linux-kernel - Re: [PATCH 12/13] KVM: arm: avoid binary number literals for gcc-4.2

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Message-ID: <20170104103911.GC20461@cbox>
Date:   Wed, 4 Jan 2017 11:39:11 +0100
From:   Christoffer Dall <christoffer.dall@...aro.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     linux-arch@...r.kernel.org, kernel-build-reports@...ts.linaro.org,
        linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        Russell King <rmk+kernel@...linux.org.uk>,
        Andrew Morton <akpm@...ux-foundation.org>,
        kvmarm@...ts.cs.columbia.edu, linux-arm-kernel@...r.kernel.org
Subject: Re: [PATCH 12/13] KVM: arm: avoid binary number literals for gcc-4.2

On Fri, Dec 16, 2016 at 11:56:33AM +0100, Arnd Bergmann wrote:
> Old gcc versions prior to 4.3 don't understand the 0b... syntax for
> numbers, and this seems to be the only instance in the kernel, so better
> use hexadecimal instead.
> 
> arch/arm/include/asm/kvm_mmu.h:127:38: error: invalid suffix "b101" on integer constant
> 
> Fixes: 159793001d7d ("ARM: KVM: force cache clean on page fault when caches are off")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Same as before:
Acked-by: Christoffer Dall <christoffer.dall@...aro.org>