+void f2fs_drop_nlink(struct inode *dir, struct inode *inode, struct page *page)
+{
+ struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
+
+ down_write(&F2FS_I(inode)->i_sem);
+
+ if (S_ISDIR(inode->i_mode)) {
+ drop_nlink(dir);
+ if (page)
+ update_inode(dir, page);
+ else
+ update_inode_page(dir);
+ }
+ inode->i_ctime = CURRENT_TIME;
+
+ drop_nlink(inode);
+ if (S_ISDIR(inode->i_mode)) {
+ drop_nlink(inode);
+ i_size_write(inode, 0);
+ }
+ up_write(&F2FS_I(inode)->i_sem);
+ update_inode_page(inode);
+
+ if (inode->i_nlink == 0)
+ add_orphan_inode(sbi, inode->i_ino);
+ else
+ release_orphan_inode(sbi);
+}
+