#include <linux/nfs_fs.h> #include <linux/nfs_mount.h> #include "internal.h" #ifdef CONFIG_NFS_V3_ACL static struct rpc_stat nfsacl_rpcstat = { &nfsacl_program }; static const struct rpc_version *nfsacl_version[] = { [3] = &nfsacl_version3, }; const struct rpc_program nfsacl_program = { .name = "nfsacl", .number = NFS_ACL_PROGRAM, .nrvers = ARRAY_SIZE(nfsacl_version), .version = nfsacl_version, .stats = &nfsacl_rpcstat, }; /* * Initialise an NFSv3 ACL client connection */ static void nfs_init_server_aclclient(struct nfs_server *server) { if (server->flags & NFS_MOUNT_NOACL) goto out_noacl; server->client_acl = rpc_bind_new_program(server->client, &nfsacl_program, 3); if (IS_ERR(server->client_acl)) goto out_noacl; /* No errors! Assume that Sun nfsacls are supported */ server->caps |= NFS_CAP_ACLS; return; out_noacl: server->caps &= ~NFS_CAP_ACLS; } #else static inline void nfs_init_server_aclclient(struct nfs_server *server) { server->flags &= ~NFS_MOUNT_NOACL; server->caps &= ~NFS_CAP_ACLS; } #endif struct nfs_server *nfs3_create_server(struct nfs_mount_info *mount_info, struct nfs_subversion *nfs_mod) { struct nfs_server *server = nfs_create_server(mount_info, nfs_mod); /* Create a client RPC handle for the NFS v3 ACL management interface */ if (!IS_ERR(server)) nfs_init_server_aclclient(server); return server; } struct nfs_server *nfs3_clone_server(struct nfs_server *source, struct nfs_fh *fh, struct nfs_fattr *fattr, rpc_authflavor_t flavor) { struct nfs_server *server = nfs_clone_server(source, fh, fattr, flavor); if (!IS_ERR(server) && !IS_ERR(source->client_acl)) nfs_init_server_aclclient(server); return server; }