fuse_update_attributes
err = fuse_update_attributes(inode, iocb->ki_filp, STATX_SIZE);
err = fuse_update_attributes(mapping->host, file,
err = fuse_update_attributes(inode, file, STATX_SIZE);
retval = fuse_update_attributes(inode, file, STATX_SIZE);
int fuse_update_attributes(struct inode *inode, struct file *file, u32 mask);
int err = fuse_update_attributes(inode, file, STATX_MTIME);