Pull pvops into release branch

diff --cc arch/ia64/Makefile
Simple merge

diff --cc arch/ia64/kernel/iosapic.c
Simple merge

diff --cc arch/ia64/kernel/setup.c
Simple merge

diff --cc arch/ia64/kernel/smpboot.c
Simple merge

diff --cc arch/ia64/kernel/time.c
Simple merge

diff --cc include/asm-ia64/smp.h
index 27731e0,2984e26..12d96e0
--- 1/include/asm-ia64/smp.h
--- 2/include/asm-ia64/smp.h
+++ b/include/asm-ia64/smp.h
@@@ -120,7 -124,10 +121,8 @@@ extern void __init smp_build_cpu_map(vo
  extern void __init init_smp_config (void);
  extern void smp_do_timer (struct pt_regs *regs);
  
+ extern irqreturn_t handle_IPI(int irq, void *dev_id);
  extern void smp_send_reschedule (int cpu);
 -extern void lock_ipi_calllock(void);
 -extern void unlock_ipi_calllock(void);
  extern void identify_siblings (struct cpuinfo_ia64 *);
  extern int is_multithreading_enabled(void);