193 cifs_parse_security_flavors(struct fs_context *fc, char *value, struct smb3_fs_context *ctx)  in cifs_parse_security_flavors()  argument
207 		cifs_errorf(fc, "sec=krb5p is not supported!\n");  in cifs_parse_security_flavors()
231 		cifs_errorf(fc, "bad security option: %s\n", value);  in cifs_parse_security_flavors()
248 cifs_parse_cache_flavor(struct fs_context *fc, char *value, struct smb3_fs_context *ctx)  in cifs_parse_cache_flavor()  argument
284 		cifs_errorf(fc, "bad cache= option: %s\n", value);  in cifs_parse_cache_flavor()
331 cifs_parse_smb_version(struct fs_context *fc, char *value, struct smb3_fs_context *ctx, bool is_smb…  in cifs_parse_smb_version()  argument
339 			cifs_errorf(fc, "mount with legacy dialect disabled\n");  in cifs_parse_smb_version()
343 			cifs_errorf(fc, "vers=1.0 (cifs) not permitted when mounting with smb3\n");  in cifs_parse_smb_version()
346 …cifs_errorf(fc, "Use of the less secure dialect vers=1.0 is not recommended unless required for ac…  in cifs_parse_smb_version()
352 			cifs_errorf(fc, "mount with legacy dialect disabled\n");  in cifs_parse_smb_version()
356 			cifs_errorf(fc, "vers=2.0 not permitted when mounting with smb3\n");  in cifs_parse_smb_version()
364 		cifs_errorf(fc, "vers=1.0 (cifs) mount not permitted when legacy dialects disabled\n");  in cifs_parse_smb_version()
367 		cifs_errorf(fc, "vers=2.0 mount not permitted when legacy dialects disabled\n");  in cifs_parse_smb_version()
395 		cifs_errorf(fc, "Unknown vers= option specified: %s\n", value);  in cifs_parse_smb_version()
492 static void smb3_fs_context_free(struct fs_context *fc);
493 static int smb3_fs_context_parse_param(struct fs_context *fc,
495 static int smb3_fs_context_parse_monolithic(struct fs_context *fc,
497 static int smb3_get_tree(struct fs_context *fc);
498 static int smb3_reconfigure(struct fs_context *fc);
520 static int smb3_fs_context_parse_monolithic(struct fs_context *fc,  in smb3_fs_context_parse_monolithic()  argument
523 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_fs_context_parse_monolithic()
534 	ret = security_sb_eat_lsm_opts(options, &fc->security);  in smb3_fs_context_parse_monolithic()
568 		ret = vfs_parse_fs_string(fc, key, value, len);  in smb3_fs_context_parse_monolithic()
579 static int smb3_fs_context_validate(struct fs_context *fc)  in smb3_fs_context_validate()  argument
581 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_fs_context_validate()
584 		cifs_errorf(fc, "SMB Direct requires Version >=3.0\n");  in smb3_fs_context_validate()
591 		cifs_errorf(fc, "Multiuser mounts require kernels with CONFIG_KEYS enabled\n");  in smb3_fs_context_validate()
601 		cifs_errorf(fc, "CIFS mount error: No usable UNC path provided in device string!\n");  in smb3_fs_context_validate()
607 		cifs_errorf(fc, "Malformed UNC. Unable to find share name.\n");  in smb3_fs_context_validate()
642 static int smb3_get_tree_common(struct fs_context *fc)  in smb3_get_tree_common()  argument
644 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_get_tree_common()
648 	root = cifs_smb3_do_mount(fc->fs_type, 0, ctx);  in smb3_get_tree_common()
652 	fc->root = root;  in smb3_get_tree_common()
660 static int smb3_get_tree(struct fs_context *fc)  in smb3_get_tree()  argument
662 	int err = smb3_fs_context_validate(fc);  in smb3_get_tree()
666 	return smb3_get_tree_common(fc);  in smb3_get_tree()
669 static void smb3_fs_context_free(struct fs_context *fc)  in smb3_fs_context_free()  argument
671 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_fs_context_free()
680 static int smb3_verify_reconfigure_ctx(struct fs_context *fc,  in smb3_verify_reconfigure_ctx()  argument
685 		cifs_errorf(fc, "can not change posixpaths during remount\n");  in smb3_verify_reconfigure_ctx()
689 		cifs_errorf(fc, "can not change sec during remount\n");  in smb3_verify_reconfigure_ctx()
693 		cifs_errorf(fc, "can not change multiuser during remount\n");  in smb3_verify_reconfigure_ctx()
698 		cifs_errorf(fc, "can not change UNC during remount\n");  in smb3_verify_reconfigure_ctx()
703 		cifs_errorf(fc, "can not change username during remount\n");  in smb3_verify_reconfigure_ctx()
708 		cifs_errorf(fc, "can not change password during remount\n");  in smb3_verify_reconfigure_ctx()
713 		cifs_errorf(fc, "can not change domainname during remount\n");  in smb3_verify_reconfigure_ctx()
718 		cifs_errorf(fc, "can not change nodename during remount\n");  in smb3_verify_reconfigure_ctx()
723 		cifs_errorf(fc, "can not change iocharset during remount\n");  in smb3_verify_reconfigure_ctx()
737 static int smb3_reconfigure(struct fs_context *fc)  in smb3_reconfigure()  argument
739 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_reconfigure()
740 	struct dentry *root = fc->root;  in smb3_reconfigure()
744 	rc = smb3_verify_reconfigure_ctx(fc, ctx, cifs_sb->ctx);  in smb3_reconfigure()
779 static int smb3_fs_context_parse_param(struct fs_context *fc,  in smb3_fs_context_parse_param()  argument
783 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_fs_context_parse_param()
785 	bool is_smb3 = !strcmp(fc->fs_type->name, "smb3");  in smb3_fs_context_parse_param()
807 		opt = fs_parse(fc, smb3_fs_parameters, param, &result);  in smb3_fs_context_parse_param()
956 			cifs_errorf(fc, "%s: Invalid blocksize\n",  in smb3_fs_context_parse_param()
977 			cifs_errorf(fc, "%s: Invalid rasize %d vs. %d\n",  in smb3_fs_context_parse_param()
994 			cifs_errorf(fc, "acregmax too large\n");  in smb3_fs_context_parse_param()
1001 			cifs_errorf(fc, "acdirmax too large\n");  in smb3_fs_context_parse_param()
1007 			cifs_errorf(fc, "timeout too large\n");  in smb3_fs_context_parse_param()
1012 			cifs_errorf(fc, "actimeo ignored since acregmax or acdirmax specified\n");  in smb3_fs_context_parse_param()
1025 			cifs_errorf(fc, "%s: Invalid max_credits value\n",  in smb3_fs_context_parse_param()
1033 			cifs_errorf(fc, "%s: Invalid max_channels value, needs to be 1-%d\n",  in smb3_fs_context_parse_param()
1045 			cifs_errorf(fc, "Invalid handle cache timeout, longer than 16 minutes\n");  in smb3_fs_context_parse_param()
1056 			cifs_errorf(fc, "Unable to allocate memory for devname\n");  in smb3_fs_context_parse_param()
1059 			cifs_errorf(fc, "Malformed UNC in devname\n");  in smb3_fs_context_parse_param()
1062 			cifs_errorf(fc, "Unknown error parsing devname\n");  in smb3_fs_context_parse_param()
1067 			cifs_errorf(fc, "OOM when copying UNC string\n");  in smb3_fs_context_parse_param()
1070 		fc->source = kstrdup(param->string, GFP_KERNEL);  in smb3_fs_context_parse_param()
1071 		if (fc->source == NULL) {  in smb3_fs_context_parse_param()
1072 			cifs_errorf(fc, "OOM when copying UNC string\n");  in smb3_fs_context_parse_param()
1092 			cifs_errorf(fc, "OOM when copying username string\n");  in smb3_fs_context_parse_param()
1104 			cifs_errorf(fc, "OOM when copying password string\n");  in smb3_fs_context_parse_param()
1131 			cifs_errorf(fc, "OOM when copying domainname string\n");  in smb3_fs_context_parse_param()
1155 				cifs_errorf(fc, "OOM when copying iocharset string\n");  in smb3_fs_context_parse_param()
1221 		if (cifs_parse_smb_version(fc, param->string, ctx, is_smb3) != 0)  in smb3_fs_context_parse_param()
1226 		if (cifs_parse_security_flavors(fc, param->string, ctx) != 0)  in smb3_fs_context_parse_param()
1230 		if (cifs_parse_cache_flavor(fc, param->string, ctx) != 0)  in smb3_fs_context_parse_param()
1235 		cifs_errorf(fc, "Witness support needs CONFIG_CIFS_SWN_UPCALL config option\n");  in smb3_fs_context_parse_param()
1343 		cifs_errorf(fc, "FS-Cache support needs CONFIG_CIFS_FSCACHE kernel config option set\n");  in smb3_fs_context_parse_param()
1364 				cifs_errorf(fc, "persistenthandles mount options conflict\n");  in smb3_fs_context_parse_param()
1370 				cifs_errorf(fc, "persistenthandles mount options conflict\n");  in smb3_fs_context_parse_param()
1381 				cifs_errorf(fc, "persistenthandles mount options conflict\n");  in smb3_fs_context_parse_param()
1401 int smb3_init_fs_context(struct fs_context *fc)  in smb3_init_fs_context()  argument
1479 	fc->fs_private = ctx;  in smb3_init_fs_context()
1480 	fc->ops = &smb3_fs_context_ops;  in smb3_init_fs_context()