X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=fs%2Fnfs%2Fnfs4xdr.c;h=938f37166788d97643c14b6112318d091b412398;hb=e4cc6ee2e40bdd57990577b7f851fa2ca48edf47;hp=325cd6d4f23ad4554a086ef37382330e5d5a4a50;hpb=23ec6965c20db96bc8ea7af0ec178f074dd31c40;p=safe%2Fjmp%2Flinux-2.6

diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 325cd6d..938f371 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -58,7 +58,7 @@
 /* Mapping from NFS error code to "errno" error code. */
 #define errno_NFSERR_IO		EIO
 
-static int nfs_stat_to_errno(int);
+static int nfs4_stat_to_errno(int);
 
 /* NFSv4 COMPOUND tags are only wanted for debugging purposes */
 #ifdef DEBUG
@@ -95,6 +95,8 @@ static int nfs_stat_to_errno(int);
 #define decode_getattr_maxsz    (op_decode_hdr_maxsz + nfs4_fattr_maxsz)
 #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 decode_fsinfo_maxsz	(op_decode_hdr_maxsz + 11)
 #define encode_renew_maxsz	(op_encode_hdr_maxsz + 3)
@@ -126,7 +128,7 @@ static int nfs_stat_to_errno(int);
 #define decode_link_maxsz	(op_decode_hdr_maxsz + 5)
 #define encode_symlink_maxsz	(op_encode_hdr_maxsz + \
 				1 + nfs4_name_maxsz + \
-				nfs4_path_maxsz + \
+				1 + \
 				nfs4_fattr_maxsz)
 #define decode_symlink_maxsz	(op_decode_hdr_maxsz + 8)
 #define encode_create_maxsz	(op_encode_hdr_maxsz + \
@@ -157,16 +159,20 @@ static int nfs_stat_to_errno(int);
 				op_decode_hdr_maxsz + 2)
 #define NFS4_enc_write_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
-				op_encode_hdr_maxsz + 8)
+				op_encode_hdr_maxsz + 8 + \
+				encode_getattr_maxsz)
 #define NFS4_dec_write_sz	(compound_decode_hdr_maxsz + \
 				decode_putfh_maxsz + \
-				op_decode_hdr_maxsz + 4)
+				op_decode_hdr_maxsz + 4 + \
+				decode_getattr_maxsz)
 #define NFS4_enc_commit_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
-				op_encode_hdr_maxsz + 3)
+				op_encode_hdr_maxsz + 3 + \
+				encode_getattr_maxsz)
 #define NFS4_dec_commit_sz	(compound_decode_hdr_maxsz + \
 				decode_putfh_maxsz + \
-				op_decode_hdr_maxsz + 2)
+				op_decode_hdr_maxsz + 2 + \
+				decode_getattr_maxsz)
 #define NFS4_enc_open_sz        (compound_encode_hdr_maxsz + \
                                 encode_putfh_maxsz + \
                                 op_encode_hdr_maxsz + \
@@ -196,17 +202,21 @@ static int nfs_stat_to_errno(int);
 #define NFS4_enc_open_downgrade_sz \
 				(compound_encode_hdr_maxsz + \
                                 encode_putfh_maxsz + \
-                                op_encode_hdr_maxsz + 7)
+                                op_encode_hdr_maxsz + 7 + \
+				encode_getattr_maxsz)
 #define NFS4_dec_open_downgrade_sz \
 				(compound_decode_hdr_maxsz + \
                                 decode_putfh_maxsz + \
-                                op_decode_hdr_maxsz + 4)
+                                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)
+                                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)
+                                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 + \
@@ -214,7 +224,8 @@ static int nfs_stat_to_errno(int);
                                 encode_getattr_maxsz)
 #define NFS4_dec_setattr_sz     (compound_decode_hdr_maxsz + \
                                 decode_putfh_maxsz + \
-                                op_decode_hdr_maxsz + 3)
+                                op_decode_hdr_maxsz + 3 + \
+                                nfs4_fattr_maxsz)
 #define NFS4_enc_fsinfo_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
 				encode_fsinfo_maxsz)
@@ -300,30 +311,44 @@ static int nfs_stat_to_errno(int);
 				decode_getfh_maxsz)
 #define NFS4_enc_remove_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
-				encode_remove_maxsz)
+				encode_remove_maxsz + \
+				encode_getattr_maxsz)
 #define NFS4_dec_remove_sz	(compound_decode_hdr_maxsz + \
 				decode_putfh_maxsz + \
-				op_decode_hdr_maxsz + 5)
+				op_decode_hdr_maxsz + 5 + \
+				decode_getattr_maxsz)
 #define NFS4_enc_rename_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
 				encode_savefh_maxsz + \
 				encode_putfh_maxsz + \
-				encode_rename_maxsz)
+				encode_rename_maxsz + \
+				encode_getattr_maxsz + \
+				encode_restorefh_maxsz + \
+				encode_getattr_maxsz)
 #define NFS4_dec_rename_sz	(compound_decode_hdr_maxsz + \
 				decode_putfh_maxsz + \
 				decode_savefh_maxsz + \
 				decode_putfh_maxsz + \
-				decode_rename_maxsz)
+				decode_rename_maxsz + \
+				decode_getattr_maxsz + \
+				decode_restorefh_maxsz + \
+				decode_getattr_maxsz)
 #define NFS4_enc_link_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
 				encode_savefh_maxsz + \
 				encode_putfh_maxsz + \
-				encode_link_maxsz)
+				encode_link_maxsz + \
+				decode_getattr_maxsz + \
+				encode_restorefh_maxsz + \
+				decode_getattr_maxsz)
 #define NFS4_dec_link_sz	(compound_decode_hdr_maxsz + \
 				decode_putfh_maxsz + \
 				decode_savefh_maxsz + \
 				decode_putfh_maxsz + \
-				decode_link_maxsz)
+				decode_link_maxsz + \
+				decode_getattr_maxsz + \
+				decode_restorefh_maxsz + \
+				decode_getattr_maxsz)
 #define NFS4_enc_symlink_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
 				encode_symlink_maxsz + \
@@ -336,14 +361,20 @@ static int nfs_stat_to_errno(int);
 				decode_getfh_maxsz)
 #define NFS4_enc_create_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
+				encode_savefh_maxsz + \
 				encode_create_maxsz + \
+				encode_getfh_maxsz + \
 				encode_getattr_maxsz + \
-				encode_getfh_maxsz)
+				encode_restorefh_maxsz + \
+				encode_getattr_maxsz)
 #define NFS4_dec_create_sz	(compound_decode_hdr_maxsz + \
 				decode_putfh_maxsz + \
+				decode_savefh_maxsz + \
 				decode_create_maxsz + \
+				decode_getfh_maxsz + \
 				decode_getattr_maxsz + \
-				decode_getfh_maxsz)
+				decode_restorefh_maxsz + \
+				decode_getattr_maxsz)
 #define NFS4_enc_pathconf_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
 				encode_getattr_maxsz)
@@ -357,14 +388,18 @@ static int nfs_stat_to_errno(int);
 				decode_putfh_maxsz + \
 				op_decode_hdr_maxsz + 12)
 #define NFS4_enc_server_caps_sz (compound_encode_hdr_maxsz + \
+				encode_putfh_maxsz + \
 				encode_getattr_maxsz)
 #define NFS4_dec_server_caps_sz (compound_decode_hdr_maxsz + \
+				decode_putfh_maxsz + \
 				decode_getattr_maxsz)
 #define NFS4_enc_delegreturn_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
-				encode_delegreturn_maxsz)
+				encode_delegreturn_maxsz + \
+				encode_getattr_maxsz)
 #define NFS4_dec_delegreturn_sz (compound_decode_hdr_maxsz + \
-				decode_delegreturn_maxsz)
+				decode_delegreturn_maxsz + \
+				decode_getattr_maxsz)
 #define NFS4_enc_getacl_sz	(compound_encode_hdr_maxsz + \
 				encode_putfh_maxsz + \
 				encode_getattr_maxsz)
@@ -379,6 +414,15 @@ static int nfs_stat_to_errno(int);
 #define NFS4_dec_setacl_sz	(compound_decode_hdr_maxsz + \
 				decode_putfh_maxsz + \
 				op_decode_hdr_maxsz + nfs4_fattr_bitmap_maxsz)
+#define NFS4_enc_fs_locations_sz \
+				(compound_encode_hdr_maxsz + \
+				 encode_putfh_maxsz + \
+				 encode_getattr_maxsz)
+#define NFS4_dec_fs_locations_sz \
+				(compound_decode_hdr_maxsz + \
+				 decode_putfh_maxsz + \
+				 op_decode_hdr_maxsz + \
+				 nfs4_fattr_bitmap_maxsz)
 
 static struct {
 	unsigned int	mode;
@@ -430,7 +474,7 @@ struct compound_hdr {
 
 static void encode_string(struct xdr_stream *xdr, unsigned int len, const char *str)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	p = xdr_reserve_space(xdr, 4 + len);
 	BUG_ON(p == NULL);
@@ -439,7 +483,7 @@ static void encode_string(struct xdr_stream *xdr, unsigned int len, const char *
 
 static int encode_compound_hdr(struct xdr_stream *xdr, struct compound_hdr *hdr)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	dprintk("encode_compound: tag=%.*s\n", (int)hdr->taglen, hdr->tag);
 	BUG_ON(hdr->taglen > NFS4_MAXTAGLEN);
@@ -453,7 +497,7 @@ static int encode_compound_hdr(struct xdr_stream *xdr, struct compound_hdr *hdr)
 
 static void encode_nfs4_verifier(struct xdr_stream *xdr, const nfs4_verifier *verf)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	p = xdr_reserve_space(xdr, NFS4_VERIFIER_SIZE);
 	BUG_ON(p == NULL);
@@ -466,8 +510,8 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
 	char owner_group[IDMAP_NAMESZ];
 	int owner_namelen = 0;
 	int owner_grouplen = 0;
-	uint32_t *p;
-	uint32_t *q;
+	__be32 *p;
+	__be32 *q;
 	int len;
 	uint32_t bmval0 = 0;
 	uint32_t bmval1 = 0;
@@ -488,7 +532,7 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
 	if (iap->ia_valid & ATTR_MODE)
 		len += 4;
 	if (iap->ia_valid & ATTR_UID) {
-		owner_namelen = nfs_map_uid_to_name(server->nfs4_state, iap->ia_uid, owner_name);
+		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);
@@ -500,7 +544,7 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
 		len += 4 + (XDR_QUADLEN(owner_namelen) << 2);
 	}
 	if (iap->ia_valid & ATTR_GID) {
-		owner_grouplen = nfs_map_gid_to_group(server->nfs4_state, iap->ia_gid, owner_group);
+		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);
@@ -534,7 +578,7 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
 	}
 	if (iap->ia_valid & ATTR_MODE) {
 		bmval1 |= FATTR4_WORD1_MODE;
-		WRITE32(iap->ia_mode);
+		WRITE32(iap->ia_mode & S_IALLUGO);
 	}
 	if (iap->ia_valid & ATTR_UID) {
 		bmval1 |= FATTR4_WORD1_OWNER;
@@ -589,7 +633,7 @@ static int encode_attrs(struct xdr_stream *xdr, const struct iattr *iap, const s
 
 static int encode_access(struct xdr_stream *xdr, u32 access)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(8);
 	WRITE32(OP_ACCESS);
@@ -600,19 +644,19 @@ static int encode_access(struct xdr_stream *xdr, u32 access)
 
 static int encode_close(struct xdr_stream *xdr, const struct nfs_closeargs *arg)
 {
-	uint32_t *p;
+	__be32 *p;
 
-	RESERVE_SPACE(8+sizeof(arg->stateid.data));
+	RESERVE_SPACE(8+sizeof(arg->stateid->data));
 	WRITE32(OP_CLOSE);
-	WRITE32(arg->seqid);
-	WRITEMEM(arg->stateid.data, sizeof(arg->stateid.data));
+	WRITE32(arg->seqid->sequence->counter);
+	WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
 	
 	return 0;
 }
 
 static int encode_commit(struct xdr_stream *xdr, const struct nfs_writeargs *args)
 {
-	uint32_t *p;
+	__be32 *p;
         
         RESERVE_SPACE(16);
         WRITE32(OP_COMMIT);
@@ -624,7 +668,7 @@ static int encode_commit(struct xdr_stream *xdr, const struct nfs_writeargs *arg
 
 static int encode_create(struct xdr_stream *xdr, const struct nfs4_create_arg *create)
 {
-	uint32_t *p;
+	__be32 *p;
 	
 	RESERVE_SPACE(8);
 	WRITE32(OP_CREATE);
@@ -632,9 +676,9 @@ static int encode_create(struct xdr_stream *xdr, const struct nfs4_create_arg *c
 
 	switch (create->ftype) {
 	case NF4LNK:
-		RESERVE_SPACE(4 + create->u.symlink->len);
-		WRITE32(create->u.symlink->len);
-		WRITEMEM(create->u.symlink->name, create->u.symlink->len);
+		RESERVE_SPACE(4);
+		WRITE32(create->u.symlink.len);
+		xdr_write_pages(xdr, create->u.symlink.pages, 0, create->u.symlink.len);
 		break;
 
 	case NF4BLK: case NF4CHR:
@@ -656,7 +700,7 @@ static int encode_create(struct xdr_stream *xdr, const struct nfs4_create_arg *c
 
 static int encode_getattr_one(struct xdr_stream *xdr, uint32_t bitmap)
 {
-        uint32_t *p;
+        __be32 *p;
 
         RESERVE_SPACE(12);
         WRITE32(OP_GETATTR);
@@ -667,7 +711,7 @@ static int encode_getattr_one(struct xdr_stream *xdr, uint32_t bitmap)
 
 static int encode_getattr_two(struct xdr_stream *xdr, uint32_t bm0, uint32_t bm1)
 {
-        uint32_t *p;
+        __be32 *p;
 
         RESERVE_SPACE(16);
         WRITE32(OP_GETATTR);
@@ -690,9 +734,16 @@ static int encode_fsinfo(struct xdr_stream *xdr, const u32* bitmask)
 			bitmask[1] & nfs4_fsinfo_bitmap[1]);
 }
 
+static int encode_fs_locations(struct xdr_stream *xdr, const u32* bitmask)
+{
+	return encode_getattr_two(xdr,
+				  bitmask[0] & nfs4_fs_locations_bitmap[0],
+				  bitmask[1] & nfs4_fs_locations_bitmap[1]);
+}
+
 static int encode_getfh(struct xdr_stream *xdr)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	WRITE32(OP_GETFH);
@@ -702,7 +753,7 @@ static int encode_getfh(struct xdr_stream *xdr)
 
 static int encode_link(struct xdr_stream *xdr, const struct qstr *name)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(8 + name->len);
 	WRITE32(OP_LINK);
@@ -712,73 +763,80 @@ static int encode_link(struct xdr_stream *xdr, const struct qstr *name)
 	return 0;
 }
 
+static inline int nfs4_lock_type(struct file_lock *fl, int block)
+{
+	if ((fl->fl_type & (F_RDLCK|F_WRLCK|F_UNLCK)) == F_RDLCK)
+		return block ? NFS4_READW_LT : NFS4_READ_LT;
+	return block ? NFS4_WRITEW_LT : NFS4_WRITE_LT;
+}
+
+static inline uint64_t nfs4_lock_length(struct file_lock *fl)
+{
+	if (fl->fl_end == OFFSET_MAX)
+		return ~(uint64_t)0;
+	return fl->fl_end - fl->fl_start + 1;
+}
+
 /*
  * opcode,type,reclaim,offset,length,new_lock_owner = 32
  * open_seqid,open_stateid,lock_seqid,lock_owner.clientid, lock_owner.id = 40
  */
-static int encode_lock(struct xdr_stream *xdr, const struct nfs_lockargs *arg)
+static int encode_lock(struct xdr_stream *xdr, const struct nfs_lock_args *args)
 {
-	uint32_t *p;
-	struct nfs_lock_opargs *opargs = arg->u.lock;
+	__be32 *p;
 
 	RESERVE_SPACE(32);
 	WRITE32(OP_LOCK);
-	WRITE32(arg->type); 
-	WRITE32(opargs->reclaim);
-	WRITE64(arg->offset);
-	WRITE64(arg->length);
-	WRITE32(opargs->new_lock_owner);
-	if (opargs->new_lock_owner){
-		struct nfs_open_to_lock *ol = opargs->u.open_lock;
-
+	WRITE32(nfs4_lock_type(args->fl, args->block));
+	WRITE32(args->reclaim);
+	WRITE64(args->fl->fl_start);
+	WRITE64(nfs4_lock_length(args->fl));
+	WRITE32(args->new_lock_owner);
+	if (args->new_lock_owner){
 		RESERVE_SPACE(40);
-		WRITE32(ol->open_seqid);
-		WRITEMEM(&ol->open_stateid, sizeof(ol->open_stateid));
-		WRITE32(ol->lock_seqid);
-		WRITE64(ol->lock_owner.clientid);
+		WRITE32(args->open_seqid->sequence->counter);
+		WRITEMEM(args->open_stateid->data, sizeof(args->open_stateid->data));
+		WRITE32(args->lock_seqid->sequence->counter);
+		WRITE64(args->lock_owner.clientid);
 		WRITE32(4);
-		WRITE32(ol->lock_owner.id);
+		WRITE32(args->lock_owner.id);
 	}
 	else {
-		struct nfs_exist_lock *el = opargs->u.exist_lock;
-
 		RESERVE_SPACE(20);
-		WRITEMEM(&el->stateid, sizeof(el->stateid));
-		WRITE32(el->seqid);
+		WRITEMEM(args->lock_stateid->data, sizeof(args->lock_stateid->data));
+		WRITE32(args->lock_seqid->sequence->counter);
 	}
 
 	return 0;
 }
 
-static int encode_lockt(struct xdr_stream *xdr, const struct nfs_lockargs *arg)
+static int encode_lockt(struct xdr_stream *xdr, const struct nfs_lockt_args *args)
 {
-	uint32_t *p;
-	struct nfs_lowner *opargs = arg->u.lockt;
+	__be32 *p;
 
 	RESERVE_SPACE(40);
 	WRITE32(OP_LOCKT);
-	WRITE32(arg->type);
-	WRITE64(arg->offset);
-	WRITE64(arg->length);
-	WRITE64(opargs->clientid);
+	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(opargs->id);
+	WRITE32(args->lock_owner.id);
 
 	return 0;
 }
 
-static int encode_locku(struct xdr_stream *xdr, const struct nfs_lockargs *arg)
+static int encode_locku(struct xdr_stream *xdr, const struct nfs_locku_args *args)
 {
-	uint32_t *p;
-	struct nfs_locku_opargs *opargs = arg->u.locku;
+	__be32 *p;
 
 	RESERVE_SPACE(44);
 	WRITE32(OP_LOCKU);
-	WRITE32(arg->type);
-	WRITE32(opargs->seqid);
-	WRITEMEM(&opargs->stateid, sizeof(opargs->stateid));
-	WRITE64(arg->offset);
-	WRITE64(arg->length);
+	WRITE32(nfs4_lock_type(args->fl, 0));
+	WRITE32(args->seqid->sequence->counter);
+	WRITEMEM(args->stateid->data, sizeof(args->stateid->data));
+	WRITE64(args->fl->fl_start);
+	WRITE64(nfs4_lock_length(args->fl));
 
 	return 0;
 }
@@ -786,7 +844,7 @@ static int encode_locku(struct xdr_stream *xdr, const struct nfs_lockargs *arg)
 static int encode_lookup(struct xdr_stream *xdr, const struct qstr *name)
 {
 	int len = name->len;
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(8 + len);
 	WRITE32(OP_LOOKUP);
@@ -798,7 +856,7 @@ static int encode_lookup(struct xdr_stream *xdr, const struct qstr *name)
 
 static void encode_share_access(struct xdr_stream *xdr, int open_flags)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(8);
 	switch (open_flags & (FMODE_READ|FMODE_WRITE)) {
@@ -819,14 +877,14 @@ static void encode_share_access(struct xdr_stream *xdr, int open_flags)
 
 static inline void encode_openhdr(struct xdr_stream *xdr, const struct nfs_openargs *arg)
 {
-	uint32_t *p;
+	__be32 *p;
  /*
  * opcode 4, seqid 4, share_access 4, share_deny 4, clientid 8, ownerlen 4,
  * owner 4 = 32
  */
 	RESERVE_SPACE(8);
 	WRITE32(OP_OPEN);
-	WRITE32(arg->seqid);
+	WRITE32(arg->seqid->sequence->counter);
 	encode_share_access(xdr, arg->open_flags);
 	RESERVE_SPACE(16);
 	WRITE64(arg->clientid);
@@ -836,7 +894,7 @@ static inline void encode_openhdr(struct xdr_stream *xdr, const struct nfs_opena
 
 static inline void encode_createmode(struct xdr_stream *xdr, const struct nfs_openargs *arg)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	switch(arg->open_flags & O_EXCL) {
@@ -852,7 +910,7 @@ static inline void encode_createmode(struct xdr_stream *xdr, const struct nfs_op
 
 static void encode_opentype(struct xdr_stream *xdr, const struct nfs_openargs *arg)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	switch (arg->open_flags & O_CREAT) {
@@ -868,7 +926,7 @@ static void encode_opentype(struct xdr_stream *xdr, const struct nfs_openargs *a
 
 static inline void encode_delegation_type(struct xdr_stream *xdr, int delegation_type)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	switch (delegation_type) {
@@ -888,7 +946,7 @@ static inline void encode_delegation_type(struct xdr_stream *xdr, int delegation
 
 static inline void encode_claim_null(struct xdr_stream *xdr, const struct qstr *name)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	WRITE32(NFS4_OPEN_CLAIM_NULL);
@@ -897,7 +955,7 @@ static inline void encode_claim_null(struct xdr_stream *xdr, const struct qstr *
 
 static inline void encode_claim_previous(struct xdr_stream *xdr, int type)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	WRITE32(NFS4_OPEN_CLAIM_PREVIOUS);
@@ -906,7 +964,7 @@ static inline void encode_claim_previous(struct xdr_stream *xdr, int type)
 
 static inline void encode_claim_delegate_cur(struct xdr_stream *xdr, const struct qstr *name, const nfs4_stateid *stateid)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4+sizeof(stateid->data));
 	WRITE32(NFS4_OPEN_CLAIM_DELEGATE_CUR);
@@ -936,24 +994,24 @@ static int encode_open(struct xdr_stream *xdr, const struct nfs_openargs *arg)
 
 static int encode_open_confirm(struct xdr_stream *xdr, const struct nfs_open_confirmargs *arg)
 {
-	uint32_t *p;
+	__be32 *p;
 
-	RESERVE_SPACE(8+sizeof(arg->stateid.data));
+	RESERVE_SPACE(8+sizeof(arg->stateid->data));
 	WRITE32(OP_OPEN_CONFIRM);
-	WRITEMEM(arg->stateid.data, sizeof(arg->stateid.data));
-	WRITE32(arg->seqid);
+	WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
+	WRITE32(arg->seqid->sequence->counter);
 
 	return 0;
 }
 
 static int encode_open_downgrade(struct xdr_stream *xdr, const struct nfs_closeargs *arg)
 {
-	uint32_t *p;
+	__be32 *p;
 
-	RESERVE_SPACE(8+sizeof(arg->stateid.data));
+	RESERVE_SPACE(8+sizeof(arg->stateid->data));
 	WRITE32(OP_OPEN_DOWNGRADE);
-	WRITEMEM(arg->stateid.data, sizeof(arg->stateid.data));
-	WRITE32(arg->seqid);
+	WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
+	WRITE32(arg->seqid->sequence->counter);
 	encode_share_access(xdr, arg->open_flags);
 	return 0;
 }
@@ -962,7 +1020,7 @@ static int
 encode_putfh(struct xdr_stream *xdr, const struct nfs_fh *fh)
 {
 	int len = fh->size;
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(8 + len);
 	WRITE32(OP_PUTFH);
@@ -974,7 +1032,7 @@ encode_putfh(struct xdr_stream *xdr, const struct nfs_fh *fh)
 
 static int encode_putrootfh(struct xdr_stream *xdr)
 {
-        uint32_t *p;
+        __be32 *p;
         
         RESERVE_SPACE(4);
         WRITE32(OP_PUTROOTFH);
@@ -985,7 +1043,7 @@ static int encode_putrootfh(struct xdr_stream *xdr)
 static void encode_stateid(struct xdr_stream *xdr, const struct nfs_open_context *ctx)
 {
 	nfs4_stateid stateid;
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(16);
 	if (ctx->state != NULL) {
@@ -997,7 +1055,7 @@ static void encode_stateid(struct xdr_stream *xdr, const struct nfs_open_context
 
 static int encode_read(struct xdr_stream *xdr, const struct nfs_readargs *args)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	WRITE32(OP_READ);
@@ -1014,8 +1072,12 @@ 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;
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(32+sizeof(nfs4_verifier));
 	WRITE32(OP_READDIR);
@@ -1024,13 +1086,20 @@ static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg
 	WRITE32(readdir->count >> 1);  /* We're not doing readdirplus */
 	WRITE32(readdir->count);
 	WRITE32(2);
-	if (readdir->bitmask[1] & FATTR4_WORD1_MOUNTED_ON_FILEID) {
-		WRITE32(0);
-		WRITE32(FATTR4_WORD1_MOUNTED_ON_FILEID);
-	} else {
-		WRITE32(FATTR4_WORD0_FILEID);
-		WRITE32(0);
-	}
+	/* Switch to mounted_on_fileid if the server supports it */
+	if (readdir->bitmask[1] & FATTR4_WORD1_MOUNTED_ON_FILEID)
+		attrs[0] &= ~FATTR4_WORD0_FILEID;
+	else
+		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__,
+			(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
@@ -1039,6 +1108,9 @@ static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg
 	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;
 }
@@ -1047,7 +1119,7 @@ static int encode_readlink(struct xdr_stream *xdr, const struct nfs4_readlink *r
 {
 	struct rpc_auth *auth = req->rq_task->tk_auth;
 	unsigned int replen;
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	WRITE32(OP_READLINK);
@@ -1065,7 +1137,7 @@ static int encode_readlink(struct xdr_stream *xdr, const struct nfs4_readlink *r
 
 static int encode_remove(struct xdr_stream *xdr, const struct qstr *name)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(8 + name->len);
 	WRITE32(OP_REMOVE);
@@ -1077,7 +1149,7 @@ static int encode_remove(struct xdr_stream *xdr, const struct qstr *name)
 
 static int encode_rename(struct xdr_stream *xdr, const struct qstr *oldname, const struct qstr *newname)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(8 + oldname->len);
 	WRITE32(OP_RENAME);
@@ -1091,9 +1163,9 @@ static int encode_rename(struct xdr_stream *xdr, const struct qstr *oldname, con
 	return 0;
 }
 
-static int encode_renew(struct xdr_stream *xdr, const struct nfs4_client *client_stateid)
+static int encode_renew(struct xdr_stream *xdr, const struct nfs_client *client_stateid)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(12);
 	WRITE32(OP_RENEW);
@@ -1103,9 +1175,20 @@ static int encode_renew(struct xdr_stream *xdr, const struct nfs4_client *client
 }
 
 static int
+encode_restorefh(struct xdr_stream *xdr)
+{
+	__be32 *p;
+
+	RESERVE_SPACE(4);
+	WRITE32(OP_RESTOREFH);
+
+	return 0;
+}
+
+static int
 encode_setacl(struct xdr_stream *xdr, struct nfs_setaclargs *arg)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4+sizeof(zero_stateid.data));
 	WRITE32(OP_SETATTR);
@@ -1124,7 +1207,7 @@ encode_setacl(struct xdr_stream *xdr, struct nfs_setaclargs *arg)
 static int
 encode_savefh(struct xdr_stream *xdr)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	WRITE32(OP_SAVEFH);
@@ -1135,7 +1218,7 @@ encode_savefh(struct xdr_stream *xdr)
 static int encode_setattr(struct xdr_stream *xdr, const struct nfs_setattrargs *arg, const struct nfs_server *server)
 {
 	int status;
-	uint32_t *p;
+	__be32 *p;
 	
         RESERVE_SPACE(4+sizeof(arg->stateid.data));
         WRITE32(OP_SETATTR);
@@ -1149,7 +1232,7 @@ static int encode_setattr(struct xdr_stream *xdr, const struct nfs_setattrargs *
 
 static int encode_setclientid(struct xdr_stream *xdr, const struct nfs4_setclientid *setclientid)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4 + sizeof(setclientid->sc_verifier->data));
 	WRITE32(OP_SETCLIENTID);
@@ -1166,9 +1249,9 @@ static int encode_setclientid(struct xdr_stream *xdr, const struct nfs4_setclien
 	return 0;
 }
 
-static int encode_setclientid_confirm(struct xdr_stream *xdr, const struct nfs4_client *client_state)
+static int encode_setclientid_confirm(struct xdr_stream *xdr, const struct nfs_client *client_state)
 {
-        uint32_t *p;
+        __be32 *p;
 
         RESERVE_SPACE(12 + sizeof(client_state->cl_confirm.data));
         WRITE32(OP_SETCLIENTID_CONFIRM);
@@ -1180,7 +1263,7 @@ static int encode_setclientid_confirm(struct xdr_stream *xdr, const struct nfs4_
 
 static int encode_write(struct xdr_stream *xdr, const struct nfs_writeargs *args)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(4);
 	WRITE32(OP_WRITE);
@@ -1199,7 +1282,7 @@ static int encode_write(struct xdr_stream *xdr, const struct nfs_writeargs *args
 
 static int encode_delegreturn(struct xdr_stream *xdr, const nfs4_stateid *stateid)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	RESERVE_SPACE(20);
 
@@ -1215,7 +1298,7 @@ static int encode_delegreturn(struct xdr_stream *xdr, const nfs4_stateid *statei
 /*
  * Encode an ACCESS request
  */
-static int nfs4_xdr_enc_access(struct rpc_rqst *req, uint32_t *p, const struct nfs4_accessargs *args)
+static int nfs4_xdr_enc_access(struct rpc_rqst *req, __be32 *p, const struct nfs4_accessargs *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1233,7 +1316,7 @@ static int nfs4_xdr_enc_access(struct rpc_rqst *req, uint32_t *p, const struct n
 /*
  * Encode LOOKUP request
  */
-static int nfs4_xdr_enc_lookup(struct rpc_rqst *req, uint32_t *p, const struct nfs4_lookup_arg *args)
+static int nfs4_xdr_enc_lookup(struct rpc_rqst *req, __be32 *p, const struct nfs4_lookup_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1257,7 +1340,7 @@ out:
 /*
  * Encode LOOKUP_ROOT request
  */
-static int nfs4_xdr_enc_lookup_root(struct rpc_rqst *req, uint32_t *p, const struct nfs4_lookup_root_arg *args)
+static int nfs4_xdr_enc_lookup_root(struct rpc_rqst *req, __be32 *p, const struct nfs4_lookup_root_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1278,29 +1361,33 @@ out:
 /*
  * Encode REMOVE request
  */
-static int nfs4_xdr_enc_remove(struct rpc_rqst *req, uint32_t *p, const struct nfs4_remove_arg *args)
+static int nfs4_xdr_enc_remove(struct rpc_rqst *req, __be32 *p, const struct nfs4_remove_arg *args)
 {
 	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_remove(&xdr, args->name);
+	if ((status = encode_putfh(&xdr, args->fh)) != 0)
+		goto out;
+	if ((status = encode_remove(&xdr, args->name)) != 0)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
+out:
 	return status;
 }
 
 /*
  * Encode RENAME request
  */
-static int nfs4_xdr_enc_rename(struct rpc_rqst *req, uint32_t *p, const struct nfs4_rename_arg *args)
+static int nfs4_xdr_enc_rename(struct rpc_rqst *req, __be32 *p, const struct nfs4_rename_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
-		.nops = 4,
+		.nops = 7,
 	};
 	int status;
 
@@ -1312,7 +1399,13 @@ static int nfs4_xdr_enc_rename(struct rpc_rqst *req, uint32_t *p, const struct n
 		goto out;
 	if ((status = encode_putfh(&xdr, args->new_dir)) != 0)
 		goto out;
-	status = encode_rename(&xdr, args->old_name, args->new_name);
+	if ((status = encode_rename(&xdr, args->old_name, args->new_name)) != 0)
+		goto out;
+	if ((status = encode_getfattr(&xdr, args->bitmask)) != 0)
+		goto out;
+	if ((status = encode_restorefh(&xdr)) != 0)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
 out:
 	return status;
 }
@@ -1320,11 +1413,11 @@ out:
 /*
  * Encode LINK request
  */
-static int nfs4_xdr_enc_link(struct rpc_rqst *req, uint32_t *p, const struct nfs4_link_arg *args)
+static int nfs4_xdr_enc_link(struct rpc_rqst *req, __be32 *p, const struct nfs4_link_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
-		.nops = 4,
+		.nops = 7,
 	};
 	int status;
 
@@ -1336,7 +1429,13 @@ static int nfs4_xdr_enc_link(struct rpc_rqst *req, uint32_t *p, const struct nfs
 		goto out;
 	if ((status = encode_putfh(&xdr, args->dir_fh)) != 0)
 		goto out;
-	status = encode_link(&xdr, args->name);
+	if ((status = encode_link(&xdr, args->name)) != 0)
+		goto out;
+	if ((status = encode_getfattr(&xdr, args->bitmask)) != 0)
+		goto out;
+	if ((status = encode_restorefh(&xdr)) != 0)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
 out:
 	return status;
 }
@@ -1344,11 +1443,11 @@ out:
 /*
  * Encode CREATE request
  */
-static int nfs4_xdr_enc_create(struct rpc_rqst *req, uint32_t *p, const struct nfs4_create_arg *args)
+static int nfs4_xdr_enc_create(struct rpc_rqst *req, __be32 *p, const struct nfs4_create_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
-		.nops = 4,
+		.nops = 7,
 	};
 	int status;
 
@@ -1356,10 +1455,16 @@ static int nfs4_xdr_enc_create(struct rpc_rqst *req, uint32_t *p, const struct n
 	encode_compound_hdr(&xdr, &hdr);
 	if ((status = encode_putfh(&xdr, args->dir_fh)) != 0)
 		goto out;
+	if ((status = encode_savefh(&xdr)) != 0)
+		goto out;
 	if ((status = encode_create(&xdr, args)) != 0)
 		goto out;
 	if ((status = encode_getfh(&xdr)) != 0)
 		goto out;
+	if ((status = encode_getfattr(&xdr, args->bitmask)) != 0)
+		goto out;
+	if ((status = encode_restorefh(&xdr)) != 0)
+		goto out;
 	status = encode_getfattr(&xdr, args->bitmask);
 out:
 	return status;
@@ -1368,7 +1473,7 @@ out:
 /*
  * Encode SYMLINK request
  */
-static int nfs4_xdr_enc_symlink(struct rpc_rqst *req, uint32_t *p, const struct nfs4_create_arg *args)
+static int nfs4_xdr_enc_symlink(struct rpc_rqst *req, __be32 *p, const struct nfs4_create_arg *args)
 {
 	return nfs4_xdr_enc_create(req, p, args);
 }
@@ -1376,7 +1481,7 @@ static int nfs4_xdr_enc_symlink(struct rpc_rqst *req, uint32_t *p, const struct
 /*
  * Encode GETATTR request
  */
-static int nfs4_xdr_enc_getattr(struct rpc_rqst *req, uint32_t *p, const struct nfs4_getattr_arg *args)
+static int nfs4_xdr_enc_getattr(struct rpc_rqst *req, __be32 *p, const struct nfs4_getattr_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1394,11 +1499,11 @@ static int nfs4_xdr_enc_getattr(struct rpc_rqst *req, uint32_t *p, const struct
 /*
  * Encode a CLOSE request
  */
-static int nfs4_xdr_enc_close(struct rpc_rqst *req, uint32_t *p, struct nfs_closeargs *args)
+static int nfs4_xdr_enc_close(struct rpc_rqst *req, __be32 *p, struct nfs_closeargs *args)
 {
         struct xdr_stream xdr;
         struct compound_hdr hdr = {
-                .nops   = 2,
+                .nops   = 3,
         };
         int status;
 
@@ -1408,6 +1513,9 @@ static int nfs4_xdr_enc_close(struct rpc_rqst *req, uint32_t *p, struct nfs_clos
         if(status)
                 goto out;
         status = encode_close(&xdr, args);
+	if (status != 0)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
 out:
         return status;
 }
@@ -1415,11 +1523,11 @@ out:
 /*
  * Encode an OPEN request
  */
-static int nfs4_xdr_enc_open(struct rpc_rqst *req, uint32_t *p, struct nfs_openargs *args)
+static int nfs4_xdr_enc_open(struct rpc_rqst *req, __be32 *p, struct nfs_openargs *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
-		.nops = 4,
+		.nops = 7,
 	};
 	int status;
 
@@ -1428,6 +1536,9 @@ static int nfs4_xdr_enc_open(struct rpc_rqst *req, uint32_t *p, struct nfs_opena
 	status = encode_putfh(&xdr, args->fh);
 	if (status)
 		goto out;
+	status = encode_savefh(&xdr);
+	if (status)
+		goto out;
 	status = encode_open(&xdr, args);
 	if (status)
 		goto out;
@@ -1435,6 +1546,12 @@ static int nfs4_xdr_enc_open(struct rpc_rqst *req, uint32_t *p, struct nfs_opena
 	if (status)
 		goto out;
 	status = encode_getfattr(&xdr, args->bitmask);
+	if (status)
+		goto out;
+	status = encode_restorefh(&xdr);
+	if (status)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
 out:
 	return status;
 }
@@ -1442,7 +1559,7 @@ out:
 /*
  * Encode an OPEN_CONFIRM request
  */
-static int nfs4_xdr_enc_open_confirm(struct rpc_rqst *req, uint32_t *p, struct nfs_open_confirmargs *args)
+static int nfs4_xdr_enc_open_confirm(struct rpc_rqst *req, __be32 *p, struct nfs_open_confirmargs *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1463,11 +1580,11 @@ out:
 /*
  * Encode an OPEN request with no attributes.
  */
-static int nfs4_xdr_enc_open_noattr(struct rpc_rqst *req, uint32_t *p, struct nfs_openargs *args)
+static int nfs4_xdr_enc_open_noattr(struct rpc_rqst *req, __be32 *p, struct nfs_openargs *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
-		.nops   = 2,
+		.nops   = 3,
 	};
 	int status;
 
@@ -1477,6 +1594,9 @@ static int nfs4_xdr_enc_open_noattr(struct rpc_rqst *req, uint32_t *p, struct nf
 	if (status)
 		goto out;
 	status = encode_open(&xdr, args);
+	if (status)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
 out:
 	return status;
 }
@@ -1484,11 +1604,11 @@ out:
 /*
  * Encode an OPEN_DOWNGRADE request
  */
-static int nfs4_xdr_enc_open_downgrade(struct rpc_rqst *req, uint32_t *p, struct nfs_closeargs *args)
+static int nfs4_xdr_enc_open_downgrade(struct rpc_rqst *req, __be32 *p, struct nfs_closeargs *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
-		.nops	= 2,
+		.nops	= 3,
 	};
 	int status;
 
@@ -1498,6 +1618,9 @@ static int nfs4_xdr_enc_open_downgrade(struct rpc_rqst *req, uint32_t *p, struct
 	if (status)
 		goto out;
 	status = encode_open_downgrade(&xdr, args);
+	if (status != 0)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
 out:
 	return status;
 }
@@ -1505,7 +1628,7 @@ out:
 /*
  * Encode a LOCK request
  */
-static int nfs4_xdr_enc_lock(struct rpc_rqst *req, uint32_t *p, struct nfs_lockargs *args)
+static int nfs4_xdr_enc_lock(struct rpc_rqst *req, __be32 *p, struct nfs_lock_args *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1526,7 +1649,7 @@ out:
 /*
  * Encode a LOCKT request
  */
-static int nfs4_xdr_enc_lockt(struct rpc_rqst *req, uint32_t *p, struct nfs_lockargs *args)
+static int nfs4_xdr_enc_lockt(struct rpc_rqst *req, __be32 *p, struct nfs_lockt_args *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1547,7 +1670,7 @@ out:
 /*
  * Encode a LOCKU request
  */
-static int nfs4_xdr_enc_locku(struct rpc_rqst *req, uint32_t *p, struct nfs_lockargs *args)
+static int nfs4_xdr_enc_locku(struct rpc_rqst *req, __be32 *p, struct nfs_locku_args *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1568,7 +1691,7 @@ out:
 /*
  * Encode a READLINK request
  */
-static int nfs4_xdr_enc_readlink(struct rpc_rqst *req, uint32_t *p, const struct nfs4_readlink *args)
+static int nfs4_xdr_enc_readlink(struct rpc_rqst *req, __be32 *p, const struct nfs4_readlink *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1589,7 +1712,7 @@ out:
 /*
  * Encode a READDIR request
  */
-static int nfs4_xdr_enc_readdir(struct rpc_rqst *req, uint32_t *p, const struct nfs4_readdir_arg *args)
+static int nfs4_xdr_enc_readdir(struct rpc_rqst *req, __be32 *p, const struct nfs4_readdir_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1610,7 +1733,7 @@ out:
 /*
  * Encode a READ request
  */
-static int nfs4_xdr_enc_read(struct rpc_rqst *req, uint32_t *p, struct nfs_readargs *args)
+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 xdr_stream xdr;
@@ -1642,7 +1765,7 @@ out:
 /*
  * Encode an SETATTR request
  */
-static int nfs4_xdr_enc_setattr(struct rpc_rqst *req, uint32_t *p, struct nfs_setattrargs *args)
+static int nfs4_xdr_enc_setattr(struct rpc_rqst *req, __be32 *p, struct nfs_setattrargs *args)
 
 {
         struct xdr_stream xdr;
@@ -1668,7 +1791,7 @@ out:
  * Encode a GETACL request
  */
 static int
-nfs4_xdr_enc_getacl(struct rpc_rqst *req, uint32_t *p,
+nfs4_xdr_enc_getacl(struct rpc_rqst *req, __be32 *p,
 		struct nfs_getaclargs *args)
 {
 	struct xdr_stream xdr;
@@ -1695,11 +1818,11 @@ out:
 /*
  * Encode a WRITE request
  */
-static int nfs4_xdr_enc_write(struct rpc_rqst *req, uint32_t *p, struct nfs_writeargs *args)
+static int nfs4_xdr_enc_write(struct rpc_rqst *req, __be32 *p, struct nfs_writeargs *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
-		.nops = 2,
+		.nops = 3,
 	};
 	int status;
 
@@ -1709,6 +1832,9 @@ static int nfs4_xdr_enc_write(struct rpc_rqst *req, uint32_t *p, struct nfs_writ
 	if (status)
 		goto out;
 	status = encode_write(&xdr, args);
+	if (status)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
 out:
 	return status;
 }
@@ -1716,11 +1842,11 @@ out:
 /*
  *  a COMMIT request
  */
-static int nfs4_xdr_enc_commit(struct rpc_rqst *req, uint32_t *p, struct nfs_writeargs *args)
+static int nfs4_xdr_enc_commit(struct rpc_rqst *req, __be32 *p, struct nfs_writeargs *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
-		.nops = 2,
+		.nops = 3,
 	};
 	int status;
 
@@ -1730,6 +1856,9 @@ static int nfs4_xdr_enc_commit(struct rpc_rqst *req, uint32_t *p, struct nfs_wri
 	if (status)
 		goto out;
 	status = encode_commit(&xdr, args);
+	if (status)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
 out:
 	return status;
 }
@@ -1737,7 +1866,7 @@ out:
 /*
  * FSINFO request
  */
-static int nfs4_xdr_enc_fsinfo(struct rpc_rqst *req, uint32_t *p, struct nfs4_fsinfo_arg *args)
+static int nfs4_xdr_enc_fsinfo(struct rpc_rqst *req, __be32 *p, struct nfs4_fsinfo_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1756,7 +1885,7 @@ static int nfs4_xdr_enc_fsinfo(struct rpc_rqst *req, uint32_t *p, struct nfs4_fs
 /*
  * a PATHCONF request
  */
-static int nfs4_xdr_enc_pathconf(struct rpc_rqst *req, uint32_t *p, const struct nfs4_pathconf_arg *args)
+static int nfs4_xdr_enc_pathconf(struct rpc_rqst *req, __be32 *p, const struct nfs4_pathconf_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1776,7 +1905,7 @@ static int nfs4_xdr_enc_pathconf(struct rpc_rqst *req, uint32_t *p, const struct
 /*
  * a STATFS request
  */
-static int nfs4_xdr_enc_statfs(struct rpc_rqst *req, uint32_t *p, const struct nfs4_statfs_arg *args)
+static int nfs4_xdr_enc_statfs(struct rpc_rqst *req, __be32 *p, const struct nfs4_statfs_arg *args)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1797,7 +1926,7 @@ static int nfs4_xdr_enc_statfs(struct rpc_rqst *req, uint32_t *p, const struct n
 /*
  * GETATTR_BITMAP request
  */
-static int nfs4_xdr_enc_server_caps(struct rpc_rqst *req, uint32_t *p, const struct nfs_fh *fhandle)
+static int nfs4_xdr_enc_server_caps(struct rpc_rqst *req, __be32 *p, const struct nfs_fh *fhandle)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1819,7 +1948,7 @@ static int nfs4_xdr_enc_server_caps(struct rpc_rqst *req, uint32_t *p, const str
 /*
  * a RENEW request
  */
-static int nfs4_xdr_enc_renew(struct rpc_rqst *req, uint32_t *p, struct nfs4_client *clp)
+static int nfs4_xdr_enc_renew(struct rpc_rqst *req, __be32 *p, struct nfs_client *clp)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1834,7 +1963,7 @@ static int nfs4_xdr_enc_renew(struct rpc_rqst *req, uint32_t *p, struct nfs4_cli
 /*
  * a SETCLIENTID request
  */
-static int nfs4_xdr_enc_setclientid(struct rpc_rqst *req, uint32_t *p, struct nfs4_setclientid *sc)
+static int nfs4_xdr_enc_setclientid(struct rpc_rqst *req, __be32 *p, struct nfs4_setclientid *sc)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1849,7 +1978,7 @@ static int nfs4_xdr_enc_setclientid(struct rpc_rqst *req, uint32_t *p, struct nf
 /*
  * a SETCLIENTID_CONFIRM request
  */
-static int nfs4_xdr_enc_setclientid_confirm(struct rpc_rqst *req, uint32_t *p, struct nfs4_client *clp)
+static int nfs4_xdr_enc_setclientid_confirm(struct rpc_rqst *req, __be32 *p, struct nfs_client *clp)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr = {
@@ -1871,18 +2000,56 @@ static int nfs4_xdr_enc_setclientid_confirm(struct rpc_rqst *req, uint32_t *p, s
 /*
  * DELEGRETURN request
  */
-static int nfs4_xdr_enc_delegreturn(struct rpc_rqst *req, uint32_t *p, const struct nfs4_delegreturnargs *args)
+static int nfs4_xdr_enc_delegreturn(struct rpc_rqst *req, __be32 *p, const struct nfs4_delegreturnargs *args)
 {
 	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);
+	status = encode_putfh(&xdr, args->fhandle);
+	if (status != 0)
+		goto out;
+	status = encode_delegreturn(&xdr, args->stateid);
+	if (status != 0)
+		goto out;
+	status = encode_getfattr(&xdr, args->bitmask);
+out:
+	return status;
+}
+
+/*
+ * Encode FS_LOCATIONS request
+ */
+static int nfs4_xdr_enc_fs_locations(struct rpc_rqst *req, __be32 *p, struct nfs4_fs_locations_arg *args)
+{
+	struct xdr_stream xdr;
+	struct compound_hdr hdr = {
+		.nops = 3,
 	};
+	struct rpc_auth *auth = req->rq_task->tk_auth;
+	int replen;
 	int status;
 
 	xdr_init_encode(&xdr, &req->rq_snd_buf, p);
 	encode_compound_hdr(&xdr, &hdr);
-	if ((status = encode_putfh(&xdr, args->fhandle)) == 0)
-		status = encode_delegreturn(&xdr, args->stateid);
+	if ((status = encode_putfh(&xdr, args->dir_fh)) != 0)
+		goto out;
+	if ((status = encode_lookup(&xdr, args->name)) != 0)
+		goto out;
+	if ((status = encode_fs_locations(&xdr, args->bitmask)) != 0)
+		goto out;
+	/* set up reply
+	 *   toplevel_status + OP_PUTFH + status
+	 *   + OP_LOOKUP + status + OP_GETATTR + status = 7
+	 */
+	replen = (RPC_REPHDRSIZE + auth->au_rslack + 7) << 2;
+	xdr_inline_pages(&req->rq_rcv_buf, replen, &args->page,
+			0, PAGE_SIZE);
+out:
 	return status;
 }
 
@@ -1913,16 +2080,18 @@ static int nfs4_xdr_enc_delegreturn(struct rpc_rqst *req, uint32_t *p, const str
 
 #define READ_BUF(nbytes)  do { \
 	p = xdr_inline_decode(xdr, nbytes); \
-	if (!p) { \
-		printk(KERN_WARNING "%s: reply buffer overflowed in line %d.", \
-			       	__FUNCTION__, __LINE__); \
+	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); \
 		return -EIO; \
 	} \
 } while (0)
 
-static int decode_opaque_inline(struct xdr_stream *xdr, uint32_t *len, char **string)
+static int decode_opaque_inline(struct xdr_stream *xdr, unsigned int *len, char **string)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	READ_BUF(4);
 	READ32(*len);
@@ -1933,7 +2102,7 @@ static int decode_opaque_inline(struct xdr_stream *xdr, uint32_t *len, char **st
 
 static int decode_compound_hdr(struct xdr_stream *xdr, struct compound_hdr *hdr)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	READ_BUF(8);
 	READ32(hdr->status);
@@ -1948,7 +2117,7 @@ static int decode_compound_hdr(struct xdr_stream *xdr, struct compound_hdr *hdr)
 
 static int decode_op_hdr(struct xdr_stream *xdr, enum nfs_opnum4 expected)
 {
-	uint32_t *p;
+	__be32 *p;
 	uint32_t opnum;
 	int32_t nfserr;
 
@@ -1963,15 +2132,15 @@ static int decode_op_hdr(struct xdr_stream *xdr, enum nfs_opnum4 expected)
 	}
 	READ32(nfserr);
 	if (nfserr != NFS_OK)
-		return -nfs_stat_to_errno(nfserr);
+		return -nfs4_stat_to_errno(nfserr);
 	return 0;
 }
 
 /* Dummy routine */
-static int decode_ace(struct xdr_stream *xdr, void *ace, struct nfs4_client *clp)
+static int decode_ace(struct xdr_stream *xdr, void *ace, struct nfs_client *clp)
 {
-	uint32_t *p;
-	uint32_t strlen;
+	__be32 *p;
+	unsigned int strlen;
 	char *str;
 
 	READ_BUF(12);
@@ -1980,7 +2149,8 @@ static int decode_ace(struct xdr_stream *xdr, void *ace, struct nfs4_client *clp
 
 static int decode_attr_bitmap(struct xdr_stream *xdr, uint32_t *bitmap)
 {
-	uint32_t bmlen, *p;
+	uint32_t bmlen;
+	__be32 *p;
 
 	READ_BUF(4);
 	READ32(bmlen);
@@ -1995,9 +2165,9 @@ static int decode_attr_bitmap(struct xdr_stream *xdr, uint32_t *bitmap)
 	return 0;
 }
 
-static inline int decode_attr_length(struct xdr_stream *xdr, uint32_t *attrlen, uint32_t **savep)
+static inline int decode_attr_length(struct xdr_stream *xdr, uint32_t *attrlen, __be32 **savep)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	READ_BUF(4);
 	READ32(*attrlen);
@@ -2018,7 +2188,7 @@ static int decode_attr_supported(struct xdr_stream *xdr, uint32_t *bitmap, uint3
 
 static int decode_attr_type(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *type)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*type = 0;
 	if (unlikely(bitmap[0] & (FATTR4_WORD0_TYPE - 1U)))
@@ -2038,7 +2208,7 @@ static int decode_attr_type(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *
 
 static int decode_attr_change(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *change)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*change = 0;
 	if (unlikely(bitmap[0] & (FATTR4_WORD0_CHANGE - 1U)))
@@ -2055,7 +2225,7 @@ static int decode_attr_change(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t
 
 static int decode_attr_size(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *size)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*size = 0;
 	if (unlikely(bitmap[0] & (FATTR4_WORD0_SIZE - 1U)))
@@ -2071,7 +2241,7 @@ static int decode_attr_size(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *
 
 static int decode_attr_link_support(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*res = 0;
 	if (unlikely(bitmap[0] & (FATTR4_WORD0_LINK_SUPPORT - 1U)))
@@ -2087,7 +2257,7 @@ static int decode_attr_link_support(struct xdr_stream *xdr, uint32_t *bitmap, ui
 
 static int decode_attr_symlink_support(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*res = 0;
 	if (unlikely(bitmap[0] & (FATTR4_WORD0_SYMLINK_SUPPORT - 1U)))
@@ -2101,9 +2271,9 @@ static int decode_attr_symlink_support(struct xdr_stream *xdr, uint32_t *bitmap,
 	return 0;
 }
 
-static int decode_attr_fsid(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs4_fsid *fsid)
+static int decode_attr_fsid(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs_fsid *fsid)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	fsid->major = 0;
 	fsid->minor = 0;
@@ -2123,7 +2293,7 @@ static int decode_attr_fsid(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs
 
 static int decode_attr_lease_time(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*res = 60;
 	if (unlikely(bitmap[0] & (FATTR4_WORD0_LEASE_TIME - 1U)))
@@ -2139,7 +2309,7 @@ static int decode_attr_lease_time(struct xdr_stream *xdr, uint32_t *bitmap, uint
 
 static int decode_attr_aclsupport(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*res = ACL4_SUPPORT_ALLOW_ACL|ACL4_SUPPORT_DENY_ACL;
 	if (unlikely(bitmap[0] & (FATTR4_WORD0_ACLSUPPORT - 1U)))
@@ -2155,7 +2325,7 @@ static int decode_attr_aclsupport(struct xdr_stream *xdr, uint32_t *bitmap, uint
 
 static int decode_attr_fileid(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *fileid)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*fileid = 0;
 	if (unlikely(bitmap[0] & (FATTR4_WORD0_FILEID - 1U)))
@@ -2169,9 +2339,25 @@ static int decode_attr_fileid(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t
 	return 0;
 }
 
+static int decode_attr_mounted_on_fileid(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *fileid)
+{
+	__be32 *p;
+
+	*fileid = 0;
+	if (unlikely(bitmap[1] & (FATTR4_WORD1_MOUNTED_ON_FILEID - 1U)))
+		return -EIO;
+	if (likely(bitmap[1] & FATTR4_WORD1_MOUNTED_ON_FILEID)) {
+		READ_BUF(8);
+		READ64(*fileid);
+		bitmap[1] &= ~FATTR4_WORD1_MOUNTED_ON_FILEID;
+	}
+	dprintk("%s: fileid=%Lu\n", __FUNCTION__, (unsigned long long)*fileid);
+	return 0;
+}
+
 static int decode_attr_files_avail(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*res = 0;
@@ -2188,7 +2374,7 @@ static int decode_attr_files_avail(struct xdr_stream *xdr, uint32_t *bitmap, uin
 
 static int decode_attr_files_free(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*res = 0;
@@ -2205,7 +2391,7 @@ static int decode_attr_files_free(struct xdr_stream *xdr, uint32_t *bitmap, uint
 
 static int decode_attr_files_total(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*res = 0;
@@ -2220,9 +2406,119 @@ static int decode_attr_files_total(struct xdr_stream *xdr, uint32_t *bitmap, uin
 	return status;
 }
 
+static int decode_pathname(struct xdr_stream *xdr, struct nfs4_pathname *path)
+{
+	int 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 ");
+	path->ncomponents = 0;
+	while (path->ncomponents < n) {
+		struct nfs4_string *component = &path->components[path->ncomponents];
+		status = decode_opaque_inline(xdr, &component->len, &component->data);
+		if (unlikely(status != 0))
+			goto out_eio;
+		if (path->ncomponents != n)
+			dprintk("/");
+		dprintk("%s", component->data);
+		if (path->ncomponents < NFS4_PATHNAME_MAXCOMPONENTS)
+			path->ncomponents++;
+		else {
+			dprintk("cannot parse %d components in path\n", n);
+			goto out_eio;
+		}
+	}
+out:
+	dprintk("\n");
+	return status;
+root_path:
+/* a root pathname is sent as a zero component4 */
+	path->ncomponents = 1;
+	path->components[0].len=0;
+	path->components[0].data=NULL;
+	dprintk("path /\n");
+	goto out;
+out_eio:
+	dprintk(" status %d", status);
+	status = -EIO;
+	goto out;
+}
+
+static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs4_fs_locations *res)
+{
+	int n;
+	__be32 *p;
+	int status = -EIO;
+
+	if (unlikely(bitmap[0] & (FATTR4_WORD0_FS_LOCATIONS -1U)))
+		goto out;
+	status = 0;
+	if (unlikely(!(bitmap[0] & FATTR4_WORD0_FS_LOCATIONS)))
+		goto out;
+	dprintk("%s: fsroot ", __FUNCTION__);
+	status = decode_pathname(xdr, &res->fs_path);
+	if (unlikely(status != 0))
+		goto out;
+	READ_BUF(4);
+	READ32(n);
+	if (n <= 0)
+		goto out_eio;
+	res->nlocations = 0;
+	while (res->nlocations < n) {
+		int 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__);
+		while (loc->nservers < m) {
+			struct nfs4_string *server = &loc->servers[loc->nservers];
+			status = decode_opaque_inline(xdr, &server->len, &server->data);
+			if (unlikely(status != 0))
+				goto out_eio;
+			dprintk("%s ", server->data);
+			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);
+				for (i = loc->nservers; i < m; i++) {
+					int len;
+					char *data;
+					status = decode_opaque_inline(xdr, &len, &data);
+					if (unlikely(status != 0))
+						goto out_eio;
+				}
+			}
+		}
+		status = decode_pathname(xdr, &loc->rootpath);
+		if (unlikely(status != 0))
+			goto out_eio;
+		if (res->nlocations < NFS4_FS_LOCATIONS_MAXENTRIES)
+			res->nlocations++;
+	}
+out:
+	dprintk("%s: fs_locations done, error = %d\n", __FUNCTION__, status);
+	return status;
+out_eio:
+	status = -EIO;
+	goto out;
+}
+
 static int decode_attr_maxfilesize(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*res = 0;
@@ -2239,7 +2535,7 @@ static int decode_attr_maxfilesize(struct xdr_stream *xdr, uint32_t *bitmap, uin
 
 static int decode_attr_maxlink(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *maxlink)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*maxlink = 1;
@@ -2256,7 +2552,7 @@ static int decode_attr_maxlink(struct xdr_stream *xdr, uint32_t *bitmap, uint32_
 
 static int decode_attr_maxname(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *maxname)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*maxname = 1024;
@@ -2273,7 +2569,7 @@ static int decode_attr_maxname(struct xdr_stream *xdr, uint32_t *bitmap, uint32_
 
 static int decode_attr_maxread(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*res = 1024;
@@ -2294,7 +2590,7 @@ static int decode_attr_maxread(struct xdr_stream *xdr, uint32_t *bitmap, uint32_
 
 static int decode_attr_maxwrite(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*res = 1024;
@@ -2315,7 +2611,7 @@ static int decode_attr_maxwrite(struct xdr_stream *xdr, uint32_t *bitmap, uint32
 
 static int decode_attr_mode(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *mode)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*mode = 0;
 	if (unlikely(bitmap[1] & (FATTR4_WORD1_MODE - 1U)))
@@ -2332,7 +2628,7 @@ static int decode_attr_mode(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *
 
 static int decode_attr_nlink(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *nlink)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*nlink = 1;
 	if (unlikely(bitmap[1] & (FATTR4_WORD1_NUMLINKS - 1U)))
@@ -2346,9 +2642,10 @@ static int decode_attr_nlink(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t
 	return 0;
 }
 
-static int decode_attr_owner(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs4_client *clp, int32_t *uid)
+static int decode_attr_owner(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs_client *clp, int32_t *uid)
 {
-	uint32_t len, *p;
+	uint32_t len;
+	__be32 *p;
 
 	*uid = -2;
 	if (unlikely(bitmap[1] & (FATTR4_WORD1_OWNER - 1U)))
@@ -2370,9 +2667,10 @@ static int decode_attr_owner(struct xdr_stream *xdr, uint32_t *bitmap, struct nf
 	return 0;
 }
 
-static int decode_attr_group(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs4_client *clp, int32_t *gid)
+static int decode_attr_group(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs_client *clp, int32_t *gid)
 {
-	uint32_t len, *p;
+	uint32_t len;
+	__be32 *p;
 
 	*gid = -2;
 	if (unlikely(bitmap[1] & (FATTR4_WORD1_OWNER_GROUP - 1U)))
@@ -2396,7 +2694,8 @@ static int decode_attr_group(struct xdr_stream *xdr, uint32_t *bitmap, struct nf
 
 static int decode_attr_rdev(struct xdr_stream *xdr, uint32_t *bitmap, dev_t *rdev)
 {
-	uint32_t major = 0, minor = 0, *p;
+	uint32_t major = 0, minor = 0;
+	__be32 *p;
 
 	*rdev = MKDEV(0,0);
 	if (unlikely(bitmap[1] & (FATTR4_WORD1_RAWDEV - 1U)))
@@ -2418,7 +2717,7 @@ static int decode_attr_rdev(struct xdr_stream *xdr, uint32_t *bitmap, dev_t *rde
 
 static int decode_attr_space_avail(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*res = 0;
@@ -2435,7 +2734,7 @@ static int decode_attr_space_avail(struct xdr_stream *xdr, uint32_t *bitmap, uin
 
 static int decode_attr_space_free(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*res = 0;
@@ -2452,7 +2751,7 @@ static int decode_attr_space_free(struct xdr_stream *xdr, uint32_t *bitmap, uint
 
 static int decode_attr_space_total(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status = 0;
 
 	*res = 0;
@@ -2469,7 +2768,7 @@ static int decode_attr_space_total(struct xdr_stream *xdr, uint32_t *bitmap, uin
 
 static int decode_attr_space_used(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *used)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	*used = 0;
 	if (unlikely(bitmap[1] & (FATTR4_WORD1_SPACE_USED - 1U)))
@@ -2486,7 +2785,7 @@ static int decode_attr_space_used(struct xdr_stream *xdr, uint32_t *bitmap, uint
 
 static int decode_attr_time(struct xdr_stream *xdr, struct timespec *time)
 {
-	uint32_t *p;
+	__be32 *p;
 	uint64_t sec;
 	uint32_t nsec;
 
@@ -2546,7 +2845,7 @@ static int decode_attr_time_modify(struct xdr_stream *xdr, uint32_t *bitmap, str
 	return status;
 }
 
-static int verify_attr_len(struct xdr_stream *xdr, uint32_t *savep, uint32_t attrlen)
+static int verify_attr_len(struct xdr_stream *xdr, __be32 *savep, uint32_t attrlen)
 {
 	unsigned int attrwords = XDR_QUADLEN(attrlen);
 	unsigned int nwords = xdr->p - savep;
@@ -2564,7 +2863,7 @@ static int verify_attr_len(struct xdr_stream *xdr, uint32_t *savep, uint32_t att
 
 static int decode_change_info(struct xdr_stream *xdr, struct nfs4_change_info *cinfo)
 {
-	uint32_t *p;
+	__be32 *p;
 
 	READ_BUF(20);
 	READ32(cinfo->atomic);
@@ -2575,7 +2874,7 @@ static int decode_change_info(struct xdr_stream *xdr, struct nfs4_change_info *c
 
 static int decode_access(struct xdr_stream *xdr, struct nfs4_accessres *access)
 {
-	uint32_t *p;
+	__be32 *p;
 	uint32_t supp, acc;
 	int status;
 
@@ -2592,7 +2891,7 @@ static int decode_access(struct xdr_stream *xdr, struct nfs4_accessres *access)
 
 static int decode_close(struct xdr_stream *xdr, struct nfs_closeres *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status;
 
 	status = decode_op_hdr(xdr, OP_CLOSE);
@@ -2605,7 +2904,7 @@ static int decode_close(struct xdr_stream *xdr, struct nfs_closeres *res)
 
 static int decode_commit(struct xdr_stream *xdr, struct nfs_writeres *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status;
 
 	status = decode_op_hdr(xdr, OP_COMMIT);
@@ -2618,7 +2917,7 @@ static int decode_commit(struct xdr_stream *xdr, struct nfs_writeres *res)
 
 static int decode_create(struct xdr_stream *xdr, struct nfs4_change_info *cinfo)
 {
-	uint32_t *p;
+	__be32 *p;
 	uint32_t bmlen;
 	int status;
 
@@ -2635,7 +2934,7 @@ static int decode_create(struct xdr_stream *xdr, struct nfs4_change_info *cinfo)
 
 static int decode_server_caps(struct xdr_stream *xdr, struct nfs4_server_caps_res *res)
 {
-	uint32_t *savep;
+	__be32 *savep;
 	uint32_t attrlen, 
 		 bitmap[2] = {0};
 	int status;
@@ -2656,14 +2955,13 @@ 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:
-	if (status != 0)
-		printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
+	dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
 	return status;
 }
 	
 static int decode_statfs(struct xdr_stream *xdr, struct nfs_fsstat *fsstat)
 {
-	uint32_t *savep;
+	__be32 *savep;
 	uint32_t attrlen, 
 		 bitmap[2] = {0};
 	int status;
@@ -2690,14 +2988,13 @@ static int decode_statfs(struct xdr_stream *xdr, struct nfs_fsstat *fsstat)
 
 	status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-	if (status != 0)
-		printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
+	dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
 	return status;
 }
 
 static int decode_pathconf(struct xdr_stream *xdr, struct nfs_pathconf *pathconf)
 {
-	uint32_t *savep;
+	__be32 *savep;
 	uint32_t attrlen, 
 		 bitmap[2] = {0};
 	int status;
@@ -2716,18 +3013,18 @@ static int decode_pathconf(struct xdr_stream *xdr, struct nfs_pathconf *pathconf
 
 	status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-	if (status != 0)
-		printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
+	dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
 	return status;
 }
 
 static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, const struct nfs_server *server)
 {
-	uint32_t *savep;
+	__be32 *savep;
 	uint32_t attrlen,
 		 bitmap[2] = {0},
 		 type;
 	int status, fmode = 0;
+	uint64_t fileid;
 
 	if ((status = decode_op_hdr(xdr, OP_GETATTR)) != 0)
 		goto xdr_error;
@@ -2750,18 +3047,22 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons
 		goto xdr_error;
 	if ((status = decode_attr_size(xdr, bitmap, &fattr->size)) != 0)
 		goto xdr_error;
-	if ((status = decode_attr_fsid(xdr, bitmap, &fattr->fsid_u.nfs4)) != 0)
+	if ((status = decode_attr_fsid(xdr, bitmap, &fattr->fsid)) != 0)
 		goto xdr_error;
 	if ((status = decode_attr_fileid(xdr, bitmap, &fattr->fileid)) != 0)
 		goto xdr_error;
+	if ((status = decode_attr_fs_locations(xdr, bitmap, container_of(fattr,
+						struct nfs4_fs_locations,
+						fattr))) != 0)
+		goto xdr_error;
 	if ((status = decode_attr_mode(xdr, bitmap, &fattr->mode)) != 0)
 		goto xdr_error;
 	fattr->mode |= fmode;
 	if ((status = decode_attr_nlink(xdr, bitmap, &fattr->nlink)) != 0)
 		goto xdr_error;
-	if ((status = decode_attr_owner(xdr, bitmap, server->nfs4_state, &fattr->uid)) != 0)
+	if ((status = decode_attr_owner(xdr, bitmap, server->nfs_client, &fattr->uid)) != 0)
 		goto xdr_error;
-	if ((status = decode_attr_group(xdr, bitmap, server->nfs4_state, &fattr->gid)) != 0)
+	if ((status = decode_attr_group(xdr, bitmap, server->nfs_client, &fattr->gid)) != 0)
 		goto xdr_error;
 	if ((status = decode_attr_rdev(xdr, bitmap, &fattr->rdev)) != 0)
 		goto xdr_error;
@@ -2773,20 +3074,21 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons
 		goto xdr_error;
 	if ((status = decode_attr_time_modify(xdr, bitmap, &fattr->mtime)) != 0)
 		goto xdr_error;
-	if ((status = verify_attr_len(xdr, savep, attrlen)) == 0) {
+	if ((status = decode_attr_mounted_on_fileid(xdr, bitmap, &fileid)) != 0)
+		goto xdr_error;
+	if (fattr->fileid == 0 && fileid != 0)
+		fattr->fileid = fileid;
+	if ((status = verify_attr_len(xdr, savep, attrlen)) == 0)
 		fattr->valid = NFS_ATTR_FATTR | NFS_ATTR_FATTR_V3 | NFS_ATTR_FATTR_V4;
-		fattr->timestamp = jiffies;
-	}
 xdr_error:
-	if (status != 0)
-		printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
+	dprintk("%s: xdr returned %d\n", __FUNCTION__, -status);
 	return status;
 }
 
 
 static int decode_fsinfo(struct xdr_stream *xdr, struct nfs_fsinfo *fsinfo)
 {
-	uint32_t *savep;
+	__be32 *savep;
 	uint32_t attrlen, bitmap[2];
 	int status;
 
@@ -2812,14 +3114,13 @@ static int decode_fsinfo(struct xdr_stream *xdr, struct nfs_fsinfo *fsinfo)
 
 	status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-	if (status != 0)
-		printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
+	dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
 	return status;
 }
 
 static int decode_getfh(struct xdr_stream *xdr, struct nfs_fh *fh)
 {
-	uint32_t *p;
+	__be32 *p;
 	uint32_t len;
 	int status;
 
@@ -2852,55 +3153,64 @@ static int decode_link(struct xdr_stream *xdr, struct nfs4_change_info *cinfo)
 /*
  * We create the owner, so we know a proper owner.id length is 4.
  */
-static int decode_lock_denied (struct xdr_stream *xdr, struct nfs_lock_denied *denied)
+static int decode_lock_denied (struct xdr_stream *xdr, struct file_lock *fl)
 {
-	uint32_t *p;
-	uint32_t namelen;
+	uint64_t offset, length, clientid;
+	__be32 *p;
+	uint32_t namelen, type;
 
 	READ_BUF(32);
-	READ64(denied->offset);
-	READ64(denied->length);
-	READ32(denied->type);
-	READ64(denied->owner.clientid);
+	READ64(offset);
+	READ64(length);
+	READ32(type);
+	if (fl != NULL) {
+		fl->fl_start = (loff_t)offset;
+		fl->fl_end = fl->fl_start + (loff_t)length - 1;
+		if (length == ~(uint64_t)0)
+			fl->fl_end = OFFSET_MAX;
+		fl->fl_type = F_WRLCK;
+		if (type & 1)
+			fl->fl_type = F_RDLCK;
+		fl->fl_pid = 0;
+	}
+	READ64(clientid);
 	READ32(namelen);
 	READ_BUF(namelen);
-	if (namelen == 4)
-		READ32(denied->owner.id);
 	return -NFS4ERR_DENIED;
 }
 
-static int decode_lock(struct xdr_stream *xdr, struct nfs_lockres *res)
+static int decode_lock(struct xdr_stream *xdr, struct nfs_lock_res *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status;
 
 	status = decode_op_hdr(xdr, OP_LOCK);
 	if (status == 0) {
-		READ_BUF(sizeof(nfs4_stateid));
-		COPYMEM(&res->u.stateid, sizeof(res->u.stateid));
+		READ_BUF(sizeof(res->stateid.data));
+		COPYMEM(res->stateid.data, sizeof(res->stateid.data));
 	} else if (status == -NFS4ERR_DENIED)
-		return decode_lock_denied(xdr, &res->u.denied);
+		return decode_lock_denied(xdr, NULL);
 	return status;
 }
 
-static int decode_lockt(struct xdr_stream *xdr, struct nfs_lockres *res)
+static int decode_lockt(struct xdr_stream *xdr, struct nfs_lockt_res *res)
 {
 	int status;
 	status = decode_op_hdr(xdr, OP_LOCKT);
 	if (status == -NFS4ERR_DENIED)
-		return decode_lock_denied(xdr, &res->u.denied);
+		return decode_lock_denied(xdr, res->denied);
 	return status;
 }
 
-static int decode_locku(struct xdr_stream *xdr, struct nfs_lockres *res)
+static int decode_locku(struct xdr_stream *xdr, struct nfs_locku_res *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status;
 
 	status = decode_op_hdr(xdr, OP_LOCKU);
 	if (status == 0) {
-		READ_BUF(sizeof(nfs4_stateid));
-		COPYMEM(&res->u.stateid, sizeof(res->u.stateid));
+		READ_BUF(sizeof(res->stateid.data));
+		COPYMEM(res->stateid.data, sizeof(res->stateid.data));
 	}
 	return status;
 }
@@ -2913,7 +3223,7 @@ static int decode_lookup(struct xdr_stream *xdr)
 /* This is too sick! */
 static int decode_space_limit(struct xdr_stream *xdr, u64 *maxsize)
 {
-        uint32_t *p;
+        __be32 *p;
 	uint32_t limit_type, nblocks, blocksize;
 
 	READ_BUF(12);
@@ -2932,7 +3242,7 @@ static int decode_space_limit(struct xdr_stream *xdr, u64 *maxsize)
 
 static int decode_delegation(struct xdr_stream *xdr, struct nfs_openres *res)
 {
-        uint32_t *p;
+        __be32 *p;
         uint32_t delegation_type;
 
 	READ_BUF(4);
@@ -2953,12 +3263,12 @@ static int decode_delegation(struct xdr_stream *xdr, struct nfs_openres *res)
 			if (decode_space_limit(xdr, &res->maxsize) < 0)
 				return -EIO;
 	}
-	return decode_ace(xdr, NULL, res->server->nfs4_state);
+	return decode_ace(xdr, NULL, res->server->nfs_client);
 }
 
 static int decode_open(struct xdr_stream *xdr, struct nfs_openres *res)
 {
-        uint32_t *p;
+        __be32 *p;
         uint32_t bmlen;
         int status;
 
@@ -2980,13 +3290,13 @@ static int decode_open(struct xdr_stream *xdr, struct nfs_openres *res)
         p += bmlen;
 	return decode_delegation(xdr, res);
 xdr_error:
-	printk(KERN_NOTICE "%s: xdr error!\n", __FUNCTION__);
+	dprintk("%s: Bitmap too large! Length = %u\n", __FUNCTION__, bmlen);
 	return -EIO;
 }
 
 static int decode_open_confirm(struct xdr_stream *xdr, struct nfs_open_confirmres *res)
 {
-        uint32_t *p;
+        __be32 *p;
 	int status;
 
         status = decode_op_hdr(xdr, OP_OPEN_CONFIRM);
@@ -2999,7 +3309,7 @@ static int decode_open_confirm(struct xdr_stream *xdr, struct nfs_open_confirmre
 
 static int decode_open_downgrade(struct xdr_stream *xdr, struct nfs_closeres *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status;
 
 	status = decode_op_hdr(xdr, OP_OPEN_DOWNGRADE);
@@ -3023,7 +3333,7 @@ static int decode_putrootfh(struct xdr_stream *xdr)
 static int decode_read(struct xdr_stream *xdr, struct rpc_rqst *req, struct nfs_readres *res)
 {
 	struct kvec *iov = req->rq_rcv_buf.head;
-	uint32_t *p;
+	__be32 *p;
 	uint32_t count, eof, recvd, hdrlen;
 	int status;
 
@@ -3053,8 +3363,8 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n
 	struct page	*page = *rcvbuf->pages;
 	struct kvec	*iov = rcvbuf->head;
 	unsigned int	nr, pglen = rcvbuf->page_len;
-	uint32_t	*end, *entry, *p, *kaddr;
-	uint32_t	len, attrlen;
+	__be32		*end, *entry, *p, *kaddr;
+	uint32_t	len, attrlen, xlen;
 	int 		hdrlen, recvd, status;
 
 	status = decode_op_hdr(xdr, OP_READDIR);
@@ -3062,6 +3372,11 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n
 		return status;
 	READ_BUF(8);
 	COPYMEM(readdir->verifier.data, 8);
+	dprintk("%s: verifier = 0x%x%x\n",
+			__FUNCTION__,
+			((u32 *)readdir->verifier.data)[0],
+			((u32 *)readdir->verifier.data)[1]);
+
 
 	hdrlen = (char *) p - (char *) iov->iov_base;
 	recvd = rcvbuf->len - hdrlen;
@@ -3070,29 +3385,32 @@ static int decode_readdir(struct xdr_stream *xdr, struct rpc_rqst *req, struct n
 	xdr_read_pages(xdr, pglen);
 
 	BUG_ON(pglen + readdir->pgbase > PAGE_CACHE_SIZE);
-	kaddr = p = (uint32_t *) kmap_atomic(page, KM_USER0);
-	end = (uint32_t *) ((char *)p + pglen + readdir->pgbase);
+	kaddr = p = kmap_atomic(page, KM_USER0);
+	end = p + ((pglen + readdir->pgbase) >> 2);
 	entry = p;
 	for (nr = 0; *p++; nr++) {
-		if (p + 3 > end)
+		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);
 			goto err_unmap;
 		}
-		p += XDR_QUADLEN(len);
-		if (p + 1 > end)
+		xlen = XDR_QUADLEN(len);
+		if (end - p < xlen + 1)
 			goto short_pkt;
+		dprintk("filename = %*s\n", len, (char *)p);
+		p += xlen;
 		len = ntohl(*p++);	/* bitmap length */
-		p += len;
-		if (p + 1 > end)
+		if (end - p < len + 1)
 			goto short_pkt;
+		p += len;
 		attrlen = XDR_QUADLEN(ntohl(*p++));
-		p += attrlen;		/* attributes */
-		if (p + 2 > end)
+		if (end - p < attrlen + 2)
 			goto short_pkt;
+		p += attrlen;		/* attributes */
 		entry = p;
 	}
 	if (!nr && (entry[0] != 0 || entry[1] == 0))
@@ -3101,6 +3419,7 @@ out:
 	kunmap_atomic(kaddr, KM_USER0);
 	return 0;
 short_pkt:
+	dprintk("%s: short packet at entry %d\n", __FUNCTION__, nr);
 	entry[0] = entry[1] = 0;
 	/* truncate listing ? */
 	if (!nr) {
@@ -3118,7 +3437,7 @@ 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;
-	uint32_t *p;
+	__be32 *p;
 	char *kaddr;
 	int status;
 
@@ -3186,10 +3505,16 @@ static int decode_renew(struct xdr_stream *xdr)
 	return decode_op_hdr(xdr, OP_RENEW);
 }
 
+static int
+decode_restorefh(struct xdr_stream *xdr)
+{
+	return decode_op_hdr(xdr, OP_RESTOREFH);
+}
+
 static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req,
 		size_t *acl_len)
 {
-	uint32_t *savep;
+	__be32 *savep;
 	uint32_t attrlen,
 		 bitmap[2] = {0};
 	struct kvec *iov = req->rq_rcv_buf.head;
@@ -3218,10 +3543,10 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req,
 					attrlen, recvd);
 			return -EINVAL;
 		}
-		if (attrlen <= *acl_len)
-			xdr_read_pages(xdr, attrlen);
+		xdr_read_pages(xdr, attrlen);
 		*acl_len = attrlen;
-	}
+	} else
+		status = -EOPNOTSUPP;
 
 out:
 	return status;
@@ -3235,7 +3560,7 @@ decode_savefh(struct xdr_stream *xdr)
 
 static int decode_setattr(struct xdr_stream *xdr, struct nfs_setattrres *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	uint32_t bmlen;
 	int status;
 
@@ -3249,9 +3574,9 @@ static int decode_setattr(struct xdr_stream *xdr, struct nfs_setattrres *res)
 	return 0;
 }
 
-static int decode_setclientid(struct xdr_stream *xdr, struct nfs4_client *clp)
+static int decode_setclientid(struct xdr_stream *xdr, struct nfs_client *clp)
 {
-	uint32_t *p;
+	__be32 *p;
 	uint32_t opnum;
 	int32_t nfserr;
 
@@ -3282,7 +3607,7 @@ static int decode_setclientid(struct xdr_stream *xdr, struct nfs4_client *clp)
 		READ_BUF(len);
 		return -NFSERR_CLID_INUSE;
 	} else
-		return -nfs_stat_to_errno(nfserr);
+		return -nfs4_stat_to_errno(nfserr);
 
 	return 0;
 }
@@ -3294,7 +3619,7 @@ static int decode_setclientid_confirm(struct xdr_stream *xdr)
 
 static int decode_write(struct xdr_stream *xdr, struct nfs_writeres *res)
 {
-	uint32_t *p;
+	__be32 *p;
 	int status;
 
 	status = decode_op_hdr(xdr, OP_WRITE);
@@ -3316,7 +3641,7 @@ static int decode_delegreturn(struct xdr_stream *xdr)
 /*
  * Decode OPEN_DOWNGRADE response
  */
-static int nfs4_xdr_dec_open_downgrade(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_closeres *res)
+static int nfs4_xdr_dec_open_downgrade(struct rpc_rqst *rqstp, __be32 *p, struct nfs_closeres *res)
 {
         struct xdr_stream xdr;
         struct compound_hdr hdr;
@@ -3330,6 +3655,9 @@ static int nfs4_xdr_dec_open_downgrade(struct rpc_rqst *rqstp, uint32_t *p, stru
         if (status)
                 goto out;
         status = decode_open_downgrade(&xdr, res);
+	if (status != 0)
+		goto out;
+	decode_getfattr(&xdr, res->fattr, res->server);
 out:
         return status;
 }
@@ -3341,7 +3669,7 @@ out:
 /*
  * Decode ACCESS response
  */
-static int nfs4_xdr_dec_access(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_accessres *res)
+static int nfs4_xdr_dec_access(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_accessres *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3359,7 +3687,7 @@ out:
 /*
  * Decode LOOKUP response
  */
-static int nfs4_xdr_dec_lookup(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_lookup_res *res)
+static int nfs4_xdr_dec_lookup(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_lookup_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3382,7 +3710,7 @@ out:
 /*
  * Decode LOOKUP_ROOT response
  */
-static int nfs4_xdr_dec_lookup_root(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_lookup_res *res)
+static int nfs4_xdr_dec_lookup_root(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_lookup_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3402,7 +3730,7 @@ out:
 /*
  * Decode REMOVE response
  */
-static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_change_info *cinfo)
+static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_remove_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3411,8 +3739,11 @@ static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_
 	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_remove(&xdr, cinfo);
+	if ((status = decode_putfh(&xdr)) != 0)
+		goto out;
+	if ((status = decode_remove(&xdr, &res->cinfo)) != 0)
+		goto out;
+	decode_getfattr(&xdr, res->dir_attr, res->server);
 out:
 	return status;
 }
@@ -3420,7 +3751,7 @@ out:
 /*
  * Decode RENAME response
  */
-static int nfs4_xdr_dec_rename(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_rename_res *res)
+static int nfs4_xdr_dec_rename(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_rename_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3435,7 +3766,14 @@ static int nfs4_xdr_dec_rename(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_
 		goto out;
 	if ((status = decode_putfh(&xdr)) != 0)
 		goto out;
-	status = decode_rename(&xdr, &res->old_cinfo, &res->new_cinfo);
+	if ((status = decode_rename(&xdr, &res->old_cinfo, &res->new_cinfo)) != 0)
+		goto out;
+	/* Current FH is target directory */
+	if (decode_getfattr(&xdr, res->new_fattr, res->server) != 0)
+		goto out;
+	if ((status = decode_restorefh(&xdr)) != 0)
+		goto out;
+	decode_getfattr(&xdr, res->old_fattr, res->server);
 out:
 	return status;
 }
@@ -3443,7 +3781,7 @@ out:
 /*
  * Decode LINK response
  */
-static int nfs4_xdr_dec_link(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_change_info *cinfo)
+static int nfs4_xdr_dec_link(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_link_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3458,7 +3796,17 @@ static int nfs4_xdr_dec_link(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_ch
 		goto out;
 	if ((status = decode_putfh(&xdr)) != 0)
 		goto out;
-	status = decode_link(&xdr, cinfo);
+	if ((status = decode_link(&xdr, &res->cinfo)) != 0)
+		goto out;
+	/*
+	 * Note order: OP_LINK leaves the directory as the current
+	 *             filehandle.
+	 */
+	if (decode_getfattr(&xdr, res->dir_attr, res->server) != 0)
+		goto out;
+	if ((status = decode_restorefh(&xdr)) != 0)
+		goto out;
+	decode_getfattr(&xdr, res->fattr, res->server);
 out:
 	return status;
 }
@@ -3466,7 +3814,7 @@ out:
 /*
  * Decode CREATE response
  */
-static int nfs4_xdr_dec_create(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_create_res *res)
+static int nfs4_xdr_dec_create(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_create_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3477,13 +3825,17 @@ static int nfs4_xdr_dec_create(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_
 		goto out;
 	if ((status = decode_putfh(&xdr)) != 0)
 		goto out;
+	if ((status = decode_savefh(&xdr)) != 0)
+		goto out;
 	if ((status = decode_create(&xdr,&res->dir_cinfo)) != 0)
 		goto out;
 	if ((status = decode_getfh(&xdr, res->fh)) != 0)
 		goto out;
-	status = decode_getfattr(&xdr, res->fattr, res->server);
-	if (status == NFS4ERR_DELAY)
-		status = 0;
+	if (decode_getfattr(&xdr, res->fattr, res->server) != 0)
+		goto out;
+	if ((status = decode_restorefh(&xdr)) != 0)
+		goto out;
+	decode_getfattr(&xdr, res->dir_fattr, res->server);
 out:
 	return status;
 }
@@ -3491,7 +3843,7 @@ out:
 /*
  * Decode SYMLINK response
  */
-static int nfs4_xdr_dec_symlink(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_create_res *res)
+static int nfs4_xdr_dec_symlink(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_create_res *res)
 {
 	return nfs4_xdr_dec_create(rqstp, p, res);
 }
@@ -3499,7 +3851,7 @@ static int nfs4_xdr_dec_symlink(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4
 /*
  * Decode GETATTR response
  */
-static int nfs4_xdr_dec_getattr(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_getattr_res *res)
+static int nfs4_xdr_dec_getattr(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_getattr_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3522,7 +3874,7 @@ out:
  * Encode an SETACL request
  */
 static int
-nfs4_xdr_enc_setacl(struct rpc_rqst *req, uint32_t *p, struct nfs_setaclargs *args)
+nfs4_xdr_enc_setacl(struct rpc_rqst *req, __be32 *p, struct nfs_setaclargs *args)
 {
         struct xdr_stream xdr;
         struct compound_hdr hdr = {
@@ -3543,7 +3895,7 @@ out:
  * Decode SETACL response
  */
 static int
-nfs4_xdr_dec_setacl(struct rpc_rqst *rqstp, uint32_t *p, void *res)
+nfs4_xdr_dec_setacl(struct rpc_rqst *rqstp, __be32 *p, void *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3565,7 +3917,7 @@ out:
  * Decode GETACL response
  */
 static int
-nfs4_xdr_dec_getacl(struct rpc_rqst *rqstp, uint32_t *p, size_t *acl_len)
+nfs4_xdr_dec_getacl(struct rpc_rqst *rqstp, __be32 *p, size_t *acl_len)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3587,7 +3939,7 @@ out:
 /*
  * Decode CLOSE response
  */
-static int nfs4_xdr_dec_close(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_closeres *res)
+static int nfs4_xdr_dec_close(struct rpc_rqst *rqstp, __be32 *p, struct nfs_closeres *res)
 {
         struct xdr_stream xdr;
         struct compound_hdr hdr;
@@ -3601,6 +3953,15 @@ static int nfs4_xdr_dec_close(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_cl
         if (status)
                 goto out;
         status = decode_close(&xdr, res);
+	if (status != 0)
+		goto out;
+	/*
+	 * Note: Server may do delete on close for this file
+	 * 	in which case the getattr call will fail with
+	 * 	an ESTALE error. Shouldn't be a problem,
+	 * 	though, since fattr->valid will remain unset.
+	 */
+	decode_getfattr(&xdr, res->fattr, res->server);
 out:
         return status;
 }
@@ -3608,7 +3969,7 @@ out:
 /*
  * Decode OPEN response
  */
-static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_openres *res)
+static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, __be32 *p, struct nfs_openres *res)
 {
         struct xdr_stream xdr;
         struct compound_hdr hdr;
@@ -3621,15 +3982,20 @@ static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_ope
         status = decode_putfh(&xdr);
         if (status)
                 goto out;
+        status = decode_savefh(&xdr);
+	if (status)
+		goto out;
         status = decode_open(&xdr, res);
         if (status)
                 goto out;
 	status = decode_getfh(&xdr, &res->fh);
         if (status)
 		goto out;
-	status = decode_getfattr(&xdr, res->f_attr, res->server);
-	if (status == NFS4ERR_DELAY)
-		status = 0;
+	if (decode_getfattr(&xdr, res->f_attr, res->server) != 0)
+		goto out;
+	if ((status = decode_restorefh(&xdr)) != 0)
+		goto out;
+	decode_getfattr(&xdr, res->dir_attr, res->server);
 out:
         return status;
 }
@@ -3637,7 +4003,7 @@ out:
 /*
  * Decode OPEN_CONFIRM response
  */
-static int nfs4_xdr_dec_open_confirm(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_open_confirmres *res)
+static int nfs4_xdr_dec_open_confirm(struct rpc_rqst *rqstp, __be32 *p, struct nfs_open_confirmres *res)
 {
         struct xdr_stream xdr;
         struct compound_hdr hdr;
@@ -3658,7 +4024,7 @@ out:
 /*
  * Decode OPEN response
  */
-static int nfs4_xdr_dec_open_noattr(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_openres *res)
+static int nfs4_xdr_dec_open_noattr(struct rpc_rqst *rqstp, __be32 *p, struct nfs_openres *res)
 {
         struct xdr_stream xdr;
         struct compound_hdr hdr;
@@ -3672,6 +4038,9 @@ static int nfs4_xdr_dec_open_noattr(struct rpc_rqst *rqstp, uint32_t *p, struct
         if (status)
                 goto out;
         status = decode_open(&xdr, res);
+        if (status)
+                goto out;
+	decode_getfattr(&xdr, res->f_attr, res->server);
 out:
         return status;
 }
@@ -3679,7 +4048,7 @@ out:
 /*
  * Decode SETATTR response
  */
-static int nfs4_xdr_dec_setattr(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_setattrres *res)
+static int nfs4_xdr_dec_setattr(struct rpc_rqst *rqstp, __be32 *p, struct nfs_setattrres *res)
 {
         struct xdr_stream xdr;
         struct compound_hdr hdr;
@@ -3705,7 +4074,7 @@ out:
 /*
  * Decode LOCK response
  */
-static int nfs4_xdr_dec_lock(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_lockres *res)
+static int nfs4_xdr_dec_lock(struct rpc_rqst *rqstp, __be32 *p, struct nfs_lock_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3726,7 +4095,7 @@ out:
 /*
  * Decode LOCKT response
  */
-static int nfs4_xdr_dec_lockt(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_lockres *res)
+static int nfs4_xdr_dec_lockt(struct rpc_rqst *rqstp, __be32 *p, struct nfs_lockt_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3747,7 +4116,7 @@ out:
 /*
  * Decode LOCKU response
  */
-static int nfs4_xdr_dec_locku(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_lockres *res)
+static int nfs4_xdr_dec_locku(struct rpc_rqst *rqstp, __be32 *p, struct nfs_locku_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3768,7 +4137,7 @@ out:
 /*
  * Decode READLINK response
  */
-static int nfs4_xdr_dec_readlink(struct rpc_rqst *rqstp, uint32_t *p, void *res)
+static int nfs4_xdr_dec_readlink(struct rpc_rqst *rqstp, __be32 *p, void *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3789,7 +4158,7 @@ out:
 /*
  * Decode READDIR response
  */
-static int nfs4_xdr_dec_readdir(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_readdir_res *res)
+static int nfs4_xdr_dec_readdir(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_readdir_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3810,7 +4179,7 @@ out:
 /*
  * Decode Read response
  */
-static int nfs4_xdr_dec_read(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_readres *res)
+static int nfs4_xdr_dec_read(struct rpc_rqst *rqstp, __be32 *p, struct nfs_readres *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3833,7 +4202,7 @@ out:
 /*
  * Decode WRITE response
  */
-static int nfs4_xdr_dec_write(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_writeres *res)
+static int nfs4_xdr_dec_write(struct rpc_rqst *rqstp, __be32 *p, struct nfs_writeres *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3847,6 +4216,9 @@ static int nfs4_xdr_dec_write(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_wr
 	if (status)
 		goto out;
 	status = decode_write(&xdr, res);
+	if (status)
+		goto out;
+	decode_getfattr(&xdr, res->fattr, res->server);
 	if (!status)
 		status = res->count;
 out:
@@ -3856,7 +4228,7 @@ out:
 /*
  * Decode COMMIT response
  */
-static int nfs4_xdr_dec_commit(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_writeres *res)
+static int nfs4_xdr_dec_commit(struct rpc_rqst *rqstp, __be32 *p, struct nfs_writeres *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3870,6 +4242,9 @@ static int nfs4_xdr_dec_commit(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_w
 	if (status)
 		goto out;
 	status = decode_commit(&xdr, res);
+	if (status)
+		goto out;
+	decode_getfattr(&xdr, res->fattr, res->server);
 out:
 	return status;
 }
@@ -3877,7 +4252,7 @@ out:
 /*
  * FSINFO request
  */
-static int nfs4_xdr_dec_fsinfo(struct rpc_rqst *req, uint32_t *p, struct nfs_fsinfo *fsinfo)
+static int nfs4_xdr_dec_fsinfo(struct rpc_rqst *req, __be32 *p, struct nfs_fsinfo *fsinfo)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3890,14 +4265,14 @@ static int nfs4_xdr_dec_fsinfo(struct rpc_rqst *req, uint32_t *p, struct nfs_fsi
 	if (!status)
 		status = decode_fsinfo(&xdr, fsinfo);
 	if (!status)
-		status = -nfs_stat_to_errno(hdr.status);
+		status = -nfs4_stat_to_errno(hdr.status);
 	return status;
 }
 
 /*
  * PATHCONF request
  */
-static int nfs4_xdr_dec_pathconf(struct rpc_rqst *req, uint32_t *p, struct nfs_pathconf *pathconf)
+static int nfs4_xdr_dec_pathconf(struct rpc_rqst *req, __be32 *p, struct nfs_pathconf *pathconf)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3915,7 +4290,7 @@ static int nfs4_xdr_dec_pathconf(struct rpc_rqst *req, uint32_t *p, struct nfs_p
 /*
  * STATFS request
  */
-static int nfs4_xdr_dec_statfs(struct rpc_rqst *req, uint32_t *p, struct nfs_fsstat *fsstat)
+static int nfs4_xdr_dec_statfs(struct rpc_rqst *req, __be32 *p, struct nfs_fsstat *fsstat)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3933,7 +4308,7 @@ static int nfs4_xdr_dec_statfs(struct rpc_rqst *req, uint32_t *p, struct nfs_fss
 /*
  * GETATTR_BITMAP request
  */
-static int nfs4_xdr_dec_server_caps(struct rpc_rqst *req, uint32_t *p, struct nfs4_server_caps_res *res)
+static int nfs4_xdr_dec_server_caps(struct rpc_rqst *req, __be32 *p, struct nfs4_server_caps_res *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3952,7 +4327,7 @@ out:
 /*
  * Decode RENEW response
  */
-static int nfs4_xdr_dec_renew(struct rpc_rqst *rqstp, uint32_t *p, void *dummy)
+static int nfs4_xdr_dec_renew(struct rpc_rqst *rqstp, __be32 *p, void *dummy)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3968,8 +4343,8 @@ static int nfs4_xdr_dec_renew(struct rpc_rqst *rqstp, uint32_t *p, void *dummy)
 /*
  * a SETCLIENTID request
  */
-static int nfs4_xdr_dec_setclientid(struct rpc_rqst *req, uint32_t *p,
-		struct nfs4_client *clp)
+static int nfs4_xdr_dec_setclientid(struct rpc_rqst *req, __be32 *p,
+		struct nfs_client *clp)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -3980,14 +4355,14 @@ static int nfs4_xdr_dec_setclientid(struct rpc_rqst *req, uint32_t *p,
 	if (!status)
 		status = decode_setclientid(&xdr, clp);
 	if (!status)
-		status = -nfs_stat_to_errno(hdr.status);
+		status = -nfs4_stat_to_errno(hdr.status);
 	return status;
 }
 
 /*
  * a SETCLIENTID_CONFIRM request
  */
-static int nfs4_xdr_dec_setclientid_confirm(struct rpc_rqst *req, uint32_t *p, struct nfs_fsinfo *fsinfo)
+static int nfs4_xdr_dec_setclientid_confirm(struct rpc_rqst *req, __be32 *p, struct nfs_fsinfo *fsinfo)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -4002,14 +4377,14 @@ static int nfs4_xdr_dec_setclientid_confirm(struct rpc_rqst *req, uint32_t *p, s
 	if (!status)
 		status = decode_fsinfo(&xdr, fsinfo);
 	if (!status)
-		status = -nfs_stat_to_errno(hdr.status);
+		status = -nfs4_stat_to_errno(hdr.status);
 	return status;
 }
 
 /*
  * DELEGRETURN request
  */
-static int nfs4_xdr_dec_delegreturn(struct rpc_rqst *rqstp, uint32_t *p, void *dummy)
+static int nfs4_xdr_dec_delegreturn(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_delegreturnres *res)
 {
 	struct xdr_stream xdr;
 	struct compound_hdr hdr;
@@ -4017,15 +4392,41 @@ static int nfs4_xdr_dec_delegreturn(struct rpc_rqst *rqstp, uint32_t *p, void *d
 
 	xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, p);
 	status = decode_compound_hdr(&xdr, &hdr);
-	if (status == 0) {
-		status = decode_putfh(&xdr);
-		if (status == 0)
-			status = decode_delegreturn(&xdr);
-	}
+	if (status != 0)
+		goto out;
+	status = decode_putfh(&xdr);
+	if (status != 0)
+		goto out;
+	status = decode_delegreturn(&xdr);
+	decode_getfattr(&xdr, res->fattr, res->server);
+out:
+	return status;
+}
+
+/*
+ * FS_LOCATIONS request
+ */
+static int nfs4_xdr_dec_fs_locations(struct rpc_rqst *req, __be32 *p, struct nfs4_fs_locations *res)
+{
+	struct xdr_stream xdr;
+	struct compound_hdr hdr;
+	int status;
+
+	xdr_init_decode(&xdr, &req->rq_rcv_buf, p);
+	status = decode_compound_hdr(&xdr, &hdr);
+	if (status != 0)
+		goto out;
+	if ((status = decode_putfh(&xdr)) != 0)
+		goto out;
+	if ((status = decode_lookup(&xdr)) != 0)
+		goto out;
+	xdr_enter_page(&xdr, PAGE_SIZE);
+	status = decode_getfattr(&xdr, &res->fattr, res->server);
+out:
 	return status;
 }
 
-uint32_t *nfs4_decode_dirent(uint32_t *p, struct nfs_entry *entry, int plus)
+__be32 *nfs4_decode_dirent(__be32 *p, struct nfs_entry *entry, int plus)
 {
 	uint32_t bitmap[2] = {0};
 	uint32_t len;
@@ -4060,6 +4461,12 @@ uint32_t *nfs4_decode_dirent(uint32_t *p, struct nfs_entry *entry, int plus)
 	}
 	len = XDR_QUADLEN(ntohl(*p++));	/* attribute buffer length */
 	if (len > 0) {
+		if (bitmap[0] & FATTR4_WORD0_RDATTR_ERROR) {
+			bitmap[0] &= ~FATTR4_WORD0_RDATTR_ERROR;
+			/* Ignore the return value of rdattr_error for now */
+			p++;
+			len--;
+		}
 		if (bitmap[0] == 0 && bitmap[1] == FATTR4_WORD1_MOUNTED_ON_FILEID)
 			xdr_decode_hyper(p, &entry->ino);
 		else if (bitmap[0] == FATTR4_WORD0_FILEID)
@@ -4099,6 +4506,8 @@ static struct {
 	{ 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	},
@@ -4121,7 +4530,7 @@ static struct {
  * This one is used jointly by NFSv2 and NFSv3.
  */
 static int
-nfs_stat_to_errno(int stat)
+nfs4_stat_to_errno(int stat)
 {
 	int i;
 	for (i = 0; nfs_errtbl[i].stat != -1; i++) {
@@ -4140,16 +4549,15 @@ nfs_stat_to_errno(int stat)
 	return stat;
 }
 
-#ifndef MAX
-# define MAX(a, b)	(((a) > (b))? (a) : (b))
-#endif
-
 #define PROC(proc, argtype, restype)				\
 [NFSPROC4_CLNT_##proc] = {					\
 	.p_proc   = NFSPROC4_COMPOUND,				\
 	.p_encode = (kxdrproc_t) nfs4_xdr_##argtype,		\
 	.p_decode = (kxdrproc_t) nfs4_xdr_##restype,		\
-	.p_bufsiz = MAX(NFS4_##argtype##_sz,NFS4_##restype##_sz) << 2,	\
+	.p_arglen = NFS4_##argtype##_sz,			\
+	.p_replen = NFS4_##restype##_sz,			\
+	.p_statidx = NFSPROC4_CLNT_##proc,			\
+	.p_name   = #proc,					\
     }
 
 struct rpc_procinfo	nfs4_procedures[] = {
@@ -4186,11 +4594,12 @@ struct rpc_procinfo	nfs4_procedures[] = {
   PROC(DELEGRETURN,	enc_delegreturn, dec_delegreturn),
   PROC(GETACL,		enc_getacl,	dec_getacl),
   PROC(SETACL,		enc_setacl,	dec_setacl),
+  PROC(FS_LOCATIONS,	enc_fs_locations, dec_fs_locations),
 };
 
 struct rpc_version		nfs_version4 = {
 	.number			= 4,
-	.nrprocs		= sizeof(nfs4_procedures)/sizeof(nfs4_procedures[0]),
+	.nrprocs		= ARRAY_SIZE(nfs4_procedures),
 	.procs			= nfs4_procedures
 };