linux-kernel - Re: [PATCH 0/2] Fix s5p-mfc lock contention in request firmware paths

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Message-ID: <b61035e1-cf27-2949-4c3f-1e5755e44670@osg.samsung.com>
Date:   Mon, 30 Oct 2017 15:51:49 -0600
From:   Shuah Khan <shuahkh@....samsung.com>
To:     Marian Mihailescu <marian.mihailescu@...laide.edu.au>
Cc:     kyungmin.park@...sung.com, kamil@...as.org, jtp.park@...sung.com,
        Andrzej Hajda <a.hajda@...sung.com>, mchehab@...nel.org,
        linux-arm-kernel@...ts.infradead.org,
        Linux Media Mailing List <linux-media@...r.kernel.org>,
        linux-kernel@...r.kernel.org, Shuah Khan <shuahkh@....samsung.com>
Subject: Re: [PATCH 0/2] Fix s5p-mfc lock contention in request firmware paths

On 10/25/2017 04:28 PM, Marian Mihailescu wrote:
> Hi Shuah,
> 
> For MFC patch, you can delete the "dev" variable since it's not being
> used anymore and results in a compile warning.
> 
> - struct s5p_mfc_dev *dev = ctx->dev;
> 

Hi Marian,

This series doesn't have the unused warn problem. I fixed the problem
in media: s5p-mfc: fix lockdep warning patch that has the warning and
sent v2.


> On Thu, Oct 26, 2017 at 7:54 AM, Shuah Khan <shuahkh@....samsung.com> wrote:
>> On 10/06/2017 03:30 PM, Shuah Khan wrote:
>>> This patch series fixes inefficiencies and lock contention in the request
>>> firmware paths.
>>>
>>> Shuah Khan (2):
>>>   media: s5p-mfc: check for firmware allocation before requesting
>>>     firmware
>>>   media: s5p-mfc: fix lock confection - request_firmware() once and keep
>>>     state
>>>
>>>  drivers/media/platform/s5p-mfc/s5p_mfc.c        |  4 ++++
>>>  drivers/media/platform/s5p-mfc/s5p_mfc_common.h |  3 +++
>>>  drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c   | 15 ++++++++++-----
>>>  3 files changed, 17 insertions(+), 5 deletions(-)
>>>
>>
>> Any feedback on this series?
>>

Still waiting for feedback on this series.

thanks,
-- Shuah