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charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit Hi Qi, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. tree: https://github.com/bytedance/kernel.git 5.15-velinux head: de277dab626c9ece4c9cf99ec9c56f23b298a042 commit: 41aa13e68be21943e440b9f8df819ce65301fd26 [0/1] bytedance: add details parameter for zap_page_range() config: arm64-allnoconfig (https://download.01.org/0day-ci/archive/20250509/202505090306.oT2DMZMX-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250509/202505090306.oT2DMZMX-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/202505090306.oT2DMZMX-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/memory.c:1718: warning: Function parameter or member 'details' not described in 'zap_page_range' vim +1718 mm/memory.c ^1da177e4c3f415 Linus Torvalds 2005-04-16 1707 ^1da177e4c3f415 Linus Torvalds 2005-04-16 1708 /** ^1da177e4c3f415 Linus Torvalds 2005-04-16 1709 * zap_page_range - remove user pages in a given range ^1da177e4c3f415 Linus Torvalds 2005-04-16 1710 * @vma: vm_area_struct holding the applicable pages eb4546bbbdb160a Randy Dunlap 2012-06-20 1711 * @start: starting address of pages to zap ^1da177e4c3f415 Linus Torvalds 2005-04-16 1712 * @size: number of bytes to zap f5cc4eef9987d0b Al Viro 2012-03-05 1713 * f5cc4eef9987d0b Al Viro 2012-03-05 1714 * Caller must protect the VMA list ^1da177e4c3f415 Linus Torvalds 2005-04-16 1715 */ 7e027b14d53e972 Linus Torvalds 2012-05-06 1716 void zap_page_range(struct vm_area_struct *vma, unsigned long start, 41aa13e68be2194 Qi Zheng 2025-04-01 1717 unsigned long size, struct zap_details *details) ^1da177e4c3f415 Linus Torvalds 2005-04-16 @1718 { ac46d4f3c43241f Jérôme Glisse 2018-12-28 1719 struct mmu_notifier_range range; d16dfc550f5326a Peter Zijlstra 2011-05-24 1720 struct mmu_gather tlb; ^1da177e4c3f415 Linus Torvalds 2005-04-16 1721 ^1da177e4c3f415 Linus Torvalds 2005-04-16 1722 lru_add_drain(); 7269f999934b289 Jérôme Glisse 2019-05-13 1723 mmu_notifier_range_init(&range, MMU_NOTIFY_CLEAR, 0, vma, vma->vm_mm, 6f4f13e8d9e27ce Jérôme Glisse 2019-05-13 1724 start, start + size); a72afd873089c69 Will Deacon 2021-01-27 1725 tlb_gather_mmu(&tlb, vma->vm_mm); ac46d4f3c43241f Jérôme Glisse 2018-12-28 1726 update_hiwater_rss(vma->vm_mm); ac46d4f3c43241f Jérôme Glisse 2018-12-28 1727 mmu_notifier_invalidate_range_start(&range); ac46d4f3c43241f Jérôme Glisse 2018-12-28 1728 for ( ; vma && vma->vm_start < range.end; vma = vma->vm_next) 41aa13e68be2194 Qi Zheng 2025-04-01 1729 unmap_single_vma(&tlb, vma, start, range.end, details); ac46d4f3c43241f Jérôme Glisse 2018-12-28 1730 mmu_notifier_invalidate_range_end(&range); ae8eba8b5d723a4 Will Deacon 2021-01-27 1731 tlb_finish_mmu(&tlb); ^1da177e4c3f415 Linus Torvalds 2005-04-16 1732 } ^1da177e4c3f415 Linus Torvalds 2005-04-16 1733 :::::: The code at line 1718 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki