commit ffcc71175aa6c6ed9e3a3deb446f8ba561d63df5
author Ruchi Kandoi <kandoiruchi@google.com> Thu Nov 19 18:32:00 2015 -0800
committer Ruchi Kandoi <kandoiruchi@google.com> Wed Nov 25 12:56:10 2015 -0800
tree f1dba81efdd596dba9ef6f217f94c24617954610
parent bfe1f35f8454f133b1633425f94ea7f7a8725d1e

atrace: Add trace points for cpu frequency limits.

Change-Id: I6a20eaedb2943c3cde137ec091d898fc250ea763
Signed-off-by: Ruchi Kandoi <kandoiruchi@google.com>

cmds/atrace/atrace.cpp

diff --git a/cmds/atrace/atrace.cpp b/cmds/atrace/atrace.cpp
index d63019b..6e591fd 100644
--- a/cmds/atrace/atrace.cpp
+++ b/cmds/atrace/atrace.cpp
@@ -103,6 +103,7 @@
     { "freq",       "CPU Frequency",    0, {
         { REQ,      "/sys/kernel/debug/tracing/events/power/cpu_frequency/enable" },
         { OPT,      "/sys/kernel/debug/tracing/events/power/clock_set_rate/enable" },
+        { OPT,      "/sys/kernel/debug/tracing/events/power/cpu_frequency_limits/enable" },
     } },
     { "membus",     "Memory Bus Utilization", 0, {
         { REQ,      "/sys/kernel/debug/tracing/events/memory_bus/enable" },

cmds/atrace/atrace.rc

diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index cde9c37..2397e8c 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -15,6 +15,7 @@
     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/power/cpu_frequency_limits/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
@@ -37,6 +38,7 @@
     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/power/cpu_frequency_limits/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