linux-kernel - Re: [PATCH] thermal: fix frequency table lookup bugs

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Date:	Tue, 9 Apr 2013 14:33:14 -0400
From:	Eduardo Valentin <eduardo.valentin@...com>
To:	Andrew Bresticker <abrestic@...gle.com>
CC:	Eduardo Valentin <eduardo.valentin@...com>,
	Zhang Rui <rui.zhang@...el.com>, <linux-pm@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] thermal: fix frequency table lookup bugs

On 09-04-2013 14:27, Andrew Bresticker wrote:
>> You do two things in this change on cpu_cooling.c: (1) fix the case where
>> the loop is kept running indefinitely. (2) Reserve a specific role for each
>> index in this function.
>
> So the issue is that the changes are not independent.  With just the
> fix for the infinite loop, get_cpu_frequency() is still completely
> broken because it is not interpreting the level correctly and will
> return the wrong frequency (and thus not throttling correctly, which
> is bad).  Perhaps the commit should be more general, like "fix
> handling of invalid frequency table entries"?  What do you think?

It fits better. I am OK if we improve the commit title and description, 
providing better explanation of what is the issue (you have done 
already) and how what needed to be done to fix it.

>
> Thanks,
> Andrew
>
>

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