linux-kernel - Re: [PATCH v2 3/5] ARM: restrict CPU_BIG

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Message-ID: <20141028140021.GD27405@n2100.arm.linux.org.uk>
Date:	Tue, 28 Oct 2014 14:00:22 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Xia Kaixu <kaixu.xia@...aro.org>
Cc:	arm@...nel.org, arnd@...db.de, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 3/5] ARM: restrict CPU_BIG_ENDIAN configuration option

On Tue, Oct 28, 2014 at 09:31:33PM +0800, Xia Kaixu wrote:
> Some platforms don't work when CPU_BIG_ENDIAN is enabled.
> So It can get a dependency on !ARCH_MULTIPLATFORM_STRICT.

What if big endian wants to build a multiplatform kernel?

This doesn't look right to me.  Instead, we should be arranging for
those which do not work in BE mode to depend on !CPU_BIG_ENDIAN.
Yes, it's a larger patch but IMHO is a much more correct solution.

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