linux-kernel - Re: [PATCH 1/3] mmc: Export internal host state through debugfs

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Message-ID: <20080628164146.094a2c82@hskinnemo-gx745.norway.atmel.com>
Date:	Sat, 28 Jun 2008 16:41:46 +0200
From:	Haavard Skinnemoen <haavard.skinnemoen@...el.com>
To:	Pierre Ossman <drzeus-mmc@...eus.cx>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] mmc: Export internal host state through debugfs

Haavard Skinnemoen <haavard.skinnemoen@...el.com> wrote:
> Actually, if debugfs is disabled, debugfs_create_dir() and friends are
> inline functions which return ERR_PTR(-ENODEV). So if we just remove
> the whole #ifdef altogether, gcc should be smart enough to optimize
> away the whole thing if debugfs isn't enabled...
> 
> I'll give it a try.

Yeah, it does seem to work, but it means we'll have to put at least
debugfs_root into struct mmc_host unconditionally. Assuming we find a
way to not put all the other stuff in there, is that acceptable?

Haavard
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