perf_event__swap_op 909 tools/perf/util/session.c typedef void (*perf_event__swap_op)(union perf_event *event, perf_event__swap_op 912 tools/perf/util/session.c static perf_event__swap_op perf_event__swap_ops[] = { perf_event__swap_op 1590 tools/perf/util/session.c perf_event__swap_op swap;