PERF_ATTACH_TASK_DATA 543 arch/x86/events/core.c event->attach_state |= PERF_ATTACH_TASK_DATA; PERF_ATTACH_TASK_DATA 4253 kernel/events/core.c if (event->attach_state & PERF_ATTACH_TASK_DATA) { PERF_ATTACH_TASK_DATA 11820 kernel/events/core.c if ((child_event->attach_state & PERF_ATTACH_TASK_DATA) &&