* Re: Re: fs/proc/task_mmu: Implement IOCTL for efficient page table scanning
[not found] <a0b5c6776b2ed91f78a7575649f8b100e58bd3a9.1689881078.git.mirq-linux@rere.qmqm.pl>
@ 2023-07-21 5:43 ` kernel test robot
2023-07-21 7:18 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2023-07-21 5:43 UTC (permalink / raw)
To: Michał Mirosław, Muhammad Usama Anjum
Cc: llvm, oe-kbuild-all, Alex Sierra, Alexander Viro, Andrei Vagin,
Andrew Morton, Linux Memory Management List, Axel Rasmussen,
Christian Brauner, Cyrill Gorcunov, Dan Williams,
Danylo Mocherniuk, David Hildenbrand, Greg KH,
Gustavo A . R . Silva, Liam R . Howlett, Matthew Wilcox,
Michał Mirosław, Mike Rapoport, Nadav Amit,
Pasha Tatashin, Paul Gofman, Peter Xu, Shuah Khan,
Suren Baghdasaryan, Vlastimil Babka, Yang Shi, Yun Zhou,
linux-kernel, linux-fsdevel, linux-kselftest
Hi Michał,
kernel test robot noticed the following build errors:
[auto build test ERROR on akpm-mm/mm-everything]
[also build test ERROR on linus/master v6.5-rc2 next-20230720]
[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/Micha-Miros-aw/Re-fs-proc-task_mmu-Implement-IOCTL-for-efficient-page-table-scanning/20230721-033050
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/a0b5c6776b2ed91f78a7575649f8b100e58bd3a9.1689881078.git.mirq-linux%40rere.qmqm.pl
patch subject: Re: fs/proc/task_mmu: Implement IOCTL for efficient page table scanning
config: i386-randconfig-r022-20230720 (https://download.01.org/0day-ci/archive/20230721/202307211337.5dwCMeHb-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce: (https://download.01.org/0day-ci/archive/20230721/202307211337.5dwCMeHb-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/202307211337.5dwCMeHb-lkp@intel.com/
All errors (new ones prefixed by >>):
>> fs/proc/task_mmu.c:1921:6: error: call to undeclared function 'userfaultfd_wp_async'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
if (userfaultfd_wp_async(vma) && userfaultfd_wp_use_markers(vma))
^
>> fs/proc/task_mmu.c:2200:12: error: call to undeclared function 'uffd_wp_range'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
int err = uffd_wp_range(vma, addr, end - addr, true);
^
2 errors generated.
vim +/userfaultfd_wp_async +1921 fs/proc/task_mmu.c
1913
1914 static int pagemap_scan_test_walk(unsigned long start, unsigned long end,
1915 struct mm_walk *walk)
1916 {
1917 struct pagemap_scan_private *p = walk->private;
1918 struct vm_area_struct *vma = walk->vma;
1919 unsigned long vma_category = 0;
1920
> 1921 if (userfaultfd_wp_async(vma) && userfaultfd_wp_use_markers(vma))
1922 vma_category |= PAGE_IS_WPASYNC;
1923 else if (p->arg.flags & PM_SCAN_CHECK_WPASYNC)
1924 return -EPERM;
1925
1926 if (vma->vm_flags & VM_PFNMAP)
1927 return 1;
1928
1929 if (!pagemap_scan_is_interesting_vma(vma_category, p))
1930 return 1;
1931
1932 p->cur_vma_category = vma_category;
1933 return 0;
1934 }
1935
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: Re: fs/proc/task_mmu: Implement IOCTL for efficient page table scanning
[not found] <a0b5c6776b2ed91f78a7575649f8b100e58bd3a9.1689881078.git.mirq-linux@rere.qmqm.pl>
2023-07-21 5:43 ` Re: fs/proc/task_mmu: Implement IOCTL for efficient page table scanning kernel test robot
@ 2023-07-21 7:18 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2023-07-21 7:18 UTC (permalink / raw)
To: Michał Mirosław, Muhammad Usama Anjum
Cc: llvm, oe-kbuild-all, Alex Sierra, Alexander Viro, Andrei Vagin,
Andrew Morton, Linux Memory Management List, Axel Rasmussen,
Christian Brauner, Cyrill Gorcunov, Dan Williams,
Danylo Mocherniuk, David Hildenbrand, Greg KH,
Gustavo A . R . Silva, Liam R . Howlett, Matthew Wilcox,
Michał Mirosław, Mike Rapoport, Nadav Amit,
Pasha Tatashin, Paul Gofman, Peter Xu, Shuah Khan,
Suren Baghdasaryan, Vlastimil Babka, Yang Shi, Yun Zhou,
linux-kernel, linux-fsdevel, linux-kselftest
Hi Michał,
kernel test robot noticed the following build errors:
[auto build test ERROR on akpm-mm/mm-everything]
[also build test ERROR on linus/master v6.5-rc2 next-20230721]
[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/Micha-Miros-aw/Re-fs-proc-task_mmu-Implement-IOCTL-for-efficient-page-table-scanning/20230721-033050
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/a0b5c6776b2ed91f78a7575649f8b100e58bd3a9.1689881078.git.mirq-linux%40rere.qmqm.pl
patch subject: Re: fs/proc/task_mmu: Implement IOCTL for efficient page table scanning
config: powerpc-randconfig-r015-20230720 (https://download.01.org/0day-ci/archive/20230721/202307211507.xOl45LiR-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce: (https://download.01.org/0day-ci/archive/20230721/202307211507.xOl45LiR-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/202307211507.xOl45LiR-lkp@intel.com/
All errors (new ones prefixed by >>):
>> fs/proc/task_mmu.c:1921:6: error: call to undeclared function 'userfaultfd_wp_async'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
1921 | if (userfaultfd_wp_async(vma) && userfaultfd_wp_use_markers(vma))
| ^
>> fs/proc/task_mmu.c:2200:12: error: call to undeclared function 'uffd_wp_range'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
2200 | int err = uffd_wp_range(vma, addr, end - addr, true);
| ^
2 errors generated.
vim +/userfaultfd_wp_async +1921 fs/proc/task_mmu.c
1913
1914 static int pagemap_scan_test_walk(unsigned long start, unsigned long end,
1915 struct mm_walk *walk)
1916 {
1917 struct pagemap_scan_private *p = walk->private;
1918 struct vm_area_struct *vma = walk->vma;
1919 unsigned long vma_category = 0;
1920
> 1921 if (userfaultfd_wp_async(vma) && userfaultfd_wp_use_markers(vma))
1922 vma_category |= PAGE_IS_WPASYNC;
1923 else if (p->arg.flags & PM_SCAN_CHECK_WPASYNC)
1924 return -EPERM;
1925
1926 if (vma->vm_flags & VM_PFNMAP)
1927 return 1;
1928
1929 if (!pagemap_scan_is_interesting_vma(vma_category, p))
1930 return 1;
1931
1932 p->cur_vma_category = vma_category;
1933 return 0;
1934 }
1935
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
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2023-07-21 5:43 ` Re: fs/proc/task_mmu: Implement IOCTL for efficient page table scanning kernel test robot
2023-07-21 7:18 ` kernel test robot
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