trace_softirqs_on   20 include/linux/irqflags.h   extern void trace_softirqs_on(unsigned long ip);
trace_softirqs_on  150 kernel/softirq.c 		trace_softirqs_on(_RET_IP_);
trace_softirqs_on  177 kernel/softirq.c 		trace_softirqs_on(ip);