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

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Message-ID: <20101220233519.GA14582@huya.qualcomm.com>
Date:	Mon, 20 Dec 2010 15:35:19 -0800
From:	David Brown <davidb@...eaurora.org>
To:	Daniel Walker <dwalker@...eaurora.org>
Cc:	davidb@...eaurora.org, 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, 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.

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

David
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