1#!/usr/bin/env python3 2# Copyright (C) 2021 The Android Open Source Project 3# 4# Licensed under the Apache License, Version 2.0 (the "License"); 5# you may not use this file except in compliance with the License. 6# You may obtain a copy of the License at 7# 8# http://www.apache.org/licenses/LICENSE-2.0 9# 10# Unless required by applicable law or agreed to in writing, software 11# distributed under the License is distributed on an "AS IS" BASIS, 12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13# See the License for the specific language governing permissions and 14# limitations under the License. 15 16# This synthetic trace tests handling of the mm_id field in the rss_stat 17# event when mm_structs are reused on process death. 18 19from os import sys, path 20 21import synth_common 22 23trace = synth_common.create_trace() 24 25trace.add_packet(ts=1) 26trace.add_process( 27 pid=10, ppid=1, cmdline='/system/bin/surfaceflinger', uid=None) 28trace.add_thread(tid=10, tgid=10, cmdline='', name='Main thread') 29trace.add_thread(tid=33, tgid=10, cmdline='', name='GPU completion') 30trace.add_ftrace_packet(1) 31 32trace.add_atrace_begin( 33 ts=1_000_000, tid=33, pid=10, buf='waiting for GPU completion 4') 34trace.add_atrace_end(ts=2_000_000, tid=33, pid=10) 35 36trace.add_atrace_begin( 37 ts=3_000_000, tid=10, pid=10, buf='Trace GPU completion fence 5') 38trace.add_atrace_begin( 39 ts=3_000_000, tid=33, pid=10, buf='waiting for GPU completion 5') 40trace.add_atrace_end(ts=3_000_500, tid=10, pid=10) 41trace.add_atrace_end(ts=6_000_000, tid=33, pid=10) 42 43trace.add_atrace_begin( 44 ts=7_000_000, tid=10, pid=10, buf='Trace GPU completion fence 6') 45trace.add_atrace_begin( 46 ts=7_000_000, tid=33, pid=10, buf='waiting for GPU completion 6') 47trace.add_atrace_end(ts=7_000_500, tid=10, pid=10) 48trace.add_atrace_begin( 49 ts=10_000_000, tid=10, pid=10, buf='Trace GPU completion fence 7') 50trace.add_atrace_end(ts=10_000_500, tid=10, pid=10) 51trace.add_atrace_end(ts=12_000_000, tid=33, pid=10) 52trace.add_atrace_begin( 53 ts=12_000_000, tid=33, pid=10, buf='waiting for GPU completion 7') 54trace.add_atrace_end(ts=14_000_000, tid=33, pid=10) 55 56trace.add_atrace_begin( 57 ts=15_000_000, tid=10, pid=10, buf='Trace GPU completion fence 8') 58trace.add_atrace_end(ts=15_000_500, tid=10, pid=10) 59 60sys.stdout.buffer.write(trace.trace.SerializeToString()) 61