* Re: [PATCH v1 8/9] mm/vma: Use unmap_desc in vms_clear_ptes() and exit_mmap()
[not found] <20250909190945.1030905-9-Liam.Howlett@oracle.com>
@ 2025-09-12 5:08 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-09-12 5:08 UTC (permalink / raw)
To: Liam R. Howlett, Andrew Morton
Cc: llvm, oe-kbuild-all, Linux Memory Management List, maple-tree,
linux-kernel, David Hildenbrand, Lorenzo Stoakes, Vlastimil Babka,
Suren Baghdasaryan, Michal Hocko, Jann Horn, Pedro Falcato,
Charan Teja Kalla, shikemeng, kasong, nphamcs, bhe, baohua,
chrisl, Matthew Wilcox, Liam R. Howlett
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 <lkp@intel.com>
| 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
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