51 lines
1.8 KiB
Python
51 lines
1.8 KiB
Python
#!/usr/bin/python
|
|
# Copyright (C) 2019 The Android Open Source Project
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
from os import sys, path
|
|
sys.path.append(path.dirname(path.dirname(path.abspath(__file__))))
|
|
import synth_common
|
|
|
|
trace = synth_common.create_trace()
|
|
|
|
# kfree:
|
|
# field:unsigned long call_site; offset:8; size:8; signed:0;
|
|
# field:const void * ptr; offset:16; size:8; signed:0;
|
|
|
|
# kmalloc:
|
|
# field:unsigned long call_site; offset:8; size:8; signed:0;
|
|
# field:const void * ptr; offset:16; size:8; signed:0;
|
|
# field:size_t bytes_req; offset:24; size:8; signed:0;
|
|
# field:size_t bytes_alloc; offset:32; size:8; signed:0;
|
|
# field:gfp_t gfp_flags; offset:40; size:4; signed:0;
|
|
|
|
# Without special-casing, we print everything as unsigned decimal.
|
|
|
|
trace.add_packet()
|
|
trace.add_process(pid=10, ppid=1, cmdline="perfetto")
|
|
|
|
trace.add_ftrace_packet(cpu=0)
|
|
trace.add_kfree(ts=100, tid=10, call_site=16, ptr=32)
|
|
trace.add_kfree(ts=101, tid=10, call_site=(1 << 64) - 16, ptr=(1 << 64) - 32)
|
|
trace.add_kmalloc(
|
|
ts=102,
|
|
tid=10,
|
|
bytes_alloc=32,
|
|
bytes_req=16,
|
|
call_site=(1 << 64) - 16,
|
|
gfp_flags=0,
|
|
ptr=(1 << 64) - 32)
|
|
|
|
print(trace.trace.SerializeToString())
|