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Commit b0d51847 authored by Tom Cherry's avatar Tom Cherry
Browse files

move init.trace.rc to frameworks/native 

init.trace.rc will be renamed to atrace.rc and use the LOCAL_INIT_RC
mechanism to be included on /system appropriately.

Bug 23186545

Change-Id: I55c37d3ff98c9ac10e6c1a713fadc7eb37346195
parent 03bbd64a

rootdir/init.rc

+0 −1
Original line number Diff line number Diff line
@@ -8,7 +8,6 @@ import /init.environ.rc 
import /init.usb.rc

import /init.${ro.hardware}.rc

import /init.${ro.zygote}.rc

import /init.trace.rc



on early-init

    # Set init and its forked children's oom_adj.

rootdir/init.trace.rc

deleted100644 → 0
+0 −62
Original line number Diff line number Diff line 
## Permissions to allow system-wide tracing to the kernel trace buffer.

##

on boot



# Allow writing to the kernel trace log.

    chmod 0222 /sys/kernel/debug/tracing/trace_marker



# Allow the shell group to enable (some) kernel tracing.

    chown root shell /sys/kernel/debug/tracing/trace_clock

    chown root shell /sys/kernel/debug/tracing/buffer_size_kb

    chown root shell /sys/kernel/debug/tracing/options/overwrite

    chown root shell /sys/kernel/debug/tracing/options/print-tgid

    chown root shell /sys/kernel/debug/tracing/events/sched/sched_switch/enable

    chown root shell /sys/kernel/debug/tracing/events/sched/sched_wakeup/enable

    chown root shell /sys/kernel/debug/tracing/events/power/cpu_frequency/enable

    chown root shell /sys/kernel/debug/tracing/events/power/cpu_idle/enable

    chown root shell /sys/kernel/debug/tracing/events/power/clock_set_rate/enable

    chown root shell /sys/kernel/debug/tracing/events/cpufreq_interactive/enable

    chown root shell /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_direct_reclaim_begin/enable

    chown root shell /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_direct_reclaim_end/enable

    chown root shell /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_kswapd_wake/enable

    chown root shell /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_kswapd_sleep/enable

    chown root shell /sys/kernel/debug/tracing/events/binder/binder_transaction/enable

    chown root shell /sys/kernel/debug/tracing/events/binder/binder_transaction_received/enable

    chown root shell /sys/kernel/debug/tracing/events/binder/binder_lock/enable

    chown root shell /sys/kernel/debug/tracing/events/binder/binder_locked/enable

    chown root shell /sys/kernel/debug/tracing/events/binder/binder_unlock/enable



    chown root shell /sys/kernel/debug/tracing/tracing_on



    chmod 0664 /sys/kernel/debug/tracing/trace_clock

    chmod 0664 /sys/kernel/debug/tracing/buffer_size_kb

    chmod 0664 /sys/kernel/debug/tracing/options/overwrite

    chmod 0664 /sys/kernel/debug/tracing/options/print-tgid

    chmod 0664 /sys/kernel/debug/tracing/events/sched/sched_switch/enable

    chmod 0664 /sys/kernel/debug/tracing/events/sched/sched_wakeup/enable

    chmod 0664 /sys/kernel/debug/tracing/events/power/cpu_frequency/enable

    chmod 0664 /sys/kernel/debug/tracing/events/power/cpu_idle/enable

    chmod 0664 /sys/kernel/debug/tracing/events/power/clock_set_rate/enable

    chmod 0664 /sys/kernel/debug/tracing/events/cpufreq_interactive/enable

    chmod 0664 /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_direct_reclaim_begin/enable

    chmod 0664 /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_direct_reclaim_end/enable

    chmod 0664 /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_kswapd_wake/enable

    chmod 0664 /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_kswapd_sleep/enable

    chmod 0664 /sys/kernel/debug/tracing/tracing_on

    chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_transaction/enable

    chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_transaction_received/enable

    chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_lock/enable

    chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_locked/enable

    chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_unlock/enable



# Allow only the shell group to read and truncate the kernel trace.

    chown root shell /sys/kernel/debug/tracing/trace

    chmod 0660 /sys/kernel/debug/tracing/trace



on property:persist.debug.atrace.boottrace=1

    start boottrace



# Run atrace with the categories written in a file

service boottrace /system/bin/atrace --async_start -f /data/misc/boottrace/categories

    disabled

    oneshot