From: "Rafael J. Wysocki" <rafael@kernel.org>
To: Ikjoon Jang <ikjn@chromium.org>
Cc: Linux PM <linux-pm@vger.kernel.org>,
"RafaelJ . Wysocki" <rafael.j.wysocki@intel.com>,
DanielLezcano <daniel.lezcano@linaro.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] cpuidle: teo: bugfix in intervals[] array indexing
Date: Mon, 13 Jan 2020 11:44:10 +0100 [thread overview]
Message-ID: <CAJZ5v0hc37cSNidhQUnJr5Gp4D-wjhNdgpLQvXv=9ESu9NGb4g@mail.gmail.com> (raw)
In-Reply-To: <20200110174712.7019-1-ikjn@chromium.org>
On Fri, Jan 10, 2020 at 6:47 PM Ikjoon Jang <ikjn@chromium.org> wrote:
>
> Fix a simple bug in rotating array index.
>
> Signed-off-by: Ikjoon Jang <ikjn@chromium.org>
> ---
> drivers/cpuidle/governors/teo.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/cpuidle/governors/teo.c b/drivers/cpuidle/governors/teo.c
> index de7e706efd46..6deaaf5f05b5 100644
> --- a/drivers/cpuidle/governors/teo.c
> +++ b/drivers/cpuidle/governors/teo.c
> @@ -198,7 +198,7 @@ static void teo_update(struct cpuidle_driver *drv, struct cpuidle_device *dev)
> * pattern detection.
> */
> cpu_data->intervals[cpu_data->interval_idx++] = measured_ns;
> - if (cpu_data->interval_idx > INTERVALS)
> + if (cpu_data->interval_idx >= INTERVALS)
> cpu_data->interval_idx = 0;
> }
>
> --
Applied as a fix for 5,5 and "stable", thanks!
prev parent reply other threads:[~2020-01-13 10:44 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-10 17:47 [PATCH] cpuidle: teo: bugfix in intervals[] array indexing Ikjoon Jang
2020-01-13 10:44 ` Rafael J. Wysocki [this message]
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