linux-kernel - Re: [PATCH v3] venus: fix multiple encoder crash

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Message-ID: <CAD=FV=WF4Sc5yDRc0FgtkqVvDr3brXA7ttTFU6nozCNwBfSQ9w@mail.gmail.com>
Date:   Mon, 22 Jun 2020 13:28:21 -0700
From:   Doug Anderson <dianders@...omium.org>
To:     Stanimir Varbanov <stanimir.varbanov@...aro.org>
Cc:     Linux Media Mailing List <linux-media@...r.kernel.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Mansur Alisha Shaik <mansur@...eaurora.org>,
        "# 4.0+" <stable@...r.kernel.org>
Subject: Re: [PATCH v3] venus: fix multiple encoder crash

Hi,

On Mon, Jun 22, 2020 at 5:16 AM Stanimir Varbanov
<stanimir.varbanov@...aro.org> wrote:
>
> From: Mansur Alisha Shaik <mansur@...eaurora.org>
>
> Currently we are considering the instances which are available
> in core->inst list for load calculation in min_loaded_core()
> function, but this is incorrect because by the time we call
> decide_core() for second instance, the third instance not
> filled yet codec_freq_data pointer.
>
> Solve this by considering the instances whose session has started.
>
> Cc: stable@...r.kernel.org # v5.7+
> Fixes: 4ebf969375bc ("media: venus: introduce core selection")
> Signed-off-by: Mansur Alisha Shaik <mansur@...eaurora.org>
> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@...aro.org>
> ---
>
> v3: Cc stable and add Fixes tag.
>
>  drivers/media/platform/qcom/venus/pm_helpers.c | 4 ++++
>  1 file changed, 4 insertions(+)

The code is the same, so carrying over my tested tag [1]:

Tested-by: Douglas Anderson <dianders@...omium.org>

[1] https://lore.kernel.org/r/CAD=FV=Vt8je1AtT8id-rPC3JToF_7uGKpC-uDuSpzCkwi3e4Sw@mail.gmail.com/