tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 42eb8fdac2fc5d62392dcfcf0253753e821a97b0 commit: afba2bc036b0ed983bef6bd7c00c827e97d1ba31 btrfs: zoned: implement active zone tracking date: 3 weeks ago config: m68k-randconfig-r004-20211109 (attached as .config) compiler: m68k-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=afba2bc036b0ed983bef6bd7c00c827e97d1ba31 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout afba2bc036b0ed983bef6bd7c00c827e97d1ba31 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> fs/btrfs/zoned.c:1697: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Activate block group and underlying device zones vim +1697 fs/btrfs/zoned.c 1695 1696 /** > 1697 * Activate block group and underlying device zones 1698 * 1699 * @block_group: the block group to activate 1700 * 1701 * Return: true on success, false otherwise 1702 */ 1703 bool btrfs_zone_activate(struct btrfs_block_group *block_group) 1704 { 1705 struct btrfs_fs_info *fs_info = block_group->fs_info; 1706 struct map_lookup *map; 1707 struct btrfs_device *device; 1708 u64 physical; 1709 bool ret; 1710 1711 if (!btrfs_is_zoned(block_group->fs_info)) 1712 return true; 1713 1714 map = block_group->physical_map; 1715 /* Currently support SINGLE profile only */ 1716 ASSERT(map->num_stripes == 1); 1717 device = map->stripes[0].dev; 1718 physical = map->stripes[0].physical; 1719 1720 if (device->zone_info->max_active_zones == 0) 1721 return true; 1722 1723 spin_lock(&block_group->lock); 1724 1725 if (block_group->zone_is_active) { 1726 ret = true; 1727 goto out_unlock; 1728 } 1729 1730 /* No space left */ 1731 if (block_group->alloc_offset == block_group->zone_capacity) { 1732 ret = false; 1733 goto out_unlock; 1734 } 1735 1736 if (!btrfs_dev_set_active_zone(device, physical)) { 1737 /* Cannot activate the zone */ 1738 ret = false; 1739 goto out_unlock; 1740 } 1741 1742 /* Successfully activated all the zones */ 1743 block_group->zone_is_active = 1; 1744 1745 spin_unlock(&block_group->lock); 1746 1747 /* For the active block group list */ 1748 btrfs_get_block_group(block_group); 1749 1750 spin_lock(&fs_info->zone_active_bgs_lock); 1751 ASSERT(list_empty(&block_group->active_bg_list)); 1752 list_add_tail(&block_group->active_bg_list, &fs_info->zone_active_bgs); 1753 spin_unlock(&fs_info->zone_active_bgs_lock); 1754 1755 return true; 1756 1757 out_unlock: 1758 spin_unlock(&block_group->lock); 1759 return ret; 1760 } 1761 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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