691,8 @@ __cpu_disable(void)
 
 #ifdef CONFIG_PFAULT
         /* Disable pfault pseudo page faults on this cpu. */
-        pfault_fini();
+        if (MACHINE_IS_VM)
+                pfault_fini();
 #endif
 
         /* disable all external interrupts */
@@ -751,9 +753,9 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
         unsigned int cpu;
         int i;
 
-        /* request the 0x1202 external interrupt */
-        if (register_external_interrupt(0x1202, do_ext_call_interrupt) != 0)
-                panic("Couldn't request external interrupt 0x1202");
+        /* request the 0x1201 emergency signal external interrupt */
+        if (register_external_interrupt(0x1201, do_ext_call_interrupt) != 0)
+                panic("Couldn't request external interrupt 0x1201");
         smp_check_cpus(max_cpus);
         memset(lowcore_ptr,0,sizeof(lowcore_ptr));  
         /*