WARN_ON(cpu_is_offline(cpu)); 
void smp_send_reschedule(int cpu){	send_IPI_mask(cpumask_of_cpu(cpu), RESCHEDULE_VECTOR);}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/f370513640492641b4046bfd9a6e4714f6ae530d/smp.c/buggy/arch/i386/kernel/smp.c