linux-kernel - Re: [PATCH] of_serial: remove driver_data direct access of struct device

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Date:	Tue, 5 May 2009 13:00:17 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Greg Kroah-Hartman <gregkh@...e.de>
Cc:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	Paul Mackerras <paulus@...ba.org>,
	Matthias Fuchs <mfuchs@...fu.de>, Greg KH <greg@...ah.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] of_serial: remove driver_data direct access of struct device

On Monday 04 May 2009, Greg Kroah-Hartman wrote:
> From: Greg Kroah-Hartman <gregkh@...e.de>
> 
> In the near future, the driver core is going to not allow direct access
> to the driver_data pointer in struct device.  Instead, the functions
> dev_get_drvdata() and dev_set_drvdata() should be used.  These functions
> have been around since the beginning, so are backwards compatible with
> all older kernel versions.
> 
> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> Cc: Arnd Bergmann <arnd@...db.de>
> Cc: Stephen Rothwell <sfr@...b.auug.org.au>
> Cc: Paul Mackerras <paulus@...ba.org>
> Cc: Matthias Fuchs <mfuchs@...fu.de>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

Acked-by: Arnd Bergmann <arnd@...db.de>
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