BTS_TASK_DEPARTS 487 arch/x86/kernel/process_32.c ptrace_bts_take_timestamp(prev_p, BTS_TASK_DEPARTS); BTS_TASK_DEPARTS 532 arch/x86/kernel/process_64.c ptrace_bts_take_timestamp(prev_p, BTS_TASK_DEPARTS); BTS_TASK_DEPARTS 877 arch/x86/kernel/ptrace.c case BTS_TASK_DEPARTS: