From: Anshuman Khandual <anshuman.khandual@arm.com> To: Kefeng Wang <wangkefeng.wang@huawei.com>, 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-kernel@vger.kernel.org List" <linux-kernel@vger.kernel.org>, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH -next] arm64: Export __cpu_logical_map Date: Fri, 24 Jul 2020 13:46:18 +0530 [thread overview] Message-ID: <7998529f-da52-5e46-dd09-b9b11d83ec1a@arm.com> (raw) In-Reply-To: <82f750c4-d423-1ed8-a158-e75153745e07@huawei.com> On 07/24/2020 08:38 AM, Kefeng Wang wrote: > +maillist This does not seem to be a correct method of posting any patch. > > 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. Commit 887d5fc82cb4 ("cpufreq: Add Tegra194 cpufreq driver") which adds this particular driver is present just on linux-next. But as expected, the driver does not use __cpu_logical_map directly but instead accesses it via cpu_logical_map() wrapper. Wondering, how did you even trigger the modpost error ? >> >> 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) >> { > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel >
WARNING: multiple messages have this Message-ID (diff)
From: Anshuman Khandual <anshuman.khandual@arm.com> To: Kefeng Wang <wangkefeng.wang@huawei.com>, 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-kernel@vger.kernel.org List" <linux-kernel@vger.kernel.org>, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH -next] arm64: Export __cpu_logical_map Date: Fri, 24 Jul 2020 13:46:18 +0530 [thread overview] Message-ID: <7998529f-da52-5e46-dd09-b9b11d83ec1a@arm.com> (raw) In-Reply-To: <82f750c4-d423-1ed8-a158-e75153745e07@huawei.com> On 07/24/2020 08:38 AM, Kefeng Wang wrote: > +maillist This does not seem to be a correct method of posting any patch. > > 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. Commit 887d5fc82cb4 ("cpufreq: Add Tegra194 cpufreq driver") which adds this particular driver is present just on linux-next. But as expected, the driver does not use __cpu_logical_map directly but instead accesses it via cpu_logical_map() wrapper. Wondering, how did you even trigger the modpost error ? >> >> 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) >> { > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-07-24 8:16 UTC|newest] Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <20200724030433.22287-1-wangkefeng.wang@huawei.com> 2020-07-24 3:08 ` [PATCH -next] arm64: Export __cpu_logical_map Kefeng Wang 2020-07-24 3:08 ` Kefeng Wang 2020-07-24 8:16 ` Anshuman Khandual [this message] 2020-07-24 8:16 ` Anshuman Khandual 2020-07-24 9:13 ` Mark Rutland 2020-07-24 9:13 ` Mark Rutland 2020-07-24 9:35 ` Catalin Marinas 2020-07-24 9:35 ` Catalin Marinas 2020-07-24 10:33 ` Anshuman Khandual 2020-07-24 10:33 ` Anshuman Khandual 2020-07-24 9:16 ` Kefeng Wang 2020-07-24 9:16 ` Kefeng Wang 2020-07-24 9:30 ` Catalin Marinas 2020-07-24 9:30 ` Catalin Marinas 2020-07-24 10:36 ` Anshuman Khandual 2020-07-24 10:36 ` Anshuman Khandual 2020-07-24 9:43 ` Christoph Hellwig 2020-07-24 9:43 ` Christoph Hellwig 2020-07-24 13:10 ` Sudeep Holla 2020-07-24 13:10 ` Sudeep Holla 2020-07-25 2:00 ` Kefeng Wang 2020-07-25 2:00 ` Kefeng Wang 2020-07-26 11:46 ` Sumit Gupta 2020-07-26 11:46 ` Sumit Gupta 2020-07-27 16:05 ` Sudeep Holla 2020-07-27 16:05 ` Sudeep Holla 2020-08-01 12:16 ` Sumit Gupta 2020-08-01 12:16 ` Sumit Gupta 2020-08-10 7:49 ` Sudeep Holla 2020-08-10 7:49 ` Sudeep Holla 2020-08-10 10:19 ` Catalin Marinas 2020-08-10 10:19 ` Catalin Marinas 2020-08-10 12:11 ` Sudeep Holla 2020-08-10 12:11 ` Sudeep Holla 2020-08-11 19:44 ` Sumit Gupta 2020-08-11 19:44 ` Sumit Gupta
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