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ANDROID: vendor_hooks: Export the tracepoints sched_stat_iowait, sched_stat_blocked, sched_stat_wait to let modules probe them

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Get task info about scheduling delay, iowait, and block time.

Bug: 189415303
Change-Id: Ib6b548f8a78de5b26d555e9a89e3cc79ea2d1024
Signed-off-by: Liujie Xie <xieliujie@oppo.com>
This commit is contained in:
Liujie Xie
2021-05-28 10:26:41 +08:00
committed by Todd Kjos
parent db81ae3c3e
commit a6bb1af39d
1 changed files with 3 additions and 0 deletions
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3
kernel/sched/core.c
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@@ -45,6 +45,9 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(sched_util_est_cfs_tp);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_util_est_se_tp);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_update_nr_running_tp);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_switch);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_stat_wait);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_stat_iowait);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_stat_blocked);
DEFINE_PER_CPU_SHARED_ALIGNED(struct rq, runqueues);
EXPORT_SYMBOL_GPL(runqueues);