linux-kernel - Re: [PATCH v10 12/25] arm64: irqflags: Use ICC_PMR

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Message-ID: <20190208161658.GB232749@arrakis.emea.arm.com>
Date:   Fri, 8 Feb 2019 16:16:59 +0000
From:   Catalin Marinas <catalin.marinas@....com>
To:     Julien Thierry <julien.thierry@....com>
Cc:     Nathan Chancellor <natechancellor@...il.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        daniel.thompson@...aro.org, joel@...lfernandes.org,
        marc.zyngier@....com, christoffer.dall@....com,
        james.morse@....com, will.deacon@....com, mark.rutland@....com,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Oleg Nesterov <oleg@...hat.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>
Subject: Re: [PATCH v10 12/25] arm64: irqflags: Use ICC_PMR_EL1 for interrupt
 masking

On Fri, Feb 08, 2019 at 09:36:48AM +0000, Julien Thierry wrote:
> From e839dec632bbf440efe8314751138ba46324078c Mon Sep 17 00:00:00 2001
> From: Julien Thierry <julien.thierry@....com>
> Date: Fri, 8 Feb 2019 09:21:58 +0000
> Subject: [PATCH] arm64: irqflags: Fix clang build warnings
> 
> Clang complains when passing asm operands that are smaller than the
> registers they are mapped to:
> 
> arch/arm64/include/asm/irqflags.h:50:10: warning: value size does not
> 	match register size specified by the constraint and modifier
> 	[-Wasm-operand-widths]
>                 : "r" (GIC_PRIO_IRQON)
> 
> Fix it by casting the affected input operands to a type of the correct
> size.
> 
> Reported-by: Nathan Chancellor <natechancellor@...il.com>
> Signed-off-by: Julien Thierry <julien.thierry@....com>

Applied. Thanks.

-- 
Catalin