From mboxrd@z Thu Jan  1 00:00:00 1970
From: Richard Weinberger <richard@nod.at>
Subject: Re: [PATCH] drivers: Let several drivers depends on HAS_IOMEM for
 'devm_ioremap_resource'
Date: Fri, 18 Jul 2014 09:35:53 +0200
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To: Chen Gang <gang.chen.5i5j@gmail.com>, Arnd Bergmann <arnd@arndb.de>, Lars-Peter Clausen <lars@metafoo.de>
Cc: Marek Vasut <marex@denx.de>, Liqin Chen <liqin.linux@gmail.com>, devel@driverdev.osuosl.org, msalter@redhat.com, linux-watchdog@vger.kernel.org, linux-pwm@vger.kernel.org, linux-iio@vger.kernel.org, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, dmitry.torokhov@gmail.com, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, jic23@kernel.org, teg@jklm.no, Thierry Reding <thierry.reding@gmail.com>, Geert Uytterhoeven <geert@linux-m68k.org>, Lennox Wu <lennox.wu@gmail.com>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, Martin Schwidefsky <schwidefsky@de.ibm.com>, linux-input@vger.kernel.org, Mischa.Jonker@synopsys.com, Guenter Roeck <linux@roeck-us.net>, knaack.h@gmx.de
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Am 18.07.2014 02:36, schrieb Chen Gang:
> 
> On 07/18/2014 02:09 AM, Richard Weinberger wrote:
>> Am 17.07.2014 12:48, schrieb Arnd Bergmann:
>>> AFAICT, NO_IOMEM only has a real purpose on UML these days. Could we take
>>> a shortcut here and make COMPILE_TEST depend on !UML? Getting random stuff
>>> to build on UML seems pointless to me and we special-case it in a number of
>>> places already.
>>
>> If UML is the only arch without io memory the dependency on !UML seems
>> reasonable to me. :-)
>>
> 
> For me, if only uml left, I suggest to implement dummy functions within
> uml instead of let CONFIG_UML appear in generic include directory. And
> then remove all HAS_IOMEM and NO_IOMEM from kernel.

Erm, this is something completely different.
I thought we're focusing on COMPILE_TEST?

Thanks,
//richard