ftrace_init|-->ftrace_dyn_arch_init(&ftrace_stub)|-->*(unsingedlong*)ftrace_stub =0;|-->memcpy(ftrace_nop, content_of_nop_insn, MCOUNT_INSN_SIZE);|-->count = __stop_mcount_loc -__start_mcount_loc;|-->ret =ftrace_dyn_table_alloc(count)|-->ftrace_pages_start = (void*)ge...
[ 2983.129392] ftrace_startup (kernel/trace/ftrace.c:2146) [ 2983.130679] register_ftrace_function (kernel/trace/ftrace.c:4864) [ 2983.131667] perf_ftrace_event_register (kernel/trace/trace_event_perf.c:356) [ 2983.132590] perf_trace_init (kernel/trace/trace_event_perf.c:187 kernel/trace/t...