[soc:multiplatform-misc-5.18 13/13] arch/arm/include/asm/cmpxchg.h:128:2: error: #error "SMP is not supported on this platform"

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git multiplatform-misc-5.18
head:   9e48eacd8cb623d8638d06d0f3c523d5222e2e82
commit: 9e48eacd8cb623d8638d06d0f3c523d5222e2e82 [13/13] ARM: ixp4xx: enable multiplatform support
config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20220403/202204031037.ZIEpc6x9-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
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://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git/commit/?id=9e48eacd8cb623d8638d06d0f3c523d5222e2e82
        git remote add soc https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git
        git fetch --no-tags soc multiplatform-misc-5.18
        git checkout 9e48eacd8cb623d8638d06d0f3c523d5222e2e82
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm prepare

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

All errors (new ones prefixed by >>):

   scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr]
   scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr]
   scripts/genksyms/parse.y: note: rerun with option '-Wcounterexamples' to generate conflict counterexamples
   In file included from arch/arm/include/asm/atomic.h:16,
                    from include/linux/atomic.h:7,
                    from include/asm-generic/bitops/lock.h:5,
                    from arch/arm/include/asm/bitops.h:243,
                    from include/linux/bitops.h:33,
                    from include/linux/log2.h:12,
                    from kernel/bounds.c:13:
>> arch/arm/include/asm/cmpxchg.h:128:2: error: #error "SMP is not supported on this platform"
     128 | #error "SMP is not supported on this platform"
         |  ^~~~~
   In file included from arch/arm/include/asm/cmpxchg.h:146,
                    from arch/arm/include/asm/atomic.h:16,
                    from include/linux/atomic.h:7,
                    from include/asm-generic/bitops/lock.h:5,
                    from arch/arm/include/asm/bitops.h:243,
                    from include/linux/bitops.h:33,
                    from include/linux/log2.h:12,
                    from kernel/bounds.c:13:
>> include/asm-generic/cmpxchg.h:11:2: error: #error "Cannot use generic cmpxchg on SMP"
      11 | #error "Cannot use generic cmpxchg on SMP"
         |  ^~~~~
   In file included from include/linux/atomic.h:7,
                    from include/asm-generic/bitops/lock.h:5,
                    from arch/arm/include/asm/bitops.h:243,
                    from include/linux/bitops.h:33,
                    from include/linux/log2.h:12,
                    from kernel/bounds.c:13:
>> arch/arm/include/asm/atomic.h:159:2: error: #error SMP not supported on pre-ARMv6 CPUs
     159 | #error SMP not supported on pre-ARMv6 CPUs
         |  ^~~~~
   make[2]: *** [scripts/Makefile.build:120: kernel/bounds.s] Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1198: prepare0] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:219: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +128 arch/arm/include/asm/cmpxchg.h

9f97da78bf01820 David Howells 2012-03-28  126  
9f97da78bf01820 David Howells 2012-03-28  127  #ifdef CONFIG_SMP
9f97da78bf01820 David Howells 2012-03-28 @128  #error "SMP is not supported on this platform"
9f97da78bf01820 David Howells 2012-03-28  129  #endif
9f97da78bf01820 David Howells 2012-03-28  130  

:::::: The code at line 128 was first introduced by commit
:::::: 9f97da78bf018206fb623cd351d454af2f105fe0 Disintegrate asm/system.h for ARM

:::::: TO: David Howells <dhowells at redhat.com>
:::::: CC: David Howells <dhowells at redhat.com>

-- 
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