1#
2# Copyright (C) 2020 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#
16on property:sys.boot_completed=1
17    # Create mm_event trace point.
18    # Currently, only mm_event is using this trace instance.
19    # If others want to put more,it should get hard review from pixel-perf-team.
20    mkdir /sys/kernel/tracing/instances/pixel-trace 0755 system system
21    chown system system /sys/kernel/tracing/instances/pixel-trace/trace
22    chmod 0660 /sys/kernel/tracing/instances/pixel-trace/trace
23    chown system system /sys/kernel/tracing/instances/pixel-trace/tracing_on
24    chmod 0660 /sys/kernel/tracing/instances/pixel-trace/tracing_on
25    write /sys/kernel/tracing/instances/pixel-trace/buffer_size_kb 64
26    write /sys/kernel/tracing/instances/pixel-trace/events/mm_event/enable 1
27    write /sys/kernel/tracing/instances/pixel-trace/events/f2fs/f2fs_iostat/enable 1
28    write /sys/kernel/tracing/instances/pixel-trace/events/ufs/ufs_stats/enable 1
29    write /sys/kernel/tracing/instances/pixel-trace/events/ufs_pixel/ufs_stats/enable 1
30    chmod 444 /sys/kernel/debug/page_owner
31
32# turns off tracing right before bugreporting to keep more traces
33on property:init.svc.dumpstatez=running
34    write /sys/kernel/tracing/instances/pixel-trace/tracing_on 0
35
36on property:init.svc.dumpstatez=stopped
37    write /sys/kernel/tracing/instances/pixel-trace/tracing_on 1
38
39on property:init.svc.bugreport=running
40    write /sys/kernel/tracing/instances/pixel-trace/tracing_on 0
41
42on property:init.svc.bugreport=stopped
43    write /sys/kernel/tracing/instances/pixel-trace/tracing_on 1
44
45on property:init.svc.bugreportd=running
46    write /sys/kernel/tracing/instances/pixel-trace/tracing_on 0
47
48on property:init.svc.bugreportd=stopped
49    write /sys/kernel/tracing/instances/pixel-trace/tracing_on 1
50