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Peter Anvin" , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH rfc v2 01/10] mm: add a generic VMA lock-based page fault handler Message-ID: <202308212249.dZG3d55u-lkp@intel.com> References: <20230821123056.2109942-2-wangkefeng.wang@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230821123056.2109942-2-wangkefeng.wang@huawei.com> X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: E221540015 X-Stat-Signature: 8jftwxr4o7a737hdruyda8mfetgc8zcn X-HE-Tag: 1692631061-367411 X-HE-Meta: U2FsdGVkX19ZzZMkv/wJqCM6424omi6YLrbftOSAilTqpt40w0Tr6l2VhG5p/uFZAOxlm+6sj8FLlI3pw3Ec7wdhHrezyPWP3obcbt3yLzArsssTkunvLGkUJMv0TLTGOpFoI9QJULwmFPS9CbOQSNSzrtXAbYYDguIjoXtd33fOBuQRgBvDl+zAdNBvQa/6lslgk8JocmhHld/Gp3OOdUV0lswf3jvmo4BreSSeMHHO00n7guXvG3E+rQT2cWlFNSB4qxdzh+w57Gto9AmJd0vQfbsl4oOFs+ngACJTRpfb75VrNrfqhiOqUTrO4T5Za4g/iKmg34C6FVKDmdJXX8hAy9WgXu02roSUYmQwSE/L7s5O0U83+Hush7W8Q72YQklGs6JfdOvyqGG6WRQ6y3nmtl4KFM/RFI+wutAbyQzTN2qbawwyjx61JWEuLDtPT1FkOVndmn/ayo0cv15NJqrzVFCpW2USh0NaGUpCfTe28rlRA4pEP6aaN1RKc2/0coBFwTYfeDLgvgu8AV0qkaU8/H9w5fpFNwKLngOyUA/QnRrV5vGOjRjn5lZsspokUWLjDdWLzkmzKuXwZKQqmhZ4Vfwf/8Wlkfr7YePP/Qi7aGrBKYAUbRIlZdo02ilN5wPmKpqq1L9WRximAeaJKQWtCpBA77zioKvUR1QbixObMH0nSBHbKIvkeRdUBH8xHqb2E3GqIFDfY9JIZwgF+/s/D0cfrwSobw9gor4ZEwzGEpf+eo6wgIXGGvwkFgRivH4kxcL5iCGF0+sgATsI+ohGRpeIS7Trp1RTeaNctz9WZUyfrdNkHifMSEPT3NtazOu069vyFLAg5ZoQk3O477u0OHFGyJZEObvSCdRBv1s91SKFFhJQ2qusw3K6fIHAZPPTP3FtJO9bP0cHGW35LnLcpN/9CKYSBgs4rmDMoG/V5jGX87eigvssaNSwEyERR4Ohx40zmCPgiD3583x AHtriXIO 4p80ZTXhTcD58qZNcPlSN12a9QHa3cWkJv6FjXfcfPxgANSwPD8r9lc+HS8pjUlg8AJbPm/8O6NLYvlda3sTfhvP3zdXksOWa6uQ9KZqWg71GzjeLBkRJzFlA0qsECgLByIkOVA5s2zOcC4Cn+JLgOFJAjAOME2jzRfWYZrjw8Rt+oNSDz500ffBAk3qkDALB3gIsa1/75tc6IGW9sVySHSu/0FBdLzT2Tzg+RAwNahOgGuFLmZmfBBEj52GbitlZevSX+p962+6fZmbmcbRO8uLRm7VFvn2bmdzEWTtYIewjmUF+RAQ0Ksx01NP1ZDps53rRvTjwgDowLBvTRHzrkEvcTQ0czy7/2dojKnI2pmRiFz+C5LuE0Egl7eFZTFzIEcTuh3grsEm2PnE= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Kefeng, kernel test robot noticed the following build errors: [auto build test ERROR on next-20230821] [cannot apply to akpm-mm/mm-everything arm64/for-next/core tip/x86/mm s390/features powerpc/next powerpc/fixes arm/for-next arm/fixes linus/master v6.5-rc7 v6.5-rc6 v6.5-rc5 v6.5-rc7] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Kefeng-Wang/mm-add-a-generic-VMA-lock-based-page-fault-handler/20230821-203442 base: next-20230821 patch link: https://lore.kernel.org/r/20230821123056.2109942-2-wangkefeng.wang%40huawei.com patch subject: [PATCH rfc v2 01/10] mm: add a generic VMA lock-based page fault handler config: i386-tinyconfig (https://download.01.org/0day-ci/archive/20230821/202308212249.dZG3d55u-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce: (https://download.01.org/0day-ci/archive/20230821/202308212249.dZG3d55u-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202308212249.dZG3d55u-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from include/linux/memcontrol.h:20, from include/linux/swap.h:9, from include/linux/suspend.h:5, from arch/x86/kernel/asm-offsets.c:14: >> include/linux/mm.h:810:38: error: redefinition of 'lock_vma_under_rcu' 810 | static inline struct vm_area_struct *lock_vma_under_rcu(struct mm_struct *mm, | ^~~~~~~~~~~~~~~~~~ include/linux/mm.h:794:38: note: previous definition of 'lock_vma_under_rcu' with type 'struct vm_area_struct *(struct mm_struct *, long unsigned int)' 794 | static inline struct vm_area_struct *lock_vma_under_rcu(struct mm_struct *mm, | ^~~~~~~~~~~~~~~~~~ make[3]: *** [scripts/Makefile.build:116: arch/x86/kernel/asm-offsets.s] Error 1 make[3]: Target 'prepare' not remade because of errors. make[2]: *** [Makefile:1203: prepare0] Error 2 make[2]: Target 'prepare' not remade because of errors. make[1]: *** [Makefile:234: __sub-make] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:234: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +/lock_vma_under_rcu +810 include/linux/mm.h 809 > 810 static inline struct vm_area_struct *lock_vma_under_rcu(struct mm_struct *mm, 811 unsigned long address) 812 { 813 return NULL; 814 } 815 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki