linux-kernel - Re: [PATCH 02/38] move atp870u

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Date:	Wed, 25 Nov 2009 10:26:56 +0100
From:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
To:	James Bottomley <James.Bottomley@...e.de>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	Yang Hongyang <yanghy@...fujitsu.com>,
	Alan Cox <alan@...ux.intel.com>, linux-scsi@...r.kernel.org,
	Alan Cox <alan@...hat.com>
Subject: Re: [PATCH 02/38] move atp870u_remove to .devexit.text

On Tue, Nov 24, 2009 at 03:38:16PM -0600, James Bottomley wrote:
> On Tue, 2009-11-24 at 22:06 +0100, Uwe Kleine-König wrote:
> > The function atp870u_remove is used only wrapped by __devexit_p so define
> > it using __devexit.
> 
> But there's really no point to this.  HOTPLUG is always defined on SCSI
> systems that have these drivers, which means that _devinit/exit are
> nops.  That makes the change purely cosmetic and not worth churning two
> dozen drivers for.
> 
> Even for the EMBEDDED cases that should care about this, the maintainers
> have indicated that the memory savings simply aren't worth the hassle of
> tracking the sectional updates.
I think there are people that care.  Anyhow, then the best thing you can
do is something like

	find drivers/scsi -type f -print0 | xargs perl -p -i -e 's/\b__(dev)?exit(_p)?\b//'

Then my scripts will drop the scsi related patches.

Best regards
Uwe

-- 
Pengutronix e.K.                              | Uwe Kleine-König            |
Industrial Linux Solutions                    | http://www.pengutronix.de/  |
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