[avpatel:riscv_aia_v1 5/18] arch/riscv/kernel/smp.c:170:50: sparse: sparse: incorrect type in argument 4 (different address spaces)

[avpatel:riscv_aia_v1 5/18] arch/riscv/kernel/smp.c:170:50: sparse: sparse: incorrect type in argument 4 (different address spaces)

[kernel test robot]

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tree:   https://github.com/avpatel/linux.git riscv_aia_v1
head:   78a6d4e6a98f8f59e5a2c127ae5a5ee6d9f2ade6
commit: 3ac8b374f5e8bf751dc95d83089f0b9b58c1cbf5 [5/18] RISC-V: Treat IPIs as normal Linux IRQs
config: riscv-randconfig-s032-20210622 (attached as .config)
compiler: riscv64-linux-gcc (GCC) 9.3.0
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: v0.6.3-341-g8af24329-dirty
        # https://github.com/avpatel/linux/commit/3ac8b374f5e8bf751dc95d83089f0b9b58c1cbf5
        git remote add avpatel https://github.com/avpatel/linux.git
        git fetch --no-tags avpatel riscv_aia_v1
        git checkout 3ac8b374f5e8bf751dc95d83089f0b9b58c1cbf5
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=riscv 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
>> arch/riscv/kernel/smp.c:170:50: sparse: sparse: incorrect type in argument 4 (different address spaces) @@     expected void [noderef] __percpu *percpu_dev_id @@     got int * @@
   arch/riscv/kernel/smp.c:170:50: sparse:     expected void [noderef] __percpu *percpu_dev_id
   arch/riscv/kernel/smp.c:170:50: sparse:     got int *

vim +170 arch/riscv/kernel/smp.c

   158	
   159	void riscv_ipi_setup(void)
   160	{
   161		int i, err;
   162	
   163		/* SBI based IPIs is our last option */
   164		if (!ipi_virq_base)
   165			sbi_ipi_init();
   166	
   167		/* Request IPIs */
   168		for (i = 0; i < nr_ipi; i++) {
   169			err = request_percpu_irq(ipi_virq_base + i, handle_IPI,
 > 170						 "IPI", &ipi_virq_base);
   171			WARN_ON(err);
   172	
   173			ipi_desc[i] = irq_to_desc(ipi_virq_base + i);
   174			irq_set_status_flags(ipi_virq_base + i, IRQ_HIDDEN);
   175		}
   176	
   177		/* Enabled IPIs for boot CPU immediately */
   178		riscv_ipi_enable();
   179	}
   180	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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