Messages in this thread | | | Date | Thu, 14 Oct 2021 17:53:19 +0800 | From | kernel test robot <> | Subject | arch/mips/n64/init.c:57:38: sparse: sparse: incorrect type in argument 2 (different address spaces) |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 348949d9a4440abdab3b1dc99a9bb660e8c7da7c commit: baec970aa5ba11099ad7a91773350c91fb2113f0 mips: Add N64 machine type date: 9 months ago config: mips-randconfig-s032-20211014 (attached as .config) compiler: mips-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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=baec970aa5ba11099ad7a91773350c91fb2113f0 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout baec970aa5ba11099ad7a91773350c91fb2113f0 # 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=mips
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 >>) command-line: note: in included file: builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined builtin:0:0: sparse: this was the original definition builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined builtin:0:0: sparse: this was the original definition builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined builtin:0:0: sparse: this was the original definition builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined builtin:0:0: sparse: this was the original definition >> arch/mips/n64/init.c:57:38: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *mem @@ got unsigned int [usertype] * @@ arch/mips/n64/init.c:57:38: sparse: expected void volatile [noderef] __iomem *mem arch/mips/n64/init.c:57:38: sparse: got unsigned int [usertype] *
vim +57 arch/mips/n64/init.c
54 55 static void __init n64rdp_write_reg(const u8 reg, const u32 value) 56 { > 57 __raw_writel(value, REG_BASE + reg); 58 } 59
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