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Howlett" , Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , linux-kernel@vger.kernel.org, Suren Baghdasaryan , Lorenzo Stoakes , Pedro Falcato , David Hildenbrand , Vlastimil Babka , Michal Hocko , Jann Horn , 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 v2 08/10] mm/vma: Use unmap_desc in exit_mmap() and vms_clear_ptes() Message-ID: <202601160925.VR8a2hUw-lkp@intel.com> References: <20260115182720.1691130-9-Liam.Howlett@oracle.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260115182720.1691130-9-Liam.Howlett@oracle.com> Hi Liam, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on linus/master v6.19-rc5 next-20260115] [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/20260116-023126 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20260115182720.1691130-9-Liam.Howlett%40oracle.com patch subject: [PATCH v2 08/10] mm/vma: Use unmap_desc in exit_mmap() and vms_clear_ptes() config: m68k-allnoconfig (https://download.01.org/0day-ci/archive/20260116/202601160925.VR8a2hUw-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260116/202601160925.VR8a2hUw-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/202601160925.VR8a2hUw-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from mm/internal.h:23, from mm/filemap.c:54: mm/vma.h: In function 'unmap_all_init': >> mm/vma.h:175:27: error: 'FIRST_USER_ADDRESS' undeclared (first use in this function) 175 | unmap->pg_start = FIRST_USER_ADDRESS; | ^~~~~~~~~~~~~~~~~~ mm/vma.h:175:27: note: each undeclared identifier is reported only once for each function it appears in >> mm/vma.h:176:25: error: 'USER_PGTABLES_CEILING' undeclared (first use in this function) 176 | unmap->pg_end = USER_PGTABLES_CEILING; | ^~~~~~~~~~~~~~~~~~~~~ vim +/FIRST_USER_ADDRESS +175 mm/vma.h 169 170 static inline void unmap_all_init(struct unmap_desc *unmap, 171 struct vma_iterator *vmi, struct vm_area_struct *vma) 172 { 173 unmap->mas = &vmi->mas; 174 unmap->first = vma; > 175 unmap->pg_start = FIRST_USER_ADDRESS; > 176 unmap->pg_end = USER_PGTABLES_CEILING; 177 unmap->vma_start = 0; 178 unmap->vma_end = ULONG_MAX; 179 unmap->tree_end = ULONG_MAX; 180 unmap->tree_reset = vma->vm_end; 181 unmap->mm_wr_locked = false; 182 } 183 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki