123 static char *inode_name(struct inode *ino)  in inode_name()  argument
128 	dentry = d_find_alias(ino);  in inode_name()
274 	unsigned long long next, ino;  in hostfs_readdir()  local
287 	while ((name = read_dir(dir, &next, &ino, &len, &type)) != NULL) {  in hostfs_readdir()
288 		if (!dir_emit(ctx, name, len, ino, type))  in hostfs_readdir()
296 static int hostfs_open(struct inode *ino, struct file *file)  in hostfs_open()  argument
304 	if ((mode & HOSTFS_I(ino)->mode) == mode)  in hostfs_open()
307 	mode |= HOSTFS_I(ino)->mode;  in hostfs_open()
326 	mutex_lock(&HOSTFS_I(ino)->open_mutex);  in hostfs_open()
328 	if ((mode & HOSTFS_I(ino)->mode) == mode) {  in hostfs_open()
329 		mutex_unlock(&HOSTFS_I(ino)->open_mutex);  in hostfs_open()
333 	if ((mode | HOSTFS_I(ino)->mode) != mode) {  in hostfs_open()
334 		mode |= HOSTFS_I(ino)->mode;  in hostfs_open()
335 		mutex_unlock(&HOSTFS_I(ino)->open_mutex);  in hostfs_open()
339 	if (HOSTFS_I(ino)->fd == -1) {  in hostfs_open()
340 		HOSTFS_I(ino)->fd = fd;  in hostfs_open()
342 		err = replace_file(fd, HOSTFS_I(ino)->fd);  in hostfs_open()
345 			mutex_unlock(&HOSTFS_I(ino)->open_mutex);  in hostfs_open()
349 	HOSTFS_I(ino)->mode = mode;  in hostfs_open()
350 	mutex_unlock(&HOSTFS_I(ino)->open_mutex);  in hostfs_open()
500 static int hostfs_inode_update(struct inode *ino, const struct hostfs_stat *st)  in hostfs_inode_update()  argument
502 	set_nlink(ino, st->nlink);  in hostfs_inode_update()
503 	i_uid_write(ino, st->uid);  in hostfs_inode_update()
504 	i_gid_write(ino, st->gid);  in hostfs_inode_update()
505 	inode_set_atime_to_ts(ino, (struct timespec64){  in hostfs_inode_update()
509 	inode_set_mtime_to_ts(ino, (struct timespec64){  in hostfs_inode_update()
513 	inode_set_ctime(ino, st->ctime.tv_sec, st->ctime.tv_nsec);  in hostfs_inode_update()
514 	ino->i_size = st->size;  in hostfs_inode_update()
515 	ino->i_blocks = st->blocks;  in hostfs_inode_update()
519 static int hostfs_inode_set(struct inode *ino, void *data)  in hostfs_inode_set()  argument
530 		ino->i_op = &hostfs_link_iops;  in hostfs_inode_set()
533 		ino->i_op = &hostfs_dir_iops;  in hostfs_inode_set()
534 		ino->i_fop = &hostfs_dir_fops;  in hostfs_inode_set()
540 		init_special_inode(ino, st->mode & S_IFMT, rdev);  in hostfs_inode_set()
541 		ino->i_op = &hostfs_iops;  in hostfs_inode_set()
544 		ino->i_op = &hostfs_iops;  in hostfs_inode_set()
545 		ino->i_fop = &hostfs_file_fops;  in hostfs_inode_set()
546 		ino->i_mapping->a_ops = &hostfs_aops;  in hostfs_inode_set()
552 	HOSTFS_I(ino)->dev = dev;  in hostfs_inode_set()
553 	HOSTFS_I(ino)->btime = st->btime;  in hostfs_inode_set()
554 	ino->i_ino = st->ino;  in hostfs_inode_set()
555 	ino->i_mode = st->mode;  in hostfs_inode_set()
556 	return hostfs_inode_update(ino, st);  in hostfs_inode_set()
564 	return inode->i_ino == st->ino && HOSTFS_I(inode)->dev == dev &&  in hostfs_inode_test()
579 	inode = iget5_locked(sb, st.ino, hostfs_inode_test, hostfs_inode_set,  in hostfs_iget()
623 static struct dentry *hostfs_lookup(struct inode *ino, struct dentry *dentry,  in hostfs_lookup()  argument
633 	inode = hostfs_iget(ino->i_sb, name);  in hostfs_lookup()
641 static int hostfs_link(struct dentry *to, struct inode *ino,  in hostfs_link()  argument
660 static int hostfs_unlink(struct inode *ino, struct dentry *dentry)  in hostfs_unlink()  argument
676 static int hostfs_symlink(struct mnt_idmap *idmap, struct inode *ino,  in hostfs_symlink()  argument
689 static struct dentry *hostfs_mkdir(struct mnt_idmap *idmap, struct inode *ino,  in hostfs_mkdir()  argument
710 static int hostfs_rmdir(struct inode *ino, struct dentry *dentry)  in hostfs_rmdir()  argument
778 			     struct inode *ino, int desired)  in hostfs_permission()  argument
789 	name = inode_name(ino);  in hostfs_permission()
793 	if (S_ISCHR(ino->i_mode) || S_ISBLK(ino->i_mode) ||  in hostfs_permission()
794 	    S_ISFIFO(ino->i_mode) || S_ISSOCK(ino->i_mode))  in hostfs_permission()
800 		err = generic_permission(&nop_mnt_idmap, ino, desired);  in hostfs_permission()