linux-kernel - Re: [PATCH v3 1/5] arm64: cpufeature: Add scope for capability check

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Message-ID: <571A058C.9000507@arm.com>
Date:	Fri, 22 Apr 2016 12:05:48 +0100
From:	Suzuki K Poulose <Suzuki.Poulose@....com>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	mark.rutland@....com, marc.zyngier@....com,
	linux-kernel@...r.kernel.org, will.deacon@....com,
	catalin.marinas@....com, Vadim.Lomovtsev@...iumnetworks.com,
	James Morse <james.morse@....com>,
	Andre Przywara <andre.przywara@....com>
Subject: Re: [PATCH v3 1/5] arm64: cpufeature: Add scope for capability check

On 21/04/16 15:56, Suzuki K Poulose wrote:
> Add scope parameter to the arm64_cpu_capabilities::matches(), so that
> this can be reused for checking the capability on a given CPU vs the
> system wide. The system uses the default scope associated with the
> capability for initialising the CPU_HWCAPs and ELF_HWCAPs.
>
> Cc: James Morse <james.morse@....com>
> Cc: Marc Zyngier <marc.zyngier@....com>
> Cc: Andre Przywara <andre.przywara@....com>
> Cc: Will Deacon <will.deacon@....com>
> Cc: Catalin Marinas <catalin.marinas@....com>
> Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>

  -71,7 +71,9 @@ DECLARE_BITMAP(cpu_hwcaps, ARM64_NCAPS);
>
>   /* meta feature for alternatives */
>   static bool __maybe_unused
> -cpufeature_pan_not_uao(const struct arm64_cpu_capabilities *entry);
> +cpufeature_pan_not_uao(const struct arm64_cpu_capabilities *entry, int __unused);
> +
> +static u64 __raw_read_system_reg(u32 sys_id);


I missed getting rid of the above forward declaration, will respin the series.

Thanks
Suzuki