linux-kernel - [avpatel:riscv_kvm_aia_v1 25/29] arch/riscv/kvm/aia.c:204:36: sparse: sparse: incorrect type in argument 2 (different address spaces)

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Message-ID: <202204050835.ITBYCuGd-lkp@intel.com>
Date:   Tue, 5 Apr 2022 08:03:52 +0800
From:   kernel test robot <lkp@...el.com>
To:     Anup Patel <apatel@...tanamicro.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [avpatel:riscv_kvm_aia_v1 25/29] arch/riscv/kvm/aia.c:204:36:
 sparse: sparse: incorrect type in argument 2 (different address spaces)

tree:   https://github.com/avpatel/linux.git riscv_kvm_aia_v1
head:   dab41b5c8f55fb8e864a5e10fd181dd0d4443778
commit: 74de87a8890ab0c58f3e5142ff49d219872a0eb5 [25/29] RISC-V: KVM: Implement guest external interrupt line management
config: riscv-randconfig-s032-20220404 (https://download.01.org/0day-ci/archive/20220405/202204050835.ITBYCuGd-lkp@intel.com/config)
compiler: riscv32-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/74de87a8890ab0c58f3e5142ff49d219872a0eb5
        git remote add avpatel https://github.com/avpatel/linux.git
        git fetch --no-tags avpatel riscv_kvm_aia_v1
        git checkout 74de87a8890ab0c58f3e5142ff49d219872a0eb5
        # 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

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


sparse warnings: (new ones prefixed by >>)
>> arch/riscv/kvm/aia.c:204:36: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void * @@     got struct aia_hgei_control [noderef] __percpu * @@
   arch/riscv/kvm/aia.c:204:36: sparse:     expected void *
   arch/riscv/kvm/aia.c:204:36: sparse:     got struct aia_hgei_control [noderef] __percpu *

vim +204 arch/riscv/kvm/aia.c

   200	
   201	static void aia_hgei_exit(void)
   202	{
   203		/* Free per-CPU SGEI interrupt */
 > 204		free_irq(hgei_parent_irq, &aia_hgei);
   205	}
   206	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp