[avpatel:riscv_kvm_aia_v1 18/38] arch/riscv/kernel/smp.c:166:50: sparse: sparse: incorrect type in argument 4 (different address spaces)

[kernel test robot]

tree:   https://github.com/avpatel/linux.git riscv_kvm_aia_v1
head:   bafeaefb38960799e1f7ac9b6707a22e5be067d0
commit: f6066acf07ddc4838b1115af3af24bb05ecf40dd [18/38] RISC-V: Treat IPIs as normal Linux IRQs
config: riscv-randconfig-s032-20220323 (https://download.01.org/0day-ci/archive/20220323/202203232238.QlIbLTI5-lkp@xxxxxxxxx/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: v0.6.4-dirty
        # https://github.com/avpatel/linux/commit/f6066acf07ddc4838b1115af3af24bb05ecf40dd
        git remote add avpatel https://github.com/avpatel/linux.git
        git fetch --no-tags avpatel riscv_kvm_aia_v1
        git checkout f6066acf07ddc4838b1115af3af24bb05ecf40dd
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=riscv SHELL=/bin/bash arch/riscv/kernel/

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


sparse warnings: (new ones prefixed by >>)
>> arch/riscv/kernel/smp.c:166:50: sparse: sparse: incorrect type in argument 4 (different address spaces) @@     expected void [noderef] __percpu *percpu_dev_id @@     got int * @@
   arch/riscv/kernel/smp.c:166:50: sparse:     expected void [noderef] __percpu *percpu_dev_id
   arch/riscv/kernel/smp.c:166:50: sparse:     got int *

vim +166 arch/riscv/kernel/smp.c

   151	
   152	void riscv_ipi_set_virq_range(int virq, int nr)
   153	{
   154		int i, err;
   155	
   156		if (WARN_ON(ipi_virq_base))
   157			return;
   158	
   159		WARN_ON(nr < IPI_MAX);
   160		nr_ipi = min(nr, IPI_MAX);
   161		ipi_virq_base = virq;
   162	
   163		/* Request IPIs */
   164		for (i = 0; i < nr_ipi; i++) {
   165			err = request_percpu_irq(ipi_virq_base + i, handle_IPI,
 > 166						 "IPI", &ipi_virq_base);
   167			WARN_ON(err);
   168	
   169			ipi_desc[i] = irq_to_desc(ipi_virq_base + i);
   170			irq_set_status_flags(ipi_virq_base + i, IRQ_HIDDEN);
   171		}
   172	
   173		/* Enabled IPIs for boot CPU immediately */
   174		riscv_ipi_enable();
   175	}
   176	EXPORT_SYMBOL_GPL(riscv_ipi_set_virq_range);
   177	

-- 
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