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    SubjectRe: [PATCH v2 08/11] parisc: mm: Convert to GENERIC_IOREMAP
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    On 8/21/22 12:26, Baoquan He wrote:
    > Hi,
    >
    > On 08/20/22 at 12:03pm, kernel test robot wrote:
    >> Hi Baoquan,
    >>
    >> I love your patch! Yet something to improve:
    >>
    >> [auto build test ERROR on akpm-mm/mm-everything]
    >>
    >> url: https://github.com/intel-lab-lkp/linux/commits/Baoquan-He/mm-ioremap-Convert-architectures-to-take-GENERIC_IOREMAP-way/20220820-083435
    >> base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
    >> config: parisc-randconfig-r005-20220820 (https://download.01.org/0day-ci/archive/20220820/202208201135.YyN9CXsu-lkp@intel.com/config)
    >> compiler: hppa-linux-gcc (GCC) 12.1.0
    >> reproduce (this is a W=1 build):
    >> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
    >> chmod +x ~/bin/make.cross
    >> # https://github.com/intel-lab-lkp/linux/commit/570f2a3347cc83c9ea71d3dbbebfad8ea085ecc6
    >> git remote add linux-review https://github.com/intel-lab-lkp/linux
    >> git fetch --no-tags linux-review Baoquan-He/mm-ioremap-Convert-architectures-to-take-GENERIC_IOREMAP-way/20220820-083435
    >> git checkout 570f2a3347cc83c9ea71d3dbbebfad8ea085ecc6
    >> # save the config file
    >> mkdir build_dir && cp config build_dir/.config
    >> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=parisc prepare
    >
    > Thanks for reporting. While it failed with "hppa-linux-gcc: unknown compiler" as below showing. Could you help check and tell what's wrong?

    You need to install the gcc-hppa64-linux-gnu and gcc-hppa-linux-gnu DEBs/RPMs.
    As COMPILER you probably only need "gcc" (or leave COMPILER empty/unset).

    Then run "make ARCH=parisc64" (64bit) or "make ARCH=parisc" (32bit).
    The Makefile should automatically detect your compiler..

    Helge

    >
    > [root@ ~]# ls
    > 0day anaconda-ks.cfg bin EFI_BOOT_ENTRY.TXT linux NETBOOT_METHOD.TXT original-ks.cfg RECIPE.TXT
    > [root@ ~]# ls 0day/gcc-12.1.0-nolibc/
    > hppa-linux x86_64-gcc-12.1.0-nolibc_hppa-linux.tar.xz
    > [root@ ~]# ls bin/make.cross
    > bin/make.cross
    > [root@ ~]# pwd
    > /root
    > [root@ ~]# cd linux/
    > [root@ linux]# pwd
    > /root/linux
    >
    > [root@ linux]# COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=/root/linux/build_dir ARCH=parisc prepare
    > Compiler will be installed in /root/0day
    > PATH=/root/0day/gcc-12.1.0-nolibc/hppa-linux/bin:/root/.local/bin:/root/bin:/usr/lib64/ccache:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin
    > make --keep-going --jobs=160 W=1 O=/root/linux/build_dir ARCH=parisc prepare
    > make[1]: Entering directory '/root/linux/build_dir'
    > /root/0day/gcc-12.1.0-nolibc/hppa-linux/bin/hppa-linux-gcc: /root/0day/gcc-12.1.0-nolibc/hppa-linux/bin/hppa-linux-gcc: cannot execute binary file
    > SYNC include/config/auto.conf.cmd
    > /root/0day/gcc-12.1.0-nolibc/hppa-linux/bin/hppa-linux-gcc: /root/0day/gcc-12.1.0-nolibc/hppa-linux/bin/hppa-linux-gcc: cannot execute binary file
    > GEN Makefile
    > hppa-linux-gcc: unknown compiler
    > scripts/Kconfig.include:44: Sorry, this compiler is not supported.
    > make[3]: *** [../scripts/kconfig/Makefile:77: syncconfig] Error 1
    > make[2]: *** [../Makefile:632: syncconfig] Error 2
    > make[1]: *** [/root/linux/Makefile:734: include/config/auto.conf.cmd] Error 2
    > make[1]: Failed to remake makefile 'include/config/auto.conf.cmd'.
    > make[1]: Failed to remake makefile 'include/config/auto.conf'.
    > GEN Makefile
    > Error: kernelrelease not valid - run 'make prepare' to update it
    > make[1]: Target 'prepare' not remade because of errors.
    > make[1]: Leaving directory '/root/linux/build_dir'
    > make: *** [Makefile:222: __sub-make] Error 2
    > make: Target 'prepare' not remade because of errors.
    >
    >
    >>
    >> If you fix the issue, kindly add following tag where applicable
    >> Reported-by: kernel test robot <lkp@intel.com>
    >>
    >> All error/warnings (new ones prefixed by >>):
    >>
    >> In file included from arch/parisc/include/asm/io.h:315,
    >> from include/linux/io.h:13,
    >> from include/linux/irq.h:20,
    >> from arch/parisc/include/asm/hardirq.h:13,
    >> from include/linux/hardirq.h:11,
    >> from arch/parisc/kernel/asm-offsets.c:21:
    >>>> include/asm-generic/iomap.h:97: warning: "ioremap_wc" redefined
    >> 97 | #define ioremap_wc ioremap
    >> |
    >> arch/parisc/include/asm/io.h:135: note: this is the location of the previous definition
    >> 135 | #define ioremap_wc(addr, size) \
    >> |
    >> include/linux/io.h: In function 'pci_remap_cfgspace':
    >>>> include/linux/io.h:89:44: error: implicit declaration of function 'ioremap'; did you mean 'ioremap_np'? [-Werror=implicit-function-declaration]
    >> 89 | return ioremap_np(offset, size) ?: ioremap(offset, size);
    >> | ^~~~~~~
    >> | ioremap_np
    >>>> include/linux/io.h:89:42: warning: pointer/integer type mismatch in conditional expression
    >> 89 | return ioremap_np(offset, size) ?: ioremap(offset, size);
    >> | ^
    >> cc1: some warnings being treated as errors
    >> make[2]: *** [scripts/Makefile.build:117: arch/parisc/kernel/asm-offsets.s] Error 1
    >> make[2]: Target '__build' not remade because of errors.
    >> make[1]: *** [Makefile:1207: prepare0] Error 2
    >> make[1]: Target 'prepare' not remade because of errors.
    >> make: *** [Makefile:222: __sub-make] Error 2
    >> make: Target 'prepare' not remade because of errors.
    >>
    >>
    >> vim +89 include/linux/io.h
    >>
    >> 7d3dcf26a6559f Christoph Hellwig 2015-08-10 72
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 73 #ifdef CONFIG_PCI
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 74 /*
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 75 * The PCI specifications (Rev 3.0, 3.2.5 "Transaction Ordering and
    >> b10eb2d50911f9 Hector Martin 2021-03-25 76 * Posting") mandate non-posted configuration transactions. This default
    >> b10eb2d50911f9 Hector Martin 2021-03-25 77 * implementation attempts to use the ioremap_np() API to provide this
    >> b10eb2d50911f9 Hector Martin 2021-03-25 78 * on arches that support it, and falls back to ioremap() on those that
    >> b10eb2d50911f9 Hector Martin 2021-03-25 79 * don't. Overriding this function is deprecated; arches that properly
    >> b10eb2d50911f9 Hector Martin 2021-03-25 80 * support non-posted accesses should implement ioremap_np() instead, which
    >> b10eb2d50911f9 Hector Martin 2021-03-25 81 * this default implementation can then use to return mappings compliant with
    >> b10eb2d50911f9 Hector Martin 2021-03-25 82 * the PCI specification.
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 83 */
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 84 #ifndef pci_remap_cfgspace
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 85 #define pci_remap_cfgspace pci_remap_cfgspace
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 86 static inline void __iomem *pci_remap_cfgspace(phys_addr_t offset,
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 87 size_t size)
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 88 {
    >> b10eb2d50911f9 Hector Martin 2021-03-25 @89 return ioremap_np(offset, size) ?: ioremap(offset, size);
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 90 }
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 91 #endif
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 92 #endif
    >> cf9ea8ca4a0bea Lorenzo Pieralisi 2017-04-19 93
    >>
    >> --
    >> 0-DAY CI Kernel Test Service
    >> https://01.org/lkp
    >>
    >

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