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path: root/fs/nfs/nfs4xdr.c
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Diffstat (limited to 'fs/nfs/nfs4xdr.c')
-rw-r--r--fs/nfs/nfs4xdr.c305
1 files changed, 224 insertions, 81 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 6c564ef9489..fbbace8a30c 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -95,6 +95,8 @@ static int nfs_stat_to_errno(int);
95#define decode_getattr_maxsz (op_decode_hdr_maxsz + nfs4_fattr_maxsz) 95#define decode_getattr_maxsz (op_decode_hdr_maxsz + nfs4_fattr_maxsz)
96#define encode_savefh_maxsz (op_encode_hdr_maxsz) 96#define encode_savefh_maxsz (op_encode_hdr_maxsz)
97#define decode_savefh_maxsz (op_decode_hdr_maxsz) 97#define decode_savefh_maxsz (op_decode_hdr_maxsz)
98#define encode_restorefh_maxsz (op_encode_hdr_maxsz)
99#define decode_restorefh_maxsz (op_decode_hdr_maxsz)
98#define encode_fsinfo_maxsz (op_encode_hdr_maxsz + 2) 100#define encode_fsinfo_maxsz (op_encode_hdr_maxsz + 2)
99#define decode_fsinfo_maxsz (op_decode_hdr_maxsz + 11) 101#define decode_fsinfo_maxsz (op_decode_hdr_maxsz + 11)
100#define encode_renew_maxsz (op_encode_hdr_maxsz + 3) 102#define encode_renew_maxsz (op_encode_hdr_maxsz + 3)
@@ -157,16 +159,20 @@ static int nfs_stat_to_errno(int);
157 op_decode_hdr_maxsz + 2) 159 op_decode_hdr_maxsz + 2)
158#define NFS4_enc_write_sz (compound_encode_hdr_maxsz + \ 160#define NFS4_enc_write_sz (compound_encode_hdr_maxsz + \
159 encode_putfh_maxsz + \ 161 encode_putfh_maxsz + \
160 op_encode_hdr_maxsz + 8) 162 op_encode_hdr_maxsz + 8 + \
163 encode_getattr_maxsz)
161#define NFS4_dec_write_sz (compound_decode_hdr_maxsz + \ 164#define NFS4_dec_write_sz (compound_decode_hdr_maxsz + \
162 decode_putfh_maxsz + \ 165 decode_putfh_maxsz + \
163 op_decode_hdr_maxsz + 4) 166 op_decode_hdr_maxsz + 4 + \
167 decode_getattr_maxsz)
164#define NFS4_enc_commit_sz (compound_encode_hdr_maxsz + \ 168#define NFS4_enc_commit_sz (compound_encode_hdr_maxsz + \
165 encode_putfh_maxsz + \ 169 encode_putfh_maxsz + \
166 op_encode_hdr_maxsz + 3) 170 op_encode_hdr_maxsz + 3 + \
171 encode_getattr_maxsz)
167#define NFS4_dec_commit_sz (compound_decode_hdr_maxsz + \ 172#define NFS4_dec_commit_sz (compound_decode_hdr_maxsz + \
168 decode_putfh_maxsz + \ 173 decode_putfh_maxsz + \
169 op_decode_hdr_maxsz + 2) 174 op_decode_hdr_maxsz + 2 + \
175 decode_getattr_maxsz)
170#define NFS4_enc_open_sz (compound_encode_hdr_maxsz + \ 176#define NFS4_enc_open_sz (compound_encode_hdr_maxsz + \
171 encode_putfh_maxsz + \ 177 encode_putfh_maxsz + \
172 op_encode_hdr_maxsz + \ 178 op_encode_hdr_maxsz + \
@@ -196,17 +202,21 @@ static int nfs_stat_to_errno(int);
196#define NFS4_enc_open_downgrade_sz \ 202#define NFS4_enc_open_downgrade_sz \
197 (compound_encode_hdr_maxsz + \ 203 (compound_encode_hdr_maxsz + \
198 encode_putfh_maxsz + \ 204 encode_putfh_maxsz + \
199 op_encode_hdr_maxsz + 7) 205 op_encode_hdr_maxsz + 7 + \
206 encode_getattr_maxsz)
200#define NFS4_dec_open_downgrade_sz \ 207#define NFS4_dec_open_downgrade_sz \
201 (compound_decode_hdr_maxsz + \ 208 (compound_decode_hdr_maxsz + \
202 decode_putfh_maxsz + \ 209 decode_putfh_maxsz + \
203 op_decode_hdr_maxsz + 4) 210 op_decode_hdr_maxsz + 4 + \
211 decode_getattr_maxsz)
204#define NFS4_enc_close_sz (compound_encode_hdr_maxsz + \ 212#define NFS4_enc_close_sz (compound_encode_hdr_maxsz + \
205 encode_putfh_maxsz + \ 213 encode_putfh_maxsz + \
206 op_encode_hdr_maxsz + 5) 214 op_encode_hdr_maxsz + 5 + \
215 encode_getattr_maxsz)
207#define NFS4_dec_close_sz (compound_decode_hdr_maxsz + \ 216#define NFS4_dec_close_sz (compound_decode_hdr_maxsz + \
208 decode_putfh_maxsz + \ 217 decode_putfh_maxsz + \
209 op_decode_hdr_maxsz + 4) 218 op_decode_hdr_maxsz + 4 + \
219 decode_getattr_maxsz)
210#define NFS4_enc_setattr_sz (compound_encode_hdr_maxsz + \ 220#define NFS4_enc_setattr_sz (compound_encode_hdr_maxsz + \
211 encode_putfh_maxsz + \ 221 encode_putfh_maxsz + \
212 op_encode_hdr_maxsz + 4 + \ 222 op_encode_hdr_maxsz + 4 + \
@@ -300,30 +310,44 @@ static int nfs_stat_to_errno(int);
300 decode_getfh_maxsz) 310 decode_getfh_maxsz)
301#define NFS4_enc_remove_sz (compound_encode_hdr_maxsz + \ 311#define NFS4_enc_remove_sz (compound_encode_hdr_maxsz + \
302 encode_putfh_maxsz + \ 312 encode_putfh_maxsz + \
303 encode_remove_maxsz) 313 encode_remove_maxsz + \
314 encode_getattr_maxsz)
304#define NFS4_dec_remove_sz (compound_decode_hdr_maxsz + \ 315#define NFS4_dec_remove_sz (compound_decode_hdr_maxsz + \
305 decode_putfh_maxsz + \ 316 decode_putfh_maxsz + \
306 op_decode_hdr_maxsz + 5) 317 op_decode_hdr_maxsz + 5 + \
318 decode_getattr_maxsz)
307#define NFS4_enc_rename_sz (compound_encode_hdr_maxsz + \ 319#define NFS4_enc_rename_sz (compound_encode_hdr_maxsz + \
308 encode_putfh_maxsz + \ 320 encode_putfh_maxsz + \
309 encode_savefh_maxsz + \ 321 encode_savefh_maxsz + \
310 encode_putfh_maxsz + \ 322 encode_putfh_maxsz + \
311 encode_rename_maxsz) 323 encode_rename_maxsz + \
324 encode_getattr_maxsz + \
325 encode_restorefh_maxsz + \
326 encode_getattr_maxsz)
312#define NFS4_dec_rename_sz (compound_decode_hdr_maxsz + \ 327#define NFS4_dec_rename_sz (compound_decode_hdr_maxsz + \
313 decode_putfh_maxsz + \ 328 decode_putfh_maxsz + \
314 decode_savefh_maxsz + \ 329 decode_savefh_maxsz + \
315 decode_putfh_maxsz + \ 330 decode_putfh_maxsz + \
316 decode_rename_maxsz) 331 decode_rename_maxsz + \
332 decode_getattr_maxsz + \
333 decode_restorefh_maxsz + \
334 decode_getattr_maxsz)
317#define NFS4_enc_link_sz (compound_encode_hdr_maxsz + \ 335#define NFS4_enc_link_sz (compound_encode_hdr_maxsz + \
318 encode_putfh_maxsz + \ 336 encode_putfh_maxsz + \
319 encode_savefh_maxsz + \ 337 encode_savefh_maxsz + \
320 encode_putfh_maxsz + \ 338 encode_putfh_maxsz + \
321 encode_link_maxsz) 339 encode_link_maxsz + \
340 decode_getattr_maxsz + \
341 encode_restorefh_maxsz + \
342 decode_getattr_maxsz)
322#define NFS4_dec_link_sz (compound_decode_hdr_maxsz + \ 343#define NFS4_dec_link_sz (compound_decode_hdr_maxsz + \
323 decode_putfh_maxsz + \ 344 decode_putfh_maxsz + \
324 decode_savefh_maxsz + \ 345 decode_savefh_maxsz + \
325 decode_putfh_maxsz + \ 346 decode_putfh_maxsz + \
326 decode_link_maxsz) 347 decode_link_maxsz + \
348 decode_getattr_maxsz + \
349 decode_restorefh_maxsz + \
350 decode_getattr_maxsz)
327#define NFS4_enc_symlink_sz (compound_encode_hdr_maxsz + \ 351#define NFS4_enc_symlink_sz (compound_encode_hdr_maxsz + \
328 encode_putfh_maxsz + \ 352 encode_putfh_maxsz + \
329 encode_symlink_maxsz + \ 353 encode_symlink_maxsz + \
@@ -336,14 +360,20 @@ static int nfs_stat_to_errno(int);
336 decode_getfh_maxsz) 360 decode_getfh_maxsz)
337#define NFS4_enc_create_sz (compound_encode_hdr_maxsz + \ 361#define NFS4_enc_create_sz (compound_encode_hdr_maxsz + \
338 encode_putfh_maxsz + \ 362 encode_putfh_maxsz + \
363 encode_savefh_maxsz + \
339 encode_create_maxsz + \ 364 encode_create_maxsz + \
365 encode_getfh_maxsz + \
340 encode_getattr_maxsz + \ 366 encode_getattr_maxsz + \
341 encode_getfh_maxsz) 367 encode_restorefh_maxsz + \
368 encode_getattr_maxsz)
342#define NFS4_dec_create_sz (compound_decode_hdr_maxsz + \ 369#define NFS4_dec_create_sz (compound_decode_hdr_maxsz + \
343 decode_putfh_maxsz + \ 370 decode_putfh_maxsz + \
371 decode_savefh_maxsz + \
344 decode_create_maxsz + \ 372 decode_create_maxsz + \
373 decode_getfh_maxsz + \
345 decode_getattr_maxsz + \ 374 decode_getattr_maxsz + \
346 decode_getfh_maxsz) 375 decode_restorefh_maxsz + \
376 decode_getattr_maxsz)
347#define NFS4_enc_pathconf_sz (compound_encode_hdr_maxsz + \ 377#define NFS4_enc_pathconf_sz (compound_encode_hdr_maxsz + \
348 encode_putfh_maxsz + \ 378 encode_putfh_maxsz + \
349 encode_getattr_maxsz) 379 encode_getattr_maxsz)
@@ -602,10 +632,10 @@ static int encode_close(struct xdr_stream *xdr, const struct nfs_closeargs *arg)
602{ 632{
603 uint32_t *p; 633 uint32_t *p;
604 634
605 RESERVE_SPACE(8+sizeof(arg->stateid.data)); 635 RESERVE_SPACE(8+sizeof(arg->stateid->data));
606 WRITE32(OP_CLOSE); 636 WRITE32(OP_CLOSE);
607 WRITE32(arg->seqid); 637 WRITE32(arg->seqid->sequence->counter);
608 WRITEMEM(arg->stateid.data, sizeof(arg->stateid.data)); 638 WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
609 639
610 return 0; 640 return 0;
611} 641}
@@ -729,22 +759,18 @@ static int encode_lock(struct xdr_stream *xdr, const struct nfs_lockargs *arg)
729 WRITE64(arg->length); 759 WRITE64(arg->length);
730 WRITE32(opargs->new_lock_owner); 760 WRITE32(opargs->new_lock_owner);
731 if (opargs->new_lock_owner){ 761 if (opargs->new_lock_owner){
732 struct nfs_open_to_lock *ol = opargs->u.open_lock;
733
734 RESERVE_SPACE(40); 762 RESERVE_SPACE(40);
735 WRITE32(ol->open_seqid); 763 WRITE32(opargs->open_seqid->sequence->counter);
736 WRITEMEM(&ol->open_stateid, sizeof(ol->open_stateid)); 764 WRITEMEM(opargs->open_stateid->data, sizeof(opargs->open_stateid->data));
737 WRITE32(ol->lock_seqid); 765 WRITE32(opargs->lock_seqid->sequence->counter);
738 WRITE64(ol->lock_owner.clientid); 766 WRITE64(opargs->lock_owner.clientid);
739 WRITE32(4); 767 WRITE32(4);
740 WRITE32(ol->lock_owner.id); 768 WRITE32(opargs->lock_owner.id);
741 } 769 }
742 else { 770 else {
743 struct nfs_exist_lock *el = opargs->u.exist_lock;
744
745 RESERVE_SPACE(20); 771 RESERVE_SPACE(20);
746 WRITEMEM(&el->stateid, sizeof(el->stateid)); 772 WRITEMEM(opargs->lock_stateid->data, sizeof(opargs->lock_stateid->data));
747 WRITE32(el->seqid); 773 WRITE32(opargs->lock_seqid->sequence->counter);
748 } 774 }
749 775
750 return 0; 776 return 0;
@@ -775,8 +801,8 @@ static int encode_locku(struct xdr_stream *xdr, const struct nfs_lockargs *arg)
775 RESERVE_SPACE(44); 801 RESERVE_SPACE(44);
776 WRITE32(OP_LOCKU); 802 WRITE32(OP_LOCKU);
777 WRITE32(arg->type); 803 WRITE32(arg->type);
778 WRITE32(opargs->seqid); 804 WRITE32(opargs->seqid->sequence->counter);
779 WRITEMEM(&opargs->stateid, sizeof(opargs->stateid)); 805 WRITEMEM(opargs->stateid->data, sizeof(opargs->stateid->data));
780 WRITE64(arg->offset); 806 WRITE64(arg->offset);
781 WRITE64(arg->length); 807 WRITE64(arg->length);
782 808
@@ -826,7 +852,7 @@ static inline void encode_openhdr(struct xdr_stream *xdr, const struct nfs_opena
826 */ 852 */
827 RESERVE_SPACE(8); 853 RESERVE_SPACE(8);
828 WRITE32(OP_OPEN); 854 WRITE32(OP_OPEN);
829 WRITE32(arg->seqid); 855 WRITE32(arg->seqid->sequence->counter);
830 encode_share_access(xdr, arg->open_flags); 856 encode_share_access(xdr, arg->open_flags);
831 RESERVE_SPACE(16); 857 RESERVE_SPACE(16);
832 WRITE64(arg->clientid); 858 WRITE64(arg->clientid);
@@ -941,7 +967,7 @@ static int encode_open_confirm(struct xdr_stream *xdr, const struct nfs_open_con
941 RESERVE_SPACE(8+sizeof(arg->stateid.data)); 967 RESERVE_SPACE(8+sizeof(arg->stateid.data));
942 WRITE32(OP_OPEN_CONFIRM); 968 WRITE32(OP_OPEN_CONFIRM);
943 WRITEMEM(arg->stateid.data, sizeof(arg->stateid.data)); 969 WRITEMEM(arg->stateid.data, sizeof(arg->stateid.data));
944 WRITE32(arg->seqid); 970 WRITE32(arg->seqid->sequence->counter);
945 971
946 return 0; 972 return 0;
947} 973}
@@ -950,10 +976,10 @@ static int encode_open_downgrade(struct xdr_stream *xdr, const struct nfs_closea
950{ 976{
951 uint32_t *p; 977 uint32_t *p;
952 978
953 RESERVE_SPACE(8+sizeof(arg->stateid.data)); 979 RESERVE_SPACE(8+sizeof(arg->stateid->data));
954 WRITE32(OP_OPEN_DOWNGRADE); 980 WRITE32(OP_OPEN_DOWNGRADE);
955 WRITEMEM(arg->stateid.data, sizeof(arg->stateid.data)); 981 WRITEMEM(arg->stateid->data, sizeof(arg->stateid->data));
956 WRITE32(arg->seqid); 982 WRITE32(arg->seqid->sequence->counter);
957 encode_share_access(xdr, arg->open_flags); 983 encode_share_access(xdr, arg->open_flags);
958 return 0; 984 return 0;
959} 985}
@@ -1117,6 +1143,17 @@ static int encode_renew(struct xdr_stream *xdr, const struct nfs4_client *client
1117} 1143}
1118 1144
1119static int 1145static int
1146encode_restorefh(struct xdr_stream *xdr)
1147{
1148 uint32_t *p;
1149
1150 RESERVE_SPACE(4);
1151 WRITE32(OP_RESTOREFH);
1152
1153 return 0;
1154}
1155
1156static int
1120encode_setacl(struct xdr_stream *xdr, struct nfs_setaclargs *arg) 1157encode_setacl(struct xdr_stream *xdr, struct nfs_setaclargs *arg)
1121{ 1158{
1122 uint32_t *p; 1159 uint32_t *p;
@@ -1296,14 +1333,18 @@ static int nfs4_xdr_enc_remove(struct rpc_rqst *req, uint32_t *p, const struct n
1296{ 1333{
1297 struct xdr_stream xdr; 1334 struct xdr_stream xdr;
1298 struct compound_hdr hdr = { 1335 struct compound_hdr hdr = {
1299 .nops = 2, 1336 .nops = 3,
1300 }; 1337 };
1301 int status; 1338 int status;
1302 1339
1303 xdr_init_encode(&xdr, &req->rq_snd_buf, p); 1340 xdr_init_encode(&xdr, &req->rq_snd_buf, p);
1304 encode_compound_hdr(&xdr, &hdr); 1341 encode_compound_hdr(&xdr, &hdr);
1305 if ((status = encode_putfh(&xdr, args->fh)) == 0) 1342 if ((status = encode_putfh(&xdr, args->fh)) != 0)
1306 status = encode_remove(&xdr, args->name); 1343 goto out;
1344 if ((status = encode_remove(&xdr, args->name)) != 0)
1345 goto out;
1346 status = encode_getfattr(&xdr, args->bitmask);
1347out:
1307 return status; 1348 return status;
1308} 1349}
1309 1350
@@ -1314,7 +1355,7 @@ static int nfs4_xdr_enc_rename(struct rpc_rqst *req, uint32_t *p, const struct n
1314{ 1355{
1315 struct xdr_stream xdr; 1356 struct xdr_stream xdr;
1316 struct compound_hdr hdr = { 1357 struct compound_hdr hdr = {
1317 .nops = 4, 1358 .nops = 7,
1318 }; 1359 };
1319 int status; 1360 int status;
1320 1361
@@ -1326,7 +1367,13 @@ static int nfs4_xdr_enc_rename(struct rpc_rqst *req, uint32_t *p, const struct n
1326 goto out; 1367 goto out;
1327 if ((status = encode_putfh(&xdr, args->new_dir)) != 0) 1368 if ((status = encode_putfh(&xdr, args->new_dir)) != 0)
1328 goto out; 1369 goto out;
1329 status = encode_rename(&xdr, args->old_name, args->new_name); 1370 if ((status = encode_rename(&xdr, args->old_name, args->new_name)) != 0)
1371 goto out;
1372 if ((status = encode_getfattr(&xdr, args->bitmask)) != 0)
1373 goto out;
1374 if ((status = encode_restorefh(&xdr)) != 0)
1375 goto out;
1376 status = encode_getfattr(&xdr, args->bitmask);
1330out: 1377out:
1331 return status; 1378 return status;
1332} 1379}
@@ -1338,7 +1385,7 @@ static int nfs4_xdr_enc_link(struct rpc_rqst *req, uint32_t *p, const struct nfs
1338{ 1385{
1339 struct xdr_stream xdr; 1386 struct xdr_stream xdr;
1340 struct compound_hdr hdr = { 1387 struct compound_hdr hdr = {
1341 .nops = 4, 1388 .nops = 7,
1342 }; 1389 };
1343 int status; 1390 int status;
1344 1391
@@ -1350,7 +1397,13 @@ static int nfs4_xdr_enc_link(struct rpc_rqst *req, uint32_t *p, const struct nfs
1350 goto out; 1397 goto out;
1351 if ((status = encode_putfh(&xdr, args->dir_fh)) != 0) 1398 if ((status = encode_putfh(&xdr, args->dir_fh)) != 0)
1352 goto out; 1399 goto out;
1353 status = encode_link(&xdr, args->name); 1400 if ((status = encode_link(&xdr, args->name)) != 0)
1401 goto out;
1402 if ((status = encode_getfattr(&xdr, args->bitmask)) != 0)
1403 goto out;
1404 if ((status = encode_restorefh(&xdr)) != 0)
1405 goto out;
1406 status = encode_getfattr(&xdr, args->bitmask);
1354out: 1407out:
1355 return status; 1408 return status;
1356} 1409}
@@ -1362,7 +1415,7 @@ static int nfs4_xdr_enc_create(struct rpc_rqst *req, uint32_t *p, const struct n
1362{ 1415{
1363 struct xdr_stream xdr; 1416 struct xdr_stream xdr;
1364 struct compound_hdr hdr = { 1417 struct compound_hdr hdr = {
1365 .nops = 4, 1418 .nops = 7,
1366 }; 1419 };
1367 int status; 1420 int status;
1368 1421
@@ -1370,10 +1423,16 @@ static int nfs4_xdr_enc_create(struct rpc_rqst *req, uint32_t *p, const struct n
1370 encode_compound_hdr(&xdr, &hdr); 1423 encode_compound_hdr(&xdr, &hdr);
1371 if ((status = encode_putfh(&xdr, args->dir_fh)) != 0) 1424 if ((status = encode_putfh(&xdr, args->dir_fh)) != 0)
1372 goto out; 1425 goto out;
1426 if ((status = encode_savefh(&xdr)) != 0)
1427 goto out;
1373 if ((status = encode_create(&xdr, args)) != 0) 1428 if ((status = encode_create(&xdr, args)) != 0)
1374 goto out; 1429 goto out;
1375 if ((status = encode_getfh(&xdr)) != 0) 1430 if ((status = encode_getfh(&xdr)) != 0)
1376 goto out; 1431 goto out;
1432 if ((status = encode_getfattr(&xdr, args->bitmask)) != 0)
1433 goto out;
1434 if ((status = encode_restorefh(&xdr)) != 0)
1435 goto out;
1377 status = encode_getfattr(&xdr, args->bitmask); 1436 status = encode_getfattr(&xdr, args->bitmask);
1378out: 1437out:
1379 return status; 1438 return status;
@@ -1412,7 +1471,7 @@ static int nfs4_xdr_enc_close(struct rpc_rqst *req, uint32_t *p, struct nfs_clos
1412{ 1471{
1413 struct xdr_stream xdr; 1472 struct xdr_stream xdr;
1414 struct compound_hdr hdr = { 1473 struct compound_hdr hdr = {
1415 .nops = 2, 1474 .nops = 3,
1416 }; 1475 };
1417 int status; 1476 int status;
1418 1477
@@ -1422,6 +1481,9 @@ static int nfs4_xdr_enc_close(struct rpc_rqst *req, uint32_t *p, struct nfs_clos
1422 if(status) 1481 if(status)
1423 goto out; 1482 goto out;
1424 status = encode_close(&xdr, args); 1483 status = encode_close(&xdr, args);
1484 if (status != 0)
1485 goto out;
1486 status = encode_getfattr(&xdr, args->bitmask);
1425out: 1487out:
1426 return status; 1488 return status;
1427} 1489}
@@ -1433,15 +1495,21 @@ static int nfs4_xdr_enc_open(struct rpc_rqst *req, uint32_t *p, struct nfs_opena
1433{ 1495{
1434 struct xdr_stream xdr; 1496 struct xdr_stream xdr;
1435 struct compound_hdr hdr = { 1497 struct compound_hdr hdr = {
1436 .nops = 4, 1498 .nops = 7,
1437 }; 1499 };
1438 int status; 1500 int status;
1439 1501
1502 status = nfs_wait_on_sequence(args->seqid, req->rq_task);
1503 if (status != 0)
1504 goto out;
1440 xdr_init_encode(&xdr, &req->rq_snd_buf, p); 1505 xdr_init_encode(&xdr, &req->rq_snd_buf, p);
1441 encode_compound_hdr(&xdr, &hdr); 1506 encode_compound_hdr(&xdr, &hdr);
1442 status = encode_putfh(&xdr, args->fh); 1507 status = encode_putfh(&xdr, args->fh);
1443 if (status) 1508 if (status)
1444 goto out; 1509 goto out;
1510 status = encode_savefh(&xdr);
1511 if (status)
1512 goto out;
1445 status = encode_open(&xdr, args); 1513 status = encode_open(&xdr, args);
1446 if (status) 1514 if (status)
1447 goto out; 1515 goto out;
@@ -1449,6 +1517,12 @@ static int nfs4_xdr_enc_open(struct rpc_rqst *req, uint32_t *p, struct nfs_opena
1449 if (status) 1517 if (status)
1450 goto out; 1518 goto out;
1451 status = encode_getfattr(&xdr, args->bitmask); 1519 status = encode_getfattr(&xdr, args->bitmask);
1520 if (status)
1521 goto out;
1522 status = encode_restorefh(&xdr);
1523 if (status)
1524 goto out;
1525 status = encode_getfattr(&xdr, args->bitmask);
1452out: 1526out:
1453 return status; 1527 return status;
1454} 1528}
@@ -1464,6 +1538,9 @@ static int nfs4_xdr_enc_open_confirm(struct rpc_rqst *req, uint32_t *p, struct n
1464 }; 1538 };
1465 int status; 1539 int status;
1466 1540
1541 status = nfs_wait_on_sequence(args->seqid, req->rq_task);
1542 if (status != 0)
1543 goto out;
1467 xdr_init_encode(&xdr, &req->rq_snd_buf, p); 1544 xdr_init_encode(&xdr, &req->rq_snd_buf, p);
1468 encode_compound_hdr(&xdr, &hdr); 1545 encode_compound_hdr(&xdr, &hdr);
1469 status = encode_putfh(&xdr, args->fh); 1546 status = encode_putfh(&xdr, args->fh);
@@ -1485,6 +1562,9 @@ static int nfs4_xdr_enc_open_noattr(struct rpc_rqst *req, uint32_t *p, struct nf
1485 }; 1562 };
1486 int status; 1563 int status;
1487 1564
1565 status = nfs_wait_on_sequence(args->seqid, req->rq_task);
1566 if (status != 0)
1567 goto out;
1488 xdr_init_encode(&xdr, &req->rq_snd_buf, p); 1568 xdr_init_encode(&xdr, &req->rq_snd_buf, p);
1489 encode_compound_hdr(&xdr, &hdr); 1569 encode_compound_hdr(&xdr, &hdr);
1490 status = encode_putfh(&xdr, args->fh); 1570 status = encode_putfh(&xdr, args->fh);
@@ -1502,7 +1582,7 @@ static int nfs4_xdr_enc_open_downgrade(struct rpc_rqst *req, uint32_t *p, struct
1502{ 1582{
1503 struct xdr_stream xdr; 1583 struct xdr_stream xdr;
1504 struct compound_hdr hdr = { 1584 struct compound_hdr hdr = {
1505 .nops = 2, 1585 .nops = 3,
1506 }; 1586 };
1507 int status; 1587 int status;
1508 1588
@@ -1512,6 +1592,9 @@ static int nfs4_xdr_enc_open_downgrade(struct rpc_rqst *req, uint32_t *p, struct
1512 if (status) 1592 if (status)
1513 goto out; 1593 goto out;
1514 status = encode_open_downgrade(&xdr, args); 1594 status = encode_open_downgrade(&xdr, args);
1595 if (status != 0)
1596 goto out;
1597 status = encode_getfattr(&xdr, args->bitmask);
1515out: 1598out:
1516 return status; 1599 return status;
1517} 1600}
@@ -1525,8 +1608,15 @@ static int nfs4_xdr_enc_lock(struct rpc_rqst *req, uint32_t *p, struct nfs_locka
1525 struct compound_hdr hdr = { 1608 struct compound_hdr hdr = {
1526 .nops = 2, 1609 .nops = 2,
1527 }; 1610 };
1611 struct nfs_lock_opargs *opargs = args->u.lock;
1528 int status; 1612 int status;
1529 1613
1614 status = nfs_wait_on_sequence(opargs->lock_seqid, req->rq_task);
1615 if (status != 0)
1616 goto out;
1617 /* Do we need to do an open_to_lock_owner? */
1618 if (opargs->lock_seqid->sequence->flags & NFS_SEQID_CONFIRMED)
1619 opargs->new_lock_owner = 0;
1530 xdr_init_encode(&xdr, &req->rq_snd_buf, p); 1620 xdr_init_encode(&xdr, &req->rq_snd_buf, p);
1531 encode_compound_hdr(&xdr, &hdr); 1621 encode_compound_hdr(&xdr, &hdr);
1532 status = encode_putfh(&xdr, args->fh); 1622 status = encode_putfh(&xdr, args->fh);
@@ -1713,7 +1803,7 @@ static int nfs4_xdr_enc_write(struct rpc_rqst *req, uint32_t *p, struct nfs_writ
1713{ 1803{
1714 struct xdr_stream xdr; 1804 struct xdr_stream xdr;
1715 struct compound_hdr hdr = { 1805 struct compound_hdr hdr = {
1716 .nops = 2, 1806 .nops = 3,
1717 }; 1807 };
1718 int status; 1808 int status;
1719 1809
@@ -1723,6 +1813,9 @@ static int nfs4_xdr_enc_write(struct rpc_rqst *req, uint32_t *p, struct nfs_writ
1723 if (status) 1813 if (status)
1724 goto out; 1814 goto out;
1725 status = encode_write(&xdr, args); 1815 status = encode_write(&xdr, args);
1816 if (status)
1817 goto out;
1818 status = encode_getfattr(&xdr, args->bitmask);
1726out: 1819out:
1727 return status; 1820 return status;
1728} 1821}
@@ -1734,7 +1827,7 @@ static int nfs4_xdr_enc_commit(struct rpc_rqst *req, uint32_t *p, struct nfs_wri
1734{ 1827{
1735 struct xdr_stream xdr; 1828 struct xdr_stream xdr;
1736 struct compound_hdr hdr = { 1829 struct compound_hdr hdr = {
1737 .nops = 2, 1830 .nops = 3,
1738 }; 1831 };
1739 int status; 1832 int status;
1740 1833
@@ -1744,6 +1837,9 @@ static int nfs4_xdr_enc_commit(struct rpc_rqst *req, uint32_t *p, struct nfs_wri
1744 if (status) 1837 if (status)
1745 goto out; 1838 goto out;
1746 status = encode_commit(&xdr, args); 1839 status = encode_commit(&xdr, args);
1840 if (status)
1841 goto out;
1842 status = encode_getfattr(&xdr, args->bitmask);
1747out: 1843out:
1748 return status; 1844 return status;
1749} 1845}
@@ -2670,8 +2766,7 @@ static int decode_server_caps(struct xdr_stream *xdr, struct nfs4_server_caps_re
2670 goto xdr_error; 2766 goto xdr_error;
2671 status = verify_attr_len(xdr, savep, attrlen); 2767 status = verify_attr_len(xdr, savep, attrlen);
2672xdr_error: 2768xdr_error:
2673 if (status != 0) 2769 dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
2674 printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
2675 return status; 2770 return status;
2676} 2771}
2677 2772
@@ -2704,8 +2799,7 @@ static int decode_statfs(struct xdr_stream *xdr, struct nfs_fsstat *fsstat)
2704 2799
2705 status = verify_attr_len(xdr, savep, attrlen); 2800 status = verify_attr_len(xdr, savep, attrlen);
2706xdr_error: 2801xdr_error:
2707 if (status != 0) 2802 dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
2708 printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
2709 return status; 2803 return status;
2710} 2804}
2711 2805
@@ -2730,8 +2824,7 @@ static int decode_pathconf(struct xdr_stream *xdr, struct nfs_pathconf *pathconf
2730 2824
2731 status = verify_attr_len(xdr, savep, attrlen); 2825 status = verify_attr_len(xdr, savep, attrlen);
2732xdr_error: 2826xdr_error:
2733 if (status != 0) 2827 dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
2734 printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
2735 return status; 2828 return status;
2736} 2829}
2737 2830
@@ -2787,13 +2880,10 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons
2787 goto xdr_error; 2880 goto xdr_error;
2788 if ((status = decode_attr_time_modify(xdr, bitmap, &fattr->mtime)) != 0) 2881 if ((status = decode_attr_time_modify(xdr, bitmap, &fattr->mtime)) != 0)
2789 goto xdr_error; 2882 goto xdr_error;
2790 if ((status = verify_attr_len(xdr, savep, attrlen)) == 0) { 2883 if ((status = verify_attr_len(xdr, savep, attrlen)) == 0)
2791 fattr->valid = NFS_ATTR_FATTR | NFS_ATTR_FATTR_V3 | NFS_ATTR_FATTR_V4; 2884 fattr->valid = NFS_ATTR_FATTR | NFS_ATTR_FATTR_V3 | NFS_ATTR_FATTR_V4;
2792 fattr->timestamp = jiffies;
2793 }
2794xdr_error: 2885xdr_error:
2795 if (status != 0) 2886 dprintk("%s: xdr returned %d\n", __FUNCTION__, -status);
2796 printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
2797 return status; 2887 return status;
2798} 2888}
2799 2889
@@ -2826,8 +2916,7 @@ static int decode_fsinfo(struct xdr_stream *xdr, struct nfs_fsinfo *fsinfo)
2826 2916
2827 status = verify_attr_len(xdr, savep, attrlen); 2917 status = verify_attr_len(xdr, savep, attrlen);
2828xdr_error: 2918xdr_error:
2829 if (status != 0) 2919 dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
2830 printk(KERN_NOTICE "%s: xdr error %d!\n", __FUNCTION__, -status);
2831 return status; 2920 return status;
2832} 2921}
2833 2922
@@ -2890,8 +2979,8 @@ static int decode_lock(struct xdr_stream *xdr, struct nfs_lockres *res)
2890 2979
2891 status = decode_op_hdr(xdr, OP_LOCK); 2980 status = decode_op_hdr(xdr, OP_LOCK);
2892 if (status == 0) { 2981 if (status == 0) {
2893 READ_BUF(sizeof(nfs4_stateid)); 2982 READ_BUF(sizeof(res->u.stateid.data));
2894 COPYMEM(&res->u.stateid, sizeof(res->u.stateid)); 2983 COPYMEM(res->u.stateid.data, sizeof(res->u.stateid.data));
2895 } else if (status == -NFS4ERR_DENIED) 2984 } else if (status == -NFS4ERR_DENIED)
2896 return decode_lock_denied(xdr, &res->u.denied); 2985 return decode_lock_denied(xdr, &res->u.denied);
2897 return status; 2986 return status;
@@ -2913,8 +3002,8 @@ static int decode_locku(struct xdr_stream *xdr, struct nfs_lockres *res)
2913 3002
2914 status = decode_op_hdr(xdr, OP_LOCKU); 3003 status = decode_op_hdr(xdr, OP_LOCKU);
2915 if (status == 0) { 3004 if (status == 0) {
2916 READ_BUF(sizeof(nfs4_stateid)); 3005 READ_BUF(sizeof(res->u.stateid.data));
2917 COPYMEM(&res->u.stateid, sizeof(res->u.stateid)); 3006 COPYMEM(res->u.stateid.data, sizeof(res->u.stateid.data));
2918 } 3007 }
2919 return status; 3008 return status;
2920} 3009}
@@ -2994,7 +3083,7 @@ static int decode_open(struct xdr_stream *xdr, struct nfs_openres *res)
2994 p += bmlen; 3083 p += bmlen;
2995 return decode_delegation(xdr, res); 3084 return decode_delegation(xdr, res);
2996xdr_error: 3085xdr_error:
2997 printk(KERN_NOTICE "%s: xdr error!\n", __FUNCTION__); 3086 dprintk("%s: Bitmap too large! Length = %u\n", __FUNCTION__, bmlen);
2998 return -EIO; 3087 return -EIO;
2999} 3088}
3000 3089
@@ -3208,6 +3297,12 @@ static int decode_renew(struct xdr_stream *xdr)
3208 return decode_op_hdr(xdr, OP_RENEW); 3297 return decode_op_hdr(xdr, OP_RENEW);
3209} 3298}
3210 3299
3300static int
3301decode_restorefh(struct xdr_stream *xdr)
3302{
3303 return decode_op_hdr(xdr, OP_RESTOREFH);
3304}
3305
3211static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req, 3306static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req,
3212 size_t *acl_len) 3307 size_t *acl_len)
3213{ 3308{
@@ -3243,7 +3338,8 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req,
3243 if (attrlen <= *acl_len) 3338 if (attrlen <= *acl_len)
3244 xdr_read_pages(xdr, attrlen); 3339 xdr_read_pages(xdr, attrlen);
3245 *acl_len = attrlen; 3340 *acl_len = attrlen;
3246 } 3341 } else
3342 status = -EOPNOTSUPP;
3247 3343
3248out: 3344out:
3249 return status; 3345 return status;
@@ -3352,6 +3448,9 @@ static int nfs4_xdr_dec_open_downgrade(struct rpc_rqst *rqstp, uint32_t *p, stru
3352 if (status) 3448 if (status)
3353 goto out; 3449 goto out;
3354 status = decode_open_downgrade(&xdr, res); 3450 status = decode_open_downgrade(&xdr, res);
3451 if (status != 0)
3452 goto out;
3453 decode_getfattr(&xdr, res->fattr, res->server);
3355out: 3454out:
3356 return status; 3455 return status;
3357} 3456}
@@ -3424,7 +3523,7 @@ out:
3424/* 3523/*
3425 * Decode REMOVE response 3524 * Decode REMOVE response
3426 */ 3525 */
3427static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_change_info *cinfo) 3526static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_remove_res *res)
3428{ 3527{
3429 struct xdr_stream xdr; 3528 struct xdr_stream xdr;
3430 struct compound_hdr hdr; 3529 struct compound_hdr hdr;
@@ -3433,8 +3532,11 @@ static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_
3433 xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, p); 3532 xdr_init_decode(&xdr, &rqstp->rq_rcv_buf, p);
3434 if ((status = decode_compound_hdr(&xdr, &hdr)) != 0) 3533 if ((status = decode_compound_hdr(&xdr, &hdr)) != 0)
3435 goto out; 3534 goto out;
3436 if ((status = decode_putfh(&xdr)) == 0) 3535 if ((status = decode_putfh(&xdr)) != 0)
3437 status = decode_remove(&xdr, cinfo); 3536 goto out;
3537 if ((status = decode_remove(&xdr, &res->cinfo)) != 0)
3538 goto out;
3539 decode_getfattr(&xdr, res->dir_attr, res->server);
3438out: 3540out:
3439 return status; 3541 return status;
3440} 3542}
@@ -3457,7 +3559,14 @@ static int nfs4_xdr_dec_rename(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_
3457 goto out; 3559 goto out;
3458 if ((status = decode_putfh(&xdr)) != 0) 3560 if ((status = decode_putfh(&xdr)) != 0)
3459 goto out; 3561 goto out;
3460 status = decode_rename(&xdr, &res->old_cinfo, &res->new_cinfo); 3562 if ((status = decode_rename(&xdr, &res->old_cinfo, &res->new_cinfo)) != 0)
3563 goto out;
3564 /* Current FH is target directory */
3565 if (decode_getfattr(&xdr, res->new_fattr, res->server) != 0)
3566 goto out;
3567 if ((status = decode_restorefh(&xdr)) != 0)
3568 goto out;
3569 decode_getfattr(&xdr, res->old_fattr, res->server);
3461out: 3570out:
3462 return status; 3571 return status;
3463} 3572}
@@ -3465,7 +3574,7 @@ out:
3465/* 3574/*
3466 * Decode LINK response 3575 * Decode LINK response
3467 */ 3576 */
3468static int nfs4_xdr_dec_link(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_change_info *cinfo) 3577static int nfs4_xdr_dec_link(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_link_res *res)
3469{ 3578{
3470 struct xdr_stream xdr; 3579 struct xdr_stream xdr;
3471 struct compound_hdr hdr; 3580 struct compound_hdr hdr;
@@ -3480,7 +3589,17 @@ static int nfs4_xdr_dec_link(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_ch
3480 goto out; 3589 goto out;
3481 if ((status = decode_putfh(&xdr)) != 0) 3590 if ((status = decode_putfh(&xdr)) != 0)
3482 goto out; 3591 goto out;
3483 status = decode_link(&xdr, cinfo); 3592 if ((status = decode_link(&xdr, &res->cinfo)) != 0)
3593 goto out;
3594 /*
3595 * Note order: OP_LINK leaves the directory as the current
3596 * filehandle.
3597 */
3598 if (decode_getfattr(&xdr, res->dir_attr, res->server) != 0)
3599 goto out;
3600 if ((status = decode_restorefh(&xdr)) != 0)
3601 goto out;
3602 decode_getfattr(&xdr, res->fattr, res->server);
3484out: 3603out:
3485 return status; 3604 return status;
3486} 3605}
@@ -3499,13 +3618,17 @@ static int nfs4_xdr_dec_create(struct rpc_rqst *rqstp, uint32_t *p, struct nfs4_
3499 goto out; 3618 goto out;
3500 if ((status = decode_putfh(&xdr)) != 0) 3619 if ((status = decode_putfh(&xdr)) != 0)
3501 goto out; 3620 goto out;
3621 if ((status = decode_savefh(&xdr)) != 0)
3622 goto out;
3502 if ((status = decode_create(&xdr,&res->dir_cinfo)) != 0) 3623 if ((status = decode_create(&xdr,&res->dir_cinfo)) != 0)
3503 goto out; 3624 goto out;
3504 if ((status = decode_getfh(&xdr, res->fh)) != 0) 3625 if ((status = decode_getfh(&xdr, res->fh)) != 0)
3505 goto out; 3626 goto out;
3506 status = decode_getfattr(&xdr, res->fattr, res->server); 3627 if (decode_getfattr(&xdr, res->fattr, res->server) != 0)
3507 if (status == NFS4ERR_DELAY) 3628 goto out;
3508 status = 0; 3629 if ((status = decode_restorefh(&xdr)) != 0)
3630 goto out;
3631 decode_getfattr(&xdr, res->dir_fattr, res->server);
3509out: 3632out:
3510 return status; 3633 return status;
3511} 3634}
@@ -3623,6 +3746,15 @@ static int nfs4_xdr_dec_close(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_cl
3623 if (status) 3746 if (status)
3624 goto out; 3747 goto out;
3625 status = decode_close(&xdr, res); 3748 status = decode_close(&xdr, res);
3749 if (status != 0)
3750 goto out;
3751 /*
3752 * Note: Server may do delete on close for this file
3753 * in which case the getattr call will fail with
3754 * an ESTALE error. Shouldn't be a problem,
3755 * though, since fattr->valid will remain unset.
3756 */
3757 decode_getfattr(&xdr, res->fattr, res->server);
3626out: 3758out:
3627 return status; 3759 return status;
3628} 3760}
@@ -3643,15 +3775,20 @@ static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_ope
3643 status = decode_putfh(&xdr); 3775 status = decode_putfh(&xdr);
3644 if (status) 3776 if (status)
3645 goto out; 3777 goto out;
3778 status = decode_savefh(&xdr);
3779 if (status)
3780 goto out;
3646 status = decode_open(&xdr, res); 3781 status = decode_open(&xdr, res);
3647 if (status) 3782 if (status)
3648 goto out; 3783 goto out;
3649 status = decode_getfh(&xdr, &res->fh); 3784 status = decode_getfh(&xdr, &res->fh);
3650 if (status) 3785 if (status)
3651 goto out; 3786 goto out;
3652 status = decode_getfattr(&xdr, res->f_attr, res->server); 3787 if (decode_getfattr(&xdr, res->f_attr, res->server) != 0)
3653 if (status == NFS4ERR_DELAY) 3788 goto out;
3654 status = 0; 3789 if ((status = decode_restorefh(&xdr)) != 0)
3790 goto out;
3791 decode_getfattr(&xdr, res->dir_attr, res->server);
3655out: 3792out:
3656 return status; 3793 return status;
3657} 3794}
@@ -3869,6 +4006,9 @@ static int nfs4_xdr_dec_write(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_wr
3869 if (status) 4006 if (status)
3870 goto out; 4007 goto out;
3871 status = decode_write(&xdr, res); 4008 status = decode_write(&xdr, res);
4009 if (status)
4010 goto out;
4011 decode_getfattr(&xdr, res->fattr, res->server);
3872 if (!status) 4012 if (!status)
3873 status = res->count; 4013 status = res->count;
3874out: 4014out:
@@ -3892,6 +4032,9 @@ static int nfs4_xdr_dec_commit(struct rpc_rqst *rqstp, uint32_t *p, struct nfs_w
3892 if (status) 4032 if (status)
3893 goto out; 4033 goto out;
3894 status = decode_commit(&xdr, res); 4034 status = decode_commit(&xdr, res);
4035 if (status)
4036 goto out;
4037 decode_getfattr(&xdr, res->fattr, res->server);
3895out: 4038out:
3896 return status; 4039 return status;
3897} 4040}