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Thermal control fix for 6.9-rc5

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Prevent the thermal debug code from attempting to divide by zero and
 correct trip point statistics (Rafael Wysocki).
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Merge tag 'thermal-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull thermal control fix from Rafael Wysocki:
 "This prevents the thermal debug code from attempting to divide by zero
  and corrects trip point statistics (Rafael Wysocki)"

* tag 'thermal-6.9-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  thermal/debugfs: Add missing count increment to thermal_debug_tz_trip_up()
This commit is contained in:
Linus Torvalds 2024-04-19 09:41:57 -07:00
commit dbe0a7be28
1 changed files with 1 additions and 0 deletions
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drivers/thermal/thermal_debugfs.c
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@ -616,6 +616,7 @@ void thermal_debug_tz_trip_up(struct thermal_zone_device *tz,
tze->trip_stats[trip_id].timestamp = now;
tze->trip_stats[trip_id].max = max(tze->trip_stats[trip_id].max, temperature);
tze->trip_stats[trip_id].min = min(tze->trip_stats[trip_id].min, temperature);
tze->trip_stats[trip_id].count++;
tze->trip_stats[trip_id].avg = tze->trip_stats[trip_id].avg +
(temperature - tze->trip_stats[trip_id].avg) /
tze->trip_stats[trip_id].count;