perf_swevent_read 8668 kernel/events/core.c .read = perf_swevent_read, perf_swevent_read 8812 kernel/events/core.c .read = perf_swevent_read, perf_swevent_read 8863 kernel/events/core.c .read = perf_swevent_read, perf_swevent_read 8922 kernel/events/core.c .read = perf_swevent_read,