Hi Julian, kernel test robot noticed the following build errors:
[auto build test ERROR on kdave/for-next] [also build test ERROR on ceph-client/testing ceph-client/for-linus tytso-ext4/dev jaegeuk-f2fs/dev-test jaegeuk-f2fs/dev gfs2/for-next akpm-mm/mm-everything linus/master v6.17 next-20250929] [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/Julian-Sun/fs-Make-wbc_to_tag-inline-and-use-it-in-fs/20250929-191847 base: https://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git for-next patch link: https://lore.kernel.org/r/20250929111349.448324-1-sunjunchao%40bytedance.com patch subject: [PATCH v2] fs: Make wbc_to_tag() inline and use it in fs. config: arc-randconfig-001-20250930 (https://download.01.org/0day-ci/archive/20250930/[email protected]/config) compiler: arc-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250930/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All errors (new ones prefixed by >>): mm/page-writeback.c: In function 'writeback_get_folio': >> mm/page-writeback.c:2456:5: error: implicit declaration of function >> 'wbc_to_tag' [-Werror=implicit-function-declaration] 2456 | wbc_to_tag(wbc), &wbc->fbatch); | ^~~~~~~~~~ cc1: some warnings being treated as errors -- fs/f2fs/data.c: In function 'f2fs_write_cache_pages': >> fs/f2fs/data.c:3006:8: error: implicit declaration of function 'wbc_to_tag' >> [-Werror=implicit-function-declaration] 3006 | tag = wbc_to_tag(wbc); | ^~~~~~~~~~ cc1: some warnings being treated as errors -- fs/btrfs/extent_io.c: In function 'extent_write_cache_pages': >> fs/btrfs/extent_io.c:2463:8: error: implicit declaration of function >> 'wbc_to_tag' [-Werror=implicit-function-declaration] 2463 | tag = wbc_to_tag(wbc); | ^~~~~~~~~~ cc1: some warnings being treated as errors -- fs/ext4/inode.c: In function 'mpage_prepare_extent_to_map': >> fs/ext4/inode.c:2622:8: error: implicit declaration of function 'wbc_to_tag' >> [-Werror=implicit-function-declaration] 2622 | tag = wbc_to_tag(mpd->wbc); | ^~~~~~~~~~ cc1: some warnings being treated as errors vim +/wbc_to_tag +2456 mm/page-writeback.c 751e0d559c62a8 Matthew Wilcox (Oracle 2024-02-15 2444) e6d0ab87c8efe9 Matthew Wilcox (Oracle 2024-02-15 2445) static struct folio *writeback_get_folio(struct address_space *mapping, 751e0d559c62a8 Matthew Wilcox (Oracle 2024-02-15 2446) struct writeback_control *wbc) 751e0d559c62a8 Matthew Wilcox (Oracle 2024-02-15 2447) { e6d0ab87c8efe9 Matthew Wilcox (Oracle 2024-02-15 2448) struct folio *folio; e6d0ab87c8efe9 Matthew Wilcox (Oracle 2024-02-15 2449) a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2450) retry: e6d0ab87c8efe9 Matthew Wilcox (Oracle 2024-02-15 2451) folio = folio_batch_next(&wbc->fbatch); e6d0ab87c8efe9 Matthew Wilcox (Oracle 2024-02-15 2452) if (!folio) { 751e0d559c62a8 Matthew Wilcox (Oracle 2024-02-15 2453) folio_batch_release(&wbc->fbatch); 751e0d559c62a8 Matthew Wilcox (Oracle 2024-02-15 2454) cond_resched(); 751e0d559c62a8 Matthew Wilcox (Oracle 2024-02-15 2455) filemap_get_folios_tag(mapping, &wbc->index, wbc_end(wbc), 751e0d559c62a8 Matthew Wilcox (Oracle 2024-02-15 @2456) wbc_to_tag(wbc), &wbc->fbatch); e6d0ab87c8efe9 Matthew Wilcox (Oracle 2024-02-15 2457) folio = folio_batch_next(&wbc->fbatch); a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2458) if (!folio) a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2459) return NULL; e6d0ab87c8efe9 Matthew Wilcox (Oracle 2024-02-15 2460) } e6d0ab87c8efe9 Matthew Wilcox (Oracle 2024-02-15 2461) a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2462) folio_lock(folio); a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2463) if (unlikely(!folio_prepare_writeback(mapping, wbc, folio))) { a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2464) folio_unlock(folio); a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2465) goto retry; a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2466) } a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2467) a2cbc13638d909 Matthew Wilcox (Oracle 2024-02-15 2468) trace_wbc_writepage(wbc, inode_to_bdi(mapping->host)); e6d0ab87c8efe9 Matthew Wilcox (Oracle 2024-02-15 2469) return folio; 751e0d559c62a8 Matthew Wilcox (Oracle 2024-02-15 2470) } 751e0d559c62a8 Matthew Wilcox (Oracle 2024-02-15 2471) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki _______________________________________________ Linux-f2fs-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
