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Subject: Re: [PATCH -next] arm64: Export __cpu_logical_map
To:     Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Mikko Perttunen <mperttunen@nvidia.com>,
        Sumit Gupta <sumitg@nvidia.com>,
        Viresh Kumar <viresh.kumar@linaro.org>
CC:     Hulk Robot <hulkci@huawei.com>,
        <linux-arm-kernel@lists.infradead.org>,
        "linux-kernel@vger.kernel.org List" <linux-kernel@vger.kernel.org>
References: <20200724030433.22287-1-wangkefeng.wang@huawei.com>
From:   Kefeng Wang <wangkefeng.wang@huawei.com>
Message-ID: <82f750c4-d423-1ed8-a158-e75153745e07@huawei.com>
Date:   Fri, 24 Jul 2020 11:08:03 +0800
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+maillist

On 2020/7/24 11:04, Kefeng Wang wrote:
> ERROR: modpost: "__cpu_logical_map" [drivers/cpufreq/tegra194-cpufreq.ko] undefined!
>
> ARM64 tegra194-cpufreq driver use cpu_logical_map, export
> __cpu_logical_map to fix build issue.
>
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
> ---
>   arch/arm64/kernel/setup.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
> index c793276ec7ad9..3aea05fbb9998 100644
> --- a/arch/arm64/kernel/setup.c
> +++ b/arch/arm64/kernel/setup.c
> @@ -275,6 +275,7 @@ static int __init reserve_memblock_reserved_regions(void)
>   arch_initcall(reserve_memblock_reserved_regions);
>   
>   u64 __cpu_logical_map[NR_CPUS] = { [0 ... NR_CPUS-1] = INVALID_HWID };
> +EXPORT_SYMBOL(__cpu_logical_map);
>   
>   void __init setup_arch(char **cmdline_p)
>   {