atrace.rc: enable schedstats by default
Scheduler tracepoints stat_sleep, stat_iowait, stat_blocked and
stat_runtime require the kernel parameter schedstats=enable
Bug: 73652288
Test: build
Change-Id: I9e40742d7e328561aca00fd4989f3513382a747f
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index 89ce1e5..3ec0163 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -6,6 +6,9 @@
chmod 0222 /sys/kernel/debug/tracing/trace_marker
chmod 0222 /sys/kernel/tracing/trace_marker
+# Scheduler tracepoints require schedstats=enable
+ write /proc/sys/kernel/sched_schedstats 1
+
# Grant unix world read/write permissions to kernel tracepoints.
# Access control to these files is now entirely in selinux policy.
chmod 0666 /sys/kernel/debug/tracing/trace_clock