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Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Axel Rasmussen , Yuanchu Xie , Wei Xu , Peter Xu , Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , Kees Cook , Matthew Wilcox , Jason Gunthorpe , John Hubbard , Leon Romanovsky , Zi Yan , Baolin Wang Subject: Re: [PATCH v2 1/4] mm: declare VMA flags by bit Message-ID: <202511142237.yj4hppoj-lkp@intel.com> References: <6289d60b6731ea7a111c87c87fb8486881151c25.1763126447.git.lorenzo.stoakes@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6289d60b6731ea7a111c87c87fb8486881151c25.1763126447.git.lorenzo.stoakes@oracle.com> X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: AA3994000F X-Stat-Signature: xnp4twdpigeju75eokf44yck3og1rcom X-Rspam-User: X-HE-Tag: 1763133901-856429 X-HE-Meta: U2FsdGVkX1/MbFEuo3odaS7gE4P6K2BJiQVIkT4/hNjLmXg7H+ylHcnXejUdEMkpHePj62amoEDijoVeRIlUtqsFr2Eeb/6qGGLAD45+qrw91JWRAuXwSL2wyimmndAqQSgPBfU9wxzY3eaaOWH0EP9W6NmZaprYw8CpERCxvpZaRIAb1IVehj1U4k2rg9eBJCu7zqIqlsS3WmVCdm/Zz7alI/sNqoU2091K9yjhn0mMzpehHqjyunWMEuPwUze1HXohGkJ5u5d3/BnyuCyQQQrJqjiaBllcTa4BQ/VViS1TKlujDcYYLuaFGxg8JXOas8lW4BF6lRm3XQORmO+sZAfC/646quyJxpCrdMfYUr+EwKHvHPc4/6qCV8VDoD4GtzYPtRsXSVQBY02tMzBcvSZj+7tbiGxdmTeM+Gfpozr5IhDySCCNlUyJQ3M0bFzuNDTqa9NcBFFv3ls+45AQ6tZv0u51g4fBbme5Ljv8bIVchoYgbDwaB/OSgF63YurZtbgmqPbQJ1tttfPyjdvGqCEwPhcieLGbjk6DZenPwl0CTOB5FjTU9wd6Qhyg+cpwR/GleSzbydc2CTrn6DMrLUUYTXogCYPVfGwBjUZCNTki07jcEv1U7J2/iZZt0KNx2nI8VxaGF1RqDXinVMNmO25IInXJ0muCaZR2NnMi/XeOIbGm7xoU9VW3E4xUPbnaDFR4A7uvONOVk1D+pWTIDl611aUMopmkqIBkGs5nysff/RBOgoAAfgGDGQsex9llqk/vUDEV7Y7tJIp/4xGh7eUrZyck2qEQazeF4yB6L6F2TIbNRnfW+ej6jwypITZrBleRd3jLMvnPvRfhhcR0Zjw5EAsZk0MyIlQd+a+BKp2+Q6ylpUaY0ZqvzkrXlxQSB6g2waGleZpmT5ZdCF/v4pni6ia9O7utvlguFU+WMVDVIrsNNUX1JM5NcByUZZ+7U2L/IGTFcUJXB95neZ4 zQLDKBW1 os7pvtvF88cHMNZuXexuNT7PUxwcypDcimFcMQZ1Fsr4kWZiUhwKHA4yM+7NpVfk1WIDuiXffP1BVSl/2fs9JHVoGaEXeWJmV3Yxkg0GzRsktuQ26IJHdFdap0C/z1Cp+1Won4G/kSdev8eaRtZ7yZeFdF7iYKXdijZS/n5QShKXhCqnTMyMjXqNp+3NkwXNNeHhOtCjsEpv4h7nK+JuzPKly6PCOqiH/ygls0LtCGMDIOzO2ZTvUSOgVnbJfGeBhD/QDmulxpFR46GhWRBM+EYfYzEmy0PygbCzkEMp68alOm6ONVo/s/6pIkMmSDhOT2jWwHTFfVcf1x0h/wisGefp041JQ3CvSb5WRRexRqTjO+incHG7YP3jQNb/3t8ClJzqpDxvXHKDtUInQRHTDqBTzC7LT/zmH+8tX 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: List-Subscribe: List-Unsubscribe: Hi Lorenzo, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on next-20251114] [cannot apply to rust/rust-next tip/sched/core brauner-vfs/vfs.all kees/for-next/execve linus/master v6.18-rc5] [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/Lorenzo-Stoakes/mm-declare-VMA-flags-by-bit/20251114-213237 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/6289d60b6731ea7a111c87c87fb8486881151c25.1763126447.git.lorenzo.stoakes%40oracle.com patch subject: [PATCH v2 1/4] mm: declare VMA flags by bit config: arm-allnoconfig (https://download.01.org/0day-ci/archive/20251114/202511142237.yj4hppoj-lkp@intel.com/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 0bba1e76581bad04e7d7f09f5115ae5e2989e0d9) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251114/202511142237.yj4hppoj-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/202511142237.yj4hppoj-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/arm/kernel/asm-offsets.c:14: >> include/linux/mm.h:1734:32: error: use of undeclared identifier 'VM_MAYOVERLAY' 1734 | return flags & (VM_MAYSHARE | VM_MAYOVERLAY); | ^~~~~~~~~~~~~ 1 error generated. make[3]: *** [scripts/Makefile.build:182: arch/arm/kernel/asm-offsets.s] Error 1 make[3]: Target 'prepare' not remade because of errors. make[2]: *** [Makefile:1280: prepare0] Error 2 make[2]: Target 'prepare' not remade because of errors. make[1]: *** [Makefile:248: __sub-make] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:248: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +/VM_MAYOVERLAY +1734 include/linux/mm.h 97a7e4733b9b22 Peter Xu 2021-03-12 1722 fc4f4be9b5271e David Hildenbrand 2023-01-02 1723 #ifndef CONFIG_MMU fc4f4be9b5271e David Hildenbrand 2023-01-02 1724 static inline bool is_nommu_shared_mapping(vm_flags_t flags) fc4f4be9b5271e David Hildenbrand 2023-01-02 1725 { fc4f4be9b5271e David Hildenbrand 2023-01-02 1726 /* fc4f4be9b5271e David Hildenbrand 2023-01-02 1727 * NOMMU shared mappings are ordinary MAP_SHARED mappings and selected fc4f4be9b5271e David Hildenbrand 2023-01-02 1728 * R/O MAP_PRIVATE file mappings that are an effective R/O overlay of fc4f4be9b5271e David Hildenbrand 2023-01-02 1729 * a file mapping. R/O MAP_PRIVATE mappings might still modify fc4f4be9b5271e David Hildenbrand 2023-01-02 1730 * underlying memory if ptrace is active, so this is only possible if fc4f4be9b5271e David Hildenbrand 2023-01-02 1731 * ptrace does not apply. Note that there is no mprotect() to upgrade fc4f4be9b5271e David Hildenbrand 2023-01-02 1732 * write permissions later. fc4f4be9b5271e David Hildenbrand 2023-01-02 1733 */ b6b7a8faf05c70 David Hildenbrand 2023-01-02 @1734 return flags & (VM_MAYSHARE | VM_MAYOVERLAY); fc4f4be9b5271e David Hildenbrand 2023-01-02 1735 } fc4f4be9b5271e David Hildenbrand 2023-01-02 1736 #endif fc4f4be9b5271e David Hildenbrand 2023-01-02 1737 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki