linux-kernel - Re: [PATCH v2 2/9] mailbox: Add NVIDIA Tegra XUSB mailbox driver

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Date:	Tue, 26 Aug 2014 13:35:34 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Thierry Reding <thierry.reding@...il.com>
Cc:	Stephen Warren <swarren@...dotorg.org>,
	Andrew Bresticker <abrestic@...omium.org>,
	linux-tegra@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Jassi Brar <jassisinghbrar@...il.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Mathias Nyman <mathias.nyman@...el.com>,
	Grant Likely <grant.likely@...aro.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Kishon Vijay Abraham I <kishon@...com>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-usb@...r.kernel.org,
	Jonas Bonn <jonas@...thpole.se>,
	David Howells <dhowells@...hat.com>,
	Koichi Yasutake <yasutake.koichi@...panasonic.com>
Subject: Re: [PATCH v2 2/9] mailbox: Add NVIDIA Tegra XUSB mailbox driver

On Tuesday 26 August 2014 12:20:13 Thierry Reding wrote:
> On Tue, Aug 26, 2014 at 11:54:43AM +0200, Arnd Bergmann wrote: > 
> > I'm not sure if it's really worth it. One thing we might do is just
> > remove all definitions of ioremap_nocache and add a wrapper to
> > include/linux/io.h, to make it more obvious what is going on.
> 
> Yes, I suppose that would work too. I still think there's an advantage
> in being explicit and avoid aliases like this. Perhaps a __deprecated
> annotation would help with that?

I fear adding __deprecated would be too controversial, because that
would add hundreds of new warnings to code that is not actually wrong.

	Arnd
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