linux-kernel - Re: [PATCH v2] [media] vb2: core: Lower the log level of debug outputs

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Message-ID: <c12a57ae-6f0c-eee2-b487-594ee330d9be@xs4all.nl>
Date:   Fri, 28 Jul 2017 15:13:11 +0200
From:   Hans Verkuil <hverkuil@...all.nl>
To:     Hirokazu Honda <hiroh@...omium.org>, Joe Perches <joe@...ches.com>
Cc:     Tomasz Figa <tfiga@...omium.org>, Pawel Osciak <pawel@...iak.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] [media] vb2: core: Lower the log level of debug
 outputs

On 06/28/2017 12:57 AM, Hirokazu Honda wrote:
> Hi,
> 
> According to patch work, this patch are not approved yet and its
> status are "Changes Requested."
> What changes are necessary actually?
> If there is no necessary change, can you approve this patch?

I was considering to have more fine grained control by changing
the debug parameter to a bitmask. But after thinking about it a
bit more I decided that this patch is OK after all.

I'll pick it up the next time I prepare a pull request.

Regards,

	Hans

> 
> Best,
> Hirokazu Honda
> 
> On Thu, Jun 8, 2017 at 2:33 PM, Joe Perches <joe@...ches.com> wrote:
>> On Thu, 2017-06-08 at 14:24 +0900, Tomasz Figa wrote:
>>> On Thu, Jun 8, 2017 at 2:16 PM, Joe Perches <joe@...ches.com> wrote:
>> []
>>>> If there automated systems that rely on specific levels, then
>>>> changing the levels of individual messages could also cause
>>>> those automated systems to fail.
>>>
>>> Well, that might be true for some of them indeed. I was thinking about
>>> our use case, which relies on particular numbers to get expected
>>> verbosity levels not caring about particular messages. I guess the
>>> break all or none rule is going to apply here, so we should do the
>>> bitmap conversion indeed. :)
>>>
>>> On the other hand, I think it would be still preferable to do the
>>> conversion in a separate patch.
>>
>> Right.  No worries.
>>