diff options
| author | Joonwoo Park <joonwoop@codeaurora.org> | 2015-02-05 18:12:40 -0800 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-23 20:01:49 -0700 |
| commit | 8f90803a45d3aa349a4d0f1051b194767ece5e26 (patch) | |
| tree | 828f36c31cf8ab3ada165e36e7e9ba511cea80e7 /kernel/stacktrace.c | |
| parent | fa8dd7068ae69078c24e3f5ffbfb5fc078b9c8e6 (diff) | |
sched: warn/panic upon excessive scheduling latency
Add new tunables /proc/sys/kernel/sched_latency_warn_threshold_us and
/proc/sys/kernel/sched_latency_panic_threshold_us to warn or panic for the
cases that tasks are runnable but not scheduled more than configured time.
This helps to find out unacceptably high scheduling latency more easily.
Change-Id: If077aba6211062cf26ee289970c5abcd1c218c82
[joonwoop@codeaurora.org: fixed conflict in update_stats_wait_end().]
Signed-off-by: Joonwoo Park <joonwoop@codeaurora.org>
Diffstat (limited to 'kernel/stacktrace.c')
0 files changed, 0 insertions, 0 deletions