From mboxrd@z Thu Jan  1 00:00:00 1970
From: linux@arm.linux.org.uk (Russell King - ARM Linux)
Date: Tue, 22 Sep 2015 17:29:47 +0100
Subject: Steps to submit a new arch/arm port
In-Reply-To: <5601799C.20701@free.fr>
References: <56001B78.2090001@free.fr> <2206647.QPrIpE2UC0@wuerfel>
 <56016780.5080104@free.fr> <144297172.JfjI0hNJ9J@wuerfel>
 <5601799C.20701@free.fr>
Message-ID: <20150922162947.GC21084@n2100.arm.linux.org.uk>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Tue, Sep 22, 2015 at 05:54:04PM +0200, Mason wrote:
> On 22/09/2015 16:51, Arnd Bergmann wrote:
> > On Tuesday 22 September 2015 16:36:48 Mason wrote:
> >> On 21/09/2015 17:49, Arnd Bergmann wrote:
> >> +config ARM_L1_CACHE_SHIFT
> >> +	int
> >> +	default 5
> > 
> > This conflicts with the other definition of the same symbol.
> 
> I asked about this a long time ago. Maybe I didn't understand
> Russell's answer?
> 
> http://thread.gmane.org/gmane.linux.ports.arm.kernel/402968
> 
> How do I force ARM_L1_CACHE_SHIFT to 5 for my platform?
> It saves ~6% of the .data section size.
> (Not worth it?)

It's really not worth the complexity in Kconfig to make it work - we
would need some way to detect a configuration where _only_ your
platform is enabled, and the statement for that is likely to be very
big, and very difficult to maintain into the future.

Sorry.

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