ext4_handle_error
ext4_handle_error(sb, false, EFSCORRUPTED, ino, block, function, line);
ext4_handle_error(sb, force_ro, error, 0, block, function, line);
ext4_handle_error(inode->i_sb, false, error, inode->i_ino, block,
ext4_handle_error(inode->i_sb, false, EFSCORRUPTED, inode->i_ino, block,
ext4_handle_error(sb, false, -errno, 0, 0, function, line);