linux-kernel - Re: [PATCH] iommu/exynos: prevent building on big-endian kernels

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Date:   Fri, 4 Aug 2017 11:56:03 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Marek Szyprowski <m.szyprowski@...sung.com>,
        Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH] iommu/exynos: prevent building on big-endian kernels

On Fri, Jul 28, 2017 at 03:19:19PM +0200, Arnd Bergmann wrote:
> Since we print the correct warning, an allmodconfig build is no longer
> clean but always prints it, which defeats compile-testing:
> 
> drivers/iommu/exynos-iommu.c:58:2: error: #warning "revisit driver if we can enable big-endian ptes" [-Werror=cpp]
> 
> This replaces the #warning with a dependency, moving warning text into
> a comment.
> 
> Fixes: 1f59adb1766d ("iommu/exynos: Replace non-existing big-endian Kconfig option")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Applied, thanks.