101 			const struct qstr *nm, const void *value, int size)  in create_xattr()  argument
121 	names_len = host_ui->xattr_names + host_ui->xattr_cnt + nm->len + 1;  in create_xattr()
158 	host_ui->xattr_size += CALC_DENT_SIZE(nm->len);  in create_xattr()
160 	host_ui->xattr_names += nm->len;  in create_xattr()
162 	err = ubifs_jnl_update(c, host, nm, inode, 0, 1);  in create_xattr()
174 	host_ui->xattr_size -= CALC_DENT_SIZE(nm->len);  in create_xattr()
261 static int check_namespace(const struct qstr *nm)  in check_namespace()  argument
265 	if (nm->len > UBIFS_MAX_NLEN)  in check_namespace()
268 	if (!strncmp(nm->name, XATTR_TRUSTED_PREFIX,  in check_namespace()
270 		if (nm->name[sizeof(XATTR_TRUSTED_PREFIX) - 1] == '\0')  in check_namespace()
273 	} else if (!strncmp(nm->name, XATTR_USER_PREFIX,  in check_namespace()
275 		if (nm->name[XATTR_USER_PREFIX_LEN] == '\0')  in check_namespace()
278 	} else if (!strncmp(nm->name, XATTR_SECURITY_PREFIX,  in check_namespace()
280 		if (nm->name[sizeof(XATTR_SECURITY_PREFIX) - 1] == '\0')  in check_namespace()
311 	struct qstr nm = QSTR_INIT(name, strlen(name));  in setxattr()  local
321 	type = check_namespace(&nm);  in setxattr()
333 	xent_key_init(c, &key, host->i_ino, &nm);  in setxattr()
334 	err = ubifs_tnc_lookup_nm(c, &key, xent, &nm);  in setxattr()
343 			err = create_xattr(c, host, &nm, value, size);  in setxattr()
381 	struct qstr nm = QSTR_INIT(name, strlen(name));  in ubifs_getxattr()  local
390 	err = check_namespace(&nm);  in ubifs_getxattr()
398 	xent_key_init(c, &key, host->i_ino, &nm);  in ubifs_getxattr()
399 	err = ubifs_tnc_lookup_nm(c, &key, xent, &nm);  in ubifs_getxattr()
446 	struct qstr nm = { .name = NULL };  in ubifs_listxattr()  local
466 		xent = ubifs_tnc_next_ent(c, &key, &nm);  in ubifs_listxattr()
472 		nm.name = xent->name;  in ubifs_listxattr()
473 		nm.len = le16_to_cpu(xent->nlen);  in ubifs_listxattr()
475 		type = check_namespace(&nm);  in ubifs_listxattr()
483 			memcpy(buffer + written, nm.name, nm.len + 1);  in ubifs_listxattr()
484 			written += nm.len + 1;  in ubifs_listxattr()
503 			struct inode *inode, const struct qstr *nm)  in remove_xattr()  argument
520 	host_ui->xattr_size -= CALC_DENT_SIZE(nm->len);  in remove_xattr()
522 	host_ui->xattr_names -= nm->len;  in remove_xattr()
524 	err = ubifs_jnl_delete_xattr(c, host, inode, nm);  in remove_xattr()
534 	host_ui->xattr_size += CALC_DENT_SIZE(nm->len);  in remove_xattr()
546 	struct qstr nm = QSTR_INIT(name, strlen(name));  in ubifs_removexattr()  local
555 	err = check_namespace(&nm);  in ubifs_removexattr()
563 	xent_key_init(c, &key, host->i_ino, &nm);  in ubifs_removexattr()
564 	err = ubifs_tnc_lookup_nm(c, &key, xent, &nm);  in ubifs_removexattr()
579 	err = remove_xattr(c, host, inode, &nm);  in ubifs_removexattr()