752 static int nfs_verify_authflavors(struct nfs_fs_context *ctx,  in nfs_verify_authflavors()  argument
775 		if (nfs_auth_info_match(&ctx->auth_info, flavor))  in nfs_verify_authflavors()
783 		flavor = ctx->auth_info.flavors[0];  in nfs_verify_authflavors()
792 	ctx->selected_flavor = flavor;  in nfs_verify_authflavors()
793 	dfprintk(MOUNT, "NFS: using auth flavor %u\n", ctx->selected_flavor);  in nfs_verify_authflavors()
806 	struct nfs_fs_context *ctx = nfs_fc2context(fc);  in nfs_request_mount()  local
809 						&ctx->mount_server.address,  in nfs_request_mount()
810 		.dirpath	= ctx->nfs_server.export_path,  in nfs_request_mount()
811 		.protocol	= ctx->mount_server.protocol,  in nfs_request_mount()
813 		.noresvport	= ctx->flags & NFS_MOUNT_NORESVPORT,  in nfs_request_mount()
820 	if (ctx->mount_server.version == 0) {  in nfs_request_mount()
821 		switch (ctx->version) {  in nfs_request_mount()
823 				ctx->mount_server.version = NFS_MNT3_VERSION;  in nfs_request_mount()
826 				ctx->mount_server.version = NFS_MNT_VERSION;  in nfs_request_mount()
829 	request.version = ctx->mount_server.version;  in nfs_request_mount()
831 	if (ctx->mount_server.hostname)  in nfs_request_mount()
832 		request.hostname = ctx->mount_server.hostname;  in nfs_request_mount()
834 		request.hostname = ctx->nfs_server.hostname;  in nfs_request_mount()
839 	if (ctx->mount_server.address.sa_family == AF_UNSPEC) {  in nfs_request_mount()
840 		memcpy(request.sap, &ctx->nfs_server.address,  in nfs_request_mount()
841 		       ctx->nfs_server.addrlen);  in nfs_request_mount()
842 		ctx->mount_server.addrlen = ctx->nfs_server.addrlen;  in nfs_request_mount()
844 	request.salen = ctx->mount_server.addrlen;  in nfs_request_mount()
845 	nfs_set_port(request.sap, &ctx->mount_server.port, 0);  in nfs_request_mount()
863 	struct nfs_fs_context *ctx = nfs_fc2context(fc);  in nfs_try_mount_request()  local
872 	status = nfs_request_mount(fc, ctx->mntfh, authlist, &authlist_len);  in nfs_try_mount_request()
880 	if (ctx->auth_info.flavor_len > 0) {  in nfs_try_mount_request()
881 		status = nfs_verify_authflavors(ctx, authlist, authlist_len);  in nfs_try_mount_request()
883 			 ctx->selected_flavor);  in nfs_try_mount_request()
886 		return ctx->nfs_mod->rpc_ops->create_server(fc);  in nfs_try_mount_request()
912 		ctx->selected_flavor = flavor;  in nfs_try_mount_request()
913 		server = ctx->nfs_mod->rpc_ops->create_server(fc);  in nfs_try_mount_request()
928 	ctx->selected_flavor = RPC_AUTH_UNIX;  in nfs_try_mount_request()
929 	return ctx->nfs_mod->rpc_ops->create_server(fc);  in nfs_try_mount_request()
934 	struct nfs_fs_context *ctx = nfs_fc2context(fc);  in nfs_try_get_tree()  local
936 	if (ctx->need_mount)  in nfs_try_get_tree()
937 		ctx->server = nfs_try_mount_request(fc);  in nfs_try_get_tree()
939 		ctx->server = ctx->nfs_mod->rpc_ops->create_server(fc);  in nfs_try_get_tree()
961 			 struct nfs_fs_context *ctx)  in nfs_compare_remount_data()  argument
963 	if ((ctx->flags ^ nfss->flags) & NFS_REMOUNT_CMP_FLAGMASK ||  in nfs_compare_remount_data()
964 	    ctx->rsize != nfss->rsize ||  in nfs_compare_remount_data()
965 	    ctx->wsize != nfss->wsize ||  in nfs_compare_remount_data()
966 	    ctx->version != nfss->nfs_client->rpc_ops->version ||  in nfs_compare_remount_data()
967 	    ctx->minorversion != nfss->nfs_client->cl_minorversion ||  in nfs_compare_remount_data()
968 	    ctx->retrans != nfss->client->cl_timeout->to_retries ||  in nfs_compare_remount_data()
969 	    !nfs_auth_info_match(&ctx->auth_info, nfss->client->cl_auth->au_flavor) ||  in nfs_compare_remount_data()
970 	    ctx->acregmin != nfss->acregmin / HZ ||  in nfs_compare_remount_data()
971 	    ctx->acregmax != nfss->acregmax / HZ ||  in nfs_compare_remount_data()
972 	    ctx->acdirmin != nfss->acdirmin / HZ ||  in nfs_compare_remount_data()
973 	    ctx->acdirmax != nfss->acdirmax / HZ ||  in nfs_compare_remount_data()
974 	    ctx->timeo != (10U * nfss->client->cl_timeout->to_initval / HZ) ||  in nfs_compare_remount_data()
975 	    (ctx->options & NFS_OPTION_FSCACHE) != (nfss->options & NFS_OPTION_FSCACHE) ||  in nfs_compare_remount_data()
976 	    ctx->nfs_server.port != nfss->port ||  in nfs_compare_remount_data()
977 	    ctx->nfs_server.addrlen != nfss->nfs_client->cl_addrlen ||  in nfs_compare_remount_data()
978 	    !rpc_cmp_addr((struct sockaddr *)&ctx->nfs_server.address,  in nfs_compare_remount_data()
987 	struct nfs_fs_context *ctx = nfs_fc2context(fc);  in nfs_reconfigure()  local
999 	if (ctx->skip_reconfig_option_check)  in nfs_reconfigure()
1008 	if (ctx->flags & NFS_MOUNT_NOAC) {  in nfs_reconfigure()
1014 	return nfs_compare_remount_data(nfss, ctx);  in nfs_reconfigure()
1021 static void nfs_fill_super(struct super_block *sb, struct nfs_fs_context *ctx)  in nfs_fill_super()  argument
1029 	if (ctx && ctx->bsize)  in nfs_fill_super()
1030 		sb->s_blocksize = nfs_block_size(ctx->bsize, &sb->s_blocksize_bits);  in nfs_fill_super()
1191 				 struct nfs_fs_context *ctx)  in nfs_get_cache_cookie()  argument
1200 	if (!ctx)  in nfs_get_cache_cookie()
1203 	if (ctx->clone_data.sb) {  in nfs_get_cache_cookie()
1204 		struct nfs_server *mnt_s = NFS_SB(ctx->clone_data.sb);  in nfs_get_cache_cookie()
1212 		if (!(ctx->options & NFS_OPTION_FSCACHE))  in nfs_get_cache_cookie()
1214 		if (ctx->fscache_uniq) {  in nfs_get_cache_cookie()
1215 			uniq = ctx->fscache_uniq;  in nfs_get_cache_cookie()
1216 			ulen = strlen(ctx->fscache_uniq);  in nfs_get_cache_cookie()
1224 				 struct nfs_fs_context *ctx)  in nfs_get_cache_cookie()  argument
1231 	struct nfs_fs_context *ctx = nfs_fc2context(fc);  in nfs_get_tree_common()  local
1234 	struct nfs_server *server = ctx->server;  in nfs_get_tree_common()
1237 	ctx->server = NULL;  in nfs_get_tree_common()
1248 	if (ctx->clone_data.sb)  in nfs_get_tree_common()
1249 		if (ctx->clone_data.sb->s_flags & SB_SYNCHRONOUS)  in nfs_get_tree_common()
1278 		unsigned bsize = ctx->clone_data.inherited_bsize;  in nfs_get_tree_common()
1280 		nfs_fill_super(s, ctx);  in nfs_get_tree_common()
1285 		nfs_get_cache_cookie(s, ctx);  in nfs_get_tree_common()