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Howlett" , Andrew Morton Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , maple-tree@lists.infradead.org, linux-kernel@vger.kernel.org, David Hildenbrand , Lorenzo Stoakes , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Jann Horn , Pedro Falcato , Charan Teja Kalla , shikemeng@huaweicloud.com, kasong@tencent.com, nphamcs@gmail.com, bhe@redhat.com, baohua@kernel.org, chrisl@kernel.org, Matthew Wilcox , "Liam R. Howlett" Subject: Re: [PATCH v1 8/9] mm/vma: Use unmap_desc in vms_clear_ptes() and exit_mmap() Message-ID: <202509121212.sx5Tfe4e-lkp@intel.com> References: <20250909190945.1030905-9-Liam.Howlett@oracle.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250909190945.1030905-9-Liam.Howlett@oracle.com> Hi Liam, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [cannot apply to linus/master v6.17-rc5 next-20250911] [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/Liam-R-Howlett/mm-mmap-Move-exit_mmap-trace-point/20250910-031555 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250909190945.1030905-9-Liam.Howlett%40oracle.com patch subject: [PATCH v1 8/9] mm/vma: Use unmap_desc in vms_clear_ptes() and exit_mmap() config: arm-allnoconfig (https://download.01.org/0day-ci/archive/20250912/202509121212.sx5Tfe4e-lkp@intel.com/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 21857ae337e0892a5522b6e7337899caa61de2a6) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250912/202509121212.sx5Tfe4e-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/202509121212.sx5Tfe4e-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from mm/filemap.c:53: In file included from mm/internal.h:23: >> mm/vma.h:173:22: error: use of undeclared identifier 'USER_PGTABLES_CEILING' 173 | desc->last_pgaddr = USER_PGTABLES_CEILING; | ^~~~~~~~~~~~~~~~~~~~~ In file included from mm/filemap.c:65: mm/swap.h:461:10: error: call to undeclared function 'swp_offset'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 461 | return swp_offset(folio->swap); | ^ 2 errors generated. -- In file included from mm/oom_kill.c:50: In file included from mm/internal.h:23: >> mm/vma.h:173:22: error: use of undeclared identifier 'USER_PGTABLES_CEILING' 173 | desc->last_pgaddr = USER_PGTABLES_CEILING; | ^~~~~~~~~~~~~~~~~~~~~ 1 error generated. vim +/USER_PGTABLES_CEILING +173 mm/vma.h 166 167 static inline void unmap_all_init(struct unmap_desc *desc, 168 struct vma_iterator *vmi, struct vm_area_struct *vma) 169 { 170 desc->mas = &vmi->mas; 171 desc->first = vma; 172 desc->first_pgaddr = FIRST_USER_ADDRESS; > 173 desc->last_pgaddr = USER_PGTABLES_CEILING; 174 desc->vma_min = 0; 175 desc->vma_max = ULONG_MAX; 176 desc->tree_max = ULONG_MAX; 177 desc->tree_reset = vma->vm_end; 178 desc->mm_wr_locked = false; 179 } 180 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki