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drm/nouveau/therm: fix a potential deadlock in the therm monitoring code

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Signed-off-by: Martin Peres <martin.peres@free.fr>
Tested-by: Stefan Ringel <mail@stefanringel.de>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Martin Peres 2014-07-14 11:12:56 +02:00 committed by Ben Skeggs
parent 0b4e8e7fd5
commit bb78e7a12a
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/nouveau/core/subdev/therm/temp.c
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@ -192,11 +192,11 @@ alarm_timer_callback(struct nouveau_alarm *alarm)
nouveau_therm_threshold_hyst_polling(therm, &sensor->thrs_shutdown,
NOUVEAU_THERM_THRS_SHUTDOWN);
spin_unlock_irqrestore(&priv->sensor.alarm_program_lock, flags);
/* schedule the next poll in one second */
if (therm->temp_get(therm) >= 0 && list_empty(&alarm->head))
ptimer->alarm(ptimer, 1000 * 1000 * 1000, alarm);
spin_unlock_irqrestore(&priv->sensor.alarm_program_lock, flags);
ptimer->alarm(ptimer, 1000000000ULL, alarm);
}
void