From 36fcb4292473cb9c9ce7706d038bcf0eda5cabeb Mon Sep 17 00:00:00 2001 From: Marcelo Tosatti Date: Fri, 6 Dec 2019 13:07:41 -0200 Subject: cpuidle: use first valid target residency as poll time Commit 259231a04561 ("cpuidle: add poll_limit_ns to cpuidle_device structure") changed, by mistake, the target residency from the first available sleep state to the last available sleep state (which should be longer). This might cause excessive polling. Fixes: 259231a04561 ("cpuidle: add poll_limit_ns to cpuidle_device structure") Signed-off-by: Marcelo Tosatti Cc: 5.4+ # 5.4+ Signed-off-by: Rafael J. Wysocki --- drivers/cpuidle/cpuidle.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/cpuidle') diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index 0005be5ea2b4..15877b431143 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -382,6 +382,7 @@ u64 cpuidle_poll_time(struct cpuidle_driver *drv, continue; limit_ns = (u64)drv->states[i].target_residency_ns; + break; } dev->poll_limit_ns = limit_ns; -- cgit