linux-kernel - Re: [PATCH 0/4] ARM: Remove boilerplate debug_ll_io

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Date:	Thu, 16 May 2013 00:40:54 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:	Rob Herring <robherring2@...il.com>,
	Shawn Guo <shawn.guo@...aro.org>,
	Olof Johansson <olof@...om.net>,
	Russell King <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/4] ARM: Remove boilerplate debug_ll_io_init code

On Monday 13 May 2013, Maxime Ripard wrote:
> The recent introduction of debug_ll_io_init made possible to not rely
> anymore on a custom map_io function but on debug_ll_io_init for the
> early mapping and then on the various drivers to do the needed mappings for
> the kernel to boot.
> 
> Some architectures begin to use only this function as the map_io callback in
> the machine description.
> 
> In order to remove some boilerplate code, make the ARM mm code call
> debug_ll_io_init by itself when no .map_io callback is defined.
> 
> This has been tested on the sunxi platform.

Great stuff!

I didn't notice the addition of debug_ll_io_init, so this is a nice surprise
for me.

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