Re: [vireshk-pm:cpufreq/arm/linux-next 15/17] drivers/base/arch_topology.c:156:9: sparse: sparse: incorrect type in initializer (different address spaces)

From: Viresh Kumar
Date: Tue Aug 24 2021 - 23:32:47 EST


On 24-08-21, 23:57, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git cpufreq/arm/linux-next
> head: 028068a13c533046fd4e37f06fb6efe50c759892
> commit: 942914c2f2438d137bcb9b9cb8343de62dc482df [15/17] cpufreq: qcom-cpufreq-hw: Add dcvs interrupt support
> config: riscv-randconfig-s032-20210824 (attached as .config)
> compiler: riscv64-linux-gcc (GCC) 11.2.0
> reproduce:
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # apt-get install sparse
> # sparse version: v0.6.3-348-gf0e6938b-dirty
> # https://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git/commit/?id=942914c2f2438d137bcb9b9cb8343de62dc482df
> git remote add vireshk-pm https://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git
> git fetch --no-tags vireshk-pm cpufreq/arm/linux-next
> git checkout 942914c2f2438d137bcb9b9cb8343de62dc482df
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=riscv
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
>
>
> sparse warnings: (new ones prefixed by >>)
> >> drivers/base/arch_topology.c:156:9: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] __percpu *__vpp_verify @@ got unsigned long * @@
> drivers/base/arch_topology.c:156:9: sparse: expected void const [noderef] __percpu *__vpp_verify
> drivers/base/arch_topology.c:156:9: sparse: got unsigned long *
>
> vim +156 drivers/base/arch_topology.c
>
> 2ef7a2953c81ee Juri Lelli 2017-05-31 153
> 4ca4f26a9c6610 Juri Lelli 2017-05-31 154 void topology_set_cpu_scale(unsigned int cpu, unsigned long capacity)
> 2ef7a2953c81ee Juri Lelli 2017-05-31 155 {
> 2ef7a2953c81ee Juri Lelli 2017-05-31 @156 per_cpu(cpu_scale, cpu) = capacity;
> 2ef7a2953c81ee Juri Lelli 2017-05-31 157 }

Fixed thanks.

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viresh