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Commit ea7990d0 authored by Lisa (LeeWei) Liu's avatar Lisa (LeeWei) Liu Committed by Android (Google) Code Review
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Merge "atrace: support boot trace"

parents 987d8737 ee505511

cmds/atrace/atrace.rc

+13 −0
Original line number Diff line number Diff line
@@ -300,6 +300,12 @@ on late-init 
    chmod 0666 /sys/kernel/debug/tracing/events/kmem/rss_stat/trigger

    chmod 0666 /sys/kernel/tracing/events/kmem/rss_stat/trigger



on late-init && property:ro.boot.fastboot.boottrace=enabled

    setprop debug.atrace.tags.enableflags 802922

    setprop persist.traced.enable 0

    write /sys/kernel/debug/tracing/tracing_on 1

    write /sys/kernel/tracing/tracing_on 1



# Only create the tracing instance if persist.mm_events.enabled

# Attempting to remove the tracing instance after it has been created

# will likely fail with EBUSY as it would be in use by traced_probes.
@@ -395,3 +401,10 @@ on property:persist.debug.atrace.boottrace=1 
service boottrace /system/bin/atrace --async_start -f /data/misc/boottrace/categories

    disabled

    oneshot



on property:sys.boot_completed=1 && property:ro.boot.fastboot.boottrace=enabled

    setprop debug.atrace.tags.enableflags 0

    setprop persist.traced.enable 1

    write /sys/kernel/debug/tracing/tracing_on 0

    write /sys/kernel/tracing/tracing_on 0