11 files changed, 50 insertions, 30 deletions

diff --git a/include/linux/lockd/debug.h b/include/linux/lockd/debug.h
index 34b2b7f33c3b..257d3779f2ab 100644
--- a/include/linux/lockd/debug.h
+++ b/include/linux/lockd/debug.h
@@ -44,14 +44,4 @@
 #define NLMDBG_XDR              0x0100
 #define NLMDBG_ALL              0x7fff
 
-
-/*
- * Support for printing NLM cookies in dprintk()
- */
-#ifdef RPC_DEBUG
-struct nlm_cookie;
-/* Call this function with the BKL held (it uses a static buffer) */
-extern const char *nlmdbg_cookie2a(const struct nlm_cookie *);
-#endif
-
 #endif /* LINUX_LOCKD_DEBUG_H */
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index 2dee05e5119a..ff9abff55aa0 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -202,9 +202,9 @@ extern u32			nsm_local_state;
  * Lockd client functions
  */
 struct nlm_rqst * nlm_alloc_call(struct nlm_host *host);
-void              nlm_release_call(struct nlm_rqst *);
 int               nlm_async_call(struct nlm_rqst *, u32, const struct rpc_call_ops *);
 int               nlm_async_reply(struct nlm_rqst *, u32, const struct rpc_call_ops *);
+void              nlmclnt_release_call(struct nlm_rqst *);
 struct nlm_wait * nlmclnt_prepare_block(struct nlm_host *host, struct file_lock *fl);
 void              nlmclnt_finish_block(struct nlm_wait *block);
 int               nlmclnt_block(struct nlm_wait *block, struct nlm_rqst *req, long timeout);
@@ -223,13 +223,14 @@ struct nlm_host  *nlmclnt_lookup_host(const struct sockaddr *sap,
                                         const u32 version,
                                         const char *hostname,
                                         int noresvport);
+void              nlmclnt_release_host(struct nlm_host *);
 struct nlm_host  *nlmsvc_lookup_host(const struct svc_rqst *rqstp,
                                         const char *hostname,
                                         const size_t hostname_len);
+void              nlmsvc_release_host(struct nlm_host *);
 struct rpc_clnt * nlm_bind_host(struct nlm_host *);
 void              nlm_rebind_host(struct nlm_host *);
 struct nlm_host * nlm_get_host(struct nlm_host *);
-void              nlm_release_host(struct nlm_host *);
 void              nlm_shutdown_hosts(void);
 void              nlm_host_rebooted(const struct nlm_reboot *);
 
@@ -267,6 +268,7 @@ unsigned long	  nlmsvc_retry_blocked(void);
 void              nlmsvc_traverse_blocks(struct nlm_host *, struct nlm_file *,
                                         nlm_host_match_fn_t match);
 void              nlmsvc_grant_reply(struct nlm_cookie *, __be32);
+void              nlmsvc_release_call(struct nlm_rqst *);
 
 /*
  * File handling for the server personality
diff --git a/include/linux/nfs3.h b/include/linux/nfs3.h
index ac33806ec7f9..6ccfe3b641e1 100644
--- a/include/linux/nfs3.h
+++ b/include/linux/nfs3.h
@@ -11,6 +11,9 @@
 #define NFS3_MAXGROUPS          16
 #define NFS3_FHSIZE             64
 #define NFS3_COOKIESIZE         4
+#define NFS3_CREATEVERFSIZE     8
+#define NFS3_COOKIEVERFSIZE     8
+#define NFS3_WRITEVERFSIZE      8
 #define NFS3_FIFO_DEV           (-1)
 #define NFS3MODE_FMT            0170000
 #define NFS3MODE_DIR            0040000
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 452d96436d26..b197563913bf 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -47,11 +47,6 @@ struct nfs_client {
         u64                     cl_clientid;    /* constant */
         unsigned long           cl_state;
 
-        struct rb_root          cl_openowner_id;
-        struct rb_root          cl_lockowner_id;
-
-        struct list_head        cl_delegations;
-        struct rb_root          cl_state_owners;
         spinlock_t              cl_lock;
 
         unsigned long           cl_lease_time;
@@ -71,6 +66,7 @@ struct nfs_client {
          */
         char                    cl_ipaddr[48];
         unsigned char           cl_id_uniquifier;
+        u32                     cl_cb_ident;    /* v4.0 callback identifier */
         const struct nfs4_minor_version_ops *cl_mvops;
 #endif /* CONFIG_NFS_V4 */
 
@@ -148,7 +144,14 @@ struct nfs_server {
                                                    that are supported on this
                                                    filesystem */
         struct pnfs_layoutdriver_type  *pnfs_curr_ld; /* Active layout driver */
+        struct rpc_wait_queue   roc_rpcwaitq;
+
+        /* the following fields are protected by nfs_client->cl_lock */
+        struct rb_root          state_owners;
+        struct rb_root          openowner_id;
+        struct rb_root          lockowner_id;
 #endif
+        struct list_head        delegations;
         void (*destroy)(struct nfs_server *);
 
         atomic_t active; /* Keep trace of any activity to this server */
@@ -196,6 +199,7 @@ struct nfs4_slot_table {
                                                  * op for dynamic resizing */
         int             target_max_slots;       /* Set by CB_RECALL_SLOT as
                                                  * the new max_slots */
+        struct completion complete;
 };
 
 static inline int slot_idx(struct nfs4_slot_table *tbl, struct nfs4_slot *sp)
@@ -212,7 +216,6 @@ struct nfs4_session {
         unsigned long                   session_state;
         u32                             hash_alg;
         u32                             ssv_len;
-        struct completion               complete;
 
         /* The fore and back channel */
         struct nfs4_channel_attrs       fc_attrs;
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 80f07198a31a..b0068579bec2 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -208,6 +208,7 @@ struct nfs4_layoutget_args {
         struct inode *inode;
         struct nfs_open_context *ctx;
         struct nfs4_sequence_args seq_args;
+        nfs4_stateid stateid;
 };
 
 struct nfs4_layoutget_res {
@@ -223,7 +224,6 @@ struct nfs4_layoutget {
         struct nfs4_layoutget_args args;
         struct nfs4_layoutget_res res;
         struct pnfs_layout_segment **lsegpp;
-        int status;
 };
 
 struct nfs4_getdeviceinfo_args {
@@ -317,6 +317,7 @@ struct nfs_closeres {
 struct nfs_lowner {
         __u64                   clientid;
         __u64                   id;
+        dev_t                   s_dev;
 };
 
 struct nfs_lock_args {
@@ -484,6 +485,7 @@ struct nfs_entry {
         struct nfs_fh *         fh;
         struct nfs_fattr *      fattr;
         unsigned char           d_type;
+        struct nfs_server *     server;
 };
 
 /*
@@ -1089,7 +1091,7 @@ struct nfs_rpc_ops {
         int     (*pathconf) (struct nfs_server *, struct nfs_fh *,
                              struct nfs_pathconf *);
         int     (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
-        __be32 *(*decode_dirent)(struct xdr_stream *, struct nfs_entry *, struct nfs_server *, int plus);
+        int     (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int);
         void    (*read_setup)   (struct nfs_read_data *, struct rpc_message *);
         int     (*read_done)  (struct rpc_task *, struct nfs_read_data *);
         void    (*write_setup)  (struct nfs_write_data *, struct rpc_message *);
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h
index b2024757edd5..8521067ed4f7 100644
--- a/include/linux/sunrpc/auth.h
+++ b/include/linux/sunrpc/auth.h
@@ -110,9 +110,9 @@ struct rpc_credops {
         __be32 *                (*crmarshal)(struct rpc_task *, __be32 *);
         int                     (*crrefresh)(struct rpc_task *);
         __be32 *                (*crvalidate)(struct rpc_task *, __be32 *);
-        int                     (*crwrap_req)(struct rpc_task *, kxdrproc_t,
+        int                     (*crwrap_req)(struct rpc_task *, kxdreproc_t,
                                                 void *, __be32 *, void *);
-        int                     (*crunwrap_resp)(struct rpc_task *, kxdrproc_t,
+        int                     (*crunwrap_resp)(struct rpc_task *, kxdrdproc_t,
                                                 void *, __be32 *, void *);
 };
 
@@ -139,8 +139,8 @@ struct rpc_cred *	rpcauth_generic_bind_cred(struct rpc_task *, struct rpc_cred *
 void                    put_rpccred(struct rpc_cred *);
 __be32 *                rpcauth_marshcred(struct rpc_task *, __be32 *);
 __be32 *                rpcauth_checkverf(struct rpc_task *, __be32 *);
-int                     rpcauth_wrap_req(struct rpc_task *task, kxdrproc_t encode, void *rqstp, __be32 *data, void *obj);
-int                     rpcauth_unwrap_resp(struct rpc_task *task, kxdrproc_t decode, void *rqstp, __be32 *data, void *obj);
+int                     rpcauth_wrap_req(struct rpc_task *task, kxdreproc_t encode, void *rqstp, __be32 *data, void *obj);
+int                     rpcauth_unwrap_resp(struct rpc_task *task, kxdrdproc_t decode, void *rqstp, __be32 *data, void *obj);
 int                     rpcauth_refreshcred(struct rpc_task *);
 void                    rpcauth_invalcred(struct rpc_task *);
 int                     rpcauth_uptodatecred(struct rpc_task *);
diff --git a/include/linux/sunrpc/bc_xprt.h b/include/linux/sunrpc/bc_xprt.h
index 7c91260c44a9..c50b458b8a3f 100644
--- a/include/linux/sunrpc/bc_xprt.h
+++ b/include/linux/sunrpc/bc_xprt.h
@@ -43,10 +43,18 @@ int bc_send(struct rpc_rqst *req);
  */
 static inline int svc_is_backchannel(const struct svc_rqst *rqstp)
 {
-        if (rqstp->rq_server->bc_xprt)
+        if (rqstp->rq_server->sv_bc_xprt)
                 return 1;
         return 0;
 }
+static inline struct nfs4_sessionid *bc_xprt_sid(struct svc_rqst *rqstp)
+{
+        if (svc_is_backchannel(rqstp))
+                return (struct nfs4_sessionid *)
+                        rqstp->rq_server->sv_bc_xprt->xpt_bc_sid;
+        return NULL;
+}
+
 #else /* CONFIG_NFS_V4_1 */
 static inline int xprt_setup_backchannel(struct rpc_xprt *xprt,
                                          unsigned int min_reqs)
@@ -59,6 +67,11 @@ static inline int svc_is_backchannel(const struct svc_rqst *rqstp)
         return 0;
 }
 
+static inline struct nfs4_sessionid *bc_xprt_sid(struct svc_rqst *rqstp)
+{
+        return NULL;
+}
+
 static inline void xprt_free_bc_request(struct rpc_rqst *req)
 {
 }
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index a5a55f284b7d..ef9476a36ff7 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -89,8 +89,8 @@ struct rpc_version {
  */
 struct rpc_procinfo {
         u32                     p_proc;         /* RPC procedure number */
-        kxdrproc_t              p_encode;       /* XDR encode function */
-        kxdrproc_t              p_decode;       /* XDR decode function */
+        kxdreproc_t             p_encode;       /* XDR encode function */
+        kxdrdproc_t             p_decode;       /* XDR decode function */
         unsigned int            p_arglen;       /* argument hdr length (u32) */
         unsigned int            p_replen;       /* reply hdr length (u32) */
         unsigned int            p_count;        /* call count */
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 5a3085b9b394..c81d4d8be3a9 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -99,7 +99,7 @@ struct svc_serv {
         spinlock_t              sv_cb_lock;     /* protects the svc_cb_list */
         wait_queue_head_t       sv_cb_waitq;    /* sleep here if there are no
                                                  * entries in the svc_cb_list */
-        struct svc_xprt         *bc_xprt;
+        struct svc_xprt         *sv_bc_xprt;    /* callback on fore channel */
 #endif /* CONFIG_NFS_V4_1 */
 };
 
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
index aea0d438e3c7..357da5e0daa3 100644
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -78,6 +78,7 @@ struct svc_xprt {
         size_t                  xpt_remotelen;  /* length of address */
         struct rpc_wait_queue   xpt_bc_pending; /* backchannel wait queue */
         struct list_head        xpt_users;      /* callbacks on free */
+        void                    *xpt_bc_sid;    /* back channel session ID */
 
         struct net              *xpt_net;
 };
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index 7783c687c777..fc84b7a19ca3 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -33,8 +33,8 @@ struct xdr_netobj {
 };
 
 /*
- * This is the generic XDR function. rqstp is either a rpc_rqst (client
- * side) or svc_rqst pointer (server side).
+ * This is the legacy generic XDR function. rqstp is either a rpc_rqst
+ * (client side) or svc_rqst pointer (server side).
  * Encode functions always assume there's enough room in the buffer.
  */
 typedef int     (*kxdrproc_t)(void *rqstp, __be32 *data, void *obj);
@@ -205,6 +205,12 @@ struct xdr_stream {
         struct page **page_ptr; /* pointer to the current page */
 };
 
+/*
+ * These are the xdr_stream style generic XDR encode and decode functions.
+ */
+typedef void    (*kxdreproc_t)(void *rqstp, struct xdr_stream *xdr, void *obj);
+typedef int     (*kxdrdproc_t)(void *rqstp, struct xdr_stream *xdr, void *obj);
+
 extern void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p);
 extern __be32 *xdr_reserve_space(struct xdr_stream *xdr, size_t nbytes);
 extern void xdr_write_pages(struct xdr_stream *xdr, struct page **pages,