btrfs_previous_extent_item 1711 fs/btrfs/backref.c ret = btrfs_previous_extent_item(fs_info->extent_root, path, 0); btrfs_previous_extent_item 2512 fs/btrfs/ctree.h int btrfs_previous_extent_item(struct btrfs_root *root, btrfs_previous_extent_item 2883 fs/btrfs/scrub.c ret = btrfs_previous_extent_item(root, path, 0); btrfs_previous_extent_item 3233 fs/btrfs/scrub.c ret = btrfs_previous_extent_item(root, path, 0);