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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | #ifndef _LINUX_NFS_XDR_H |
3 | #define _LINUX_NFS_XDR_H | |
4 | ||
b7fa0554 | 5 | #include <linux/nfsacl.h> |
5a5ea0d4 | 6 | #include <linux/sunrpc/gss_api.h> |
1da177e4 | 7 | |
40859d7e CL |
8 | /* |
9 | * To change the maximum rsize and wsize supported by the NFS client, adjust | |
10 | * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can | |
11 | * support a megabyte or more. The default is left at 4096 bytes, which is | |
12 | * reasonable for NFS over UDP. | |
13 | */ | |
14 | #define NFS_MAX_FILE_IO_SIZE (1048576U) | |
15 | #define NFS_DEF_FILE_IO_SIZE (4096U) | |
16 | #define NFS_MIN_FILE_IO_SIZE (1024U) | |
17 | ||
6926afd1 TM |
18 | struct nfs4_string { |
19 | unsigned int len; | |
20 | char *data; | |
21 | }; | |
22 | ||
8b4bdcf8 TM |
23 | struct nfs_fsid { |
24 | uint64_t major; | |
25 | uint64_t minor; | |
1da177e4 LT |
26 | }; |
27 | ||
8b4bdcf8 TM |
28 | /* |
29 | * Helper for checking equality between 2 fsids. | |
30 | */ | |
31 | static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid *b) | |
32 | { | |
33 | return a->major == b->major && a->minor == b->minor; | |
34 | } | |
35 | ||
88034c3d AA |
36 | struct nfs4_threshold { |
37 | __u32 bm; | |
38 | __u32 l_type; | |
39 | __u64 rd_sz; | |
40 | __u64 wr_sz; | |
41 | __u64 rd_io_sz; | |
42 | __u64 wr_io_sz; | |
43 | }; | |
44 | ||
1da177e4 | 45 | struct nfs_fattr { |
9e6e70f8 | 46 | unsigned int valid; /* which fields are valid */ |
bca79478 | 47 | umode_t mode; |
1da177e4 | 48 | __u32 nlink; |
54f834cd EB |
49 | kuid_t uid; |
50 | kgid_t gid; | |
9fa8d66f | 51 | dev_t rdev; |
1da177e4 LT |
52 | __u64 size; |
53 | union { | |
54 | struct { | |
55 | __u32 blocksize; | |
56 | __u32 blocks; | |
57 | } nfs2; | |
58 | struct { | |
59 | __u64 used; | |
60 | } nfs3; | |
61 | } du; | |
8b4bdcf8 | 62 | struct nfs_fsid fsid; |
1da177e4 | 63 | __u64 fileid; |
28331a46 | 64 | __u64 mounted_on_fileid; |
e86d5a02 TM |
65 | struct timespec64 atime; |
66 | struct timespec64 mtime; | |
67 | struct timespec64 ctime; | |
1da177e4 LT |
68 | __u64 change_attr; /* NFSv4 change attribute */ |
69 | __u64 pre_change_attr;/* pre-op NFSv4 change attribute */ | |
1ca277d8 | 70 | __u64 pre_size; /* pre_op_attr.size */ |
e86d5a02 TM |
71 | struct timespec64 pre_mtime; /* pre_op_attr.mtime */ |
72 | struct timespec64 pre_ctime; /* pre_op_attr.ctime */ | |
33801147 | 73 | unsigned long time_start; |
4704f0e2 | 74 | unsigned long gencount; |
6926afd1 TM |
75 | struct nfs4_string *owner_name; |
76 | struct nfs4_string *group_name; | |
88034c3d | 77 | struct nfs4_threshold *mdsthreshold; /* pNFS threshold hints */ |
779df6a5 | 78 | struct nfs4_label *label; |
1da177e4 LT |
79 | }; |
80 | ||
9e6e70f8 TM |
81 | #define NFS_ATTR_FATTR_TYPE (1U << 0) |
82 | #define NFS_ATTR_FATTR_MODE (1U << 1) | |
83 | #define NFS_ATTR_FATTR_NLINK (1U << 2) | |
84 | #define NFS_ATTR_FATTR_OWNER (1U << 3) | |
85 | #define NFS_ATTR_FATTR_GROUP (1U << 4) | |
86 | #define NFS_ATTR_FATTR_RDEV (1U << 5) | |
87 | #define NFS_ATTR_FATTR_SIZE (1U << 6) | |
88 | #define NFS_ATTR_FATTR_PRESIZE (1U << 7) | |
89 | #define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8) | |
90 | #define NFS_ATTR_FATTR_SPACE_USED (1U << 9) | |
91 | #define NFS_ATTR_FATTR_FSID (1U << 10) | |
92 | #define NFS_ATTR_FATTR_FILEID (1U << 11) | |
93 | #define NFS_ATTR_FATTR_ATIME (1U << 12) | |
94 | #define NFS_ATTR_FATTR_MTIME (1U << 13) | |
95 | #define NFS_ATTR_FATTR_CTIME (1U << 14) | |
96 | #define NFS_ATTR_FATTR_PREMTIME (1U << 15) | |
97 | #define NFS_ATTR_FATTR_PRECTIME (1U << 16) | |
98 | #define NFS_ATTR_FATTR_CHANGE (1U << 17) | |
99 | #define NFS_ATTR_FATTR_PRECHANGE (1U << 18) | |
81934ddb CL |
100 | #define NFS_ATTR_FATTR_V4_LOCATIONS (1U << 19) |
101 | #define NFS_ATTR_FATTR_V4_REFERRAL (1U << 20) | |
102 | #define NFS_ATTR_FATTR_MOUNTPOINT (1U << 21) | |
103 | #define NFS_ATTR_FATTR_MOUNTED_ON_FILEID (1U << 22) | |
104 | #define NFS_ATTR_FATTR_OWNER_NAME (1U << 23) | |
105 | #define NFS_ATTR_FATTR_GROUP_NAME (1U << 24) | |
e64a4210 | 106 | #define NFS_ATTR_FATTR_V4_SECURITY_LABEL (1U << 25) |
9e6e70f8 TM |
107 | |
108 | #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \ | |
109 | | NFS_ATTR_FATTR_MODE \ | |
110 | | NFS_ATTR_FATTR_NLINK \ | |
111 | | NFS_ATTR_FATTR_OWNER \ | |
112 | | NFS_ATTR_FATTR_GROUP \ | |
113 | | NFS_ATTR_FATTR_RDEV \ | |
114 | | NFS_ATTR_FATTR_SIZE \ | |
115 | | NFS_ATTR_FATTR_FSID \ | |
116 | | NFS_ATTR_FATTR_FILEID \ | |
117 | | NFS_ATTR_FATTR_ATIME \ | |
118 | | NFS_ATTR_FATTR_MTIME \ | |
3a1556e8 TM |
119 | | NFS_ATTR_FATTR_CTIME \ |
120 | | NFS_ATTR_FATTR_CHANGE) | |
9e6e70f8 TM |
121 | #define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \ |
122 | | NFS_ATTR_FATTR_BLOCKS_USED) | |
123 | #define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \ | |
124 | | NFS_ATTR_FATTR_SPACE_USED) | |
125 | #define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \ | |
e64a4210 DQ |
126 | | NFS_ATTR_FATTR_SPACE_USED \ |
127 | | NFS_ATTR_FATTR_V4_SECURITY_LABEL) | |
1da177e4 | 128 | |
3132e49e JL |
129 | /* |
130 | * Maximal number of supported layout drivers. | |
131 | */ | |
132 | #define NFS_MAX_LAYOUT_TYPES 8 | |
133 | ||
1da177e4 LT |
134 | /* |
135 | * Info on the file system | |
136 | */ | |
137 | struct nfs_fsinfo { | |
138 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
139 | __u32 rtmax; /* max. read transfer size */ | |
140 | __u32 rtpref; /* pref. read transfer size */ | |
141 | __u32 rtmult; /* reads should be multiple of this */ | |
142 | __u32 wtmax; /* max. write transfer size */ | |
143 | __u32 wtpref; /* pref. write transfer size */ | |
144 | __u32 wtmult; /* writes should be multiple of this */ | |
145 | __u32 dtpref; /* pref. readdir transfer size */ | |
146 | __u64 maxfilesize; | |
e86d5a02 | 147 | struct timespec64 time_delta; /* server time granularity */ |
1da177e4 | 148 | __u32 lease_time; /* in seconds */ |
ca440c38 | 149 | __u32 nlayouttypes; /* number of layouttypes */ |
3132e49e | 150 | __u32 layouttype[NFS_MAX_LAYOUT_TYPES]; /* supported pnfs layout driver */ |
dae100c2 | 151 | __u32 blksize; /* preferred pnfs io block size */ |
2a92ee92 | 152 | __u32 clone_blksize; /* granularity of a CLONE operation */ |
b78ef845 | 153 | __u32 xattr_support; /* User xattrs supported */ |
1da177e4 LT |
154 | }; |
155 | ||
156 | struct nfs_fsstat { | |
157 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
158 | __u64 tbytes; /* total size in bytes */ | |
159 | __u64 fbytes; /* # of free bytes */ | |
160 | __u64 abytes; /* # of bytes available to user */ | |
161 | __u64 tfiles; /* # of files */ | |
162 | __u64 ffiles; /* # of free files */ | |
163 | __u64 afiles; /* # of files available to user */ | |
164 | }; | |
165 | ||
166 | struct nfs2_fsstat { | |
167 | __u32 tsize; /* Server transfer size */ | |
168 | __u32 bsize; /* Filesystem block size */ | |
169 | __u32 blocks; /* No. of "bsize" blocks on filesystem */ | |
170 | __u32 bfree; /* No. of free "bsize" blocks */ | |
171 | __u32 bavail; /* No. of available "bsize" blocks */ | |
172 | }; | |
173 | ||
174 | struct nfs_pathconf { | |
175 | struct nfs_fattr *fattr; /* Post-op attributes */ | |
176 | __u32 max_link; /* max # of hard links */ | |
177 | __u32 max_namelen; /* max name length */ | |
178 | }; | |
179 | ||
180 | struct nfs4_change_info { | |
181 | u32 atomic; | |
182 | u64 before; | |
183 | u64 after; | |
184 | }; | |
185 | ||
cee54fc9 | 186 | struct nfs_seqid; |
9ff71c3a | 187 | |
557134a3 AA |
188 | /* nfs41 sessions channel attributes */ |
189 | struct nfs4_channel_attrs { | |
557134a3 AA |
190 | u32 max_rqst_sz; |
191 | u32 max_resp_sz; | |
192 | u32 max_resp_sz_cached; | |
193 | u32 max_ops; | |
194 | u32 max_reqs; | |
195 | }; | |
196 | ||
76e697ba | 197 | struct nfs4_slot; |
9ff71c3a | 198 | struct nfs4_sequence_args { |
2b2fa717 | 199 | struct nfs4_slot *sa_slot; |
8fe72bac TM |
200 | u8 sa_cache_this : 1, |
201 | sa_privileged : 1; | |
9ff71c3a BH |
202 | }; |
203 | ||
204 | struct nfs4_sequence_res { | |
dfb4f309 | 205 | struct nfs4_slot *sr_slot; /* slot used to send request */ |
8e63b6a8 | 206 | unsigned long sr_timestamp; |
fbcd4abc | 207 | int sr_status; /* sequence operation status */ |
0629e370 | 208 | u32 sr_status_flags; |
da0507b7 | 209 | u32 sr_highest_slotid; |
464ee9f9 | 210 | u32 sr_target_highest_slotid; |
9ff71c3a BH |
211 | }; |
212 | ||
2050f0cc AA |
213 | struct nfs4_get_lease_time_args { |
214 | struct nfs4_sequence_args la_seq_args; | |
215 | }; | |
216 | ||
217 | struct nfs4_get_lease_time_res { | |
2050f0cc | 218 | struct nfs4_sequence_res lr_seq_res; |
62ae082d | 219 | struct nfs_fsinfo *lr_fsinfo; |
2050f0cc AA |
220 | }; |
221 | ||
f8c3cf9d TM |
222 | struct xdr_stream; |
223 | struct nfs4_xdr_opaque_data; | |
224 | ||
225 | struct nfs4_xdr_opaque_ops { | |
226 | void (*encode)(struct xdr_stream *, const void *args, | |
227 | const struct nfs4_xdr_opaque_data *); | |
228 | void (*free)(struct nfs4_xdr_opaque_data *); | |
229 | }; | |
230 | ||
231 | struct nfs4_xdr_opaque_data { | |
232 | const struct nfs4_xdr_opaque_ops *ops; | |
233 | void *data; | |
234 | }; | |
235 | ||
b1f69b75 AA |
236 | #define PNFS_LAYOUT_MAXSIZE 4096 |
237 | ||
238 | struct nfs4_layoutdriver_data { | |
35124a09 WAA |
239 | struct page **pages; |
240 | __u32 pglen; | |
b1f69b75 | 241 | __u32 len; |
b1f69b75 AA |
242 | }; |
243 | ||
244 | struct pnfs_layout_range { | |
245 | u32 iomode; | |
246 | u64 offset; | |
247 | u64 length; | |
248 | }; | |
249 | ||
250 | struct nfs4_layoutget_args { | |
62ae082d | 251 | struct nfs4_sequence_args seq_args; |
b1f69b75 AA |
252 | __u32 type; |
253 | struct pnfs_layout_range range; | |
254 | __u64 minlength; | |
255 | __u32 maxcount; | |
256 | struct inode *inode; | |
257 | struct nfs_open_context *ctx; | |
cf7d63f1 | 258 | nfs4_stateid stateid; |
35124a09 | 259 | struct nfs4_layoutdriver_data layout; |
b1f69b75 AA |
260 | }; |
261 | ||
262 | struct nfs4_layoutget_res { | |
62ae082d | 263 | struct nfs4_sequence_res seq_res; |
808ba32a | 264 | int status; |
b1f69b75 AA |
265 | __u32 return_on_close; |
266 | struct pnfs_layout_range range; | |
267 | __u32 type; | |
268 | nfs4_stateid stateid; | |
35124a09 | 269 | struct nfs4_layoutdriver_data *layoutp; |
b1f69b75 AA |
270 | }; |
271 | ||
272 | struct nfs4_layoutget { | |
273 | struct nfs4_layoutget_args args; | |
274 | struct nfs4_layoutget_res res; | |
a52458b4 | 275 | const struct cred *cred; |
a75b9df9 | 276 | gfp_t gfp_flags; |
b1f69b75 AA |
277 | }; |
278 | ||
279 | struct nfs4_getdeviceinfo_args { | |
b1f69b75 | 280 | struct nfs4_sequence_args seq_args; |
62ae082d | 281 | struct pnfs_device *pdev; |
4e590803 | 282 | __u32 notify_types; |
b1f69b75 AA |
283 | }; |
284 | ||
285 | struct nfs4_getdeviceinfo_res { | |
b1f69b75 | 286 | struct nfs4_sequence_res seq_res; |
62ae082d | 287 | struct pnfs_device *pdev; |
4e590803 | 288 | __u32 notification; |
b1f69b75 AA |
289 | }; |
290 | ||
863a3c6c | 291 | struct nfs4_layoutcommit_args { |
62ae082d | 292 | struct nfs4_sequence_args seq_args; |
863a3c6c AA |
293 | nfs4_stateid stateid; |
294 | __u64 lastbytewritten; | |
295 | struct inode *inode; | |
296 | const u32 *bitmask; | |
5f919c9f CH |
297 | size_t layoutupdate_len; |
298 | struct page *layoutupdate_page; | |
299 | struct page **layoutupdate_pages; | |
c8975706 | 300 | __be32 *start_p; |
863a3c6c AA |
301 | }; |
302 | ||
303 | struct nfs4_layoutcommit_res { | |
62ae082d | 304 | struct nfs4_sequence_res seq_res; |
863a3c6c AA |
305 | struct nfs_fattr *fattr; |
306 | const struct nfs_server *server; | |
db29c089 | 307 | int status; |
863a3c6c AA |
308 | }; |
309 | ||
310 | struct nfs4_layoutcommit_data { | |
311 | struct rpc_task task; | |
312 | struct nfs_fattr fattr; | |
a9bae566 | 313 | struct list_head lseg_list; |
a52458b4 | 314 | const struct cred *cred; |
472e2594 | 315 | struct inode *inode; |
863a3c6c AA |
316 | struct nfs4_layoutcommit_args args; |
317 | struct nfs4_layoutcommit_res res; | |
318 | }; | |
319 | ||
cbe82603 | 320 | struct nfs4_layoutreturn_args { |
62ae082d | 321 | struct nfs4_sequence_args seq_args; |
a56aaa02 | 322 | struct pnfs_layout_hdr *layout; |
cbe82603 | 323 | struct inode *inode; |
15eb67c1 | 324 | struct pnfs_layout_range range; |
cbe82603 | 325 | nfs4_stateid stateid; |
a56aaa02 | 326 | __u32 layout_type; |
4d796d75 | 327 | struct nfs4_xdr_opaque_data *ld_private; |
cbe82603 BH |
328 | }; |
329 | ||
330 | struct nfs4_layoutreturn_res { | |
331 | struct nfs4_sequence_res seq_res; | |
332 | u32 lrs_present; | |
333 | nfs4_stateid stateid; | |
334 | }; | |
335 | ||
336 | struct nfs4_layoutreturn { | |
337 | struct nfs4_layoutreturn_args args; | |
338 | struct nfs4_layoutreturn_res res; | |
a52458b4 | 339 | const struct cred *cred; |
cbe82603 | 340 | struct nfs_client *clp; |
5a0ec8ac | 341 | struct inode *inode; |
cbe82603 | 342 | int rpc_status; |
4d796d75 | 343 | struct nfs4_xdr_opaque_data ld_private; |
cbe82603 BH |
344 | }; |
345 | ||
be3a5d23 TM |
346 | #define PNFS_LAYOUTSTATS_MAXSIZE 256 |
347 | ||
348 | struct nfs42_layoutstat_args; | |
349 | struct nfs42_layoutstat_devinfo; | |
350 | typedef void (*layoutstats_encode_t)(struct xdr_stream *, | |
351 | struct nfs42_layoutstat_args *, | |
352 | struct nfs42_layoutstat_devinfo *); | |
353 | ||
354 | /* Per file per deviceid layoutstats */ | |
355 | struct nfs42_layoutstat_devinfo { | |
356 | struct nfs4_deviceid dev_id; | |
357 | __u64 offset; | |
358 | __u64 length; | |
359 | __u64 read_count; | |
360 | __u64 read_bytes; | |
361 | __u64 write_count; | |
362 | __u64 write_bytes; | |
363 | __u32 layout_type; | |
422c93c8 | 364 | struct nfs4_xdr_opaque_data ld_private; |
be3a5d23 TM |
365 | }; |
366 | ||
367 | struct nfs42_layoutstat_args { | |
368 | struct nfs4_sequence_args seq_args; | |
369 | struct nfs_fh *fh; | |
370 | struct inode *inode; | |
371 | nfs4_stateid stateid; | |
372 | int num_dev; | |
373 | struct nfs42_layoutstat_devinfo *devinfo; | |
374 | }; | |
375 | ||
376 | struct nfs42_layoutstat_res { | |
377 | struct nfs4_sequence_res seq_res; | |
378 | int num_dev; | |
379 | int rpc_status; | |
380 | }; | |
381 | ||
382 | struct nfs42_layoutstat_data { | |
383 | struct inode *inode; | |
384 | struct nfs42_layoutstat_args args; | |
385 | struct nfs42_layoutstat_res res; | |
3eb86093 TM |
386 | }; |
387 | ||
388 | struct nfs42_device_error { | |
389 | struct nfs4_deviceid dev_id; | |
390 | int status; | |
391 | enum nfs_opnum4 opnum; | |
392 | }; | |
393 | ||
394 | struct nfs42_layout_error { | |
395 | __u64 offset; | |
396 | __u64 length; | |
397 | nfs4_stateid stateid; | |
398 | struct nfs42_device_error errors[1]; | |
399 | }; | |
400 | ||
401 | #define NFS42_LAYOUTERROR_MAX 5 | |
402 | ||
403 | struct nfs42_layouterror_args { | |
404 | struct nfs4_sequence_args seq_args; | |
405 | struct inode *inode; | |
406 | unsigned int num_errors; | |
407 | struct nfs42_layout_error errors[NFS42_LAYOUTERROR_MAX]; | |
408 | }; | |
409 | ||
410 | struct nfs42_layouterror_res { | |
411 | struct nfs4_sequence_res seq_res; | |
412 | unsigned int num_errors; | |
413 | int rpc_status; | |
414 | }; | |
415 | ||
416 | struct nfs42_layouterror_data { | |
417 | struct nfs42_layouterror_args args; | |
418 | struct nfs42_layouterror_res res; | |
419 | struct inode *inode; | |
420 | struct pnfs_layout_segment *lseg; | |
be3a5d23 TM |
421 | }; |
422 | ||
36022770 PT |
423 | struct nfs42_clone_args { |
424 | struct nfs4_sequence_args seq_args; | |
425 | struct nfs_fh *src_fh; | |
426 | struct nfs_fh *dst_fh; | |
427 | nfs4_stateid src_stateid; | |
428 | nfs4_stateid dst_stateid; | |
429 | __u64 src_offset; | |
430 | __u64 dst_offset; | |
431 | __u64 count; | |
432 | const u32 *dst_bitmask; | |
433 | }; | |
434 | ||
435 | struct nfs42_clone_res { | |
436 | struct nfs4_sequence_res seq_res; | |
437 | unsigned int rpc_status; | |
438 | struct nfs_fattr *dst_fattr; | |
439 | const struct nfs_server *server; | |
440 | }; | |
441 | ||
95b72eb0 TM |
442 | struct stateowner_id { |
443 | __u64 create_time; | |
444 | __u32 uniquifier; | |
445 | }; | |
446 | ||
1da177e4 LT |
447 | /* |
448 | * Arguments to the open call. | |
449 | */ | |
450 | struct nfs_openargs { | |
62ae082d | 451 | struct nfs4_sequence_args seq_args; |
1da177e4 | 452 | const struct nfs_fh * fh; |
cee54fc9 | 453 | struct nfs_seqid * seqid; |
1da177e4 | 454 | int open_flags; |
dc0b027d | 455 | fmode_t fmode; |
6ae37339 | 456 | u32 share_access; |
6168f62c | 457 | u32 access; |
1da177e4 | 458 | __u64 clientid; |
95b72eb0 | 459 | struct stateowner_id id; |
1da177e4 | 460 | union { |
d77d76ff | 461 | struct { |
5334c5bd | 462 | struct iattr * attrs; /* UNCHECKED, GUARDED, EXCLUSIVE4_1 */ |
d77d76ff TM |
463 | nfs4_verifier verifier; /* EXCLUSIVE */ |
464 | }; | |
1da177e4 | 465 | nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */ |
bd7bf9d5 | 466 | fmode_t delegation_type; /* CLAIM_PREVIOUS */ |
1da177e4 LT |
467 | } u; |
468 | const struct qstr * name; | |
469 | const struct nfs_server *server; /* Needed for ID mapping */ | |
470 | const u32 * bitmask; | |
1549210f | 471 | const u32 * open_bitmap; |
2a606188 | 472 | enum open_claim_type4 claim; |
549b19cc | 473 | enum createmode4 createmode; |
e058f70b | 474 | const struct nfs4_label *label; |
dff25ddb | 475 | umode_t umask; |
56f487f8 | 476 | struct nfs4_layoutget_args *lg_args; |
1da177e4 LT |
477 | }; |
478 | ||
479 | struct nfs_openres { | |
62ae082d | 480 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
481 | nfs4_stateid stateid; |
482 | struct nfs_fh fh; | |
483 | struct nfs4_change_info cinfo; | |
484 | __u32 rflags; | |
485 | struct nfs_fattr * f_attr; | |
e058f70b | 486 | struct nfs4_label *f_label; |
c1d51931 | 487 | struct nfs_seqid * seqid; |
1da177e4 | 488 | const struct nfs_server *server; |
bd7bf9d5 | 489 | fmode_t delegation_type; |
1da177e4 | 490 | nfs4_stateid delegation; |
7d160a6c | 491 | unsigned long pagemod_limit; |
1da177e4 | 492 | __u32 do_recall; |
aa53ed54 | 493 | __u32 attrset[NFS4_BITMAP_SIZE]; |
6926afd1 TM |
494 | struct nfs4_string *owner; |
495 | struct nfs4_string *group_owner; | |
ae2bb032 | 496 | __u32 access_request; |
6168f62c WAA |
497 | __u32 access_supported; |
498 | __u32 access_result; | |
56f487f8 | 499 | struct nfs4_layoutget_res *lg_res; |
1da177e4 LT |
500 | }; |
501 | ||
502 | /* | |
503 | * Arguments to the open_confirm call. | |
504 | */ | |
505 | struct nfs_open_confirmargs { | |
17ead6c8 | 506 | struct nfs4_sequence_args seq_args; |
1da177e4 | 507 | const struct nfs_fh * fh; |
cdd4e68b | 508 | nfs4_stateid * stateid; |
cee54fc9 | 509 | struct nfs_seqid * seqid; |
1da177e4 LT |
510 | }; |
511 | ||
512 | struct nfs_open_confirmres { | |
17ead6c8 | 513 | struct nfs4_sequence_res seq_res; |
1da177e4 | 514 | nfs4_stateid stateid; |
c1d51931 | 515 | struct nfs_seqid * seqid; |
1da177e4 LT |
516 | }; |
517 | ||
518 | /* | |
519 | * Arguments to the close call. | |
520 | */ | |
521 | struct nfs_closeargs { | |
62ae082d | 522 | struct nfs4_sequence_args seq_args; |
1da177e4 | 523 | struct nfs_fh * fh; |
566fcec6 | 524 | nfs4_stateid stateid; |
cee54fc9 | 525 | struct nfs_seqid * seqid; |
dc0b027d | 526 | fmode_t fmode; |
6ae37339 | 527 | u32 share_access; |
76bd5c01 | 528 | u32 * bitmask; |
cf805165 | 529 | struct nfs4_layoutreturn_args *lr_args; |
1da177e4 LT |
530 | }; |
531 | ||
532 | struct nfs_closeres { | |
62ae082d | 533 | struct nfs4_sequence_res seq_res; |
1da177e4 | 534 | nfs4_stateid stateid; |
516a6af6 | 535 | struct nfs_fattr * fattr; |
c1d51931 | 536 | struct nfs_seqid * seqid; |
516a6af6 | 537 | const struct nfs_server *server; |
cf805165 TM |
538 | struct nfs4_layoutreturn_res *lr_res; |
539 | int lr_ret; | |
1da177e4 LT |
540 | }; |
541 | /* | |
542 | * * Arguments to the lock,lockt, and locku call. | |
543 | * */ | |
544 | struct nfs_lowner { | |
911d1aaf | 545 | __u64 clientid; |
9f958ab8 | 546 | __u64 id; |
d035c36c | 547 | dev_t s_dev; |
1da177e4 LT |
548 | }; |
549 | ||
911d1aaf | 550 | struct nfs_lock_args { |
62ae082d | 551 | struct nfs4_sequence_args seq_args; |
911d1aaf TM |
552 | struct nfs_fh * fh; |
553 | struct file_lock * fl; | |
cee54fc9 | 554 | struct nfs_seqid * lock_seqid; |
425c1d4e | 555 | nfs4_stateid lock_stateid; |
06735b34 | 556 | struct nfs_seqid * open_seqid; |
425c1d4e | 557 | nfs4_stateid open_stateid; |
911d1aaf TM |
558 | struct nfs_lowner lock_owner; |
559 | unsigned char block : 1; | |
560 | unsigned char reclaim : 1; | |
c69899a1 | 561 | unsigned char new_lock : 1; |
911d1aaf TM |
562 | unsigned char new_lock_owner : 1; |
563 | }; | |
564 | ||
565 | struct nfs_lock_res { | |
62ae082d | 566 | struct nfs4_sequence_res seq_res; |
c1d51931 TM |
567 | nfs4_stateid stateid; |
568 | struct nfs_seqid * lock_seqid; | |
569 | struct nfs_seqid * open_seqid; | |
1da177e4 LT |
570 | }; |
571 | ||
911d1aaf | 572 | struct nfs_locku_args { |
62ae082d | 573 | struct nfs4_sequence_args seq_args; |
911d1aaf TM |
574 | struct nfs_fh * fh; |
575 | struct file_lock * fl; | |
cee54fc9 | 576 | struct nfs_seqid * seqid; |
425c1d4e | 577 | nfs4_stateid stateid; |
1da177e4 LT |
578 | }; |
579 | ||
911d1aaf | 580 | struct nfs_locku_res { |
62ae082d | 581 | struct nfs4_sequence_res seq_res; |
c1d51931 TM |
582 | nfs4_stateid stateid; |
583 | struct nfs_seqid * seqid; | |
1da177e4 LT |
584 | }; |
585 | ||
911d1aaf | 586 | struct nfs_lockt_args { |
62ae082d | 587 | struct nfs4_sequence_args seq_args; |
911d1aaf TM |
588 | struct nfs_fh * fh; |
589 | struct file_lock * fl; | |
590 | struct nfs_lowner lock_owner; | |
1da177e4 LT |
591 | }; |
592 | ||
911d1aaf | 593 | struct nfs_lockt_res { |
9ff71c3a | 594 | struct nfs4_sequence_res seq_res; |
62ae082d | 595 | struct file_lock * denied; /* LOCK, LOCKT failed */ |
1da177e4 LT |
596 | }; |
597 | ||
d3c7b7cc | 598 | struct nfs_release_lockowner_args { |
b7e63a10 | 599 | struct nfs4_sequence_args seq_args; |
d3c7b7cc TM |
600 | struct nfs_lowner lock_owner; |
601 | }; | |
602 | ||
b7e63a10 TM |
603 | struct nfs_release_lockowner_res { |
604 | struct nfs4_sequence_res seq_res; | |
605 | }; | |
606 | ||
1da177e4 | 607 | struct nfs4_delegreturnargs { |
62ae082d | 608 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
609 | const struct nfs_fh *fhandle; |
610 | const nfs4_stateid *stateid; | |
76bd5c01 | 611 | u32 * bitmask; |
586f1c39 | 612 | struct nfs4_layoutreturn_args *lr_args; |
fa178f29 TM |
613 | }; |
614 | ||
615 | struct nfs4_delegreturnres { | |
62ae082d | 616 | struct nfs4_sequence_res seq_res; |
fa178f29 | 617 | struct nfs_fattr * fattr; |
516285eb | 618 | struct nfs_server *server; |
586f1c39 TM |
619 | struct nfs4_layoutreturn_res *lr_res; |
620 | int lr_ret; | |
1da177e4 LT |
621 | }; |
622 | ||
1da177e4 LT |
623 | /* |
624 | * Arguments to the write call. | |
625 | */ | |
2f2c63bc TM |
626 | struct nfs_write_verifier { |
627 | char data[8]; | |
628 | }; | |
629 | ||
1da177e4 | 630 | struct nfs_writeverf { |
2f2c63bc | 631 | struct nfs_write_verifier verifier; |
1da177e4 | 632 | enum nfs3_stable_how committed; |
1da177e4 LT |
633 | }; |
634 | ||
3c6b899c AS |
635 | /* |
636 | * Arguments shared by the read and write call. | |
637 | */ | |
638 | struct nfs_pgio_args { | |
639 | struct nfs4_sequence_args seq_args; | |
640 | struct nfs_fh * fh; | |
641 | struct nfs_open_context *context; | |
642 | struct nfs_lock_context *lock_context; | |
643 | nfs4_stateid stateid; | |
644 | __u64 offset; | |
645 | __u32 count; | |
646 | unsigned int pgbase; | |
647 | struct page ** pages; | |
28d52235 TM |
648 | union { |
649 | unsigned int replen; /* used by read */ | |
650 | struct { | |
76bd5c01 | 651 | u32 * bitmask; /* used by write */ |
28d52235 TM |
652 | enum nfs3_stable_how stable; /* used by write */ |
653 | }; | |
654 | }; | |
3c6b899c AS |
655 | }; |
656 | ||
9137bdf3 AS |
657 | struct nfs_pgio_res { |
658 | struct nfs4_sequence_res seq_res; | |
659 | struct nfs_fattr * fattr; | |
c5675526 | 660 | __u64 count; |
aabff4dd | 661 | __u32 op_status; |
28d52235 TM |
662 | union { |
663 | struct { | |
664 | unsigned int replen; /* used by read */ | |
665 | int eof; /* used by read */ | |
666 | }; | |
667 | struct { | |
668 | struct nfs_writeverf * verf; /* used by write */ | |
669 | const struct nfs_server *server; /* used by write */ | |
670 | }; | |
671 | }; | |
9137bdf3 AS |
672 | }; |
673 | ||
0b7c0153 FI |
674 | /* |
675 | * Arguments to the commit call. | |
676 | */ | |
677 | struct nfs_commitargs { | |
62ae082d | 678 | struct nfs4_sequence_args seq_args; |
0b7c0153 FI |
679 | struct nfs_fh *fh; |
680 | __u64 offset; | |
681 | __u32 count; | |
682 | const u32 *bitmask; | |
0b7c0153 FI |
683 | }; |
684 | ||
685 | struct nfs_commitres { | |
62ae082d | 686 | struct nfs4_sequence_res seq_res; |
aabff4dd | 687 | __u32 op_status; |
0b7c0153 FI |
688 | struct nfs_fattr *fattr; |
689 | struct nfs_writeverf *verf; | |
690 | const struct nfs_server *server; | |
0b7c0153 FI |
691 | }; |
692 | ||
4fdc17b2 TM |
693 | /* |
694 | * Common arguments to the unlink call | |
695 | */ | |
696 | struct nfs_removeargs { | |
62ae082d | 697 | struct nfs4_sequence_args seq_args; |
4fdc17b2 TM |
698 | const struct nfs_fh *fh; |
699 | struct qstr name; | |
4fdc17b2 TM |
700 | }; |
701 | ||
702 | struct nfs_removeres { | |
62ae082d | 703 | struct nfs4_sequence_res seq_res; |
516285eb | 704 | struct nfs_server *server; |
d346890b | 705 | struct nfs_fattr *dir_attr; |
4fdc17b2 | 706 | struct nfs4_change_info cinfo; |
4fdc17b2 TM |
707 | }; |
708 | ||
920769f0 JL |
709 | /* |
710 | * Common arguments to the rename call | |
711 | */ | |
712 | struct nfs_renameargs { | |
62ae082d | 713 | struct nfs4_sequence_args seq_args; |
920769f0 JL |
714 | const struct nfs_fh *old_dir; |
715 | const struct nfs_fh *new_dir; | |
716 | const struct qstr *old_name; | |
717 | const struct qstr *new_name; | |
920769f0 JL |
718 | }; |
719 | ||
e8582a8b | 720 | struct nfs_renameres { |
62ae082d | 721 | struct nfs4_sequence_res seq_res; |
516285eb | 722 | struct nfs_server *server; |
e8582a8b JL |
723 | struct nfs4_change_info old_cinfo; |
724 | struct nfs_fattr *old_fattr; | |
725 | struct nfs4_change_info new_cinfo; | |
726 | struct nfs_fattr *new_fattr; | |
e8582a8b JL |
727 | }; |
728 | ||
a3f73c27 | 729 | /* parsed sec= options */ |
4d4b69dd | 730 | #define NFS_AUTH_INFO_MAX_FLAVORS 12 /* see fs/nfs/super.c */ |
a3f73c27 WAA |
731 | struct nfs_auth_info { |
732 | unsigned int flavor_len; | |
4d4b69dd | 733 | rpc_authflavor_t flavors[NFS_AUTH_INFO_MAX_FLAVORS]; |
a3f73c27 WAA |
734 | }; |
735 | ||
1da177e4 LT |
736 | /* |
737 | * Argument struct for decode_entry function | |
738 | */ | |
739 | struct nfs_entry { | |
740 | __u64 ino; | |
741 | __u64 cookie, | |
742 | prev_cookie; | |
743 | const char * name; | |
744 | unsigned int len; | |
745 | int eof; | |
746 | struct nfs_fh * fh; | |
747 | struct nfs_fattr * fattr; | |
e058f70b | 748 | struct nfs4_label *label; |
0b26a0bf | 749 | unsigned char d_type; |
573c4e1e | 750 | struct nfs_server * server; |
1da177e4 LT |
751 | }; |
752 | ||
82e22a5e TM |
753 | struct nfs_readdir_arg { |
754 | struct dentry *dentry; | |
755 | const struct cred *cred; | |
756 | __be32 *verf; | |
757 | u64 cookie; | |
758 | struct page **pages; | |
759 | unsigned int page_len; | |
760 | bool plus; | |
761 | }; | |
762 | ||
763 | struct nfs_readdir_res { | |
764 | __be32 *verf; | |
765 | }; | |
766 | ||
1da177e4 LT |
767 | /* |
768 | * The following types are for NFSv2 only. | |
769 | */ | |
770 | struct nfs_sattrargs { | |
771 | struct nfs_fh * fh; | |
772 | struct iattr * sattr; | |
773 | }; | |
774 | ||
775 | struct nfs_diropargs { | |
776 | struct nfs_fh * fh; | |
777 | const char * name; | |
778 | unsigned int len; | |
779 | }; | |
780 | ||
781 | struct nfs_createargs { | |
782 | struct nfs_fh * fh; | |
783 | const char * name; | |
784 | unsigned int len; | |
785 | struct iattr * sattr; | |
786 | }; | |
787 | ||
1da177e4 | 788 | struct nfs_setattrargs { |
62ae082d | 789 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
790 | struct nfs_fh * fh; |
791 | nfs4_stateid stateid; | |
792 | struct iattr * iap; | |
793 | const struct nfs_server * server; /* Needed for name mapping */ | |
794 | const u32 * bitmask; | |
e058f70b | 795 | const struct nfs4_label *label; |
1da177e4 LT |
796 | }; |
797 | ||
23ec6965 | 798 | struct nfs_setaclargs { |
62ae082d | 799 | struct nfs4_sequence_args seq_args; |
23ec6965 BF |
800 | struct nfs_fh * fh; |
801 | size_t acl_len; | |
23ec6965 BF |
802 | struct page ** acl_pages; |
803 | }; | |
804 | ||
73c403a9 BH |
805 | struct nfs_setaclres { |
806 | struct nfs4_sequence_res seq_res; | |
807 | }; | |
808 | ||
029d105e | 809 | struct nfs_getaclargs { |
62ae082d | 810 | struct nfs4_sequence_args seq_args; |
029d105e BF |
811 | struct nfs_fh * fh; |
812 | size_t acl_len; | |
029d105e BF |
813 | struct page ** acl_pages; |
814 | }; | |
815 | ||
bf118a34 | 816 | /* getxattr ACL interface flags */ |
1f1ea6c2 | 817 | #define NFS4_ACL_TRUNC 0x0001 /* ACL was truncated */ |
663c79b3 | 818 | struct nfs_getaclres { |
62ae082d | 819 | struct nfs4_sequence_res seq_res; |
663c79b3 | 820 | size_t acl_len; |
bf118a34 AA |
821 | size_t acl_data_offset; |
822 | int acl_flags; | |
331818f1 | 823 | struct page * acl_scratch; |
663c79b3 BH |
824 | }; |
825 | ||
1da177e4 | 826 | struct nfs_setattrres { |
62ae082d | 827 | struct nfs4_sequence_res seq_res; |
1da177e4 | 828 | struct nfs_fattr * fattr; |
e058f70b | 829 | struct nfs4_label *label; |
1da177e4 LT |
830 | const struct nfs_server * server; |
831 | }; | |
832 | ||
833 | struct nfs_linkargs { | |
834 | struct nfs_fh * fromfh; | |
835 | struct nfs_fh * tofh; | |
836 | const char * toname; | |
837 | unsigned int tolen; | |
838 | }; | |
839 | ||
840 | struct nfs_symlinkargs { | |
841 | struct nfs_fh * fromfh; | |
842 | const char * fromname; | |
843 | unsigned int fromlen; | |
94a6d753 CL |
844 | struct page ** pages; |
845 | unsigned int pathlen; | |
1da177e4 LT |
846 | struct iattr * sattr; |
847 | }; | |
848 | ||
849 | struct nfs_readdirargs { | |
850 | struct nfs_fh * fh; | |
851 | __u32 cookie; | |
852 | unsigned int count; | |
853 | struct page ** pages; | |
854 | }; | |
855 | ||
b7fa0554 AG |
856 | struct nfs3_getaclargs { |
857 | struct nfs_fh * fh; | |
858 | int mask; | |
859 | struct page ** pages; | |
860 | }; | |
861 | ||
862 | struct nfs3_setaclargs { | |
863 | struct inode * inode; | |
864 | int mask; | |
865 | struct posix_acl * acl_access; | |
866 | struct posix_acl * acl_default; | |
ae46141f TM |
867 | size_t len; |
868 | unsigned int npages; | |
b7fa0554 AG |
869 | struct page ** pages; |
870 | }; | |
871 | ||
1da177e4 LT |
872 | struct nfs_diropok { |
873 | struct nfs_fh * fh; | |
874 | struct nfs_fattr * fattr; | |
875 | }; | |
876 | ||
877 | struct nfs_readlinkargs { | |
878 | struct nfs_fh * fh; | |
879 | unsigned int pgbase; | |
880 | unsigned int pglen; | |
881 | struct page ** pages; | |
882 | }; | |
883 | ||
884 | struct nfs3_sattrargs { | |
885 | struct nfs_fh * fh; | |
886 | struct iattr * sattr; | |
887 | unsigned int guard; | |
6430b323 | 888 | struct timespec64 guardtime; |
1da177e4 LT |
889 | }; |
890 | ||
891 | struct nfs3_diropargs { | |
892 | struct nfs_fh * fh; | |
893 | const char * name; | |
894 | unsigned int len; | |
895 | }; | |
896 | ||
897 | struct nfs3_accessargs { | |
898 | struct nfs_fh * fh; | |
899 | __u32 access; | |
900 | }; | |
901 | ||
902 | struct nfs3_createargs { | |
903 | struct nfs_fh * fh; | |
904 | const char * name; | |
905 | unsigned int len; | |
906 | struct iattr * sattr; | |
907 | enum nfs3_createmode createmode; | |
bc4785cd | 908 | __be32 verifier[2]; |
1da177e4 LT |
909 | }; |
910 | ||
911 | struct nfs3_mkdirargs { | |
912 | struct nfs_fh * fh; | |
913 | const char * name; | |
914 | unsigned int len; | |
915 | struct iattr * sattr; | |
916 | }; | |
917 | ||
918 | struct nfs3_symlinkargs { | |
919 | struct nfs_fh * fromfh; | |
920 | const char * fromname; | |
921 | unsigned int fromlen; | |
94a6d753 CL |
922 | struct page ** pages; |
923 | unsigned int pathlen; | |
1da177e4 LT |
924 | struct iattr * sattr; |
925 | }; | |
926 | ||
927 | struct nfs3_mknodargs { | |
928 | struct nfs_fh * fh; | |
929 | const char * name; | |
930 | unsigned int len; | |
931 | enum nfs3_ftype type; | |
932 | struct iattr * sattr; | |
933 | dev_t rdev; | |
934 | }; | |
935 | ||
1da177e4 LT |
936 | struct nfs3_linkargs { |
937 | struct nfs_fh * fromfh; | |
938 | struct nfs_fh * tofh; | |
939 | const char * toname; | |
940 | unsigned int tolen; | |
941 | }; | |
942 | ||
943 | struct nfs3_readdirargs { | |
944 | struct nfs_fh * fh; | |
945 | __u64 cookie; | |
bc4785cd | 946 | __be32 verf[2]; |
a7a3b1e9 | 947 | bool plus; |
1da177e4 LT |
948 | unsigned int count; |
949 | struct page ** pages; | |
950 | }; | |
951 | ||
952 | struct nfs3_diropres { | |
953 | struct nfs_fattr * dir_attr; | |
954 | struct nfs_fh * fh; | |
955 | struct nfs_fattr * fattr; | |
956 | }; | |
957 | ||
958 | struct nfs3_accessres { | |
959 | struct nfs_fattr * fattr; | |
960 | __u32 access; | |
961 | }; | |
962 | ||
963 | struct nfs3_readlinkargs { | |
964 | struct nfs_fh * fh; | |
965 | unsigned int pgbase; | |
966 | unsigned int pglen; | |
967 | struct page ** pages; | |
968 | }; | |
969 | ||
1da177e4 LT |
970 | struct nfs3_linkres { |
971 | struct nfs_fattr * dir_attr; | |
972 | struct nfs_fattr * fattr; | |
973 | }; | |
974 | ||
975 | struct nfs3_readdirres { | |
976 | struct nfs_fattr * dir_attr; | |
bc4785cd | 977 | __be32 * verf; |
a7a3b1e9 | 978 | bool plus; |
1da177e4 LT |
979 | }; |
980 | ||
b7fa0554 AG |
981 | struct nfs3_getaclres { |
982 | struct nfs_fattr * fattr; | |
983 | int mask; | |
984 | unsigned int acl_access_count; | |
985 | unsigned int acl_default_count; | |
986 | struct posix_acl * acl_access; | |
987 | struct posix_acl * acl_default; | |
988 | }; | |
989 | ||
89d77c8f | 990 | #if IS_ENABLED(CONFIG_NFS_V4) |
1da177e4 LT |
991 | |
992 | typedef u64 clientid4; | |
993 | ||
994 | struct nfs4_accessargs { | |
62ae082d | 995 | struct nfs4_sequence_args seq_args; |
1da177e4 | 996 | const struct nfs_fh * fh; |
76b32999 | 997 | const u32 * bitmask; |
1da177e4 LT |
998 | u32 access; |
999 | }; | |
1000 | ||
1001 | struct nfs4_accessres { | |
62ae082d | 1002 | struct nfs4_sequence_res seq_res; |
76b32999 TM |
1003 | const struct nfs_server * server; |
1004 | struct nfs_fattr * fattr; | |
1da177e4 LT |
1005 | u32 supported; |
1006 | u32 access; | |
1007 | }; | |
1008 | ||
1009 | struct nfs4_create_arg { | |
62ae082d | 1010 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
1011 | u32 ftype; |
1012 | union { | |
94a6d753 CL |
1013 | struct { |
1014 | struct page ** pages; | |
1015 | unsigned int len; | |
1016 | } symlink; /* NF4LNK */ | |
1da177e4 LT |
1017 | struct { |
1018 | u32 specdata1; | |
1019 | u32 specdata2; | |
1020 | } device; /* NF4BLK, NF4CHR */ | |
1021 | } u; | |
1022 | const struct qstr * name; | |
1023 | const struct nfs_server * server; | |
1024 | const struct iattr * attrs; | |
1025 | const struct nfs_fh * dir_fh; | |
1026 | const u32 * bitmask; | |
e058f70b | 1027 | const struct nfs4_label *label; |
dff25ddb | 1028 | umode_t umask; |
1da177e4 LT |
1029 | }; |
1030 | ||
1031 | struct nfs4_create_res { | |
62ae082d | 1032 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
1033 | const struct nfs_server * server; |
1034 | struct nfs_fh * fh; | |
1035 | struct nfs_fattr * fattr; | |
e058f70b | 1036 | struct nfs4_label *label; |
1da177e4 LT |
1037 | struct nfs4_change_info dir_cinfo; |
1038 | }; | |
1039 | ||
1040 | struct nfs4_fsinfo_arg { | |
62ae082d | 1041 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
1042 | const struct nfs_fh * fh; |
1043 | const u32 * bitmask; | |
1044 | }; | |
1045 | ||
3dda5e43 | 1046 | struct nfs4_fsinfo_res { |
3dda5e43 | 1047 | struct nfs4_sequence_res seq_res; |
62ae082d | 1048 | struct nfs_fsinfo *fsinfo; |
3dda5e43 BH |
1049 | }; |
1050 | ||
1da177e4 | 1051 | struct nfs4_getattr_arg { |
62ae082d | 1052 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
1053 | const struct nfs_fh * fh; |
1054 | const u32 * bitmask; | |
1055 | }; | |
1056 | ||
1057 | struct nfs4_getattr_res { | |
62ae082d | 1058 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
1059 | const struct nfs_server * server; |
1060 | struct nfs_fattr * fattr; | |
e058f70b | 1061 | struct nfs4_label *label; |
1da177e4 LT |
1062 | }; |
1063 | ||
1064 | struct nfs4_link_arg { | |
62ae082d | 1065 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
1066 | const struct nfs_fh * fh; |
1067 | const struct nfs_fh * dir_fh; | |
1068 | const struct qstr * name; | |
91ba2eee TM |
1069 | const u32 * bitmask; |
1070 | }; | |
1071 | ||
1072 | struct nfs4_link_res { | |
62ae082d | 1073 | struct nfs4_sequence_res seq_res; |
91ba2eee TM |
1074 | const struct nfs_server * server; |
1075 | struct nfs_fattr * fattr; | |
e058f70b | 1076 | struct nfs4_label *label; |
91ba2eee TM |
1077 | struct nfs4_change_info cinfo; |
1078 | struct nfs_fattr * dir_attr; | |
1da177e4 LT |
1079 | }; |
1080 | ||
1081 | struct nfs4_lookup_arg { | |
62ae082d | 1082 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
1083 | const struct nfs_fh * dir_fh; |
1084 | const struct qstr * name; | |
1085 | const u32 * bitmask; | |
1086 | }; | |
1087 | ||
1088 | struct nfs4_lookup_res { | |
62ae082d | 1089 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
1090 | const struct nfs_server * server; |
1091 | struct nfs_fattr * fattr; | |
1092 | struct nfs_fh * fh; | |
e058f70b | 1093 | struct nfs4_label *label; |
1da177e4 LT |
1094 | }; |
1095 | ||
5b5faaf6 JL |
1096 | struct nfs4_lookupp_arg { |
1097 | struct nfs4_sequence_args seq_args; | |
1098 | const struct nfs_fh *fh; | |
1099 | const u32 *bitmask; | |
1100 | }; | |
1101 | ||
1102 | struct nfs4_lookupp_res { | |
1103 | struct nfs4_sequence_res seq_res; | |
1104 | const struct nfs_server *server; | |
1105 | struct nfs_fattr *fattr; | |
1106 | struct nfs_fh *fh; | |
1107 | struct nfs4_label *label; | |
1108 | }; | |
1109 | ||
1da177e4 | 1110 | struct nfs4_lookup_root_arg { |
9ff71c3a | 1111 | struct nfs4_sequence_args seq_args; |
62ae082d | 1112 | const u32 * bitmask; |
1da177e4 LT |
1113 | }; |
1114 | ||
1115 | struct nfs4_pathconf_arg { | |
62ae082d | 1116 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
1117 | const struct nfs_fh * fh; |
1118 | const u32 * bitmask; | |
1119 | }; | |
1120 | ||
d45b2989 | 1121 | struct nfs4_pathconf_res { |
d45b2989 | 1122 | struct nfs4_sequence_res seq_res; |
62ae082d | 1123 | struct nfs_pathconf *pathconf; |
d45b2989 BH |
1124 | }; |
1125 | ||
1da177e4 | 1126 | struct nfs4_readdir_arg { |
62ae082d | 1127 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
1128 | const struct nfs_fh * fh; |
1129 | u64 cookie; | |
1130 | nfs4_verifier verifier; | |
1131 | u32 count; | |
1132 | struct page ** pages; /* zero-copy data */ | |
1133 | unsigned int pgbase; /* zero-copy data */ | |
1134 | const u32 * bitmask; | |
a7a3b1e9 | 1135 | bool plus; |
1da177e4 LT |
1136 | }; |
1137 | ||
1138 | struct nfs4_readdir_res { | |
62ae082d | 1139 | struct nfs4_sequence_res seq_res; |
1da177e4 LT |
1140 | nfs4_verifier verifier; |
1141 | unsigned int pgbase; | |
1142 | }; | |
1143 | ||
1144 | struct nfs4_readlink { | |
62ae082d | 1145 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
1146 | const struct nfs_fh * fh; |
1147 | unsigned int pgbase; | |
1148 | unsigned int pglen; /* zero-copy data */ | |
1149 | struct page ** pages; /* zero-copy data */ | |
1150 | }; | |
1151 | ||
f50c7000 BH |
1152 | struct nfs4_readlink_res { |
1153 | struct nfs4_sequence_res seq_res; | |
1154 | }; | |
1155 | ||
1da177e4 | 1156 | struct nfs4_setclientid { |
cc38bac3 | 1157 | const nfs4_verifier * sc_verifier; |
cc38bac3 | 1158 | u32 sc_prog; |
1da177e4 | 1159 | unsigned int sc_netid_len; |
d1ce02e1 | 1160 | char sc_netid[RPCBIND_MAXNETIDLEN + 1]; |
1da177e4 | 1161 | unsigned int sc_uaddr_len; |
d1ce02e1 | 1162 | char sc_uaddr[RPCBIND_MAXUADDRLEN + 1]; |
3a6bb738 | 1163 | struct nfs_client *sc_clnt; |
f11b2a1c | 1164 | struct rpc_cred *sc_cred; |
1da177e4 LT |
1165 | }; |
1166 | ||
bb8b27e5 TM |
1167 | struct nfs4_setclientid_res { |
1168 | u64 clientid; | |
1169 | nfs4_verifier confirm; | |
1170 | }; | |
1171 | ||
1da177e4 | 1172 | struct nfs4_statfs_arg { |
62ae082d | 1173 | struct nfs4_sequence_args seq_args; |
1da177e4 LT |
1174 | const struct nfs_fh * fh; |
1175 | const u32 * bitmask; | |
1176 | }; | |
1177 | ||
24ad148a | 1178 | struct nfs4_statfs_res { |
24ad148a | 1179 | struct nfs4_sequence_res seq_res; |
62ae082d | 1180 | struct nfs_fsstat *fsstat; |
24ad148a BH |
1181 | }; |
1182 | ||
43652ad5 | 1183 | struct nfs4_server_caps_arg { |
43652ad5 | 1184 | struct nfs4_sequence_args seq_args; |
62ae082d | 1185 | struct nfs_fh *fhandle; |
8c61282f | 1186 | const u32 * bitmask; |
43652ad5 BH |
1187 | }; |
1188 | ||
1da177e4 | 1189 | struct nfs4_server_caps_res { |
62ae082d | 1190 | struct nfs4_sequence_res seq_res; |
dae100c2 | 1191 | u32 attr_bitmask[3]; |
8c61282f | 1192 | u32 exclcreat_bitmask[3]; |
1da177e4 LT |
1193 | u32 acl_bitmask; |
1194 | u32 has_links; | |
1195 | u32 has_symlinks; | |
264e6351 | 1196 | u32 fh_expire_type; |
1da177e4 LT |
1197 | }; |
1198 | ||
7aaa0b3b MN |
1199 | #define NFS4_PATHNAME_MAXCOMPONENTS 512 |
1200 | struct nfs4_pathname { | |
1201 | unsigned int ncomponents; | |
1202 | struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS]; | |
1203 | }; | |
1204 | ||
1205 | #define NFS4_FS_LOCATION_MAXSERVERS 10 | |
1206 | struct nfs4_fs_location { | |
1207 | unsigned int nservers; | |
1208 | struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS]; | |
1209 | struct nfs4_pathname rootpath; | |
1210 | }; | |
1211 | ||
1212 | #define NFS4_FS_LOCATIONS_MAXENTRIES 10 | |
1213 | struct nfs4_fs_locations { | |
683b57b4 TM |
1214 | struct nfs_fattr fattr; |
1215 | const struct nfs_server *server; | |
7aaa0b3b | 1216 | struct nfs4_pathname fs_path; |
683b57b4 | 1217 | int nlocations; |
7aaa0b3b | 1218 | struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES]; |
683b57b4 TM |
1219 | }; |
1220 | ||
1221 | struct nfs4_fs_locations_arg { | |
62ae082d | 1222 | struct nfs4_sequence_args seq_args; |
683b57b4 | 1223 | const struct nfs_fh *dir_fh; |
b03d735b | 1224 | const struct nfs_fh *fh; |
683b57b4 TM |
1225 | const struct qstr *name; |
1226 | struct page *page; | |
1227 | const u32 *bitmask; | |
b03d735b CL |
1228 | clientid4 clientid; |
1229 | unsigned char migration:1, renew:1; | |
683b57b4 TM |
1230 | }; |
1231 | ||
22958463 | 1232 | struct nfs4_fs_locations_res { |
22958463 | 1233 | struct nfs4_sequence_res seq_res; |
62ae082d | 1234 | struct nfs4_fs_locations *fs_locations; |
b03d735b | 1235 | unsigned char migration:1, renew:1; |
22958463 BH |
1236 | }; |
1237 | ||
fb15b26f CL |
1238 | struct nfs4_secinfo4 { |
1239 | u32 flavor; | |
1240 | struct rpcsec_gss_info flavor_info; | |
5a5ea0d4 BS |
1241 | }; |
1242 | ||
1243 | struct nfs4_secinfo_flavors { | |
fb15b26f | 1244 | unsigned int num_flavors; |
1ad8dd93 | 1245 | struct nfs4_secinfo4 flavors[]; |
5a5ea0d4 BS |
1246 | }; |
1247 | ||
1248 | struct nfs4_secinfo_arg { | |
62ae082d | 1249 | struct nfs4_sequence_args seq_args; |
5a5ea0d4 BS |
1250 | const struct nfs_fh *dir_fh; |
1251 | const struct qstr *name; | |
5a5ea0d4 BS |
1252 | }; |
1253 | ||
1254 | struct nfs4_secinfo_res { | |
5a5ea0d4 | 1255 | struct nfs4_sequence_res seq_res; |
62ae082d | 1256 | struct nfs4_secinfo_flavors *flavors; |
5a5ea0d4 BS |
1257 | }; |
1258 | ||
44c99933 CL |
1259 | struct nfs4_fsid_present_arg { |
1260 | struct nfs4_sequence_args seq_args; | |
1261 | const struct nfs_fh *fh; | |
1262 | clientid4 clientid; | |
1263 | unsigned char renew:1; | |
1264 | }; | |
1265 | ||
1266 | struct nfs4_fsid_present_res { | |
1267 | struct nfs4_sequence_res seq_res; | |
1268 | struct nfs_fh *fh; | |
1269 | unsigned char renew:1; | |
1270 | }; | |
1271 | ||
1da177e4 LT |
1272 | #endif /* CONFIG_NFS_V4 */ |
1273 | ||
99fe60d0 BH |
1274 | struct nfstime4 { |
1275 | u64 seconds; | |
1276 | u32 nseconds; | |
1277 | }; | |
1278 | ||
1279 | #ifdef CONFIG_NFS_V4_1 | |
ea2cf228 FI |
1280 | |
1281 | struct pnfs_commit_bucket { | |
1282 | struct list_head written; | |
1283 | struct list_head committing; | |
c84bea59 | 1284 | struct pnfs_layout_segment *lseg; |
5002c586 | 1285 | struct nfs_writeverf direct_verf; |
ea2cf228 FI |
1286 | }; |
1287 | ||
d7242c46 TM |
1288 | struct pnfs_commit_array { |
1289 | struct list_head cinfo_list; | |
1290 | struct list_head lseg_list; | |
1291 | struct pnfs_layout_segment *lseg; | |
1292 | struct rcu_head rcu; | |
a9901899 | 1293 | refcount_t refcount; |
d7242c46 TM |
1294 | unsigned int nbuckets; |
1295 | struct pnfs_commit_bucket buckets[]; | |
1296 | }; | |
1297 | ||
ea2cf228 | 1298 | struct pnfs_ds_commit_info { |
c21e7168 | 1299 | struct list_head commits; |
d7242c46 TM |
1300 | unsigned int nwritten; |
1301 | unsigned int ncommitting; | |
9c455a8c | 1302 | const struct pnfs_commit_ops *ops; |
ea2cf228 FI |
1303 | }; |
1304 | ||
2031cd1a WAA |
1305 | struct nfs41_state_protection { |
1306 | u32 how; | |
1307 | struct nfs4_op_map enforce; | |
1308 | struct nfs4_op_map allow; | |
1309 | }; | |
1310 | ||
99fe60d0 BH |
1311 | struct nfs41_exchange_id_args { |
1312 | struct nfs_client *client; | |
fd40559c | 1313 | nfs4_verifier verifier; |
99fe60d0 | 1314 | u32 flags; |
2031cd1a | 1315 | struct nfs41_state_protection state_protect; |
99fe60d0 BH |
1316 | }; |
1317 | ||
acdeb69d | 1318 | struct nfs41_server_owner { |
99fe60d0 BH |
1319 | uint64_t minor_id; |
1320 | uint32_t major_id_sz; | |
1321 | char major_id[NFS4_OPAQUE_LIMIT]; | |
1322 | }; | |
1323 | ||
79d4e1f0 | 1324 | struct nfs41_server_scope { |
99fe60d0 BH |
1325 | uint32_t server_scope_sz; |
1326 | char server_scope[NFS4_OPAQUE_LIMIT]; | |
1327 | }; | |
1328 | ||
7d2ed9ac WAA |
1329 | struct nfs41_impl_id { |
1330 | char domain[NFS4_OPAQUE_LIMIT + 1]; | |
1331 | char name[NFS4_OPAQUE_LIMIT + 1]; | |
1332 | struct nfstime4 date; | |
1333 | }; | |
1334 | ||
dff58530 | 1335 | #define MAX_BIND_CONN_TO_SESSION_RETRIES 3 |
71a097c6 TM |
1336 | struct nfs41_bind_conn_to_session_args { |
1337 | struct nfs_client *client; | |
1338 | struct nfs4_sessionid sessionid; | |
1339 | u32 dir; | |
1340 | bool use_conn_in_rdma_mode; | |
dff58530 | 1341 | int retries; |
71a097c6 TM |
1342 | }; |
1343 | ||
7c44f1ae | 1344 | struct nfs41_bind_conn_to_session_res { |
71a097c6 | 1345 | struct nfs4_sessionid sessionid; |
7c44f1ae WAA |
1346 | u32 dir; |
1347 | bool use_conn_in_rdma_mode; | |
1348 | }; | |
1349 | ||
99fe60d0 | 1350 | struct nfs41_exchange_id_res { |
32b01310 TM |
1351 | u64 clientid; |
1352 | u32 seqid; | |
99fe60d0 | 1353 | u32 flags; |
acdeb69d | 1354 | struct nfs41_server_owner *server_owner; |
79d4e1f0 | 1355 | struct nfs41_server_scope *server_scope; |
7d2ed9ac | 1356 | struct nfs41_impl_id *impl_id; |
2031cd1a | 1357 | struct nfs41_state_protection state_protect; |
99fe60d0 | 1358 | }; |
fc931582 AA |
1359 | |
1360 | struct nfs41_create_session_args { | |
1361 | struct nfs_client *client; | |
79969dd1 TM |
1362 | u64 clientid; |
1363 | uint32_t seqid; | |
fc931582 AA |
1364 | uint32_t flags; |
1365 | uint32_t cb_program; | |
1366 | struct nfs4_channel_attrs fc_attrs; /* Fore Channel */ | |
1367 | struct nfs4_channel_attrs bc_attrs; /* Back Channel */ | |
1368 | }; | |
1369 | ||
1370 | struct nfs41_create_session_res { | |
79969dd1 TM |
1371 | struct nfs4_sessionid sessionid; |
1372 | uint32_t seqid; | |
1373 | uint32_t flags; | |
1374 | struct nfs4_channel_attrs fc_attrs; /* Fore Channel */ | |
1375 | struct nfs4_channel_attrs bc_attrs; /* Back Channel */ | |
fc931582 | 1376 | }; |
18019753 RL |
1377 | |
1378 | struct nfs41_reclaim_complete_args { | |
62ae082d | 1379 | struct nfs4_sequence_args seq_args; |
18019753 RL |
1380 | /* In the future extend to include curr_fh for use with migration */ |
1381 | unsigned char one_fs:1; | |
18019753 RL |
1382 | }; |
1383 | ||
1384 | struct nfs41_reclaim_complete_res { | |
1385 | struct nfs4_sequence_res seq_res; | |
1386 | }; | |
fca78d6d BS |
1387 | |
1388 | #define SECINFO_STYLE_CURRENT_FH 0 | |
1389 | #define SECINFO_STYLE_PARENT 1 | |
1390 | struct nfs41_secinfo_no_name_args { | |
fca78d6d | 1391 | struct nfs4_sequence_args seq_args; |
62ae082d | 1392 | int style; |
fca78d6d BS |
1393 | }; |
1394 | ||
7d974794 | 1395 | struct nfs41_test_stateid_args { |
7d974794 | 1396 | struct nfs4_sequence_args seq_args; |
62ae082d | 1397 | nfs4_stateid *stateid; |
7d974794 BS |
1398 | }; |
1399 | ||
1400 | struct nfs41_test_stateid_res { | |
7d974794 | 1401 | struct nfs4_sequence_res seq_res; |
62ae082d | 1402 | unsigned int status; |
7d974794 BS |
1403 | }; |
1404 | ||
9aeda35f | 1405 | struct nfs41_free_stateid_args { |
9aeda35f | 1406 | struct nfs4_sequence_args seq_args; |
7c1d5fae | 1407 | nfs4_stateid stateid; |
9aeda35f BS |
1408 | }; |
1409 | ||
1410 | struct nfs41_free_stateid_res { | |
9aeda35f | 1411 | struct nfs4_sequence_res seq_res; |
62ae082d | 1412 | unsigned int status; |
9aeda35f BS |
1413 | }; |
1414 | ||
4f97615d TM |
1415 | #else |
1416 | ||
1417 | struct pnfs_ds_commit_info { | |
1418 | }; | |
1419 | ||
99fe60d0 BH |
1420 | #endif /* CONFIG_NFS_V4_1 */ |
1421 | ||
1c6dcbe5 | 1422 | #ifdef CONFIG_NFS_V4_2 |
f4ac1674 AS |
1423 | struct nfs42_falloc_args { |
1424 | struct nfs4_sequence_args seq_args; | |
1425 | ||
1426 | struct nfs_fh *falloc_fh; | |
1427 | nfs4_stateid falloc_stateid; | |
1428 | u64 falloc_offset; | |
1429 | u64 falloc_length; | |
9a51940b | 1430 | const u32 *falloc_bitmask; |
f4ac1674 AS |
1431 | }; |
1432 | ||
1433 | struct nfs42_falloc_res { | |
1434 | struct nfs4_sequence_res seq_res; | |
1435 | unsigned int status; | |
9a51940b AS |
1436 | |
1437 | struct nfs_fattr *falloc_fattr; | |
1438 | const struct nfs_server *falloc_server; | |
f4ac1674 AS |
1439 | }; |
1440 | ||
2e72448b AS |
1441 | struct nfs42_copy_args { |
1442 | struct nfs4_sequence_args seq_args; | |
1443 | ||
1444 | struct nfs_fh *src_fh; | |
1445 | nfs4_stateid src_stateid; | |
1446 | u64 src_pos; | |
1447 | ||
1448 | struct nfs_fh *dst_fh; | |
1449 | nfs4_stateid dst_stateid; | |
1450 | u64 dst_pos; | |
1451 | ||
1452 | u64 count; | |
62164f31 | 1453 | bool sync; |
1d38f3f0 | 1454 | struct nl4_server *cp_src; |
2e72448b AS |
1455 | }; |
1456 | ||
1457 | struct nfs42_write_res { | |
67aa7444 | 1458 | nfs4_stateid stateid; |
2e72448b AS |
1459 | u64 count; |
1460 | struct nfs_writeverf verifier; | |
1461 | }; | |
1462 | ||
1463 | struct nfs42_copy_res { | |
1464 | struct nfs4_sequence_res seq_res; | |
1465 | struct nfs42_write_res write_res; | |
1466 | bool consecutive; | |
1467 | bool synchronous; | |
e0926934 | 1468 | struct nfs_commitres commit_res; |
2e72448b AS |
1469 | }; |
1470 | ||
cb95deea OK |
1471 | struct nfs42_offload_status_args { |
1472 | struct nfs4_sequence_args osa_seq_args; | |
1473 | struct nfs_fh *osa_src_fh; | |
1474 | nfs4_stateid osa_stateid; | |
1475 | }; | |
1476 | ||
1477 | struct nfs42_offload_status_res { | |
1478 | struct nfs4_sequence_res osr_seq_res; | |
1479 | uint64_t osr_count; | |
1480 | int osr_status; | |
1481 | }; | |
1482 | ||
0491567b OK |
1483 | struct nfs42_copy_notify_args { |
1484 | struct nfs4_sequence_args cna_seq_args; | |
1485 | ||
1486 | struct nfs_fh *cna_src_fh; | |
1487 | nfs4_stateid cna_src_stateid; | |
1488 | struct nl4_server cna_dst; | |
1489 | }; | |
1490 | ||
1491 | struct nfs42_copy_notify_res { | |
1492 | struct nfs4_sequence_res cnr_seq_res; | |
1493 | ||
1494 | struct nfstime4 cnr_lease_time; | |
1495 | nfs4_stateid cnr_stateid; | |
1496 | struct nl4_server cnr_src; | |
1497 | }; | |
1498 | ||
1c6dcbe5 AS |
1499 | struct nfs42_seek_args { |
1500 | struct nfs4_sequence_args seq_args; | |
1501 | ||
1502 | struct nfs_fh *sa_fh; | |
1503 | nfs4_stateid sa_stateid; | |
1504 | u64 sa_offset; | |
1505 | u32 sa_what; | |
1506 | }; | |
1507 | ||
1508 | struct nfs42_seek_res { | |
1509 | struct nfs4_sequence_res seq_res; | |
1510 | unsigned int status; | |
1511 | ||
1512 | u32 sr_eof; | |
1513 | u64 sr_offset; | |
1514 | }; | |
3e1f0212 FL |
1515 | |
1516 | struct nfs42_setxattrargs { | |
1517 | struct nfs4_sequence_args seq_args; | |
1518 | struct nfs_fh *fh; | |
1519 | const char *xattr_name; | |
1520 | u32 xattr_flags; | |
1521 | size_t xattr_len; | |
1522 | struct page **xattr_pages; | |
1523 | }; | |
1524 | ||
1525 | struct nfs42_setxattrres { | |
1526 | struct nfs4_sequence_res seq_res; | |
1527 | struct nfs4_change_info cinfo; | |
1528 | }; | |
1529 | ||
1530 | struct nfs42_getxattrargs { | |
1531 | struct nfs4_sequence_args seq_args; | |
1532 | struct nfs_fh *fh; | |
1533 | const char *xattr_name; | |
1534 | size_t xattr_len; | |
1535 | struct page **xattr_pages; | |
1536 | }; | |
1537 | ||
1538 | struct nfs42_getxattrres { | |
1539 | struct nfs4_sequence_res seq_res; | |
1540 | size_t xattr_len; | |
1541 | }; | |
1542 | ||
1543 | struct nfs42_listxattrsargs { | |
1544 | struct nfs4_sequence_args seq_args; | |
1545 | struct nfs_fh *fh; | |
1546 | u32 count; | |
1547 | u64 cookie; | |
1548 | struct page **xattr_pages; | |
1549 | }; | |
1550 | ||
1551 | struct nfs42_listxattrsres { | |
1552 | struct nfs4_sequence_res seq_res; | |
1553 | struct page *scratch; | |
1554 | void *xattr_buf; | |
1555 | size_t xattr_len; | |
1556 | u64 cookie; | |
1557 | bool eof; | |
1558 | size_t copied; | |
1559 | }; | |
1560 | ||
1561 | struct nfs42_removexattrargs { | |
1562 | struct nfs4_sequence_args seq_args; | |
1563 | struct nfs_fh *fh; | |
1564 | const char *xattr_name; | |
1565 | }; | |
1566 | ||
1567 | struct nfs42_removexattrres { | |
1568 | struct nfs4_sequence_res seq_res; | |
1569 | struct nfs4_change_info cinfo; | |
1570 | }; | |
1571 | ||
1572 | #endif /* CONFIG_NFS_V4_2 */ | |
1c6dcbe5 | 1573 | |
1da177e4 LT |
1574 | struct nfs_page; |
1575 | ||
40859d7e CL |
1576 | #define NFS_PAGEVEC_SIZE (8U) |
1577 | ||
30dd374f FI |
1578 | struct nfs_page_array { |
1579 | struct page **pagevec; | |
1580 | unsigned int npages; /* Max length of pagevec */ | |
1581 | struct page *page_array[NFS_PAGEVEC_SIZE]; | |
1582 | }; | |
1583 | ||
4db6e0b7 FI |
1584 | /* used as flag bits in nfs_pgio_header */ |
1585 | enum { | |
1586 | NFS_IOHDR_ERROR = 0, | |
1587 | NFS_IOHDR_EOF, | |
1588 | NFS_IOHDR_REDO, | |
37e9ed22 | 1589 | NFS_IOHDR_STAT, |
42f86b44 TM |
1590 | NFS_IOHDR_RESEND_PNFS, |
1591 | NFS_IOHDR_RESEND_MDS, | |
4db6e0b7 FI |
1592 | }; |
1593 | ||
919e3bd9 | 1594 | struct nfs_io_completion; |
cd841605 FI |
1595 | struct nfs_pgio_header { |
1596 | struct inode *inode; | |
a52458b4 | 1597 | const struct cred *cred; |
cd841605 FI |
1598 | struct list_head pages; |
1599 | struct nfs_page *req; | |
f79d06f5 | 1600 | struct nfs_writeverf verf; /* Used for writes */ |
fbe77c30 | 1601 | fmode_t rw_mode; |
cd841605 | 1602 | struct pnfs_layout_segment *lseg; |
4db6e0b7 | 1603 | loff_t io_start; |
cd841605 | 1604 | const struct rpc_call_ops *mds_ops; |
4db6e0b7 | 1605 | void (*release) (struct nfs_pgio_header *hdr); |
061ae2ed | 1606 | const struct nfs_pgio_completion_ops *completion_ops; |
4a0de55c | 1607 | const struct nfs_rw_ops *rw_ops; |
919e3bd9 | 1608 | struct nfs_io_completion *io_completion; |
584aa810 | 1609 | struct nfs_direct_req *dreq; |
1c6c4b74 | 1610 | |
cd841605 | 1611 | int pnfs_error; |
4db6e0b7 | 1612 | int error; /* merge with pnfs_error */ |
1c6c4b74 | 1613 | unsigned int good_bytes; /* boundary of good data */ |
4db6e0b7 | 1614 | unsigned long flags; |
d45f60c6 WAA |
1615 | |
1616 | /* | |
1617 | * rpc data | |
1618 | */ | |
1619 | struct rpc_task task; | |
1620 | struct nfs_fattr fattr; | |
d45f60c6 WAA |
1621 | struct nfs_pgio_args args; /* argument struct */ |
1622 | struct nfs_pgio_res res; /* result struct */ | |
1623 | unsigned long timestamp; /* For lease renewal */ | |
1624 | int (*pgio_done_cb)(struct rpc_task *, struct nfs_pgio_header *); | |
1625 | __u64 mds_offset; /* Filelayout dense stripe */ | |
1626 | struct nfs_page_array page_array; | |
1627 | struct nfs_client *ds_clp; /* pNFS data server */ | |
c754e137 TM |
1628 | u32 ds_commit_idx; /* ds index if ds_clp is set */ |
1629 | u32 pgio_mirror_idx;/* mirror index in pgio layer */ | |
cd841605 FI |
1630 | }; |
1631 | ||
ea2cf228 FI |
1632 | struct nfs_mds_commit_info { |
1633 | atomic_t rpcs_out; | |
5cb953d4 | 1634 | atomic_long_t ncommit; |
ea2cf228 FI |
1635 | struct list_head list; |
1636 | }; | |
1637 | ||
b20135d0 | 1638 | struct nfs_commit_info; |
f453a54a FI |
1639 | struct nfs_commit_data; |
1640 | struct nfs_inode; | |
1641 | struct nfs_commit_completion_ops { | |
f453a54a | 1642 | void (*completion) (struct nfs_commit_data *data); |
b20135d0 | 1643 | void (*resched_write) (struct nfs_commit_info *, struct nfs_page *); |
f453a54a FI |
1644 | }; |
1645 | ||
ea2cf228 | 1646 | struct nfs_commit_info { |
fe238e60 | 1647 | struct inode *inode; /* Needed for inode->i_lock */ |
ea2cf228 FI |
1648 | struct nfs_mds_commit_info *mds; |
1649 | struct pnfs_ds_commit_info *ds; | |
b359f9d0 | 1650 | struct nfs_direct_req *dreq; /* O_DIRECT request */ |
f453a54a | 1651 | const struct nfs_commit_completion_ops *completion_ops; |
ea2cf228 FI |
1652 | }; |
1653 | ||
0b7c0153 FI |
1654 | struct nfs_commit_data { |
1655 | struct rpc_task task; | |
1656 | struct inode *inode; | |
a52458b4 | 1657 | const struct cred *cred; |
0b7c0153 FI |
1658 | struct nfs_fattr fattr; |
1659 | struct nfs_writeverf verf; | |
1660 | struct list_head pages; /* Coalesced requests we wish to flush */ | |
1661 | struct list_head list; /* lists of struct nfs_write_data */ | |
1662 | struct nfs_direct_req *dreq; /* O_DIRECT request */ | |
1663 | struct nfs_commitargs args; /* argument struct */ | |
1664 | struct nfs_commitres res; /* result struct */ | |
1665 | struct nfs_open_context *context; | |
1666 | struct pnfs_layout_segment *lseg; | |
1667 | struct nfs_client *ds_clp; /* pNFS data server */ | |
1668 | int ds_commit_index; | |
378520b8 | 1669 | loff_t lwb; |
0b7c0153 | 1670 | const struct rpc_call_ops *mds_ops; |
f453a54a | 1671 | const struct nfs_commit_completion_ops *completion_ops; |
0b7c0153 | 1672 | int (*commit_done_cb) (struct rpc_task *task, struct nfs_commit_data *data); |
37e9ed22 | 1673 | unsigned long flags; |
0b7c0153 FI |
1674 | }; |
1675 | ||
061ae2ed | 1676 | struct nfs_pgio_completion_ops { |
df3accb8 | 1677 | void (*error_cleanup)(struct list_head *head, int); |
584aa810 | 1678 | void (*init_hdr)(struct nfs_pgio_header *hdr); |
061ae2ed | 1679 | void (*completion)(struct nfs_pgio_header *hdr); |
dc602dd7 | 1680 | void (*reschedule_io)(struct nfs_pgio_header *hdr); |
061ae2ed FI |
1681 | }; |
1682 | ||
34e137cc | 1683 | struct nfs_unlinkdata { |
34e137cc BS |
1684 | struct nfs_removeargs args; |
1685 | struct nfs_removeres res; | |
884be175 AV |
1686 | struct dentry *dentry; |
1687 | wait_queue_head_t wq; | |
a52458b4 | 1688 | const struct cred *cred; |
34e137cc | 1689 | struct nfs_fattr dir_attr; |
8478eaa1 | 1690 | long timeout; |
34e137cc BS |
1691 | }; |
1692 | ||
c6bfa1a1 BS |
1693 | struct nfs_renamedata { |
1694 | struct nfs_renameargs args; | |
1695 | struct nfs_renameres res; | |
a52458b4 | 1696 | const struct cred *cred; |
c6bfa1a1 BS |
1697 | struct inode *old_dir; |
1698 | struct dentry *old_dentry; | |
1699 | struct nfs_fattr old_fattr; | |
1700 | struct inode *new_dir; | |
1701 | struct dentry *new_dentry; | |
1702 | struct nfs_fattr new_fattr; | |
96f9d8c0 | 1703 | void (*complete)(struct rpc_task *, struct nfs_renamedata *); |
8478eaa1 | 1704 | long timeout; |
818a8dbe | 1705 | bool cancelled; |
c6bfa1a1 BS |
1706 | }; |
1707 | ||
1da177e4 | 1708 | struct nfs_access_entry; |
45a52a02 | 1709 | struct nfs_client; |
e0dca7a0 | 1710 | struct rpc_timeout; |
ff9099f2 BS |
1711 | struct nfs_subversion; |
1712 | struct nfs_mount_info; | |
6663ee7f | 1713 | struct nfs_client_initdata; |
1abb5088 | 1714 | struct nfs_pageio_descriptor; |
f2aedb71 | 1715 | struct fs_context; |
1da177e4 LT |
1716 | |
1717 | /* | |
1718 | * RPC procedure vector for NFSv2/NFSv3 demuxing | |
1719 | */ | |
1720 | struct nfs_rpc_ops { | |
c0e07cb6 | 1721 | u32 version; /* Protocol version */ |
f786aa90 | 1722 | const struct dentry_operations *dentry_ops; |
c5ef1c42 AV |
1723 | const struct inode_operations *dir_inode_ops; |
1724 | const struct inode_operations *file_inode_ops; | |
1788ea6e | 1725 | const struct file_operations *file_ops; |
b1ece737 | 1726 | const struct nlmclnt_operations *nlmclnt_ops; |
1da177e4 LT |
1727 | |
1728 | int (*getroot) (struct nfs_server *, struct nfs_fh *, | |
1729 | struct nfs_fsinfo *); | |
f2aedb71 DH |
1730 | int (*submount) (struct fs_context *, struct nfs_server *); |
1731 | int (*try_get_tree) (struct fs_context *); | |
1da177e4 | 1732 | int (*getattr) (struct nfs_server *, struct nfs_fh *, |
a841b54d TM |
1733 | struct nfs_fattr *, struct nfs4_label *, |
1734 | struct inode *); | |
1da177e4 LT |
1735 | int (*setattr) (struct dentry *, struct nfs_fattr *, |
1736 | struct iattr *); | |
f7b37b8b | 1737 | int (*lookup) (struct inode *, struct dentry *, |
1775fd3e DQ |
1738 | struct nfs_fh *, struct nfs_fattr *, |
1739 | struct nfs4_label *); | |
5b5faaf6 JL |
1740 | int (*lookupp) (struct inode *, struct nfs_fh *, |
1741 | struct nfs_fattr *, struct nfs4_label *); | |
1da177e4 LT |
1742 | int (*access) (struct inode *, struct nfs_access_entry *); |
1743 | int (*readlink)(struct inode *, struct page *, unsigned int, | |
1744 | unsigned int); | |
1da177e4 | 1745 | int (*create) (struct inode *, struct dentry *, |
8867fe58 | 1746 | struct iattr *, int); |
912678db | 1747 | int (*remove) (struct inode *, struct dentry *); |
ed7e9ad0 | 1748 | void (*unlink_setup) (struct rpc_message *, struct dentry *, struct inode *); |
34e137cc | 1749 | void (*unlink_rpc_prepare) (struct rpc_task *, struct nfs_unlinkdata *); |
e4eff1a6 | 1750 | int (*unlink_done) (struct rpc_task *, struct inode *); |
f2c2c552 TM |
1751 | void (*rename_setup) (struct rpc_message *msg, |
1752 | struct dentry *old_dentry, | |
1753 | struct dentry *new_dentry); | |
c6bfa1a1 | 1754 | void (*rename_rpc_prepare)(struct rpc_task *task, struct nfs_renamedata *); |
d3d4152a | 1755 | int (*rename_done) (struct rpc_task *task, struct inode *old_dir, struct inode *new_dir); |
beffb8fe | 1756 | int (*link) (struct inode *, struct inode *, const struct qstr *); |
94a6d753 CL |
1757 | int (*symlink) (struct inode *, struct dentry *, struct page *, |
1758 | unsigned int, struct iattr *); | |
1da177e4 | 1759 | int (*mkdir) (struct inode *, struct dentry *, struct iattr *); |
beffb8fe | 1760 | int (*rmdir) (struct inode *, const struct qstr *); |
82e22a5e | 1761 | int (*readdir) (struct nfs_readdir_arg *, struct nfs_readdir_res *); |
1da177e4 LT |
1762 | int (*mknod) (struct inode *, struct dentry *, struct iattr *, |
1763 | dev_t); | |
1764 | int (*statfs) (struct nfs_server *, struct nfs_fh *, | |
1765 | struct nfs_fsstat *); | |
1766 | int (*fsinfo) (struct nfs_server *, struct nfs_fh *, | |
1767 | struct nfs_fsinfo *); | |
1768 | int (*pathconf) (struct nfs_server *, struct nfs_fh *, | |
1769 | struct nfs_pathconf *); | |
e9326dca | 1770 | int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); |
a7a3b1e9 | 1771 | int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, bool); |
d45f60c6 WAA |
1772 | int (*pgio_rpc_prepare)(struct rpc_task *, |
1773 | struct nfs_pgio_header *); | |
1774 | void (*read_setup)(struct nfs_pgio_header *, struct rpc_message *); | |
1775 | int (*read_done)(struct rpc_task *, struct nfs_pgio_header *); | |
fb91fb0e AS |
1776 | void (*write_setup)(struct nfs_pgio_header *, struct rpc_message *, |
1777 | struct rpc_clnt **); | |
d45f60c6 | 1778 | int (*write_done)(struct rpc_task *, struct nfs_pgio_header *); |
e9ae1ee2 AS |
1779 | void (*commit_setup) (struct nfs_commit_data *, struct rpc_message *, |
1780 | struct rpc_clnt **); | |
0b7c0153 FI |
1781 | void (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *); |
1782 | int (*commit_done) (struct rpc_task *, struct nfs_commit_data *); | |
1da177e4 | 1783 | int (*lock)(struct file *, int, struct file_lock *); |
2116271a | 1784 | int (*lock_check_bounds)(const struct file_lock *); |
ada70d94 | 1785 | void (*clear_acl_cache)(struct inode *); |
7fe5c398 | 1786 | void (*close_context)(struct nfs_open_context *ctx, int); |
2b484297 TM |
1787 | struct inode * (*open_context) (struct inode *dir, |
1788 | struct nfs_open_context *ctx, | |
1789 | int open_flags, | |
5bc2afc2 TM |
1790 | struct iattr *iattr, |
1791 | int *); | |
011e2a7f | 1792 | int (*have_delegation)(struct inode *, fmode_t); |
6663ee7f | 1793 | struct nfs_client *(*alloc_client) (const struct nfs_client_initdata *); |
5c6e5b60 TM |
1794 | struct nfs_client *(*init_client) (struct nfs_client *, |
1795 | const struct nfs_client_initdata *); | |
cdb7eced | 1796 | void (*free_client) (struct nfs_client *); |
62a55d08 | 1797 | struct nfs_server *(*create_server)(struct fs_context *); |
1179acc6 BS |
1798 | struct nfs_server *(*clone_server)(struct nfs_server *, struct nfs_fh *, |
1799 | struct nfs_fattr *, rpc_authflavor_t); | |
1da177e4 LT |
1800 | }; |
1801 | ||
1802 | /* | |
1803 | * NFS_CALL(getattr, inode, (fattr)); | |
1804 | * into | |
1805 | * NFS_PROTO(inode)->getattr(fattr); | |
1806 | */ | |
1807 | #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args | |
1808 | ||
1809 | /* | |
1810 | * Function vectors etc. for the NFS client | |
1811 | */ | |
509de811 DH |
1812 | extern const struct nfs_rpc_ops nfs_v2_clientops; |
1813 | extern const struct nfs_rpc_ops nfs_v3_clientops; | |
1814 | extern const struct nfs_rpc_ops nfs_v4_clientops; | |
a613fa16 TM |
1815 | extern const struct rpc_version nfs_version2; |
1816 | extern const struct rpc_version nfs_version3; | |
1817 | extern const struct rpc_version nfs_version4; | |
1da177e4 | 1818 | |
a613fa16 TM |
1819 | extern const struct rpc_version nfsacl_version3; |
1820 | extern const struct rpc_program nfsacl_program; | |
b7fa0554 | 1821 | |
1da177e4 | 1822 | #endif |