perf_ibs_nmi_handler 699 arch/x86/events/amd/ibs.c NOKPROBE_SYMBOL(perf_ibs_nmi_handler); perf_ibs_nmi_handler 744 arch/x86/events/amd/ibs.c register_nmi_handler(NMI_LOCAL, perf_ibs_nmi_handler, 0, "perf_ibs");