cpumsf_pmu_stop  1943 arch/s390/kernel/perf_cpum_sf.c 	cpumsf_pmu_stop(event, PERF_EF_UPDATE);
cpumsf_pmu_stop  2017 arch/s390/kernel/perf_cpum_sf.c 	.stop	      = cpumsf_pmu_stop,