4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
32 #define DEBUG_SUBSYSTEM S_MDC
33 #include <linux/user_namespace.h>
34 #include <linux/uidgid.h>
36 #include <lustre_net.h>
37 #include <obd_class.h>
39 #include <cl_object.h>
40 #include "mdc_internal.h"
42 static void set_mrc_cr_flags(struct mdt_rec_create *mrc, __u64 flags)
44 mrc->cr_flags_l = (__u32)(flags & 0xFFFFFFFFUll);
45 mrc->cr_flags_h = (__u32)(flags >> 32);
48 static void __mdc_pack_body(struct mdt_body *b, __u32 suppgid)
52 b->mbo_suppgid = suppgid;
53 b->mbo_uid = from_kuid(&init_user_ns, current_uid());
54 b->mbo_gid = from_kgid(&init_user_ns, current_gid());
55 b->mbo_fsuid = from_kuid(&init_user_ns, current_fsuid());
56 b->mbo_fsgid = from_kgid(&init_user_ns, current_fsgid());
57 b->mbo_capability = cfs_curproc_cap_pack();
60 void mdc_swap_layouts_pack(struct ptlrpc_request *req,
61 struct md_op_data *op_data)
63 struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
66 __mdc_pack_body(b, op_data->op_suppgids[0]);
67 b->mbo_fid1 = op_data->op_fid1;
68 b->mbo_fid2 = op_data->op_fid2;
69 b->mbo_valid |= OBD_MD_FLID;
72 void mdc_pack_body(struct ptlrpc_request *req, const struct lu_fid *fid,
73 u64 valid, size_t ea_size, u32 suppgid, u32 flags)
75 struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
79 b->mbo_eadatasize = ea_size;
81 __mdc_pack_body(b, suppgid);
84 b->mbo_valid |= OBD_MD_FLID;
89 * Pack a name (path component) into a request
91 * \param[in] req request
92 * \param[in] field request field (usually RMF_NAME)
93 * \param[in] name path component
94 * \param[in] name_len length of path component
96 * \a field must be present in \a req and of size \a name_len + 1.
98 * \a name must be '\0' terminated of length \a name_len and represent
99 * a single path component (not contain '/').
101 static void mdc_pack_name(struct ptlrpc_request *req,
102 const struct req_msg_field *field,
103 const char *name, size_t name_len)
109 buf = req_capsule_client_get(&req->rq_pill, field);
110 buf_size = req_capsule_get_size(&req->rq_pill, field, RCL_CLIENT);
112 LASSERT(name != NULL && name_len != 0 &&
113 buf != NULL && buf_size == name_len + 1);
115 cpy_len = strlcpy(buf, name, buf_size);
117 LASSERT(lu_name_is_valid_2(buf, cpy_len));
118 if (cpy_len != name_len)
119 CDEBUG(D_DENTRY, "%s: %s len %zd != %zd, concurrent rename?\n",
120 req->rq_export->exp_obd->obd_name, buf, name_len,
124 void mdc_file_secctx_pack(struct ptlrpc_request *req, const char *secctx_name,
125 const void *secctx, size_t secctx_size)
130 if (secctx_name == NULL)
133 buf = req_capsule_client_get(&req->rq_pill, &RMF_FILE_SECCTX_NAME);
134 buf_size = req_capsule_get_size(&req->rq_pill, &RMF_FILE_SECCTX_NAME,
137 LASSERT(buf_size == strlen(secctx_name) + 1);
138 memcpy(buf, secctx_name, buf_size);
140 buf = req_capsule_client_get(&req->rq_pill, &RMF_FILE_SECCTX);
141 buf_size = req_capsule_get_size(&req->rq_pill, &RMF_FILE_SECCTX,
144 LASSERT(buf_size == secctx_size);
145 memcpy(buf, secctx, buf_size);
148 void mdc_file_encctx_pack(struct ptlrpc_request *req,
149 const void *encctx, size_t encctx_size)
157 buf = req_capsule_client_get(&req->rq_pill, &RMF_FILE_ENCCTX);
158 buf_size = req_capsule_get_size(&req->rq_pill, &RMF_FILE_ENCCTX,
161 LASSERT(buf_size == encctx_size);
162 memcpy(buf, encctx, buf_size);
165 void mdc_file_sepol_pack(struct ptlrpc_request *req)
170 if (strlen(req->rq_sepol) == 0)
173 buf = req_capsule_client_get(&req->rq_pill, &RMF_SELINUX_POL);
174 buf_size = req_capsule_get_size(&req->rq_pill, &RMF_SELINUX_POL,
177 LASSERT(buf_size == strlen(req->rq_sepol) + 1);
178 snprintf(buf, strlen(req->rq_sepol) + 1, "%s", req->rq_sepol);
181 void mdc_readdir_pack(struct ptlrpc_request *req, __u64 pgoff, size_t size,
182 const struct lu_fid *fid)
184 struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
187 b->mbo_valid |= OBD_MD_FLID;
188 b->mbo_size = pgoff; /* !! */
189 b->mbo_nlink = size; /* !! */
190 __mdc_pack_body(b, -1);
191 b->mbo_mode = LUDA_FID | LUDA_TYPE;
194 /* packing of MDS records */
195 void mdc_create_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
196 const void *data, size_t datalen, umode_t mode,
197 uid_t uid, gid_t gid, cfs_cap_t cap_effective, __u64 rdev)
199 struct mdt_rec_create *rec;
203 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
204 sizeof(struct mdt_rec_create));
205 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
207 rec->cr_opcode = REINT_CREATE;
210 rec->cr_cap = cap_effective;
211 rec->cr_fid1 = op_data->op_fid1;
212 rec->cr_fid2 = op_data->op_fid2;
215 rec->cr_time = op_data->op_mod_time;
216 rec->cr_suppgid1 = op_data->op_suppgids[0];
217 rec->cr_suppgid2 = op_data->op_suppgids[1];
219 if (op_data->op_bias & MDS_CREATE_VOLATILE)
220 flags |= MDS_OPEN_VOLATILE;
221 if (op_data->op_bias & MDS_SETSTRIPE_CREATE)
222 /* borrow MDS_OPEN_CREATE flag to indicate current setstripe
223 * create only, and don't restripe if object exists.
225 flags |= MDS_OPEN_CREAT;
226 set_mrc_cr_flags(rec, flags);
227 rec->cr_bias = op_data->op_bias;
228 rec->cr_umask = current_umask();
230 mdc_pack_name(req, &RMF_NAME, op_data->op_name, op_data->op_namelen);
232 tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
233 memcpy(tmp, data, datalen);
236 mdc_file_secctx_pack(req, op_data->op_file_secctx_name,
237 op_data->op_file_secctx,
238 op_data->op_file_secctx_size);
240 mdc_file_encctx_pack(req, op_data->op_file_encctx,
241 op_data->op_file_encctx_size);
243 /* pack SELinux policy info if any */
244 mdc_file_sepol_pack(req);
247 static inline __u64 mds_pack_open_flags(__u64 flags)
249 __u64 cr_flags = (flags & MDS_OPEN_FL_INTERNAL);
251 if (flags & FMODE_READ)
252 cr_flags |= MDS_FMODE_READ;
253 if (flags & FMODE_WRITE)
254 cr_flags |= MDS_FMODE_WRITE;
256 cr_flags |= MDS_OPEN_CREAT;
258 cr_flags |= MDS_OPEN_EXCL;
260 cr_flags |= MDS_OPEN_TRUNC;
261 if (flags & O_APPEND)
262 cr_flags |= MDS_OPEN_APPEND;
264 cr_flags |= MDS_OPEN_SYNC;
265 if (flags & O_DIRECTORY)
266 cr_flags |= MDS_OPEN_DIRECTORY;
268 if (flags & FMODE_EXEC)
269 cr_flags |= MDS_FMODE_EXEC;
271 if (cl_is_lov_delay_create(flags))
272 cr_flags |= MDS_OPEN_DELAY_CREATE;
274 if (flags & O_NONBLOCK)
275 cr_flags |= MDS_OPEN_NORESTORE;
280 /* packing of MDS records */
281 void mdc_open_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
282 umode_t mode, __u64 rdev, __u64 flags, const void *lmm,
285 struct mdt_rec_create *rec;
289 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
290 sizeof(struct mdt_rec_create));
291 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
293 /* XXX do something about time, uid, gid */
294 rec->cr_opcode = REINT_OPEN;
295 rec->cr_fsuid = from_kuid(&init_user_ns, current_fsuid());
296 rec->cr_fsgid = from_kgid(&init_user_ns, current_fsgid());
297 rec->cr_cap = cfs_curproc_cap_pack();
299 cr_flags = mds_pack_open_flags(flags);
301 rec->cr_umask = current_umask();
302 if (op_data != NULL) {
303 rec->cr_fid1 = op_data->op_fid1;
304 rec->cr_fid2 = op_data->op_fid2;
305 rec->cr_time = op_data->op_mod_time;
306 rec->cr_suppgid1 = op_data->op_suppgids[0];
307 rec->cr_suppgid2 = op_data->op_suppgids[1];
308 rec->cr_bias = op_data->op_bias;
309 rec->cr_open_handle_old = op_data->op_open_handle;
311 if (op_data->op_name) {
312 mdc_pack_name(req, &RMF_NAME, op_data->op_name,
313 op_data->op_namelen);
315 if (op_data->op_bias & MDS_CREATE_VOLATILE)
316 cr_flags |= MDS_OPEN_VOLATILE;
319 mdc_file_secctx_pack(req, op_data->op_file_secctx_name,
320 op_data->op_file_secctx,
321 op_data->op_file_secctx_size);
323 mdc_file_encctx_pack(req, op_data->op_file_encctx,
324 op_data->op_file_encctx_size);
326 /* pack SELinux policy info if any */
327 mdc_file_sepol_pack(req);
331 cr_flags |= MDS_OPEN_HAS_EA;
332 tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
333 memcpy(tmp, lmm, lmmlen);
334 if (cr_flags & MDS_OPEN_PCC) {
335 LASSERT(op_data != NULL);
336 rec->cr_archive_id = op_data->op_archive_id;
339 set_mrc_cr_flags(rec, cr_flags);
342 static inline enum mds_attr_flags mdc_attr_pack(unsigned int ia_valid,
343 enum op_xvalid ia_xvalid)
345 enum mds_attr_flags sa_valid = 0;
347 if (ia_valid & ATTR_MODE)
348 sa_valid |= MDS_ATTR_MODE;
349 if (ia_valid & ATTR_UID)
350 sa_valid |= MDS_ATTR_UID;
351 if (ia_valid & ATTR_GID)
352 sa_valid |= MDS_ATTR_GID;
353 if (ia_valid & ATTR_SIZE)
354 sa_valid |= MDS_ATTR_SIZE;
355 if (ia_valid & ATTR_ATIME)
356 sa_valid |= MDS_ATTR_ATIME;
357 if (ia_valid & ATTR_MTIME)
358 sa_valid |= MDS_ATTR_MTIME;
359 if (ia_valid & ATTR_CTIME)
360 sa_valid |= MDS_ATTR_CTIME;
361 if (ia_valid & ATTR_ATIME_SET)
362 sa_valid |= MDS_ATTR_ATIME_SET;
363 if (ia_valid & ATTR_MTIME_SET)
364 sa_valid |= MDS_ATTR_MTIME_SET;
365 if (ia_valid & ATTR_FORCE)
366 sa_valid |= MDS_ATTR_FORCE;
367 if (ia_xvalid & OP_XVALID_FLAGS)
368 sa_valid |= MDS_ATTR_ATTR_FLAG;
369 if (ia_valid & ATTR_KILL_SUID)
370 sa_valid |= MDS_ATTR_KILL_SUID;
371 if (ia_valid & ATTR_KILL_SGID)
372 sa_valid |= MDS_ATTR_KILL_SGID;
373 if (ia_xvalid & OP_XVALID_CTIME_SET)
374 sa_valid |= MDS_ATTR_CTIME_SET;
375 if (ia_valid & ATTR_OPEN)
376 sa_valid |= MDS_ATTR_FROM_OPEN;
377 if (ia_xvalid & OP_XVALID_BLOCKS)
378 sa_valid |= MDS_ATTR_BLOCKS;
379 if (ia_xvalid & OP_XVALID_OWNEROVERRIDE)
380 /* NFSD hack (see bug 5781) */
381 sa_valid |= MDS_OPEN_OWNEROVERRIDE;
382 if (ia_xvalid & OP_XVALID_PROJID)
383 sa_valid |= MDS_ATTR_PROJID;
384 if (ia_xvalid & OP_XVALID_LAZYSIZE)
385 sa_valid |= MDS_ATTR_LSIZE;
386 if (ia_xvalid & OP_XVALID_LAZYBLOCKS)
387 sa_valid |= MDS_ATTR_LBLOCKS;
392 static void mdc_setattr_pack_rec(struct mdt_rec_setattr *rec,
393 struct md_op_data *op_data)
395 rec->sa_opcode = REINT_SETATTR;
396 rec->sa_fsuid = from_kuid(&init_user_ns, current_fsuid());
397 rec->sa_fsgid = from_kgid(&init_user_ns, current_fsgid());
398 rec->sa_cap = cfs_curproc_cap_pack();
399 rec->sa_suppgid = -1;
401 rec->sa_fid = op_data->op_fid1;
402 rec->sa_valid = mdc_attr_pack(op_data->op_attr.ia_valid,
404 rec->sa_mode = op_data->op_attr.ia_mode;
405 rec->sa_uid = from_kuid(&init_user_ns, op_data->op_attr.ia_uid);
406 rec->sa_gid = from_kgid(&init_user_ns, op_data->op_attr.ia_gid);
407 rec->sa_projid = op_data->op_projid;
408 rec->sa_size = op_data->op_attr.ia_size;
409 rec->sa_blocks = op_data->op_attr_blocks;
410 rec->sa_atime = op_data->op_attr.ia_atime.tv_sec;
411 rec->sa_mtime = op_data->op_attr.ia_mtime.tv_sec;
412 rec->sa_ctime = op_data->op_attr.ia_ctime.tv_sec;
413 rec->sa_attr_flags = op_data->op_attr_flags;
414 if ((op_data->op_attr.ia_valid & ATTR_GID) &&
415 in_group_p(op_data->op_attr.ia_gid))
417 from_kgid(&init_user_ns, op_data->op_attr.ia_gid);
419 rec->sa_suppgid = op_data->op_suppgids[0];
421 rec->sa_bias = op_data->op_bias;
424 static void mdc_ioepoch_pack(struct mdt_ioepoch *epoch,
425 struct md_op_data *op_data)
427 epoch->mio_open_handle = op_data->op_open_handle;
428 epoch->mio_unused1 = 0;
429 epoch->mio_unused2 = 0;
430 epoch->mio_padding = 0;
433 void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
434 void *ea, size_t ealen)
436 struct mdt_rec_setattr *rec;
437 struct lov_user_md *lum = NULL;
439 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
440 sizeof(struct mdt_rec_setattr));
441 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
442 mdc_setattr_pack_rec(rec, op_data);
447 lum = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
448 if (ea == NULL) { /* Remove LOV EA */
449 lum->lmm_magic = cpu_to_le32(LOV_USER_MAGIC_V1);
450 lum->lmm_stripe_size = 0;
451 lum->lmm_stripe_count = 0;
452 lum->lmm_stripe_offset =
453 (typeof(lum->lmm_stripe_offset))LOV_OFFSET_DEFAULT;
455 memcpy(lum, ea, ealen);
459 void mdc_unlink_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
461 struct mdt_rec_unlink *rec;
463 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
464 sizeof(struct mdt_rec_unlink));
465 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
466 LASSERT(rec != NULL);
468 rec->ul_opcode = op_data->op_cli_flags & CLI_RM_ENTRY ?
469 REINT_RMENTRY : REINT_UNLINK;
470 rec->ul_fsuid = op_data->op_fsuid;
471 rec->ul_fsgid = op_data->op_fsgid;
472 rec->ul_cap = op_data->op_cap;
473 rec->ul_mode = op_data->op_mode;
474 rec->ul_suppgid1 = op_data->op_suppgids[0];
475 rec->ul_suppgid2 = -1;
476 rec->ul_fid1 = op_data->op_fid1;
477 rec->ul_fid2 = op_data->op_fid2;
478 rec->ul_time = op_data->op_mod_time;
479 rec->ul_bias = op_data->op_bias;
481 mdc_pack_name(req, &RMF_NAME, op_data->op_name, op_data->op_namelen);
483 /* pack SELinux policy info if any */
484 mdc_file_sepol_pack(req);
487 void mdc_link_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
489 struct mdt_rec_link *rec;
491 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
492 sizeof(struct mdt_rec_link));
493 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
494 LASSERT(rec != NULL);
496 rec->lk_opcode = REINT_LINK;
497 rec->lk_fsuid = op_data->op_fsuid; /* current->fsuid; */
498 rec->lk_fsgid = op_data->op_fsgid; /* current->fsgid; */
499 rec->lk_cap = op_data->op_cap; /* current->cap_effective; */
500 rec->lk_suppgid1 = op_data->op_suppgids[0];
501 rec->lk_suppgid2 = op_data->op_suppgids[1];
502 rec->lk_fid1 = op_data->op_fid1;
503 rec->lk_fid2 = op_data->op_fid2;
504 rec->lk_time = op_data->op_mod_time;
505 rec->lk_bias = op_data->op_bias;
507 mdc_pack_name(req, &RMF_NAME, op_data->op_name, op_data->op_namelen);
509 /* pack SELinux policy info if any */
510 mdc_file_sepol_pack(req);
513 static void mdc_close_intent_pack(struct ptlrpc_request *req,
514 struct md_op_data *op_data)
516 struct close_data *data;
517 struct ldlm_lock *lock;
518 enum mds_op_bias bias = op_data->op_bias;
520 if (!(bias & (MDS_CLOSE_INTENT | MDS_CLOSE_MIGRATE)))
523 data = req_capsule_client_get(&req->rq_pill, &RMF_CLOSE_DATA);
524 LASSERT(data != NULL);
526 lock = ldlm_handle2lock(&op_data->op_lease_handle);
528 data->cd_handle = lock->l_remote_handle;
531 ldlm_cli_cancel(&op_data->op_lease_handle, LCF_LOCAL);
533 data->cd_data_version = op_data->op_data_version;
534 data->cd_fid = op_data->op_fid2;
536 if (bias & MDS_CLOSE_LAYOUT_SPLIT) {
537 data->cd_mirror_id = op_data->op_mirror_id;
538 } else if (bias & MDS_CLOSE_RESYNC_DONE) {
539 struct close_data_resync_done *sync = &data->cd_resync;
541 BUILD_BUG_ON(sizeof(data->cd_resync) >
542 sizeof(data->cd_reserved));
543 sync->resync_count = op_data->op_data_size / sizeof(__u32);
544 if (sync->resync_count <= INLINE_RESYNC_ARRAY_SIZE) {
545 memcpy(sync->resync_ids_inline, op_data->op_data,
546 op_data->op_data_size);
548 size_t count = sync->resync_count;
550 memcpy(req_capsule_client_get(&req->rq_pill, &RMF_U32),
551 op_data->op_data, count * sizeof(__u32));
553 } else if (bias & MDS_PCC_ATTACH) {
554 data->cd_archive_id = op_data->op_archive_id;
558 void mdc_rename_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
559 const char *old, size_t oldlen,
560 const char *new, size_t newlen)
562 struct mdt_rec_rename *rec;
564 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
565 sizeof(struct mdt_rec_rename));
566 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
568 /* XXX do something about time, uid, gid */
569 rec->rn_opcode = REINT_RENAME;
570 rec->rn_fsuid = op_data->op_fsuid;
571 rec->rn_fsgid = op_data->op_fsgid;
572 rec->rn_cap = op_data->op_cap;
573 rec->rn_suppgid1 = op_data->op_suppgids[0];
574 rec->rn_suppgid2 = op_data->op_suppgids[1];
575 rec->rn_fid1 = op_data->op_fid1;
576 rec->rn_fid2 = op_data->op_fid2;
577 rec->rn_time = op_data->op_mod_time;
578 rec->rn_mode = op_data->op_mode;
579 rec->rn_bias = op_data->op_bias;
581 mdc_pack_name(req, &RMF_NAME, old, oldlen);
584 mdc_pack_name(req, &RMF_SYMTGT, new, newlen);
586 /* pack SELinux policy info if any */
587 mdc_file_sepol_pack(req);
590 void mdc_migrate_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
591 const char *name, size_t namelen)
593 struct mdt_rec_rename *rec;
596 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
597 sizeof(struct mdt_rec_rename));
598 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
600 rec->rn_opcode = REINT_MIGRATE;
601 rec->rn_fsuid = op_data->op_fsuid;
602 rec->rn_fsgid = op_data->op_fsgid;
603 rec->rn_cap = op_data->op_cap;
604 rec->rn_suppgid1 = op_data->op_suppgids[0];
605 rec->rn_suppgid2 = op_data->op_suppgids[1];
606 rec->rn_fid1 = op_data->op_fid1;
607 rec->rn_fid2 = op_data->op_fid4;
608 rec->rn_time = op_data->op_mod_time;
609 rec->rn_mode = op_data->op_mode;
610 rec->rn_bias = op_data->op_bias;
612 mdc_pack_name(req, &RMF_NAME, name, namelen);
614 if (op_data->op_bias & MDS_CLOSE_MIGRATE) {
615 struct mdt_ioepoch *epoch;
617 mdc_close_intent_pack(req, op_data);
618 epoch = req_capsule_client_get(&req->rq_pill, &RMF_MDT_EPOCH);
619 mdc_ioepoch_pack(epoch, op_data);
622 ea = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
623 memcpy(ea, op_data->op_data, op_data->op_data_size);
626 void mdc_getattr_pack(struct ptlrpc_request *req, __u64 valid, __u32 flags,
627 struct md_op_data *op_data, size_t ea_size)
629 struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
632 b->mbo_valid = valid;
633 if (op_data->op_bias & MDS_CROSS_REF)
634 b->mbo_valid |= OBD_MD_FLCROSSREF;
635 b->mbo_eadatasize = ea_size;
636 b->mbo_flags = flags;
637 __mdc_pack_body(b, op_data->op_suppgids[0]);
639 b->mbo_fid1 = op_data->op_fid1;
640 b->mbo_fid2 = op_data->op_fid2;
641 b->mbo_valid |= OBD_MD_FLID;
643 if (op_data->op_name != NULL)
644 mdc_pack_name(req, &RMF_NAME, op_data->op_name,
645 op_data->op_namelen);
648 void mdc_close_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
650 struct mdt_ioepoch *epoch;
651 struct mdt_rec_setattr *rec;
653 epoch = req_capsule_client_get(&req->rq_pill, &RMF_MDT_EPOCH);
654 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
656 mdc_setattr_pack_rec(rec, op_data);
658 * The client will zero out local timestamps when losing the IBITS lock
659 * so any new RPC timestamps will update the client inode's timestamps.
660 * There was a defect on the server side which allowed the atime to be
661 * overwritten by a zeroed-out atime packed into the close RPC.
663 * Proactively clear the MDS_ATTR_ATIME flag in the RPC in this case
664 * to avoid zeroing the atime on old unpatched servers. See LU-8041.
666 if (rec->sa_atime == 0)
667 rec->sa_valid &= ~MDS_ATTR_ATIME;
669 mdc_ioepoch_pack(epoch, op_data);
670 mdc_close_intent_pack(req, op_data);