blob: 54ba5cacf96a1f89c8482b4a5a41553f9976b1be [file] [log] [blame]
Tom Cherryf4cb3ce2015-09-03 14:15:24 -07001## Permissions to allow system-wide tracing to the kernel trace buffer.
2##
Wei Wang835180a2016-11-19 20:49:09 -08003on post-fs
Tom Cherryf4cb3ce2015-09-03 14:15:24 -07004
5# Allow writing to the kernel trace log.
6 chmod 0222 /sys/kernel/debug/tracing/trace_marker
7
8# Allow the shell group to enable (some) kernel tracing.
9 chown root shell /sys/kernel/debug/tracing/trace_clock
10 chown root shell /sys/kernel/debug/tracing/buffer_size_kb
11 chown root shell /sys/kernel/debug/tracing/options/overwrite
12 chown root shell /sys/kernel/debug/tracing/options/print-tgid
13 chown root shell /sys/kernel/debug/tracing/events/sched/sched_switch/enable
14 chown root shell /sys/kernel/debug/tracing/events/sched/sched_wakeup/enable
Riley Andrews5672bb72015-11-19 13:31:17 -080015 chown root shell /sys/kernel/debug/tracing/events/sched/sched_blocked_reason/enable
Ruchi Kandoicfe500d2015-11-23 13:47:20 -080016 chown root shell /sys/kernel/debug/tracing/events/sched/sched_cpu_hotplug/enable
Tom Cherryf4cb3ce2015-09-03 14:15:24 -070017 chown root shell /sys/kernel/debug/tracing/events/power/cpu_frequency/enable
18 chown root shell /sys/kernel/debug/tracing/events/power/cpu_idle/enable
19 chown root shell /sys/kernel/debug/tracing/events/power/clock_set_rate/enable
Ruchi Kandoiffcc7112015-11-19 18:32:00 -080020 chown root shell /sys/kernel/debug/tracing/events/power/cpu_frequency_limits/enable
Tom Cherryf4cb3ce2015-09-03 14:15:24 -070021 chown root shell /sys/kernel/debug/tracing/events/cpufreq_interactive/enable
22 chown root shell /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_direct_reclaim_begin/enable
23 chown root shell /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_direct_reclaim_end/enable
24 chown root shell /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_kswapd_wake/enable
25 chown root shell /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_kswapd_sleep/enable
26 chown root shell /sys/kernel/debug/tracing/events/binder/binder_transaction/enable
27 chown root shell /sys/kernel/debug/tracing/events/binder/binder_transaction_received/enable
28 chown root shell /sys/kernel/debug/tracing/events/binder/binder_lock/enable
29 chown root shell /sys/kernel/debug/tracing/events/binder/binder_locked/enable
30 chown root shell /sys/kernel/debug/tracing/events/binder/binder_unlock/enable
31
32 chown root shell /sys/kernel/debug/tracing/tracing_on
33
34 chmod 0664 /sys/kernel/debug/tracing/trace_clock
35 chmod 0664 /sys/kernel/debug/tracing/buffer_size_kb
36 chmod 0664 /sys/kernel/debug/tracing/options/overwrite
37 chmod 0664 /sys/kernel/debug/tracing/options/print-tgid
38 chmod 0664 /sys/kernel/debug/tracing/events/sched/sched_switch/enable
39 chmod 0664 /sys/kernel/debug/tracing/events/sched/sched_wakeup/enable
Riley Andrews5672bb72015-11-19 13:31:17 -080040 chmod 0664 /sys/kernel/debug/tracing/events/sched/sched_blocked_reason/enable
Ruchi Kandoicfe500d2015-11-23 13:47:20 -080041 chmod 0664 /sys/kernel/debug/tracing/events/sched/sched_cpu_hotplug/enable
Tom Cherryf4cb3ce2015-09-03 14:15:24 -070042 chmod 0664 /sys/kernel/debug/tracing/events/power/cpu_frequency/enable
43 chmod 0664 /sys/kernel/debug/tracing/events/power/cpu_idle/enable
44 chmod 0664 /sys/kernel/debug/tracing/events/power/clock_set_rate/enable
Ruchi Kandoiffcc7112015-11-19 18:32:00 -080045 chmod 0664 /sys/kernel/debug/tracing/events/power/cpu_frequency_limits/enable
Tom Cherryf4cb3ce2015-09-03 14:15:24 -070046 chmod 0664 /sys/kernel/debug/tracing/events/cpufreq_interactive/enable
47 chmod 0664 /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_direct_reclaim_begin/enable
48 chmod 0664 /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_direct_reclaim_end/enable
49 chmod 0664 /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_kswapd_wake/enable
50 chmod 0664 /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_kswapd_sleep/enable
51 chmod 0664 /sys/kernel/debug/tracing/tracing_on
52 chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_transaction/enable
53 chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_transaction_received/enable
54 chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_lock/enable
55 chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_locked/enable
56 chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_unlock/enable
Michael Wrightab54f682016-08-18 19:56:43 +010057 chmod 0664 /sys/kernel/debug/tracing/events/i2c/enable
58 chmod 0664 /sys/kernel/debug/tracing/events/i2c/i2c_read/enable
59 chmod 0664 /sys/kernel/debug/tracing/events/i2c/i2c_write/enable
60 chmod 0664 /sys/kernel/debug/tracing/events/i2c/i2c_result/enable
61 chmod 0664 /sys/kernel/debug/tracing/events/i2c/i2c_reply/enable
62 chmod 0664 /sys/kernel/debug/tracing/events/i2c/smbus_read/enable
63 chmod 0664 /sys/kernel/debug/tracing/events/i2c/smbus_write/enable
64 chmod 0664 /sys/kernel/debug/tracing/events/i2c/smbus_result/enable
65 chmod 0664 /sys/kernel/debug/tracing/events/i2c/smbus_reply/enable
Tom Cherryf4cb3ce2015-09-03 14:15:24 -070066
Nick Kralevichcc7f8ad2015-12-16 12:37:25 -080067 # Tracing disabled by default
68 write /sys/kernel/debug/tracing/tracing_on 0
69
Tom Cherryf4cb3ce2015-09-03 14:15:24 -070070# Allow only the shell group to read and truncate the kernel trace.
71 chown root shell /sys/kernel/debug/tracing/trace
72 chmod 0660 /sys/kernel/debug/tracing/trace
73
74on property:persist.debug.atrace.boottrace=1
75 start boottrace
76
77# Run atrace with the categories written in a file
78service boottrace /system/bin/atrace --async_start -f /data/misc/boottrace/categories
79 disabled
80 oneshot