linux-kernel - Re: [PATCH v2 1/1] drm: modes: fix DRM modes analysis regression

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Message-ID: <56687CEB.9060007@gmail.com>
Date:	Wed, 9 Dec 2015 20:11:39 +0100
From:	Corentin LABBE <clabbe.montjoie@...il.com>
To:	Jani Nikula <jani.nikula@...ux.intel.com>, airlied@...ux.ie
Cc:	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v2 1/1] drm: modes: fix DRM modes analysis regression

Le 09/12/2015 16:32, Jani Nikula a écrit :
> On Wed, 09 Dec 2015, LABBE Corentin <clabbe.montjoie@...il.com> wrote:
>> My latest commit introduce some case where a valid mode, could be
>> rejected.
>> simple_strtox functions stop at first non-digit character, but kstrtox not.
>> So args like "video=HDMI-A-1:720x480-16@60" will be reject when checking 16@.
>> The proper solution is to store digits in a specific buffer.
> 
> Or to revert regressing commit...? Your original commit complicated the
> already complicated function, and this one makes it more so. What is the
> benefit?
> 

The benefit is to remove a function marked obsolete who do not said if the conversation is successful or not.
But I understand that the way I have done it was not the best one.
If the maintainer want it, I will send a patch for reverting the first patch.

>> Fixes: 52157a4ca396 ("drm: modes: replace simple_strtoul by kstrtouint")
> 
> For me the commit id is cc344980c76748e57c9c03100c2a14d36ab00334.

Oups, I took commit id from my local git.

Regards

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