199 cifs_parse_security_flavors(struct fs_context *fc, char *value, struct smb3_fs_context *ctx)  in cifs_parse_security_flavors()  argument
213 		cifs_errorf(fc, "sec=krb5p is not supported!\n");  in cifs_parse_security_flavors()
239 		cifs_errorf(fc, "bad security option: %s\n", value);  in cifs_parse_security_flavors()
256 cifs_parse_cache_flavor(struct fs_context *fc, char *value, struct smb3_fs_context *ctx)  in cifs_parse_cache_flavor()  argument
292 		cifs_errorf(fc, "bad cache= option: %s\n", value);  in cifs_parse_cache_flavor()
341 cifs_parse_smb_version(struct fs_context *fc, char *value, struct smb3_fs_context *ctx, bool is_smb…  in cifs_parse_smb_version()  argument
349 			cifs_errorf(fc, "mount with legacy dialect disabled\n");  in cifs_parse_smb_version()
353 			cifs_errorf(fc, "vers=1.0 (cifs) not permitted when mounting with smb3\n");  in cifs_parse_smb_version()
356 …cifs_errorf(fc, "Use of the less secure dialect vers=1.0 is not recommended unless required for ac…  in cifs_parse_smb_version()
362 			cifs_errorf(fc, "mount with legacy dialect disabled\n");  in cifs_parse_smb_version()
366 			cifs_errorf(fc, "vers=2.0 not permitted when mounting with smb3\n");  in cifs_parse_smb_version()
374 		cifs_errorf(fc, "vers=1.0 (cifs) mount not permitted when legacy dialects disabled\n");  in cifs_parse_smb_version()
377 		cifs_errorf(fc, "vers=2.0 mount not permitted when legacy dialects disabled\n");  in cifs_parse_smb_version()
405 		cifs_errorf(fc, "Unknown vers= option specified: %s\n", value);  in cifs_parse_smb_version()
585 static void smb3_fs_context_free(struct fs_context *fc);
586 static int smb3_fs_context_parse_param(struct fs_context *fc,
588 static int smb3_fs_context_parse_monolithic(struct fs_context *fc,
590 static int smb3_get_tree(struct fs_context *fc);
591 static int smb3_reconfigure(struct fs_context *fc);
613 static int smb3_fs_context_parse_monolithic(struct fs_context *fc,  in smb3_fs_context_parse_monolithic()  argument
622 	ret = security_sb_eat_lsm_opts(options, &fc->security);  in smb3_fs_context_parse_monolithic()
656 		ret = vfs_parse_fs_string(fc, key, value, len);  in smb3_fs_context_parse_monolithic()
667 static int smb3_fs_context_validate(struct fs_context *fc)  in smb3_fs_context_validate()  argument
669 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_fs_context_validate()
672 		cifs_errorf(fc, "SMB Direct requires Version >=3.0\n");  in smb3_fs_context_validate()
679 		cifs_errorf(fc, "Multiuser mounts require kernels with CONFIG_KEYS enabled\n");  in smb3_fs_context_validate()
689 		cifs_errorf(fc, "CIFS mount error: No usable UNC path provided in device string!\n");  in smb3_fs_context_validate()
695 		cifs_errorf(fc, "Malformed UNC. Unable to find share name.\n");  in smb3_fs_context_validate()
730 static int smb3_get_tree_common(struct fs_context *fc)  in smb3_get_tree_common()  argument
732 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_get_tree_common()
736 	root = cifs_smb3_do_mount(fc->fs_type, 0, ctx);  in smb3_get_tree_common()
740 	fc->root = root;  in smb3_get_tree_common()
748 static int smb3_get_tree(struct fs_context *fc)  in smb3_get_tree()  argument
750 	int err = smb3_fs_context_validate(fc);  in smb3_get_tree()
756 	ret = smb3_get_tree_common(fc);  in smb3_get_tree()
761 static void smb3_fs_context_free(struct fs_context *fc)  in smb3_fs_context_free()  argument
763 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_fs_context_free()
772 static int smb3_verify_reconfigure_ctx(struct fs_context *fc,  in smb3_verify_reconfigure_ctx()  argument
777 		cifs_errorf(fc, "can not change posixpaths during remount\n");  in smb3_verify_reconfigure_ctx()
781 		cifs_errorf(fc, "can not change sec during remount\n");  in smb3_verify_reconfigure_ctx()
785 		cifs_errorf(fc, "can not change multiuser during remount\n");  in smb3_verify_reconfigure_ctx()
790 		cifs_errorf(fc, "can not change UNC during remount\n");  in smb3_verify_reconfigure_ctx()
795 		cifs_errorf(fc, "can not change username during remount\n");  in smb3_verify_reconfigure_ctx()
800 		cifs_errorf(fc, "can not change password during remount\n");  in smb3_verify_reconfigure_ctx()
805 		cifs_errorf(fc, "can not change domainname during remount\n");  in smb3_verify_reconfigure_ctx()
809 		cifs_errorf(fc, "can not change workstation_name during remount\n");  in smb3_verify_reconfigure_ctx()
814 		cifs_errorf(fc, "can not change nodename during remount\n");  in smb3_verify_reconfigure_ctx()
819 		cifs_errorf(fc, "can not change iocharset during remount\n");  in smb3_verify_reconfigure_ctx()
840 static int smb3_reconfigure(struct fs_context *fc)  in smb3_reconfigure()  argument
842 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_reconfigure()
843 	struct dentry *root = fc->root;  in smb3_reconfigure()
847 	rc = smb3_verify_reconfigure_ctx(fc, ctx, cifs_sb->ctx);  in smb3_reconfigure()
883 static int smb3_fs_context_parse_param(struct fs_context *fc,  in smb3_fs_context_parse_param()  argument
887 	struct smb3_fs_context *ctx = smb3_fc2context(fc);  in smb3_fs_context_parse_param()
889 	bool is_smb3 = !strcmp(fc->fs_type->name, "smb3");  in smb3_fs_context_parse_param()
911 		opt = fs_parse(fc, smb3_fs_parameters, param, &result);  in smb3_fs_context_parse_param()
1076 			cifs_errorf(fc, "%s: Invalid blocksize\n",  in smb3_fs_context_parse_param()
1097 			cifs_errorf(fc, "%s: Invalid rasize %d vs. %d\n",  in smb3_fs_context_parse_param()
1114 			cifs_errorf(fc, "acregmax too large\n");  in smb3_fs_context_parse_param()
1121 			cifs_errorf(fc, "acdirmax too large\n");  in smb3_fs_context_parse_param()
1127 			cifs_errorf(fc, "timeout too large\n");  in smb3_fs_context_parse_param()
1132 			cifs_errorf(fc, "actimeo ignored since acregmax or acdirmax specified\n");  in smb3_fs_context_parse_param()
1140 			cifs_errorf(fc, "closetimeo too large\n");  in smb3_fs_context_parse_param()
1152 			cifs_errorf(fc, "%s: Invalid max_credits value\n",  in smb3_fs_context_parse_param()
1160 			cifs_errorf(fc, "%s: Invalid max_channels value, needs to be 1-%d\n",  in smb3_fs_context_parse_param()
1171 			cifs_errorf(fc, "%s: Invalid max_cached_dirs, needs to be 1 or more\n",  in smb3_fs_context_parse_param()
1180 			cifs_errorf(fc, "Invalid handle cache timeout, longer than 16 minutes\n");  in smb3_fs_context_parse_param()
1191 			cifs_errorf(fc, "Unable to allocate memory for devname\n");  in smb3_fs_context_parse_param()
1194 			cifs_errorf(fc, "Malformed UNC in devname\n");  in smb3_fs_context_parse_param()
1197 			cifs_errorf(fc, "Unknown error parsing devname\n");  in smb3_fs_context_parse_param()
1203 			cifs_errorf(fc, "OOM when copying UNC string\n");  in smb3_fs_context_parse_param()
1206 		fc->source = kstrdup(ctx->source, GFP_KERNEL);  in smb3_fs_context_parse_param()
1207 		if (fc->source == NULL) {  in smb3_fs_context_parse_param()
1208 			cifs_errorf(fc, "OOM when copying UNC string\n");  in smb3_fs_context_parse_param()
1230 			cifs_errorf(fc, "OOM when copying username string\n");  in smb3_fs_context_parse_param()
1242 			cifs_errorf(fc, "OOM when copying password string\n");  in smb3_fs_context_parse_param()
1269 			cifs_errorf(fc, "OOM when copying domainname string\n");  in smb3_fs_context_parse_param()
1293 				cifs_errorf(fc, "OOM when copying iocharset string\n");  in smb3_fs_context_parse_param()
1359 		if (cifs_parse_smb_version(fc, param->string, ctx, is_smb3) != 0)  in smb3_fs_context_parse_param()
1364 		if (cifs_parse_security_flavors(fc, param->string, ctx) != 0)  in smb3_fs_context_parse_param()
1368 		if (cifs_parse_cache_flavor(fc, param->string, ctx) != 0)  in smb3_fs_context_parse_param()
1373 		cifs_errorf(fc, "Witness support needs CONFIG_CIFS_SWN_UPCALL config option\n");  in smb3_fs_context_parse_param()
1481 		cifs_errorf(fc, "FS-Cache support needs CONFIG_CIFS_FSCACHE kernel config option set\n");  in smb3_fs_context_parse_param()
1502 				cifs_errorf(fc, "persistenthandles mount options conflict\n");  in smb3_fs_context_parse_param()
1508 				cifs_errorf(fc, "persistenthandles mount options conflict\n");  in smb3_fs_context_parse_param()
1519 				cifs_errorf(fc, "persistenthandles mount options conflict\n");  in smb3_fs_context_parse_param()
1548 int smb3_init_fs_context(struct fs_context *fc)  in smb3_init_fs_context()  argument
1629 	fc->fs_private = ctx;  in smb3_init_fs_context()
1630 	fc->ops = &smb3_fs_context_ops;  in smb3_init_fs_context()