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Date:   Tue, 14 Jan 2020 11:56:14 +0000
From:   Catalin Marinas <catalin.marinas@arm.com>
To:     Suzuki K Poulose <suzuki.poulose@arm.com>
Cc:     linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        will@kernel.org, maz@kernel.org, ard.biesheuvel@linaro.org,
        mark.rutland@arm.com
Subject: Re: [PATCH v3 2/7] arm64: fpsimd: Make sure SVE setup is complete
 before SIMD is used
Message-ID: <20200114115613.GC2289@mbp>
References: <20200113233023.928028-1-suzuki.poulose@arm.com>
 <20200113233023.928028-3-suzuki.poulose@arm.com>
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On Mon, Jan 13, 2020 at 11:30:18PM +0000, Suzuki K Poulose wrote:
> In-kernel users of NEON rely on may_use_simd() to check if the SIMD
> can be used. However, we must initialize the SVE before SIMD can
> be used. Add a sanity check to make sure that we have completed the
> SVE setup before anyone uses the SIMD.
> 
> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
> Cc: Mark Rutland <mark.rutland@arm.com>
> Cc: Will Deacon <will@kernel.org>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>

Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>