linux-kernel - Re: [PATCH 1/5] mmc: msm: consolidate ifdefs for BUSCLK

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Date:	Mon, 20 Dec 2010 15:39:10 -0800
From:	Daniel Walker <dwalker@...eaurora.org>
To:	David Brown <davidb@...eaurora.org>
Cc:	linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/5] mmc: msm: consolidate ifdefs for BUSCLK_PWRSAVE

On Mon, 2010-12-20 at 15:35 -0800, David Brown wrote:
> On Mon, Dec 20, 2010 at 03:16:47PM -0800, Daniel Walker wrote:
> 
> > It's cleaner to have ifdef's consolidated in one specific
> > area. This change pulls adds one ifdef which will swap
> > out of the function with a stub function if the ifdef is
> > false.
> 
> It also changes the define from #if checks to #ifdef which changes how
> it would be used.

True, but it's defined in the code. So you have to comment the line out
now instead of change it to "0" ..

> I this feature even used?  It looks like some kind debug feature.

Yeah it's used, it's default on..

Daniel

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