Blackfin arch: let PCI depend on BROKEN
[safe/jmp/linux-2.6] / fs / nfs / nfs4xdr.c
index 938f371..b916297 100644 (file)
@@ -68,13 +68,19 @@ static int nfs4_stat_to_errno(int);
 #endif
 
 /* lock,open owner id: 
- * we currently use size 1 (u32) out of (NFS4_OPAQUE_LIMIT  >> 2)
+ * we currently use size 2 (u64) out of (NFS4_OPAQUE_LIMIT  >> 2)
  */
-#define owner_id_maxsz          (1 + 1)
+#define open_owner_id_maxsz    (1 + 4)
+#define lock_owner_id_maxsz    (1 + 4)
+#define decode_lockowner_maxsz (1 + XDR_QUADLEN(IDMAP_NAMESZ))
 #define compound_encode_hdr_maxsz      (3 + (NFS4_MAXTAGLEN >> 2))
 #define compound_decode_hdr_maxsz      (3 + (NFS4_MAXTAGLEN >> 2))
 #define op_encode_hdr_maxsz    (1)
 #define op_decode_hdr_maxsz    (2)
+#define encode_stateid_maxsz   (XDR_QUADLEN(NFS4_STATEID_SIZE))
+#define decode_stateid_maxsz   (XDR_QUADLEN(NFS4_STATEID_SIZE))
+#define encode_verifier_maxsz  (XDR_QUADLEN(NFS4_VERIFIER_SIZE))
+#define decode_verifier_maxsz  (XDR_QUADLEN(NFS4_VERIFIER_SIZE))
 #define encode_putfh_maxsz     (op_encode_hdr_maxsz + 1 + \
                                (NFS4_FHSIZE >> 2))
 #define decode_putfh_maxsz     (op_decode_hdr_maxsz)
@@ -87,26 +93,35 @@ static int nfs4_stat_to_errno(int);
 #define encode_getattr_maxsz    (op_encode_hdr_maxsz + nfs4_fattr_bitmap_maxsz)
 #define nfs4_name_maxsz                (1 + ((3 + NFS4_MAXNAMLEN) >> 2))
 #define nfs4_path_maxsz                (1 + ((3 + NFS4_MAXPATHLEN) >> 2))
+#define nfs4_owner_maxsz       (1 + XDR_QUADLEN(IDMAP_NAMESZ))
+#define nfs4_group_maxsz       (1 + XDR_QUADLEN(IDMAP_NAMESZ))
 /* This is based on getfattr, which uses the most attributes: */
 #define nfs4_fattr_value_maxsz (1 + (1 + 2 + 2 + 4 + 2 + 1 + 1 + 2 + 2 + \
-                               3 + 3 + 3 + 2 * nfs4_name_maxsz))
+                               3 + 3 + 3 + nfs4_owner_maxsz + nfs4_group_maxsz))
 #define nfs4_fattr_maxsz       (nfs4_fattr_bitmap_maxsz + \
                                nfs4_fattr_value_maxsz)
 #define decode_getattr_maxsz    (op_decode_hdr_maxsz + nfs4_fattr_maxsz)
+#define encode_attrs_maxsz     (nfs4_fattr_bitmap_maxsz + \
+                                1 + 2 + 1 + \
+                               nfs4_owner_maxsz + \
+                               nfs4_group_maxsz + \
+                               4 + 4)
 #define encode_savefh_maxsz     (op_encode_hdr_maxsz)
 #define decode_savefh_maxsz     (op_decode_hdr_maxsz)
 #define encode_restorefh_maxsz  (op_encode_hdr_maxsz)
 #define decode_restorefh_maxsz  (op_decode_hdr_maxsz)
-#define encode_fsinfo_maxsz    (op_encode_hdr_maxsz + 2)
+#define encode_fsinfo_maxsz    (encode_getattr_maxsz)
 #define decode_fsinfo_maxsz    (op_decode_hdr_maxsz + 11)
 #define encode_renew_maxsz     (op_encode_hdr_maxsz + 3)
 #define decode_renew_maxsz     (op_decode_hdr_maxsz)
 #define encode_setclientid_maxsz \
                                (op_encode_hdr_maxsz + \
-                               4 /*server->ip_addr*/ + \
-                               1 /*Netid*/ + \
-                               6 /*uaddr*/ + \
-                               6 + (NFS4_VERIFIER_SIZE >> 2))
+                               XDR_QUADLEN(NFS4_VERIFIER_SIZE) + \
+                               XDR_QUADLEN(NFS4_SETCLIENTID_NAMELEN) + \
+                               1 /* sc_prog */ + \
+                               XDR_QUADLEN(RPCBIND_MAXNETIDLEN) + \
+                               XDR_QUADLEN(RPCBIND_MAXUADDRLEN) + \
+                               1) /* sc_cb_ident */
 #define decode_setclientid_maxsz \
                                (op_decode_hdr_maxsz + \
                                2 + \
@@ -116,8 +131,65 @@ static int nfs4_stat_to_errno(int);
                                3 + (NFS4_VERIFIER_SIZE >> 2))
 #define decode_setclientid_confirm_maxsz \
                                (op_decode_hdr_maxsz)
-#define encode_lookup_maxsz    (op_encode_hdr_maxsz + \
-                               1 + ((3 + NFS4_FHSIZE) >> 2))
+#define encode_lookup_maxsz    (op_encode_hdr_maxsz + nfs4_name_maxsz)
+#define decode_lookup_maxsz    (op_decode_hdr_maxsz)
+#define encode_share_access_maxsz \
+                               (2)
+#define encode_createmode_maxsz        (1 + encode_attrs_maxsz)
+#define encode_opentype_maxsz  (1 + encode_createmode_maxsz)
+#define encode_claim_null_maxsz        (1 + nfs4_name_maxsz)
+#define encode_open_maxsz      (op_encode_hdr_maxsz + \
+                               2 + encode_share_access_maxsz + 2 + \
+                               open_owner_id_maxsz + \
+                               encode_opentype_maxsz + \
+                               encode_claim_null_maxsz)
+#define decode_ace_maxsz       (3 + nfs4_owner_maxsz)
+#define decode_delegation_maxsz        (1 + decode_stateid_maxsz + 1 + \
+                               decode_ace_maxsz)
+#define decode_change_info_maxsz       (5)
+#define decode_open_maxsz      (op_decode_hdr_maxsz + \
+                               decode_stateid_maxsz + \
+                               decode_change_info_maxsz + 1 + \
+                               nfs4_fattr_bitmap_maxsz + \
+                               decode_delegation_maxsz)
+#define encode_open_confirm_maxsz \
+                               (op_encode_hdr_maxsz + \
+                                encode_stateid_maxsz + 1)
+#define decode_open_confirm_maxsz \
+                               (op_decode_hdr_maxsz + \
+                                decode_stateid_maxsz)
+#define encode_open_downgrade_maxsz \
+                               (op_encode_hdr_maxsz + \
+                                encode_stateid_maxsz + 1 + \
+                                encode_share_access_maxsz)
+#define decode_open_downgrade_maxsz \
+                               (op_decode_hdr_maxsz + \
+                                decode_stateid_maxsz)
+#define encode_close_maxsz     (op_encode_hdr_maxsz + \
+                                1 + encode_stateid_maxsz)
+#define decode_close_maxsz     (op_decode_hdr_maxsz + \
+                                decode_stateid_maxsz)
+#define encode_setattr_maxsz   (op_encode_hdr_maxsz + \
+                                encode_stateid_maxsz + \
+                                encode_attrs_maxsz)
+#define decode_setattr_maxsz   (op_decode_hdr_maxsz + \
+                                nfs4_fattr_bitmap_maxsz)
+#define encode_read_maxsz      (op_encode_hdr_maxsz + \
+                                encode_stateid_maxsz + 3)
+#define decode_read_maxsz      (op_decode_hdr_maxsz + 2)
+#define encode_readdir_maxsz   (op_encode_hdr_maxsz + \
+                                2 + encode_verifier_maxsz + 5)
+#define decode_readdir_maxsz   (op_decode_hdr_maxsz + \
+                                decode_verifier_maxsz)
+#define encode_readlink_maxsz  (op_encode_hdr_maxsz)
+#define decode_readlink_maxsz  (op_decode_hdr_maxsz + 1)
+#define encode_write_maxsz     (op_encode_hdr_maxsz + \
+                                encode_stateid_maxsz + 4)
+#define decode_write_maxsz     (op_decode_hdr_maxsz + \
+                                2 + decode_verifier_maxsz)
+#define encode_commit_maxsz    (op_encode_hdr_maxsz + 3)
+#define decode_commit_maxsz    (op_decode_hdr_maxsz + \
+                                decode_verifier_maxsz)
 #define encode_remove_maxsz    (op_encode_hdr_maxsz + \
                                nfs4_name_maxsz)
 #define encode_rename_maxsz    (op_encode_hdr_maxsz + \
@@ -126,106 +198,142 @@ static int nfs4_stat_to_errno(int);
 #define encode_link_maxsz      (op_encode_hdr_maxsz + \
                                nfs4_name_maxsz)
 #define decode_link_maxsz      (op_decode_hdr_maxsz + 5)
+#define encode_lock_maxsz      (op_encode_hdr_maxsz + \
+                                7 + \
+                                1 + encode_stateid_maxsz + 8)
+#define decode_lock_denied_maxsz \
+                               (8 + decode_lockowner_maxsz)
+#define decode_lock_maxsz      (op_decode_hdr_maxsz + \
+                                decode_lock_denied_maxsz)
+#define encode_lockt_maxsz     (op_encode_hdr_maxsz + 12)
+#define decode_lockt_maxsz     (op_decode_hdr_maxsz + \
+                                decode_lock_denied_maxsz)
+#define encode_locku_maxsz     (op_encode_hdr_maxsz + 3 + \
+                                encode_stateid_maxsz + \
+                                4)
+#define decode_locku_maxsz     (op_decode_hdr_maxsz + \
+                                decode_stateid_maxsz)
+#define encode_access_maxsz    (op_encode_hdr_maxsz + 1)
+#define decode_access_maxsz    (op_decode_hdr_maxsz + 2)
 #define encode_symlink_maxsz   (op_encode_hdr_maxsz + \
                                1 + nfs4_name_maxsz + \
                                1 + \
                                nfs4_fattr_maxsz)
 #define decode_symlink_maxsz   (op_decode_hdr_maxsz + 8)
 #define encode_create_maxsz    (op_encode_hdr_maxsz + \
-                               2 + nfs4_name_maxsz + \
-                               nfs4_fattr_maxsz)
-#define decode_create_maxsz    (op_decode_hdr_maxsz + 8)
+                               1 + 2 + nfs4_name_maxsz + \
+                               encode_attrs_maxsz)
+#define decode_create_maxsz    (op_decode_hdr_maxsz + \
+                               decode_change_info_maxsz + \
+                               nfs4_fattr_bitmap_maxsz)
+#define encode_statfs_maxsz    (encode_getattr_maxsz)
+#define decode_statfs_maxsz    (decode_getattr_maxsz)
 #define encode_delegreturn_maxsz (op_encode_hdr_maxsz + 4)
 #define decode_delegreturn_maxsz (op_decode_hdr_maxsz)
+#define encode_getacl_maxsz    (encode_getattr_maxsz)
+#define decode_getacl_maxsz    (op_decode_hdr_maxsz + \
+                                nfs4_fattr_bitmap_maxsz + 1)
+#define encode_setacl_maxsz    (op_encode_hdr_maxsz + \
+                                encode_stateid_maxsz + 3)
+#define decode_setacl_maxsz    (decode_setattr_maxsz)
+#define encode_fs_locations_maxsz \
+                               (encode_getattr_maxsz)
+#define decode_fs_locations_maxsz \
+                               (0)
 #define NFS4_enc_compound_sz   (1024)  /* XXX: large enough? */
 #define NFS4_dec_compound_sz   (1024)  /* XXX: large enough? */
 #define NFS4_enc_read_sz       (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               op_encode_hdr_maxsz + 7)
+                               encode_read_maxsz)
 #define NFS4_dec_read_sz       (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz + 2)
+                               decode_read_maxsz)
 #define NFS4_enc_readlink_sz   (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               op_encode_hdr_maxsz)
+                               encode_readlink_maxsz)
 #define NFS4_dec_readlink_sz   (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz)
+                               decode_readlink_maxsz)
 #define NFS4_enc_readdir_sz    (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               op_encode_hdr_maxsz + 9)
+                               encode_readdir_maxsz)
 #define NFS4_dec_readdir_sz    (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz + 2)
+                               decode_readdir_maxsz)
 #define NFS4_enc_write_sz      (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               op_encode_hdr_maxsz + 8 + \
+                               encode_write_maxsz + \
                                encode_getattr_maxsz)
 #define NFS4_dec_write_sz      (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz + 4 + \
+                               decode_write_maxsz + \
                                decode_getattr_maxsz)
 #define NFS4_enc_commit_sz     (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               op_encode_hdr_maxsz + 3 + \
+                               encode_commit_maxsz + \
                                encode_getattr_maxsz)
 #define NFS4_dec_commit_sz     (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz + 2 + \
+                               decode_commit_maxsz + \
                                decode_getattr_maxsz)
 #define NFS4_enc_open_sz        (compound_encode_hdr_maxsz + \
-                                encode_putfh_maxsz + \
-                                op_encode_hdr_maxsz + \
-                                13 + 3 + 2 + 64 + \
-                                encode_getattr_maxsz + \
-                                encode_getfh_maxsz)
+                               encode_putfh_maxsz + \
+                               encode_savefh_maxsz + \
+                               encode_open_maxsz + \
+                               encode_getfh_maxsz + \
+                               encode_getattr_maxsz + \
+                               encode_restorefh_maxsz + \
+                               encode_getattr_maxsz)
 #define NFS4_dec_open_sz        (compound_decode_hdr_maxsz + \
-                                decode_putfh_maxsz + \
-                                op_decode_hdr_maxsz + 4 + 5 + 2 + 3 + \
-                                decode_getattr_maxsz + \
-                                decode_getfh_maxsz)
-#define NFS4_enc_open_confirm_sz      \
-                                (compound_encode_hdr_maxsz + \
-                                encode_putfh_maxsz + \
-                                op_encode_hdr_maxsz + 5)
-#define NFS4_dec_open_confirm_sz        (compound_decode_hdr_maxsz + \
-                                        decode_putfh_maxsz + \
-                                        op_decode_hdr_maxsz + 4)
+                               decode_putfh_maxsz + \
+                               decode_savefh_maxsz + \
+                               decode_open_maxsz + \
+                               decode_getfh_maxsz + \
+                               decode_getattr_maxsz + \
+                               decode_restorefh_maxsz + \
+                               decode_getattr_maxsz)
+#define NFS4_enc_open_confirm_sz \
+                               (compound_encode_hdr_maxsz + \
+                                encode_putfh_maxsz + \
+                                encode_open_confirm_maxsz)
+#define NFS4_dec_open_confirm_sz \
+                               (compound_decode_hdr_maxsz + \
+                                decode_putfh_maxsz + \
+                                decode_open_confirm_maxsz)
 #define NFS4_enc_open_noattr_sz        (compound_encode_hdr_maxsz + \
                                        encode_putfh_maxsz + \
-                                       op_encode_hdr_maxsz + \
-                                       11)
+                                       encode_open_maxsz + \
+                                       encode_getattr_maxsz)
 #define NFS4_dec_open_noattr_sz        (compound_decode_hdr_maxsz + \
                                        decode_putfh_maxsz + \
-                                       op_decode_hdr_maxsz + \
-                                       4 + 5 + 2 + 3)
+                                       decode_open_maxsz + \
+                                       decode_getattr_maxsz)
 #define NFS4_enc_open_downgrade_sz \
                                (compound_encode_hdr_maxsz + \
-                                encode_putfh_maxsz + \
-                                op_encode_hdr_maxsz + 7 + \
-                               encode_getattr_maxsz)
+                                encode_putfh_maxsz + \
+                                encode_open_downgrade_maxsz + \
+                                encode_getattr_maxsz)
 #define NFS4_dec_open_downgrade_sz \
                                (compound_decode_hdr_maxsz + \
-                                decode_putfh_maxsz + \
-                                op_decode_hdr_maxsz + 4 + \
-                               decode_getattr_maxsz)
-#define NFS4_enc_close_sz       (compound_encode_hdr_maxsz + \
-                                encode_putfh_maxsz + \
-                                op_encode_hdr_maxsz + 5 + \
-                               encode_getattr_maxsz)
-#define NFS4_dec_close_sz       (compound_decode_hdr_maxsz + \
-                                decode_putfh_maxsz + \
-                                op_decode_hdr_maxsz + 4 + \
-                               decode_getattr_maxsz)
-#define NFS4_enc_setattr_sz     (compound_encode_hdr_maxsz + \
-                                encode_putfh_maxsz + \
-                                op_encode_hdr_maxsz + 4 + \
-                                nfs4_fattr_maxsz + \
-                                encode_getattr_maxsz)
-#define NFS4_dec_setattr_sz     (compound_decode_hdr_maxsz + \
-                                decode_putfh_maxsz + \
-                                op_decode_hdr_maxsz + 3 + \
-                                nfs4_fattr_maxsz)
+                                decode_putfh_maxsz + \
+                                decode_open_downgrade_maxsz + \
+                                decode_getattr_maxsz)
+#define NFS4_enc_close_sz      (compound_encode_hdr_maxsz + \
+                                encode_putfh_maxsz + \
+                                encode_close_maxsz + \
+                                encode_getattr_maxsz)
+#define NFS4_dec_close_sz      (compound_decode_hdr_maxsz + \
+                                decode_putfh_maxsz + \
+                                decode_close_maxsz + \
+                                decode_getattr_maxsz)
+#define NFS4_enc_setattr_sz    (compound_encode_hdr_maxsz + \
+                                encode_putfh_maxsz + \
+                                encode_setattr_maxsz + \
+                                encode_getattr_maxsz)
+#define NFS4_dec_setattr_sz    (compound_decode_hdr_maxsz + \
+                                decode_putfh_maxsz + \
+                                decode_setattr_maxsz + \
+                                decode_getattr_maxsz)
 #define NFS4_enc_fsinfo_sz     (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
                                encode_fsinfo_maxsz)
@@ -252,39 +360,30 @@ static int nfs4_stat_to_errno(int);
                                decode_fsinfo_maxsz)
 #define NFS4_enc_lock_sz        (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               encode_getattr_maxsz + \
-                               op_encode_hdr_maxsz + \
-                               1 + 1 + 2 + 2 + \
-                               1 + 4 + 1 + 2 + \
-                               owner_id_maxsz)
+                               encode_lock_maxsz)
 #define NFS4_dec_lock_sz        (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               decode_getattr_maxsz + \
-                               op_decode_hdr_maxsz + \
-                               2 + 2 + 1 + 2 + \
-                               owner_id_maxsz)
+                               decode_lock_maxsz)
 #define NFS4_enc_lockt_sz       (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               encode_getattr_maxsz + \
-                               op_encode_hdr_maxsz + \
-                               1 + 2 + 2 + 2 + \
-                               owner_id_maxsz)
-#define NFS4_dec_lockt_sz       (NFS4_dec_lock_sz)
+                               encode_lockt_maxsz)
+#define NFS4_dec_lockt_sz       (compound_decode_hdr_maxsz + \
+                                decode_putfh_maxsz + \
+                                decode_lockt_maxsz)
 #define NFS4_enc_locku_sz       (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               encode_getattr_maxsz + \
-                               op_encode_hdr_maxsz + \
-                               1 + 1 + 4 + 2 + 2)
+                               encode_locku_maxsz)
 #define NFS4_dec_locku_sz       (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               decode_getattr_maxsz + \
-                               op_decode_hdr_maxsz + 4)
+                               decode_locku_maxsz)
 #define NFS4_enc_access_sz     (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               op_encode_hdr_maxsz + 1)
+                               encode_access_maxsz + \
+                               encode_getattr_maxsz)
 #define NFS4_dec_access_sz     (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz + 2)
+                               decode_access_maxsz + \
+                               decode_getattr_maxsz)
 #define NFS4_enc_getattr_sz    (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
                                encode_getattr_maxsz)
@@ -298,7 +397,7 @@ static int nfs4_stat_to_errno(int);
                                encode_getfh_maxsz)
 #define NFS4_dec_lookup_sz     (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz + \
+                               decode_lookup_maxsz + \
                                decode_getattr_maxsz + \
                                decode_getfh_maxsz)
 #define NFS4_enc_lookup_root_sz (compound_encode_hdr_maxsz + \
@@ -383,10 +482,10 @@ static int nfs4_stat_to_errno(int);
                                decode_getattr_maxsz)
 #define NFS4_enc_statfs_sz     (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               encode_getattr_maxsz)
+                               encode_statfs_maxsz)
 #define NFS4_dec_statfs_sz     (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz + 12)
+                               decode_statfs_maxsz)
 #define NFS4_enc_server_caps_sz (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
                                encode_getattr_maxsz)
@@ -402,27 +501,26 @@ static int nfs4_stat_to_errno(int);
                                decode_getattr_maxsz)
 #define NFS4_enc_getacl_sz     (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               encode_getattr_maxsz)
+                               encode_getacl_maxsz)
 #define NFS4_dec_getacl_sz     (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz + \
-                               nfs4_fattr_bitmap_maxsz + 1)
+                               decode_getacl_maxsz)
 #define NFS4_enc_setacl_sz     (compound_encode_hdr_maxsz + \
                                encode_putfh_maxsz + \
-                               op_encode_hdr_maxsz + 4 + \
-                               nfs4_fattr_bitmap_maxsz + 1)
+                               encode_setacl_maxsz)
 #define NFS4_dec_setacl_sz     (compound_decode_hdr_maxsz + \
                                decode_putfh_maxsz + \
-                               op_decode_hdr_maxsz + nfs4_fattr_bitmap_maxsz)
+                               decode_setacl_maxsz)
 #define NFS4_enc_fs_locations_sz \
                                (compound_encode_hdr_maxsz + \
                                 encode_putfh_maxsz + \
-                                encode_getattr_maxsz)
+                                encode_lookup_maxsz + \
+                                encode_fs_locations_maxsz)
 #define NFS4_dec_fs_locations_sz \
                                (compound_decode_hdr_maxsz + \
                                 decode_putfh_maxsz + \
-                                op_decode_hdr_maxsz + \
-                                nfs4_fattr_bitmap_maxsz)
+                                decode_lookup_maxsz + \
+                                decode_fs_locations_maxsz)
 
 static struct {
        unsigned int    mode;
@@ -468,7 +566,6 @@ struct compound_hdr {
 
 #define RESERVE_SPACE(nbytes)  do {                            \
        p = xdr_reserve_space(xdr, nbytes);                     \
-       if (!p) printk("RESERVE_SPACE(%d) failed in function %s\n", (int) (nbytes), __FUNCTION__); \
        BUG_ON(!p);                                             \
 } while (0)
 
@@ -534,8 +631,8 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
        if (iap->ia_valid & ATTR_UID) {
                owner_namelen = nfs_map_uid_to_name(server->nfs_client, iap->ia_uid, owner_name);
                if (owner_namelen < 0) {
-                       printk(KERN_WARNING "nfs: couldn't resolve uid %d to string\n",
-                              iap->ia_uid);
+                       dprintk("nfs: couldn't resolve uid %d to string\n",
+                                       iap->ia_uid);
                        /* XXX */
                        strcpy(owner_name, "nobody");
                        owner_namelen = sizeof("nobody") - 1;
@@ -546,8 +643,8 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
        if (iap->ia_valid & ATTR_GID) {
                owner_grouplen = nfs_map_gid_to_group(server->nfs_client, iap->ia_gid, owner_group);
                if (owner_grouplen < 0) {
-                       printk(KERN_WARNING "nfs4: couldn't resolve gid %d to string\n",
-                              iap->ia_gid);
+                       dprintk("nfs: couldn't resolve gid %d to string\n",
+                                       iap->ia_gid);
                        strcpy(owner_group, "nobody");
                        owner_grouplen = sizeof("nobody") - 1;
                        /* goto out; */
@@ -617,7 +714,7 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
         * Now we backfill the bitmap and the attribute buffer length.
         */
        if (len != ((char *)p - (char *)q) + 4) {
-               printk ("encode_attr: Attr length calculation error! %u != %Zu\n",
+               printk(KERN_ERR "nfs: Attr length error, %u != %Zu\n",
                                len, ((char *)p - (char *)q) + 4);
                BUG();
        }
@@ -646,10 +743,10 @@ static int encode_close(struct xdr_stream *xdr, const struct nfs_closeargs *arg)
 {
        __be32 *p;
 
-       RESERVE_SPACE(8+sizeof(arg->stateid->data));
+       RESERVE_SPACE(8+NFS4_STATEID_SIZE);
        WRITE32(OP_CLOSE);
        WRITE32(arg->seqid->sequence->counter);
-       WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
+       WRITEMEM(arg->stateid->data, NFS4_STATEID_SIZE);
        
        return 0;
 }
@@ -793,17 +890,18 @@ static int encode_lock(struct xdr_stream *xdr, const struct nfs_lock_args *args)
        WRITE64(nfs4_lock_length(args->fl));
        WRITE32(args->new_lock_owner);
        if (args->new_lock_owner){
-               RESERVE_SPACE(40);
+               RESERVE_SPACE(4+NFS4_STATEID_SIZE+32);
                WRITE32(args->open_seqid->sequence->counter);
-               WRITEMEM(args->open_stateid->data, sizeof(args->open_stateid->data));
+               WRITEMEM(args->open_stateid->data, NFS4_STATEID_SIZE);
                WRITE32(args->lock_seqid->sequence->counter);
                WRITE64(args->lock_owner.clientid);
-               WRITE32(4);
-               WRITE32(args->lock_owner.id);
+               WRITE32(16);
+               WRITEMEM("lock id:", 8);
+               WRITE64(args->lock_owner.id);
        }
        else {
-               RESERVE_SPACE(20);
-               WRITEMEM(args->lock_stateid->data, sizeof(args->lock_stateid->data));
+               RESERVE_SPACE(NFS4_STATEID_SIZE+4);
+               WRITEMEM(args->lock_stateid->data, NFS4_STATEID_SIZE);
                WRITE32(args->lock_seqid->sequence->counter);
        }
 
@@ -814,14 +912,15 @@ static int encode_lockt(struct xdr_stream *xdr, const struct nfs_lockt_args *arg
 {
        __be32 *p;
 
-       RESERVE_SPACE(40);
+       RESERVE_SPACE(52);
        WRITE32(OP_LOCKT);
        WRITE32(nfs4_lock_type(args->fl, 0));
        WRITE64(args->fl->fl_start);
        WRITE64(nfs4_lock_length(args->fl));
        WRITE64(args->lock_owner.clientid);
-       WRITE32(4);
-       WRITE32(args->lock_owner.id);
+       WRITE32(16);
+       WRITEMEM("lock id:", 8);
+       WRITE64(args->lock_owner.id);
 
        return 0;
 }
@@ -830,11 +929,11 @@ static int encode_locku(struct xdr_stream *xdr, const struct nfs_locku_args *arg
 {
        __be32 *p;
 
-       RESERVE_SPACE(44);
+       RESERVE_SPACE(12+NFS4_STATEID_SIZE+16);
        WRITE32(OP_LOCKU);
        WRITE32(nfs4_lock_type(args->fl, 0));
        WRITE32(args->seqid->sequence->counter);
-       WRITEMEM(args->stateid->data, sizeof(args->stateid->data));
+       WRITEMEM(args->stateid->data, NFS4_STATEID_SIZE);
        WRITE64(args->fl->fl_start);
        WRITE64(nfs4_lock_length(args->fl));
 
@@ -886,10 +985,11 @@ static inline void encode_openhdr(struct xdr_stream *xdr, const struct nfs_opena
        WRITE32(OP_OPEN);
        WRITE32(arg->seqid->sequence->counter);
        encode_share_access(xdr, arg->open_flags);
-       RESERVE_SPACE(16);
+       RESERVE_SPACE(28);
        WRITE64(arg->clientid);
-       WRITE32(4);
-       WRITE32(arg->id);
+       WRITE32(16);
+       WRITEMEM("open id:", 8);
+       WRITE64(arg->id);
 }
 
 static inline void encode_createmode(struct xdr_stream *xdr, const struct nfs_openargs *arg)
@@ -966,9 +1066,9 @@ static inline void encode_claim_delegate_cur(struct xdr_stream *xdr, const struc
 {
        __be32 *p;
 
-       RESERVE_SPACE(4+sizeof(stateid->data));
+       RESERVE_SPACE(4+NFS4_STATEID_SIZE);
        WRITE32(NFS4_OPEN_CLAIM_DELEGATE_CUR);
-       WRITEMEM(stateid->data, sizeof(stateid->data));
+       WRITEMEM(stateid->data, NFS4_STATEID_SIZE);
        encode_string(xdr, name->len, name->name);
 }
 
@@ -996,9 +1096,9 @@ static int encode_open_confirm(struct xdr_stream *xdr, const struct nfs_open_con
 {
        __be32 *p;
 
-       RESERVE_SPACE(8+sizeof(arg->stateid->data));
+       RESERVE_SPACE(4+NFS4_STATEID_SIZE+4);
        WRITE32(OP_OPEN_CONFIRM);
-       WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
+       WRITEMEM(arg->stateid->data, NFS4_STATEID_SIZE);
        WRITE32(arg->seqid->sequence->counter);
 
        return 0;
@@ -1008,9 +1108,9 @@ static int encode_open_downgrade(struct xdr_stream *xdr, const struct nfs_closea
 {
        __be32 *p;
 
-       RESERVE_SPACE(8+sizeof(arg->stateid->data));
+       RESERVE_SPACE(4+NFS4_STATEID_SIZE+4);
        WRITE32(OP_OPEN_DOWNGRADE);
-       WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
+       WRITEMEM(arg->stateid->data, NFS4_STATEID_SIZE);
        WRITE32(arg->seqid->sequence->counter);
        encode_share_access(xdr, arg->open_flags);
        return 0;
@@ -1045,12 +1145,12 @@ static void encode_stateid(struct xdr_stream *xdr, const struct nfs_open_context
        nfs4_stateid stateid;
        __be32 *p;
 
-       RESERVE_SPACE(16);
+       RESERVE_SPACE(NFS4_STATEID_SIZE);
        if (ctx->state != NULL) {
                nfs4_copy_stateid(&stateid, ctx->state, ctx->lockowner);
-               WRITEMEM(stateid.data, sizeof(stateid.data));
+               WRITEMEM(stateid.data, NFS4_STATEID_SIZE);
        } else
-               WRITEMEM(zero_stateid.data, sizeof(zero_stateid.data));
+               WRITEMEM(zero_stateid.data, NFS4_STATEID_SIZE);
 }
 
 static int encode_read(struct xdr_stream *xdr, const struct nfs_readargs *args)
@@ -1071,18 +1171,16 @@ static int encode_read(struct xdr_stream *xdr, const struct nfs_readargs *args)
 
 static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg *readdir, struct rpc_rqst *req)
 {
-       struct rpc_auth *auth = req->rq_task->tk_auth;
        uint32_t attrs[2] = {
                FATTR4_WORD0_RDATTR_ERROR|FATTR4_WORD0_FILEID,
                FATTR4_WORD1_MOUNTED_ON_FILEID,
        };
-       int replen;
        __be32 *p;
 
-       RESERVE_SPACE(32+sizeof(nfs4_verifier));
+       RESERVE_SPACE(12+NFS4_VERIFIER_SIZE+20);
        WRITE32(OP_READDIR);
        WRITE64(readdir->cookie);
-       WRITEMEM(readdir->verifier.data, sizeof(readdir->verifier.data));
+       WRITEMEM(readdir->verifier.data, NFS4_VERIFIER_SIZE);
        WRITE32(readdir->count >> 1);  /* We're not doing readdirplus */
        WRITE32(readdir->count);
        WRITE32(2);
@@ -1093,45 +1191,24 @@ static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg
                attrs[1] &= ~FATTR4_WORD1_MOUNTED_ON_FILEID;
        WRITE32(attrs[0] & readdir->bitmask[0]);
        WRITE32(attrs[1] & readdir->bitmask[1]);
-       dprintk("%s: cookie = %Lu, verifier = 0x%x%x, bitmap = 0x%x%x\n",
-                       __FUNCTION__,
+       dprintk("%s: cookie = %Lu, verifier = %08x:%08x, bitmap = %08x:%08x\n",
+                       __func__,
                        (unsigned long long)readdir->cookie,
                        ((u32 *)readdir->verifier.data)[0],
                        ((u32 *)readdir->verifier.data)[1],
                        attrs[0] & readdir->bitmask[0],
                        attrs[1] & readdir->bitmask[1]);
 
-       /* set up reply kvec
-        *    toplevel_status + taglen + rescount + OP_PUTFH + status
-        *      + OP_READDIR + status + verifer(2)  = 9
-        */
-       replen = (RPC_REPHDRSIZE + auth->au_rslack + 9) << 2;
-       xdr_inline_pages(&req->rq_rcv_buf, replen, readdir->pages,
-                        readdir->pgbase, readdir->count);
-       dprintk("%s: inlined page args = (%u, %p, %u, %u)\n",
-                       __FUNCTION__, replen, readdir->pages,
-                       readdir->pgbase, readdir->count);
-
        return 0;
 }
 
 static int encode_readlink(struct xdr_stream *xdr, const struct nfs4_readlink *readlink, struct rpc_rqst *req)
 {
-       struct rpc_auth *auth = req->rq_task->tk_auth;
-       unsigned int replen;
        __be32 *p;
 
        RESERVE_SPACE(4);
        WRITE32(OP_READLINK);
 
-       /* set up reply kvec
-        *    toplevel_status + taglen + rescount + OP_PUTFH + status
-        *      + OP_READLINK + status + string length = 8
-        */
-       replen = (RPC_REPHDRSIZE + auth->au_rslack + 8) << 2;
-       xdr_inline_pages(&req->rq_rcv_buf, replen, readlink->pages,
-                       readlink->pgbase, readlink->pglen);
-       
        return 0;
 }
 
@@ -1190,9 +1267,9 @@ encode_setacl(struct xdr_stream *xdr, struct nfs_setaclargs *arg)
 {
        __be32 *p;
 
-       RESERVE_SPACE(4+sizeof(zero_stateid.data));
+       RESERVE_SPACE(4+NFS4_STATEID_SIZE);
        WRITE32(OP_SETATTR);
-       WRITEMEM(zero_stateid.data, sizeof(zero_stateid.data));
+       WRITEMEM(zero_stateid.data, NFS4_STATEID_SIZE);
        RESERVE_SPACE(2*4);
        WRITE32(1);
        WRITE32(FATTR4_WORD0_ACL);
@@ -1220,9 +1297,9 @@ static int encode_setattr(struct xdr_stream *xdr, const struct nfs_setattrargs *
        int status;
        __be32 *p;
        
-        RESERVE_SPACE(4+sizeof(arg->stateid.data));
+        RESERVE_SPACE(4+NFS4_STATEID_SIZE);
         WRITE32(OP_SETATTR);
-       WRITEMEM(arg->stateid.data, sizeof(arg->stateid.data));
+       WRITEMEM(arg->stateid.data, NFS4_STATEID_SIZE);
 
         if ((status = encode_attrs(xdr, arg->iap, server)))
                return status;
@@ -1234,9 +1311,9 @@ static int encode_setclientid(struct xdr_stream *xdr, const struct nfs4_setclien
 {
        __be32 *p;
 
-       RESERVE_SPACE(4 + sizeof(setclientid->sc_verifier->data));
+       RESERVE_SPACE(4 + NFS4_VERIFIER_SIZE);
        WRITE32(OP_SETCLIENTID);
-       WRITEMEM(setclientid->sc_verifier->data, sizeof(setclientid->sc_verifier->data));
+       WRITEMEM(setclientid->sc_verifier->data, NFS4_VERIFIER_SIZE);
 
        encode_string(xdr, setclientid->sc_name_len, setclientid->sc_name);
        RESERVE_SPACE(4);
@@ -1253,10 +1330,10 @@ static int encode_setclientid_confirm(struct xdr_stream *xdr, const struct nfs_c
 {
         __be32 *p;
 
-        RESERVE_SPACE(12 + sizeof(client_state->cl_confirm.data));
+        RESERVE_SPACE(12 + NFS4_VERIFIER_SIZE);
         WRITE32(OP_SETCLIENTID_CONFIRM);
         WRITE64(client_state->cl_clientid);
-        WRITEMEM(client_state->cl_confirm.data, sizeof(client_state->cl_confirm.data));
+        WRITEMEM(client_state->cl_confirm.data, NFS4_VERIFIER_SIZE);
 
         return 0;
 }
@@ -1284,10 +1361,10 @@ static int encode_delegreturn(struct xdr_stream *xdr, const nfs4_stateid *statei
 {
        __be32 *p;
 
-       RESERVE_SPACE(20);
+       RESERVE_SPACE(4+NFS4_STATEID_SIZE);
 
        WRITE32(OP_DELEGRETURN);
-       WRITEMEM(stateid->data, sizeof(stateid->data));
+       WRITEMEM(stateid->data, NFS4_STATEID_SIZE);
        return 0;
 
 }
@@ -1302,14 +1379,20 @@ static int nfs4_xdr_enc_access(struct rpc_rqst *req, __be32 *p, const struct nfs
 {
        struct xdr_stream xdr;
        struct compound_hdr hdr = {
-               .nops = 2,
+               .nops = 3,
        };
        int status;
 
        xdr_init_encode(&xdr, &req->rq_snd_buf, p);
        encode_compound_hdr(&xdr, &hdr);
-       if ((status = encode_putfh(&xdr, args->fh)) == 0)
-               status = encode_access(&xdr, args->access);
+       status = encode_putfh(&xdr, args->fh);
+       if (status != 0)
+               goto out;
+       status = encode_access(&xdr, args->access);
+       if (status != 0)
+               goto out;
+       status = encode_getfattr(&xdr, args->bitmask);
+out:
        return status;
 }
 
@@ -1361,7 +1444,7 @@ out:
 /*
  * Encode REMOVE request
  */
-static int nfs4_xdr_enc_remove(struct rpc_rqst *req, __be32 *p, const struct nfs4_remove_arg *args)
+static int nfs4_xdr_enc_remove(struct rpc_rqst *req, __be32 *p, const struct nfs_removeargs *args)
 {
        struct xdr_stream xdr;
        struct compound_hdr hdr = {
@@ -1373,7 +1456,7 @@ static int nfs4_xdr_enc_remove(struct rpc_rqst *req, __be32 *p, const struct nfs
        encode_compound_hdr(&xdr, &hdr);
        if ((status = encode_putfh(&xdr, args->fh)) != 0)
                goto out;
-       if ((status = encode_remove(&xdr, args->name)) != 0)
+       if ((status = encode_remove(&xdr, &args->name)) != 0)
                goto out;
        status = encode_getfattr(&xdr, args->bitmask);
 out:
@@ -1697,6 +1780,8 @@ static int nfs4_xdr_enc_readlink(struct rpc_rqst *req, __be32 *p, const struct n
        struct compound_hdr hdr = {
                .nops = 2,
        };
+       struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth;
+       unsigned int replen;
        int status;
 
        xdr_init_encode(&xdr, &req->rq_snd_buf, p);
@@ -1705,6 +1790,15 @@ static int nfs4_xdr_enc_readlink(struct rpc_rqst *req, __be32 *p, const struct n
        if(status)
                goto out;
        status = encode_readlink(&xdr, args, req);
+
+       /* set up reply kvec
+        *    toplevel_status + taglen + rescount + OP_PUTFH + status
+        *      + OP_READLINK + status + string length = 8
+        */
+       replen = (RPC_REPHDRSIZE + auth->au_rslack + NFS4_dec_readlink_sz) << 2;
+       xdr_inline_pages(&req->rq_rcv_buf, replen, args->pages,
+                       args->pgbase, args->pglen);
+
 out:
        return status;
 }
@@ -1718,6 +1812,8 @@ static int nfs4_xdr_enc_readdir(struct rpc_rqst *req, __be32 *p, const struct nf
        struct compound_hdr hdr = {
                .nops = 2,
        };
+       struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth;
+       int replen;
        int status;
 
        xdr_init_encode(&xdr, &req->rq_snd_buf, p);
@@ -1726,6 +1822,18 @@ static int nfs4_xdr_enc_readdir(struct rpc_rqst *req, __be32 *p, const struct nf
        if(status)
                goto out;
        status = encode_readdir(&xdr, args, req);
+
+       /* set up reply kvec
+        *    toplevel_status + taglen + rescount + OP_PUTFH + status
+        *      + OP_READDIR + status + verifer(2)  = 9
+        */
+       replen = (RPC_REPHDRSIZE + auth->au_rslack + NFS4_dec_readdir_sz) << 2;
+       xdr_inline_pages(&req->rq_rcv_buf, replen, args->pages,
+                        args->pgbase, args->count);
+       dprintk("%s: inlined page args = (%u, %p, %u, %u)\n",
+                       __func__, replen, args->pages,
+                       args->pgbase, args->count);
+
 out:
        return status;
 }
@@ -1735,7 +1843,7 @@ out:
  */
 static int nfs4_xdr_enc_read(struct rpc_rqst *req, __be32 *p, struct nfs_readargs *args)
 {
-       struct rpc_auth *auth = req->rq_task->tk_auth;
+       struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth;
        struct xdr_stream xdr;
        struct compound_hdr hdr = {
                .nops = 2,
@@ -1758,6 +1866,7 @@ static int nfs4_xdr_enc_read(struct rpc_rqst *req, __be32 *p, struct nfs_readarg
        replen = (RPC_REPHDRSIZE + auth->au_rslack + NFS4_dec_read_sz) << 2;
        xdr_inline_pages(&req->rq_rcv_buf, replen,
                         args->pages, args->pgbase, args->count);
+       req->rq_rcv_buf.flags |= XDRBUF_READ;
 out:
        return status;
 }
@@ -1795,7 +1904,7 @@ nfs4_xdr_enc_getacl(struct rpc_rqst *req, __be32 *p,
                struct nfs_getaclargs *args)
 {
        struct xdr_stream xdr;
-       struct rpc_auth *auth = req->rq_task->tk_auth;
+       struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth;
        struct compound_hdr hdr = {
                .nops   = 2,
        };
@@ -1834,6 +1943,7 @@ static int nfs4_xdr_enc_write(struct rpc_rqst *req, __be32 *p, struct nfs_writea
        status = encode_write(&xdr, args);
        if (status)
                goto out;
+       req->rq_snd_buf.flags |= XDRBUF_WRITE;
        status = encode_getfattr(&xdr, args->bitmask);
 out:
        return status;
@@ -2030,7 +2140,7 @@ static int nfs4_xdr_enc_fs_locations(struct rpc_rqst *req, __be32 *p, struct nfs
        struct compound_hdr hdr = {
                .nops = 3,
        };
-       struct rpc_auth *auth = req->rq_task->tk_auth;
+       struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth;
        int replen;
        int status;
 
@@ -2081,10 +2191,10 @@ out:
 #define READ_BUF(nbytes)  do { \
        p = xdr_inline_decode(xdr, nbytes); \
        if (unlikely(!p)) { \
-               printk(KERN_INFO "%s: prematurely hit end of receive" \
-                               " buffer\n", __FUNCTION__); \
-               printk(KERN_INFO "%s: xdr->p=%p, bytes=%u, xdr->end=%p\n", \
-                               __FUNCTION__, xdr->p, nbytes, xdr->end); \
+               dprintk("nfs: %s: prematurely hit end of receive" \
+                               " buffer\n", __func__); \
+               dprintk("nfs: %s: xdr->p=%p, bytes=%u, xdr->end=%p\n", \
+                               __func__, xdr->p, nbytes, xdr->end); \
                return -EIO; \
        } \
 } while (0)
@@ -2124,15 +2234,14 @@ static int decode_op_hdr(struct xdr_stream *xdr, enum nfs_opnum4 expected)
        READ_BUF(8);
        READ32(opnum);
        if (opnum != expected) {
-               printk(KERN_NOTICE
-                               "nfs4_decode_op_hdr: Server returned operation"
-                               " %d but we issued a request for %d\n",
+               dprintk("nfs: Server returned operation"
+                       " %d but we issued a request for %d\n",
                                opnum, expected);
                return -EIO;
        }
        READ32(nfserr);
        if (nfserr != NFS_OK)
-               return -nfs4_stat_to_errno(nfserr);
+               return nfs4_stat_to_errno(nfserr);
        return 0;
 }
 
@@ -2182,7 +2291,7 @@ static int decode_attr_supported(struct xdr_stream *xdr, uint32_t *bitmap, uint3
                bitmap[0] &= ~FATTR4_WORD0_SUPPORTED_ATTRS;
        } else
                bitmask[0] = bitmask[1] = 0;
-       dprintk("%s: bitmask=0x%x%x\n", __FUNCTION__, bitmask[0], bitmask[1]);
+       dprintk("%s: bitmask=%08x:%08x\n", __func__, bitmask[0], bitmask[1]);
        return 0;
 }
 
@@ -2197,12 +2306,12 @@ static int decode_attr_type(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *
                READ_BUF(4);
                READ32(*type);
                if (*type < NF4REG || *type > NF4NAMEDATTR) {
-                       dprintk("%s: bad type %d\n", __FUNCTION__, *type);
+                       dprintk("%s: bad type %d\n", __func__, *type);
                        return -EIO;
                }
                bitmap[0] &= ~FATTR4_WORD0_TYPE;
        }
-       dprintk("%s: type=0%o\n", __FUNCTION__, nfs_type2fmt[*type].nfs2type);
+       dprintk("%s: type=0%o\n", __func__, nfs_type2fmt[*type].nfs2type);
        return 0;
 }
 
@@ -2218,7 +2327,7 @@ static int decode_attr_change(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t
                READ64(*change);
                bitmap[0] &= ~FATTR4_WORD0_CHANGE;
        }
-       dprintk("%s: change attribute=%Lu\n", __FUNCTION__,
+       dprintk("%s: change attribute=%Lu\n", __func__,
                        (unsigned long long)*change);
        return 0;
 }
@@ -2235,7 +2344,7 @@ static int decode_attr_size(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *
                READ64(*size);
                bitmap[0] &= ~FATTR4_WORD0_SIZE;
        }
-       dprintk("%s: file size=%Lu\n", __FUNCTION__, (unsigned long long)*size);
+       dprintk("%s: file size=%Lu\n", __func__, (unsigned long long)*size);
        return 0;
 }
 
@@ -2251,7 +2360,7 @@ static int decode_attr_link_support(struct xdr_stream *xdr, uint32_t *bitmap, ui
                READ32(*res);
                bitmap[0] &= ~FATTR4_WORD0_LINK_SUPPORT;
        }
-       dprintk("%s: link support=%s\n", __FUNCTION__, *res == 0 ? "false" : "true");
+       dprintk("%s: link support=%s\n", __func__, *res == 0 ? "false" : "true");
        return 0;
 }
 
@@ -2267,7 +2376,7 @@ static int decode_attr_symlink_support(struct xdr_stream *xdr, uint32_t *bitmap,
                READ32(*res);
                bitmap[0] &= ~FATTR4_WORD0_SYMLINK_SUPPORT;
        }
-       dprintk("%s: symlink support=%s\n", __FUNCTION__, *res == 0 ? "false" : "true");
+       dprintk("%s: symlink support=%s\n", __func__, *res == 0 ? "false" : "true");
        return 0;
 }
 
@@ -2285,7 +2394,7 @@ static int decode_attr_fsid(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs
                READ64(fsid->minor);
                bitmap[0] &= ~FATTR4_WORD0_FSID;
        }
-       dprintk("%s: fsid=(0x%Lx/0x%Lx)\n", __FUNCTION__,
+       dprintk("%s: fsid=(0x%Lx/0x%Lx)\n", __func__,
                        (unsigned long long)fsid->major,
                        (unsigned long long)fsid->minor);
        return 0;
@@ -2303,7 +2412,7 @@ static int decode_attr_lease_time(struct xdr_stream *xdr, uint32_t *bitmap, uint
                READ32(*res);
                bitmap[0] &= ~FATTR4_WORD0_LEASE_TIME;
        }
-       dprintk("%s: file size=%u\n", __FUNCTION__, (unsigned int)*res);
+       dprintk("%s: file size=%u\n", __func__, (unsigned int)*res);
        return 0;
 }
 
@@ -2319,7 +2428,7 @@ static int decode_attr_aclsupport(struct xdr_stream *xdr, uint32_t *bitmap, uint
                READ32(*res);
                bitmap[0] &= ~FATTR4_WORD0_ACLSUPPORT;
        }
-       dprintk("%s: ACLs supported=%u\n", __FUNCTION__, (unsigned int)*res);
+       dprintk("%s: ACLs supported=%u\n", __func__, (unsigned int)*res);
        return 0;
 }
 
@@ -2335,7 +2444,7 @@ static int decode_attr_fileid(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t
                READ64(*fileid);
                bitmap[0] &= ~FATTR4_WORD0_FILEID;
        }
-       dprintk("%s: fileid=%Lu\n", __FUNCTION__, (unsigned long long)*fileid);
+       dprintk("%s: fileid=%Lu\n", __func__, (unsigned long long)*fileid);
        return 0;
 }
 
@@ -2351,7 +2460,7 @@ static int decode_attr_mounted_on_fileid(struct xdr_stream *xdr, uint32_t *bitma
                READ64(*fileid);
                bitmap[1] &= ~FATTR4_WORD1_MOUNTED_ON_FILEID;
        }
-       dprintk("%s: fileid=%Lu\n", __FUNCTION__, (unsigned long long)*fileid);
+       dprintk("%s: fileid=%Lu\n", __func__, (unsigned long long)*fileid);
        return 0;
 }
 
@@ -2368,7 +2477,7 @@ static int decode_attr_files_avail(struct xdr_stream *xdr, uint32_t *bitmap, uin
                READ64(*res);
                bitmap[0] &= ~FATTR4_WORD0_FILES_AVAIL;
        }
-       dprintk("%s: files avail=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+       dprintk("%s: files avail=%Lu\n", __func__, (unsigned long long)*res);
        return status;
 }
 
@@ -2385,7 +2494,7 @@ static int decode_attr_files_free(struct xdr_stream *xdr, uint32_t *bitmap, uint
                READ64(*res);
                bitmap[0] &= ~FATTR4_WORD0_FILES_FREE;
        }
-       dprintk("%s: files free=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+       dprintk("%s: files free=%Lu\n", __func__, (unsigned long long)*res);
        return status;
 }
 
@@ -2402,20 +2511,18 @@ static int decode_attr_files_total(struct xdr_stream *xdr, uint32_t *bitmap, uin
                READ64(*res);
                bitmap[0] &= ~FATTR4_WORD0_FILES_TOTAL;
        }
-       dprintk("%s: files total=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+       dprintk("%s: files total=%Lu\n", __func__, (unsigned long long)*res);
        return status;
 }
 
 static int decode_pathname(struct xdr_stream *xdr, struct nfs4_pathname *path)
 {
-       int n;
+       u32 n;
        __be32 *p;
        int status = 0;
 
        READ_BUF(4);
        READ32(n);
-       if (n < 0)
-               goto out_eio;
        if (n == 0)
                goto root_path;
        dprintk("path ");
@@ -2462,7 +2569,7 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
        status = 0;
        if (unlikely(!(bitmap[0] & FATTR4_WORD0_FS_LOCATIONS)))
                goto out;
-       dprintk("%s: fsroot ", __FUNCTION__);
+       dprintk("%s: fsroot ", __func__);
        status = decode_pathname(xdr, &res->fs_path);
        if (unlikely(status != 0))
                goto out;
@@ -2472,16 +2579,14 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
                goto out_eio;
        res->nlocations = 0;
        while (res->nlocations < n) {
-               int m;
+               u32 m;
                struct nfs4_fs_location *loc = &res->locations[res->nlocations];
 
                READ_BUF(4);
                READ32(m);
-               if (m <= 0)
-                       goto out_eio;
 
                loc->nservers = 0;
-               dprintk("%s: servers ", __FUNCTION__);
+               dprintk("%s: servers ", __func__);
                while (loc->nservers < m) {
                        struct nfs4_string *server = &loc->servers[loc->nservers];
                        status = decode_opaque_inline(xdr, &server->len, &server->data);
@@ -2491,10 +2596,14 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
                        if (loc->nservers < NFS4_FS_LOCATION_MAXSERVERS)
                                loc->nservers++;
                        else {
-                               int i;
-                               dprintk("%s: using first %d of %d servers returned for location %d\n", __FUNCTION__, NFS4_FS_LOCATION_MAXSERVERS, m, res->nlocations);
+                               unsigned int i;
+                               dprintk("%s: using first %u of %u servers "
+                                       "returned for location %u\n",
+                                               __func__,
+                                               NFS4_FS_LOCATION_MAXSERVERS,
+                                               m, res->nlocations);
                                for (i = loc->nservers; i < m; i++) {
-                                       int len;
+                                       unsigned int len;
                                        char *data;
                                        status = decode_opaque_inline(xdr, &len, &data);
                                        if (unlikely(status != 0))
@@ -2509,7 +2618,7 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
                        res->nlocations++;
        }
 out:
-       dprintk("%s: fs_locations done, error = %d\n", __FUNCTION__, status);
+       dprintk("%s: fs_locations done, error = %d\n", __func__, status);
        return status;
 out_eio:
        status = -EIO;
@@ -2529,7 +2638,7 @@ static int decode_attr_maxfilesize(struct xdr_stream *xdr, uint32_t *bitmap, uin
                READ64(*res);
                bitmap[0] &= ~FATTR4_WORD0_MAXFILESIZE;
        }
-       dprintk("%s: maxfilesize=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+       dprintk("%s: maxfilesize=%Lu\n", __func__, (unsigned long long)*res);
        return status;
 }
 
@@ -2546,7 +2655,7 @@ static int decode_attr_maxlink(struct xdr_stream *xdr, uint32_t *bitmap, uint32_
                READ32(*maxlink);
                bitmap[0] &= ~FATTR4_WORD0_MAXLINK;
        }
-       dprintk("%s: maxlink=%u\n", __FUNCTION__, *maxlink);
+       dprintk("%s: maxlink=%u\n", __func__, *maxlink);
        return status;
 }
 
@@ -2563,7 +2672,7 @@ static int decode_attr_maxname(struct xdr_stream *xdr, uint32_t *bitmap, uint32_
                READ32(*maxname);
                bitmap[0] &= ~FATTR4_WORD0_MAXNAME;
        }
-       dprintk("%s: maxname=%u\n", __FUNCTION__, *maxname);
+       dprintk("%s: maxname=%u\n", __func__, *maxname);
        return status;
 }
 
@@ -2584,7 +2693,7 @@ static int decode_attr_maxread(struct xdr_stream *xdr, uint32_t *bitmap, uint32_
                *res = (uint32_t)maxread;
                bitmap[0] &= ~FATTR4_WORD0_MAXREAD;
        }
-       dprintk("%s: maxread=%lu\n", __FUNCTION__, (unsigned long)*res);
+       dprintk("%s: maxread=%lu\n", __func__, (unsigned long)*res);
        return status;
 }
 
@@ -2605,7 +2714,7 @@ static int decode_attr_maxwrite(struct xdr_stream *xdr, uint32_t *bitmap, uint32
                *res = (uint32_t)maxwrite;
                bitmap[0] &= ~FATTR4_WORD0_MAXWRITE;
        }
-       dprintk("%s: maxwrite=%lu\n", __FUNCTION__, (unsigned long)*res);
+       dprintk("%s: maxwrite=%lu\n", __func__, (unsigned long)*res);
        return status;
 }
 
@@ -2622,7 +2731,7 @@ static int decode_attr_mode(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *
                *mode &= ~S_IFMT;
                bitmap[1] &= ~FATTR4_WORD1_MODE;
        }
-       dprintk("%s: file mode=0%o\n", __FUNCTION__, (unsigned int)*mode);
+       dprintk("%s: file mode=0%o\n", __func__, (unsigned int)*mode);
        return 0;
 }
 
@@ -2638,11 +2747,11 @@ static int decode_attr_nlink(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t
                READ32(*nlink);
                bitmap[1] &= ~FATTR4_WORD1_NUMLINKS;
        }
-       dprintk("%s: nlink=%u\n", __FUNCTION__, (unsigned int)*nlink);
+       dprintk("%s: nlink=%u\n", __func__, (unsigned int)*nlink);
        return 0;
 }
 
-static int decode_attr_owner(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs_client *clp, int32_t *uid)
+static int decode_attr_owner(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs_client *clp, uint32_t *uid)
 {
        uint32_t len;
        __be32 *p;
@@ -2657,17 +2766,17 @@ static int decode_attr_owner(struct xdr_stream *xdr, uint32_t *bitmap, struct nf
                if (len < XDR_MAX_NETOBJ) {
                        if (nfs_map_name_to_uid(clp, (char *)p, len, uid) != 0)
                                dprintk("%s: nfs_map_name_to_uid failed!\n",
-                                               __FUNCTION__);
+                                               __func__);
                } else
-                       printk(KERN_WARNING "%s: name too long (%u)!\n",
-                                       __FUNCTION__, len);
+                       dprintk("%s: name too long (%u)!\n",
+                                       __func__, len);
                bitmap[1] &= ~FATTR4_WORD1_OWNER;
        }
-       dprintk("%s: uid=%d\n", __FUNCTION__, (int)*uid);
+       dprintk("%s: uid=%d\n", __func__, (int)*uid);
        return 0;
 }
 
-static int decode_attr_group(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs_client *clp, int32_t *gid)
+static int decode_attr_group(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs_client *clp, uint32_t *gid)
 {
        uint32_t len;
        __be32 *p;
@@ -2682,13 +2791,13 @@ static int decode_attr_group(struct xdr_stream *xdr, uint32_t *bitmap, struct nf
                if (len < XDR_MAX_NETOBJ) {
                        if (nfs_map_group_to_gid(clp, (char *)p, len, gid) != 0)
                                dprintk("%s: nfs_map_group_to_gid failed!\n",
-                                               __FUNCTION__);
+                                               __func__);
                } else
-                       printk(KERN_WARNING "%s: name too long (%u)!\n",
-                                       __FUNCTION__, len);
+                       dprintk("%s: name too long (%u)!\n",
+                                       __func__, len);
                bitmap[1] &= ~FATTR4_WORD1_OWNER_GROUP;
        }
-       dprintk("%s: gid=%d\n", __FUNCTION__, (int)*gid);
+       dprintk("%s: gid=%d\n", __func__, (int)*gid);
        return 0;
 }
 
@@ -2711,7 +2820,7 @@ static int decode_attr_rdev(struct xdr_stream *xdr, uint32_t *bitmap, dev_t *rde
                        *rdev = tmp;
                bitmap[1] &= ~ FATTR4_WORD1_RAWDEV;
        }
-       dprintk("%s: rdev=(0x%x:0x%x)\n", __FUNCTION__, major, minor);
+       dprintk("%s: rdev=(0x%x:0x%x)\n", __func__, major, minor);
        return 0;
 }
 
@@ -2728,7 +2837,7 @@ static int decode_attr_space_avail(struct xdr_stream *xdr, uint32_t *bitmap, uin
                READ64(*res);
                bitmap[1] &= ~FATTR4_WORD1_SPACE_AVAIL;
        }
-       dprintk("%s: space avail=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+       dprintk("%s: space avail=%Lu\n", __func__, (unsigned long long)*res);
        return status;
 }
 
@@ -2745,7 +2854,7 @@ static int decode_attr_space_free(struct xdr_stream *xdr, uint32_t *bitmap, uint
                READ64(*res);
                bitmap[1] &= ~FATTR4_WORD1_SPACE_FREE;
        }
-       dprintk("%s: space free=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+       dprintk("%s: space free=%Lu\n", __func__, (unsigned long long)*res);
        return status;
 }
 
@@ -2762,7 +2871,7 @@ static int decode_attr_space_total(struct xdr_stream *xdr, uint32_t *bitmap, uin
                READ64(*res);
                bitmap[1] &= ~FATTR4_WORD1_SPACE_TOTAL;
        }
-       dprintk("%s: space total=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+       dprintk("%s: space total=%Lu\n", __func__, (unsigned long long)*res);
        return status;
 }
 
@@ -2778,7 +2887,7 @@ static int decode_attr_space_used(struct xdr_stream *xdr, uint32_t *bitmap, uint
                READ64(*used);
                bitmap[1] &= ~FATTR4_WORD1_SPACE_USED;
        }
-       dprintk("%s: space used=%Lu\n", __FUNCTION__,
+       dprintk("%s: space used=%Lu\n", __func__,
                        (unsigned long long)*used);
        return 0;
 }
@@ -2809,7 +2918,7 @@ static int decode_attr_time_access(struct xdr_stream *xdr, uint32_t *bitmap, str
                status = decode_attr_time(xdr, time);
                bitmap[1] &= ~FATTR4_WORD1_TIME_ACCESS;
        }
-       dprintk("%s: atime=%ld\n", __FUNCTION__, (long)time->tv_sec);
+       dprintk("%s: atime=%ld\n", __func__, (long)time->tv_sec);
        return status;
 }
 
@@ -2825,7 +2934,7 @@ static int decode_attr_time_metadata(struct xdr_stream *xdr, uint32_t *bitmap, s
                status = decode_attr_time(xdr, time);
                bitmap[1] &= ~FATTR4_WORD1_TIME_METADATA;
        }
-       dprintk("%s: ctime=%ld\n", __FUNCTION__, (long)time->tv_sec);
+       dprintk("%s: ctime=%ld\n", __func__, (long)time->tv_sec);
        return status;
 }
 
@@ -2841,7 +2950,7 @@ static int decode_attr_time_modify(struct xdr_stream *xdr, uint32_t *bitmap, str
                status = decode_attr_time(xdr, time);
                bitmap[1] &= ~FATTR4_WORD1_TIME_MODIFY;
        }
-       dprintk("%s: mtime=%ld\n", __FUNCTION__, (long)time->tv_sec);
+       dprintk("%s: mtime=%ld\n", __func__, (long)time->tv_sec);
        return status;
 }
 
@@ -2851,8 +2960,9 @@ static int verify_attr_len(struct xdr_stream *xdr, __be32 *savep, uint32_t attrl
        unsigned int nwords = xdr->p - savep;
 
        if (unlikely(attrwords != nwords)) {
-               printk(KERN_WARNING "%s: server returned incorrect attribute length: %u %c %u\n",
-                               __FUNCTION__,
+               dprintk("%s: server returned incorrect attribute length: "
+                       "%u %c %u\n",
+                               __func__,
                                attrwords << 2,
                                (attrwords < nwords) ? '<' : '>',
                                nwords << 2);
@@ -2895,10 +3005,12 @@ static int decode_close(struct xdr_stream *xdr, struct nfs_closeres *res)
        int status;
 
        status = decode_op_hdr(xdr, OP_CLOSE);
+       if (status != -EIO)
+               nfs_increment_open_seqid(status, res->seqid);
        if (status)
                return status;
-       READ_BUF(sizeof(res->stateid.data));
-       COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+       READ_BUF(NFS4_STATEID_SIZE);
+       COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
        return 0;
 }
 
@@ -2955,7 +3067,7 @@ static int decode_server_caps(struct xdr_stream *xdr, struct nfs4_server_caps_re
                goto xdr_error;
        status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-       dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
+       dprintk("%s: xdr returned %d!\n", __func__, -status);
        return status;
 }
        
@@ -2988,7 +3100,7 @@ static int decode_statfs(struct xdr_stream *xdr, struct nfs_fsstat *fsstat)
 
        status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-       dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
+       dprintk("%s: xdr returned %d!\n", __func__, -status);
        return status;
 }
 
@@ -3013,7 +3125,7 @@ static int decode_pathconf(struct xdr_stream *xdr, struct nfs_pathconf *pathconf
 
        status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-       dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
+       dprintk("%s: xdr returned %d!\n", __func__, -status);
        return status;
 }
 
@@ -3081,7 +3193,7 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons
        if ((status = verify_attr_len(xdr, savep, attrlen)) == 0)
                fattr->valid = NFS_ATTR_FATTR | NFS_ATTR_FATTR_V3 | NFS_ATTR_FATTR_V4;
 xdr_error:
-       dprintk("%s: xdr returned %d\n", __FUNCTION__, -status);
+       dprintk("%s: xdr returned %d\n", __func__, -status);
        return status;
 }
 
@@ -3114,7 +3226,7 @@ static int decode_fsinfo(struct xdr_stream *xdr, struct nfs_fsinfo *fsinfo)
 
        status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-       dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
+       dprintk("%s: xdr returned %d!\n", __func__, -status);
        return status;
 }
 
@@ -3124,11 +3236,12 @@ static int decode_getfh(struct xdr_stream *xdr, struct nfs_fh *fh)
        uint32_t len;
        int status;
 
+       /* Zero handle first to allow comparisons */
+       memset(fh, 0, sizeof(*fh));
+
        status = decode_op_hdr(xdr, OP_GETFH);
        if (status)
                return status;
-       /* Zero handle first to allow comparisons */
-       memset(fh, 0, sizeof(*fh));
 
        READ_BUF(4);
        READ32(len);
@@ -3185,11 +3298,17 @@ static int decode_lock(struct xdr_stream *xdr, struct nfs_lock_res *res)
        int status;
 
        status = decode_op_hdr(xdr, OP_LOCK);
+       if (status == -EIO)
+               goto out;
        if (status == 0) {
-               READ_BUF(sizeof(res->stateid.data));
-               COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+               READ_BUF(NFS4_STATEID_SIZE);
+               COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
        } else if (status == -NFS4ERR_DENIED)
-               return decode_lock_denied(xdr, NULL);
+               status = decode_lock_denied(xdr, NULL);
+       if (res->open_seqid != NULL)
+               nfs_increment_open_seqid(status, res->open_seqid);
+       nfs_increment_lock_seqid(status, res->lock_seqid);
+out:
        return status;
 }
 
@@ -3208,9 +3327,11 @@ static int decode_locku(struct xdr_stream *xdr, struct nfs_locku_res *res)
        int status;
 
        status = decode_op_hdr(xdr, OP_LOCKU);
+       if (status != -EIO)
+               nfs_increment_lock_seqid(status, res->seqid);
        if (status == 0) {
-               READ_BUF(sizeof(res->stateid.data));
-               COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+               READ_BUF(NFS4_STATEID_SIZE);
+               COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
        }
        return status;
 }
@@ -3251,8 +3372,8 @@ static int decode_delegation(struct xdr_stream *xdr, struct nfs_openres *res)
                res->delegation_type = 0;
                return 0;
        }
-       READ_BUF(20);
-       COPYMEM(res->delegation.data, sizeof(res->delegation.data));
+       READ_BUF(NFS4_STATEID_SIZE+4);
+       COPYMEM(res->delegation.data, NFS4_STATEID_SIZE);
        READ32(res->do_recall);
        switch (delegation_type) {
                case NFS4_OPEN_DELEGATE_READ:
@@ -3269,14 +3390,16 @@ static int decode_delegation(struct xdr_stream *xdr, struct nfs_openres *res)
 static int decode_open(struct xdr_stream *xdr, struct nfs_openres *res)
 {
         __be32 *p;
-        uint32_t bmlen;
+       uint32_t savewords, bmlen, i;
         int status;
 
         status = decode_op_hdr(xdr, OP_OPEN);
+       if (status != -EIO)
+               nfs_increment_open_seqid(status, res->seqid);
         if (status)
                 return status;
-        READ_BUF(sizeof(res->stateid.data));
-        COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+        READ_BUF(NFS4_STATEID_SIZE);
+        COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
 
         decode_change_info(xdr, &res->cinfo);
 
@@ -3287,10 +3410,15 @@ static int decode_open(struct xdr_stream *xdr, struct nfs_openres *res)
                 goto xdr_error;
 
         READ_BUF(bmlen << 2);
-        p += bmlen;
+       savewords = min_t(uint32_t, bmlen, NFS4_BITMAP_SIZE);
+       for (i = 0; i < savewords; ++i)
+               READ32(res->attrset[i]);
+       for (; i < NFS4_BITMAP_SIZE; i++)
+               res->attrset[i] = 0;
+
        return decode_delegation(xdr, res);
 xdr_error:
-       dprintk("%s: Bitmap too large! Length = %u\n", __FUNCTION__, bmlen);
+       dprintk("%s: Bitmap too large! Length = %u\n", __func__, bmlen);
        return -EIO;
 }
 
@@ -3300,10 +3428,12 @@ static int decode_open_confirm(struct xdr_stream *xdr, struct nfs_open_confirmre
        int status;
 
         status = decode_op_hdr(xdr, OP_OPEN_CONFIRM);
+       if (status != -EIO)
+               nfs_increment_open_seqid(status, res->seqid);
         if (status)
                 return status;
-        READ_BUF(sizeof(res->stateid.data));
-        COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+        READ_BUF(NFS4_STATEID_SIZE);
+        COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
         return 0;
 }
 
@@ -3313,10 +3443,12 @@ static int decode_open_downgrade(struct xdr_stream *xdr, struct nfs_closeres *re
        int status;
 
        status = decode_op_hdr(xdr, OP_OPEN_DOWNGRADE);
+       if (status != -EIO)
+               nfs_increment_open_seqid(status, res->seqid);
        if (status)
                return status;
-       READ_BUF(sizeof(res->stateid.data));
-       COPYMEM(res->stateid.data, sizeof(res->stateid.data));
+       READ_BUF(NFS4_STATEID_SIZE);
+       COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
        return 0;
 }
 
@@ -3346,7 +3478,7 @@ static int decode_read(struct xdr_stream *xdr, struct rpc_rqst *req, struct nfs_
        hdrlen = (u8 *) p - (u8 *) iov->iov_base;
        recvd = req->rq_rcv_buf.len - hdrlen;
        if (count > recvd) {
-               printk(KERN_WARNING "NFS: server cheating in read reply: "
+               dprintk("NFS: server cheating in read reply: "
                                "count %u > recvd %u\n", count, recvd);
                count = recvd;
                eof = 0;
@@ -3362,18 +3494,19 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n
        struct xdr_buf  *rcvbuf = &req->rq_rcv_buf;
        struct page     *page = *rcvbuf->pages;
        struct kvec     *iov = rcvbuf->head;
-       unsigned int    nr, pglen = rcvbuf->page_len;
+       size_t          hdrlen;
+       u32             recvd, pglen = rcvbuf->page_len;
        __be32          *end, *entry, *p, *kaddr;
-       uint32_t        len, attrlen, xlen;
-       int             hdrlen, recvd, status;
+       unsigned int    nr = 0;
+       int             status;
 
        status = decode_op_hdr(xdr, OP_READDIR);
        if (status)
                return status;
        READ_BUF(8);
        COPYMEM(readdir->verifier.data, 8);
-       dprintk("%s: verifier = 0x%x%x\n",
-                       __FUNCTION__,
+       dprintk("%s: verifier = %08x:%08x\n",
+                       __func__,
                        ((u32 *)readdir->verifier.data)[0],
                        ((u32 *)readdir->verifier.data)[1]);
 
@@ -3388,14 +3521,21 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n
        kaddr = p = kmap_atomic(page, KM_USER0);
        end = p + ((pglen + readdir->pgbase) >> 2);
        entry = p;
-       for (nr = 0; *p++; nr++) {
+
+       /* Make sure the packet actually has a value_follows and EOF entry */
+       if ((entry + 1) > end)
+               goto short_pkt;
+
+       for (; *p++; nr++) {
+               u32 len, attrlen, xlen;
                if (end - p < 3)
                        goto short_pkt;
                dprintk("cookie = %Lu, ", *((unsigned long long *)p));
                p += 2;                 /* cookie */
                len = ntohl(*p++);      /* filename length */
                if (len > NFS4_MAXNAMLEN) {
-                       printk(KERN_WARNING "NFS: giant filename in readdir (len 0x%x)\n", len);
+                       dprintk("NFS: giant filename in readdir (len 0x%x)\n",
+                                       len);
                        goto err_unmap;
                }
                xlen = XDR_QUADLEN(len);
@@ -3413,20 +3553,32 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n
                p += attrlen;           /* attributes */
                entry = p;
        }
-       if (!nr && (entry[0] != 0 || entry[1] == 0))
-               goto short_pkt;
+       /*
+        * Apparently some server sends responses that are a valid size, but
+        * contain no entries, and have value_follows==0 and EOF==0. For
+        * those, just set the EOF marker.
+        */
+       if (!nr && entry[1] == 0) {
+               dprintk("NFS: readdir reply truncated!\n");
+               entry[1] = 1;
+       }
 out:   
        kunmap_atomic(kaddr, KM_USER0);
        return 0;
 short_pkt:
-       dprintk("%s: short packet at entry %d\n", __FUNCTION__, nr);
+       /*
+        * When we get a short packet there are 2 possibilities. We can
+        * return an error, or fix up the response to look like a valid
+        * response and return what we have so far. If there are no
+        * entries and the packet was short, then return -EIO. If there
+        * are valid entries in the response, return them and pretend that
+        * the call was successful, but incomplete. The caller can retry the
+        * readdir starting at the last cookie.
+        */
+       dprintk("%s: short packet at entry %d\n", __func__, nr);
        entry[0] = entry[1] = 0;
-       /* truncate listing ? */
-       if (!nr) {
-               printk(KERN_NOTICE "NFS: readdir reply truncated!\n");
-               entry[1] = 1;
-       }
-       goto out;
+       if (nr)
+               goto out;
 err_unmap:
        kunmap_atomic(kaddr, KM_USER0);
        return -errno_NFSERR_IO;
@@ -3436,7 +3588,8 @@ static int decode_readlink(struct xdr_stream *xdr, struct rpc_rqst *req)
 {
        struct xdr_buf *rcvbuf = &req->rq_rcv_buf;
        struct kvec *iov = rcvbuf->head;
-       int hdrlen, len, recvd;
+       size_t hdrlen;
+       u32 len, recvd;
        __be32 *p;
        char *kaddr;
        int status;
@@ -3449,13 +3602,13 @@ static int decode_readlink(struct xdr_stream *xdr, struct rpc_rqst *req)
        READ_BUF(4);
        READ32(len);
        if (len >= rcvbuf->page_len || len <= 0) {
-               dprintk(KERN_WARNING "nfs: server returned giant symlink!\n");
+               dprintk("nfs: server returned giant symlink!\n");
                return -ENAMETOOLONG;
        }
        hdrlen = (char *) xdr->p - (char *) iov->iov_base;
        recvd = req->rq_rcv_buf.len - hdrlen;
        if (recvd < len) {
-               printk(KERN_WARNING "NFS: server cheating in readlink reply: "
+               dprintk("NFS: server cheating in readlink reply: "
                                "count %u > recvd %u\n", len, recvd);
                return -EIO;
        }
@@ -3531,14 +3684,15 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req,
        if (unlikely(bitmap[0] & (FATTR4_WORD0_ACL - 1U)))
                return -EIO;
        if (likely(bitmap[0] & FATTR4_WORD0_ACL)) {
-               int hdrlen, recvd;
+               size_t hdrlen;
+               u32 recvd;
 
                /* We ignore &savep and don't do consistency checks on
                 * the attr length.  Let userspace figure it out.... */
                hdrlen = (u8 *)xdr->p - (u8 *)iov->iov_base;
                recvd = req->rq_rcv_buf.len - hdrlen;
                if (attrlen > recvd) {
-                       printk(KERN_WARNING "NFS: server cheating in getattr"
+                       dprintk("NFS: server cheating in getattr"
                                        " acl reply: attrlen %u > recvd %u\n",
                                        attrlen, recvd);
                        return -EINVAL;
@@ -3583,16 +3737,15 @@ static int decode_setclientid(struct xdr_stream *xdr, struct nfs_client *clp)
        READ_BUF(8);
        READ32(opnum);
        if (opnum != OP_SETCLIENTID) {
-               printk(KERN_NOTICE
-                               "nfs4_decode_setclientid: Server returned operation"
+               dprintk("nfs: decode_setclientid: Server returned operation"
                                " %d\n", opnum);
                return -EIO;
        }
        READ32(nfserr);
        if (nfserr == NFS_OK) {
-               READ_BUF(8 + sizeof(clp->cl_confirm.data));
+               READ_BUF(8 + NFS4_VERIFIER_SIZE);
                READ64(clp->cl_clientid);
-               COPYMEM(clp->cl_confirm.data, sizeof(clp->cl_confirm.data));
+               COPYMEM(clp->cl_confirm.data, NFS4_VERIFIER_SIZE);
        } else if (nfserr == NFSERR_CLID_INUSE) {
                uint32_t len;
 
@@ -3607,7 +3760,7 @@ static int decode_setclientid(struct xdr_stream *xdr, struct nfs_client *clp)
                READ_BUF(len);
                return -NFSERR_CLID_INUSE;
        } else
-               return -nfs4_stat_to_errno(nfserr);
+               return nfs4_stat_to_errno(nfserr);
 
        return 0;
 }
@@ -3678,8 +3831,13 @@ static int nfs4_xdr_dec_access(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_ac
        xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, p);
        if ((status = decode_compound_hdr(&xdr, &hdr)) != 0)
                goto out;
-       if ((status = decode_putfh(&xdr)) == 0)
-               status = decode_access(&xdr, res);
+       status = decode_putfh(&xdr);
+       if (status != 0)
+               goto out;
+       status = decode_access(&xdr, res);
+       if (status != 0)
+               goto out;
+       decode_getfattr(&xdr, res->fattr, res->server);
 out:
        return status;
 }
@@ -3730,7 +3888,7 @@ out:
 /*
  * Decode REMOVE response
  */
-static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_remove_res *res)
+static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, __be32 *p, struct nfs_removeres *res)
 {
        struct xdr_stream xdr;
        struct compound_hdr hdr;
@@ -3743,7 +3901,7 @@ static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_re
                goto out;
        if ((status = decode_remove(&xdr, &res->cinfo)) != 0)
                goto out;
-       decode_getfattr(&xdr, res->dir_attr, res->server);
+       decode_getfattr(&xdr, &res->dir_attr, res->server);
 out:
        return status;
 }
@@ -3988,12 +4146,11 @@ static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, __be32 *p, struct nfs_openr
         status = decode_open(&xdr, res);
         if (status)
                 goto out;
-       status = decode_getfh(&xdr, &res->fh);
-        if (status)
+       if (decode_getfh(&xdr, &res->fh) != 0)
                goto out;
        if (decode_getfattr(&xdr, res->f_attr, res->server) != 0)
                goto out;
-       if ((status = decode_restorefh(&xdr)) != 0)
+       if (decode_restorefh(&xdr) != 0)
                goto out;
        decode_getfattr(&xdr, res->dir_attr, res->server);
 out:
@@ -4265,7 +4422,7 @@ static int nfs4_xdr_dec_fsinfo(struct rpc_rqst *req, __be32 *p, struct nfs_fsinf
        if (!status)
                status = decode_fsinfo(&xdr, fsinfo);
        if (!status)
-               status = -nfs4_stat_to_errno(hdr.status);
+               status = nfs4_stat_to_errno(hdr.status);
        return status;
 }
 
@@ -4355,7 +4512,7 @@ static int nfs4_xdr_dec_setclientid(struct rpc_rqst *req, __be32 *p,
        if (!status)
                status = decode_setclientid(&xdr, clp);
        if (!status)
-               status = -nfs4_stat_to_errno(hdr.status);
+               status = nfs4_stat_to_errno(hdr.status);
        return status;
 }
 
@@ -4377,7 +4534,7 @@ static int nfs4_xdr_dec_setclientid_confirm(struct rpc_rqst *req, __be32 *p, str
        if (!status)
                status = decode_fsinfo(&xdr, fsinfo);
        if (!status)
-               status = -nfs4_stat_to_errno(hdr.status);
+               status = nfs4_stat_to_errno(hdr.status);
        return status;
 }
 
@@ -4487,42 +4644,42 @@ static struct {
        int errno;
 } nfs_errtbl[] = {
        { NFS4_OK,              0               },
-       { NFS4ERR_PERM,         EPERM           },
-       { NFS4ERR_NOENT,        ENOENT          },
-       { NFS4ERR_IO,           errno_NFSERR_IO },
-       { NFS4ERR_NXIO,         ENXIO           },
-       { NFS4ERR_ACCESS,       EACCES          },
-       { NFS4ERR_EXIST,        EEXIST          },
-       { NFS4ERR_XDEV,         EXDEV           },
-       { NFS4ERR_NOTDIR,       ENOTDIR         },
-       { NFS4ERR_ISDIR,        EISDIR          },
-       { NFS4ERR_INVAL,        EINVAL          },
-       { NFS4ERR_FBIG,         EFBIG           },
-       { NFS4ERR_NOSPC,        ENOSPC          },
-       { NFS4ERR_ROFS,         EROFS           },
-       { NFS4ERR_MLINK,        EMLINK          },
-       { NFS4ERR_NAMETOOLONG,  ENAMETOOLONG    },
-       { NFS4ERR_NOTEMPTY,     ENOTEMPTY       },
-       { NFS4ERR_DQUOT,        EDQUOT          },
-       { NFS4ERR_STALE,        ESTALE          },
-       { NFS4ERR_BADHANDLE,    EBADHANDLE      },
-       { NFS4ERR_BADOWNER,     EINVAL          },
-       { NFS4ERR_BADNAME,      EINVAL          },
-       { NFS4ERR_BAD_COOKIE,   EBADCOOKIE      },
-       { NFS4ERR_NOTSUPP,      ENOTSUPP        },
-       { NFS4ERR_TOOSMALL,     ETOOSMALL       },
-       { NFS4ERR_SERVERFAULT,  ESERVERFAULT    },
-       { NFS4ERR_BADTYPE,      EBADTYPE        },
-       { NFS4ERR_LOCKED,       EAGAIN          },
-       { NFS4ERR_RESOURCE,     EREMOTEIO       },
-       { NFS4ERR_SYMLINK,      ELOOP           },
-       { NFS4ERR_OP_ILLEGAL,   EOPNOTSUPP      },
-       { NFS4ERR_DEADLOCK,     EDEADLK         },
-       { NFS4ERR_WRONGSEC,     EPERM           }, /* FIXME: this needs
+       { NFS4ERR_PERM,         -EPERM          },
+       { NFS4ERR_NOENT,        -ENOENT         },
+       { NFS4ERR_IO,           -errno_NFSERR_IO},
+       { NFS4ERR_NXIO,         -ENXIO          },
+       { NFS4ERR_ACCESS,       -EACCES         },
+       { NFS4ERR_EXIST,        -EEXIST         },
+       { NFS4ERR_XDEV,         -EXDEV          },
+       { NFS4ERR_NOTDIR,       -ENOTDIR        },
+       { NFS4ERR_ISDIR,        -EISDIR         },
+       { NFS4ERR_INVAL,        -EINVAL         },
+       { NFS4ERR_FBIG,         -EFBIG          },
+       { NFS4ERR_NOSPC,        -ENOSPC         },
+       { NFS4ERR_ROFS,         -EROFS          },
+       { NFS4ERR_MLINK,        -EMLINK         },
+       { NFS4ERR_NAMETOOLONG,  -ENAMETOOLONG   },
+       { NFS4ERR_NOTEMPTY,     -ENOTEMPTY      },
+       { NFS4ERR_DQUOT,        -EDQUOT         },
+       { NFS4ERR_STALE,        -ESTALE         },
+       { NFS4ERR_BADHANDLE,    -EBADHANDLE     },
+       { NFS4ERR_BADOWNER,     -EINVAL         },
+       { NFS4ERR_BADNAME,      -EINVAL         },
+       { NFS4ERR_BAD_COOKIE,   -EBADCOOKIE     },
+       { NFS4ERR_NOTSUPP,      -ENOTSUPP       },
+       { NFS4ERR_TOOSMALL,     -ETOOSMALL      },
+       { NFS4ERR_SERVERFAULT,  -ESERVERFAULT   },
+       { NFS4ERR_BADTYPE,      -EBADTYPE       },
+       { NFS4ERR_LOCKED,       -EAGAIN         },
+       { NFS4ERR_RESOURCE,     -EREMOTEIO      },
+       { NFS4ERR_SYMLINK,      -ELOOP          },
+       { NFS4ERR_OP_ILLEGAL,   -EOPNOTSUPP     },
+       { NFS4ERR_DEADLOCK,     -EDEADLK        },
+       { NFS4ERR_WRONGSEC,     -EPERM          }, /* FIXME: this needs
                                                    * to be handled by a
                                                    * middle-layer.
                                                    */
-       { -1,                   EIO             }
+       { -1,                   -EIO            }
 };
 
 /*
@@ -4539,14 +4696,14 @@ nfs4_stat_to_errno(int stat)
        }
        if (stat <= 10000 || stat > 10100) {
                /* The server is looney tunes. */
-               return ESERVERFAULT;
+               return -ESERVERFAULT;
        }
        /* If we cannot translate the error, the recovery routines should
         * handle it.
         * Note: remaining NFSv4 error codes have values > 10000, so should
         * not conflict with native Linux error codes.
         */
-       return stat;
+       return -stat;
 }
 
 #define PROC(proc, argtype, restype)                           \