IF_ACT_FILTER 9326 kernel/events/core.c { IF_ACT_FILTER, "filter" }, IF_ACT_FILTER 9356 kernel/events/core.c [IF_ACT_FILTER] = PERF_ADDR_FILTER_ACTION_FILTER, IF_ACT_FILTER 9374 kernel/events/core.c case IF_ACT_FILTER: