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Commit cfe500d0 authored by Ruchi Kandoi's avatar Ruchi Kandoi
Browse files

sched: Adds the optional tracing for CPU hotplug. 



Change-Id: Ibff70a2176f8b8e2ba18a9246c350b990d545962
Signed-off-by: default avatarRuchi Kandoi <kandoiruchi@google.com>
parent bb5a53e1

cmds/atrace/atrace.cpp

+1 −0
Original line number Diff line number Diff line
@@ -98,6 +98,7 @@ static const TracingCategory k_categories[] = { 
        { REQ,      "/sys/kernel/debug/tracing/events/sched/sched_switch/enable" },

        { REQ,      "/sys/kernel/debug/tracing/events/sched/sched_wakeup/enable" },

        { OPT,      "/sys/kernel/debug/tracing/events/sched/sched_blocked_reason/enable" },

        { OPT,      "/sys/kernel/debug/tracing/events/sched/sched_cpu_hotplug/enable" },

    } },

    { "irq",        "IRQ Events",   0, {

        { REQ,      "/sys/kernel/debug/tracing/events/irq/enable" },

cmds/atrace/atrace.rc

+2 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ on boot 
    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/sched/sched_blocked_reason/enable

    chown root shell /sys/kernel/debug/tracing/events/sched/sched_cpu_hotplug/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
@@ -37,6 +38,7 @@ on boot 
    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/sched/sched_blocked_reason/enable

    chmod 0664 /sys/kernel/debug/tracing/events/sched/sched_cpu_hotplug/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