63 static int nfs4_decode_void(struct svc_rqst *rqstp, __be32 *p, void *dummy)  in nfs4_decode_void()  argument
65 	return xdr_argsize_check(rqstp, p);  in nfs4_decode_void()
68 static int nfs4_encode_void(struct svc_rqst *rqstp, __be32 *p, void *dummy)  in nfs4_encode_void()  argument
70 	return xdr_ressize_check(rqstp, p);  in nfs4_encode_void()
75 	__be32 *p;  in read_buf()  local
77 	p = xdr_inline_decode(xdr, nbytes);  in read_buf()
78 	if (unlikely(p == NULL))  in read_buf()
80 	return p;  in read_buf()
85 	__be32 *p;  in decode_string()  local
87 	p = read_buf(xdr, 4);  in decode_string()
88 	if (unlikely(p == NULL))  in decode_string()
90 	*len = ntohl(*p);  in decode_string()
93 		p = read_buf(xdr, *len);  in decode_string()
94 		if (unlikely(p == NULL))  in decode_string()
96 		*str = (const char *)p;  in decode_string()
105 	__be32 *p;  in decode_fh()  local
107 	p = read_buf(xdr, 4);  in decode_fh()
108 	if (unlikely(p == NULL))  in decode_fh()
110 	fh->size = ntohl(*p);  in decode_fh()
113 	p = read_buf(xdr, fh->size);  in decode_fh()
114 	if (unlikely(p == NULL))  in decode_fh()
116 	memcpy(&fh->data[0], p, fh->size);  in decode_fh()
123 	__be32 *p;  in decode_bitmap()  local
126 	p = read_buf(xdr, 4);  in decode_bitmap()
127 	if (unlikely(p == NULL))  in decode_bitmap()
129 	attrlen = ntohl(*p);  in decode_bitmap()
130 	p = read_buf(xdr, attrlen << 2);  in decode_bitmap()
131 	if (unlikely(p == NULL))  in decode_bitmap()
134 		bitmap[0] = ntohl(*p++);  in decode_bitmap()
136 		bitmap[1] = ntohl(*p);  in decode_bitmap()
142 	__be32 *p;  in decode_stateid()  local
144 	p = read_buf(xdr, NFS4_STATEID_SIZE);  in decode_stateid()
145 	if (unlikely(p == NULL))  in decode_stateid()
147 	memcpy(stateid, p, NFS4_STATEID_SIZE);  in decode_stateid()
153 	__be32 *p;  in decode_compound_hdr_arg()  local
165 	p = read_buf(xdr, 12);  in decode_compound_hdr_arg()
166 	if (unlikely(p == NULL))  in decode_compound_hdr_arg()
168 	hdr->minorversion = ntohl(*p++);  in decode_compound_hdr_arg()
171 		hdr->cb_ident = ntohl(*p++); /* ignored by v4.1 and v4.2 */  in decode_compound_hdr_arg()
178 	hdr->nops = ntohl(*p);  in decode_compound_hdr_arg()
186 	__be32 *p;  in decode_op_hdr()  local
187 	p = read_buf(xdr, 4);  in decode_op_hdr()
188 	if (unlikely(p == NULL))  in decode_op_hdr()
190 	*op = ntohl(*p);  in decode_op_hdr()
210 	__be32 *p;  in decode_recall_args()  local
217 	p = read_buf(xdr, 4);  in decode_recall_args()
218 	if (unlikely(p == NULL)) {  in decode_recall_args()
222 	args->truncate = ntohl(*p);  in decode_recall_args()
235 	__be32 *p;  in decode_layoutrecall_args()  local
240 	p = read_buf(xdr, 4 * sizeof(uint32_t));  in decode_layoutrecall_args()
241 	if (unlikely(p == NULL)) {  in decode_layoutrecall_args()
246 	args->cbl_layout_type = ntohl(*p++);  in decode_layoutrecall_args()
250 	iomode = ntohl(*p++);  in decode_layoutrecall_args()
251 	args->cbl_layoutchanged = ntohl(*p++);  in decode_layoutrecall_args()
252 	args->cbl_recall_type = ntohl(*p++);  in decode_layoutrecall_args()
260 		p = read_buf(xdr, 2 * sizeof(uint64_t));  in decode_layoutrecall_args()
261 		if (unlikely(p == NULL)) {  in decode_layoutrecall_args()
265 		p = xdr_decode_hyper(p, &args->cbl_range.offset);  in decode_layoutrecall_args()
266 		p = xdr_decode_hyper(p, &args->cbl_range.length);  in decode_layoutrecall_args()
271 		p = read_buf(xdr, 2 * sizeof(uint64_t));  in decode_layoutrecall_args()
272 		if (unlikely(p == NULL)) {  in decode_layoutrecall_args()
276 		p = xdr_decode_hyper(p, &args->cbl_fsid.major);  in decode_layoutrecall_args()
277 		p = xdr_decode_hyper(p, &args->cbl_fsid.minor);  in decode_layoutrecall_args()
296 	__be32 *p;  in decode_devicenotify_args()  local
303 	p = read_buf(xdr, sizeof(uint32_t));  in decode_devicenotify_args()
304 	if (unlikely(p == NULL)) {  in decode_devicenotify_args()
308 	n = ntohl(*p++);  in decode_devicenotify_args()
326 		p = read_buf(xdr, (4 * sizeof(uint32_t)) + NFS4_DEVICEID4_SIZE);  in decode_devicenotify_args()
327 		if (unlikely(p == NULL)) {  in decode_devicenotify_args()
332 		tmp = ntohl(*p++);	/* bitmap size */  in decode_devicenotify_args()
337 		dev->cbd_notify_type = ntohl(*p++);  in decode_devicenotify_args()
344 		tmp = ntohl(*p++);	/* opaque size */  in decode_devicenotify_args()
352 		dev->cbd_layout_type = ntohl(*p++);  in decode_devicenotify_args()
353 		memcpy(dev->cbd_dev_id.data, p, NFS4_DEVICEID4_SIZE);  in decode_devicenotify_args()
354 		p += XDR_QUADLEN(NFS4_DEVICEID4_SIZE);  in decode_devicenotify_args()
357 			p = read_buf(xdr, sizeof(uint32_t));  in decode_devicenotify_args()
358 			if (unlikely(p == NULL)) {  in decode_devicenotify_args()
362 			dev->cbd_immediate = ntohl(*p++);  in decode_devicenotify_args()
385 	__be32 *p;  in decode_sessionid()  local
388 	p = read_buf(xdr, len);  in decode_sessionid()
389 	if (unlikely(p == NULL))  in decode_sessionid()
392 	memcpy(sid->data, p, len);  in decode_sessionid()
399 	__be32 *p;  in decode_rc_list()  local
408 	p = read_buf(xdr, sizeof(uint32_t));  in decode_rc_list()
409 	if (unlikely(p == NULL))  in decode_rc_list()
412 	rc_list->rcl_nrefcalls = ntohl(*p++);  in decode_rc_list()
414 		p = read_buf(xdr,  in decode_rc_list()
416 		if (unlikely(p == NULL))  in decode_rc_list()
424 			rc_list->rcl_refcalls[i].rc_sequenceid = ntohl(*p++);  in decode_rc_list()
425 			rc_list->rcl_refcalls[i].rc_slotid = ntohl(*p++);  in decode_rc_list()
438 	__be32 *p;  in decode_cb_sequence_args()  local
447 	p = read_buf(xdr, 5 * sizeof(uint32_t));  in decode_cb_sequence_args()
448 	if (unlikely(p == NULL))  in decode_cb_sequence_args()
452 	args->csa_sequenceid = ntohl(*p++);  in decode_cb_sequence_args()
453 	args->csa_slotid = ntohl(*p++);  in decode_cb_sequence_args()
454 	args->csa_highestslotid = ntohl(*p++);  in decode_cb_sequence_args()
455 	args->csa_cachethis = ntohl(*p++);  in decode_cb_sequence_args()
456 	args->csa_nrclists = ntohl(*p++);  in decode_cb_sequence_args()
501 	__be32 *p, status;  in decode_recallany_args()  local
504 	p = read_buf(xdr, 4);  in decode_recallany_args()
505 	if (unlikely(p == NULL))  in decode_recallany_args()
507 	args->craa_objs_to_keep = ntohl(*p++);  in decode_recallany_args()
520 	__be32 *p;  in decode_recallslot_args()  local
523 	p = read_buf(xdr, 4);  in decode_recallslot_args()
524 	if (unlikely(p == NULL))  in decode_recallslot_args()
526 	args->crsa_target_highest_slotid = ntohl(*p++);  in decode_recallslot_args()
534 	__be32 *p;  in encode_string()  local
536 	p = xdr_reserve_space(xdr, 4 + len);  in encode_string()
537 	if (unlikely(p == NULL))  in encode_string()
539 	xdr_encode_opaque(p, str, len);  in encode_string()
548 	__be32 *p;  in encode_attr_bitmap()  local
553 		p = xdr_reserve_space(xdr, 16);  in encode_attr_bitmap()
554 		if (unlikely(p == NULL))  in encode_attr_bitmap()
556 		*p++ = htonl(2);  in encode_attr_bitmap()
557 		*p++ = bm[0];  in encode_attr_bitmap()
558 		*p++ = bm[1];  in encode_attr_bitmap()
560 		p = xdr_reserve_space(xdr, 12);  in encode_attr_bitmap()
561 		if (unlikely(p == NULL))  in encode_attr_bitmap()
563 		*p++ = htonl(1);  in encode_attr_bitmap()
564 		*p++ = bm[0];  in encode_attr_bitmap()
566 		p = xdr_reserve_space(xdr, 8);  in encode_attr_bitmap()
567 		if (unlikely(p == NULL))  in encode_attr_bitmap()
569 		*p++ = htonl(0);  in encode_attr_bitmap()
571 	*savep = p;  in encode_attr_bitmap()
577 	__be32 *p;  in encode_attr_change()  local
581 	p = xdr_reserve_space(xdr, 8);  in encode_attr_change()
582 	if (unlikely(!p))  in encode_attr_change()
584 	p = xdr_encode_hyper(p, change);  in encode_attr_change()
590 	__be32 *p;  in encode_attr_size()  local
594 	p = xdr_reserve_space(xdr, 8);  in encode_attr_size()
595 	if (unlikely(!p))  in encode_attr_size()
597 	p = xdr_encode_hyper(p, size);  in encode_attr_size()
603 	__be32 *p;  in encode_attr_time()  local
605 	p = xdr_reserve_space(xdr, 12);  in encode_attr_time()
606 	if (unlikely(!p))  in encode_attr_time()
608 	p = xdr_encode_hyper(p, time->tv_sec);  in encode_attr_time()
609 	*p = htonl(time->tv_nsec);  in encode_attr_time()
645 	__be32 *p;  in encode_op_hdr()  local
647 	p = xdr_reserve_space(xdr, 8);  in encode_op_hdr()
648 	if (unlikely(p == NULL))  in encode_op_hdr()
650 	*p++ = htonl(op);  in encode_op_hdr()
651 	*p = res;  in encode_op_hdr()
675 	*savep = htonl((unsigned int)((char *)xdr->p - (char *)(savep+1)));  in encode_getattr_res()
686 	__be32 *p;  in encode_sessionid()  local
689 	p = xdr_reserve_space(xdr, len);  in encode_sessionid()
690 	if (unlikely(p == NULL))  in encode_sessionid()
693 	memcpy(p, sid, len);  in encode_sessionid()
701 	__be32 *p;  in encode_cb_sequence_res()  local
709 	p = xdr_reserve_space(xdr, 4 * sizeof(uint32_t));  in encode_cb_sequence_res()
710 	if (unlikely(p == NULL))  in encode_cb_sequence_res()
713 	*p++ = htonl(res->csr_sequenceid);  in encode_cb_sequence_res()
714 	*p++ = htonl(res->csr_slotid);  in encode_cb_sequence_res()
715 	*p++ = htonl(res->csr_highestslotid);  in encode_cb_sequence_res()
716 	*p++ = htonl(res->csr_target_highestslotid);  in encode_cb_sequence_res()
869 	maxlen = xdr_out->end - xdr_out->p;  in process_op()
895 	__be32 *p, status;  in nfs4_callback_compound()  local
908 	p = (__be32*)((char *)rqstp->rq_res.head[0].iov_base + rqstp->rq_res.head[0].iov_len);  in nfs4_callback_compound()
909 	xdr_init_encode(&xdr_out, &rqstp->rq_res, p);  in nfs4_callback_compound()