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/
30 * Lustre is a trademark of Sun Microsystems, Inc.
33 #define DEBUG_SUBSYSTEM S_MDC
34 #include <linux/user_namespace.h>
35 #include <linux/uidgid.h>
37 #include <lustre_net.h>
38 #include <obd_class.h>
40 #include <cl_object.h>
41 #include "mdc_internal.h"
43 static void set_mrc_cr_flags(struct mdt_rec_create *mrc, __u64 flags)
45 mrc->cr_flags_l = (__u32)(flags & 0xFFFFFFFFUll);
46 mrc->cr_flags_h = (__u32)(flags >> 32);
49 static void __mdc_pack_body(struct mdt_body *b, __u32 suppgid)
53 b->mbo_suppgid = suppgid;
54 b->mbo_uid = from_kuid(&init_user_ns, current_uid());
55 b->mbo_gid = from_kgid(&init_user_ns, current_gid());
56 b->mbo_fsuid = from_kuid(&init_user_ns, current_fsuid());
57 b->mbo_fsgid = from_kgid(&init_user_ns, current_fsgid());
58 b->mbo_capability = cfs_curproc_cap_pack();
61 void mdc_swap_layouts_pack(struct ptlrpc_request *req,
62 struct md_op_data *op_data)
64 struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
67 __mdc_pack_body(b, op_data->op_suppgids[0]);
68 b->mbo_fid1 = op_data->op_fid1;
69 b->mbo_fid2 = op_data->op_fid2;
70 b->mbo_valid |= OBD_MD_FLID;
73 void mdc_pack_body(struct ptlrpc_request *req, const struct lu_fid *fid,
74 u64 valid, size_t ea_size, u32 suppgid, u32 flags)
76 struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
80 b->mbo_eadatasize = ea_size;
82 __mdc_pack_body(b, suppgid);
85 b->mbo_valid |= OBD_MD_FLID;
90 * Pack a name (path component) into a request
92 * \param[in] req request
93 * \param[in] field request field (usually RMF_NAME)
94 * \param[in] name path component
95 * \param[in] name_len length of path component
97 * \a field must be present in \a req and of size \a name_len + 1.
99 * \a name must be '\0' terminated of length \a name_len and represent
100 * a single path component (not contain '/').
102 static void mdc_pack_name(struct ptlrpc_request *req,
103 const struct req_msg_field *field,
104 const char *name, size_t name_len)
110 buf = req_capsule_client_get(&req->rq_pill, field);
111 buf_size = req_capsule_get_size(&req->rq_pill, field, RCL_CLIENT);
113 LASSERT(name != NULL && name_len != 0 &&
114 buf != NULL && buf_size == name_len + 1);
116 cpy_len = strlcpy(buf, name, buf_size);
118 LASSERT(lu_name_is_valid_2(buf, cpy_len));
119 if (cpy_len != name_len)
120 CDEBUG(D_DENTRY, "%s: %s len %zd != %zd, concurrent rename?\n",
121 req->rq_export->exp_obd->obd_name, buf, name_len,
125 void mdc_file_secctx_pack(struct ptlrpc_request *req, const char *secctx_name,
126 const void *secctx, size_t secctx_size)
131 if (secctx_name == NULL)
134 buf = req_capsule_client_get(&req->rq_pill, &RMF_FILE_SECCTX_NAME);
135 buf_size = req_capsule_get_size(&req->rq_pill, &RMF_FILE_SECCTX_NAME,
138 LASSERT(buf_size == strlen(secctx_name) + 1);
139 memcpy(buf, secctx_name, buf_size);
141 buf = req_capsule_client_get(&req->rq_pill, &RMF_FILE_SECCTX);
142 buf_size = req_capsule_get_size(&req->rq_pill, &RMF_FILE_SECCTX,
145 LASSERT(buf_size == secctx_size);
146 memcpy(buf, secctx, buf_size);
149 void mdc_file_encctx_pack(struct ptlrpc_request *req,
150 const void *encctx, size_t encctx_size)
158 buf = req_capsule_client_get(&req->rq_pill, &RMF_FILE_ENCCTX);
159 buf_size = req_capsule_get_size(&req->rq_pill, &RMF_FILE_ENCCTX,
162 LASSERT(buf_size == encctx_size);
163 memcpy(buf, encctx, buf_size);
166 void mdc_file_sepol_pack(struct ptlrpc_request *req)
171 if (strlen(req->rq_sepol) == 0)
174 buf = req_capsule_client_get(&req->rq_pill, &RMF_SELINUX_POL);
175 buf_size = req_capsule_get_size(&req->rq_pill, &RMF_SELINUX_POL,
178 LASSERT(buf_size == strlen(req->rq_sepol) + 1);
179 snprintf(buf, strlen(req->rq_sepol) + 1, "%s", req->rq_sepol);
182 void mdc_readdir_pack(struct ptlrpc_request *req, __u64 pgoff, size_t size,
183 const struct lu_fid *fid)
185 struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
188 b->mbo_valid |= OBD_MD_FLID;
189 b->mbo_size = pgoff; /* !! */
190 b->mbo_nlink = size; /* !! */
191 __mdc_pack_body(b, -1);
192 b->mbo_mode = LUDA_FID | LUDA_TYPE;
195 /* packing of MDS records */
196 void mdc_create_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
197 const void *data, size_t datalen, umode_t mode,
198 uid_t uid, gid_t gid, cfs_cap_t cap_effective, __u64 rdev)
200 struct mdt_rec_create *rec;
204 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
205 sizeof(struct mdt_rec_create));
206 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
208 rec->cr_opcode = REINT_CREATE;
211 rec->cr_cap = cap_effective;
212 rec->cr_fid1 = op_data->op_fid1;
213 rec->cr_fid2 = op_data->op_fid2;
216 rec->cr_time = op_data->op_mod_time;
217 rec->cr_suppgid1 = op_data->op_suppgids[0];
218 rec->cr_suppgid2 = op_data->op_suppgids[1];
220 if (op_data->op_bias & MDS_CREATE_VOLATILE)
221 flags |= MDS_OPEN_VOLATILE;
222 set_mrc_cr_flags(rec, flags);
223 rec->cr_bias = op_data->op_bias;
224 rec->cr_umask = current_umask();
226 mdc_pack_name(req, &RMF_NAME, op_data->op_name, op_data->op_namelen);
228 tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
229 memcpy(tmp, data, datalen);
232 mdc_file_secctx_pack(req, op_data->op_file_secctx_name,
233 op_data->op_file_secctx,
234 op_data->op_file_secctx_size);
236 mdc_file_encctx_pack(req, op_data->op_file_encctx,
237 op_data->op_file_encctx_size);
239 /* pack SELinux policy info if any */
240 mdc_file_sepol_pack(req);
243 static inline __u64 mds_pack_open_flags(__u64 flags)
245 __u64 cr_flags = (flags & MDS_OPEN_FL_INTERNAL);
247 if (flags & FMODE_READ)
248 cr_flags |= MDS_FMODE_READ;
249 if (flags & FMODE_WRITE)
250 cr_flags |= MDS_FMODE_WRITE;
252 cr_flags |= MDS_OPEN_CREAT;
254 cr_flags |= MDS_OPEN_EXCL;
256 cr_flags |= MDS_OPEN_TRUNC;
257 if (flags & O_APPEND)
258 cr_flags |= MDS_OPEN_APPEND;
260 cr_flags |= MDS_OPEN_SYNC;
261 if (flags & O_DIRECTORY)
262 cr_flags |= MDS_OPEN_DIRECTORY;
264 if (flags & FMODE_EXEC)
265 cr_flags |= MDS_FMODE_EXEC;
267 if (cl_is_lov_delay_create(flags))
268 cr_flags |= MDS_OPEN_DELAY_CREATE;
270 if (flags & O_NONBLOCK)
271 cr_flags |= MDS_OPEN_NORESTORE;
276 /* packing of MDS records */
277 void mdc_open_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
278 umode_t mode, __u64 rdev, __u64 flags, const void *lmm,
281 struct mdt_rec_create *rec;
285 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
286 sizeof(struct mdt_rec_create));
287 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
289 /* XXX do something about time, uid, gid */
290 rec->cr_opcode = REINT_OPEN;
291 rec->cr_fsuid = from_kuid(&init_user_ns, current_fsuid());
292 rec->cr_fsgid = from_kgid(&init_user_ns, current_fsgid());
293 rec->cr_cap = cfs_curproc_cap_pack();
295 cr_flags = mds_pack_open_flags(flags);
297 rec->cr_umask = current_umask();
298 if (op_data != NULL) {
299 rec->cr_fid1 = op_data->op_fid1;
300 rec->cr_fid2 = op_data->op_fid2;
301 rec->cr_time = op_data->op_mod_time;
302 rec->cr_suppgid1 = op_data->op_suppgids[0];
303 rec->cr_suppgid2 = op_data->op_suppgids[1];
304 rec->cr_bias = op_data->op_bias;
305 rec->cr_open_handle_old = op_data->op_open_handle;
307 if (op_data->op_name) {
308 mdc_pack_name(req, &RMF_NAME, op_data->op_name,
309 op_data->op_namelen);
311 if (op_data->op_bias & MDS_CREATE_VOLATILE)
312 cr_flags |= MDS_OPEN_VOLATILE;
315 mdc_file_secctx_pack(req, op_data->op_file_secctx_name,
316 op_data->op_file_secctx,
317 op_data->op_file_secctx_size);
319 mdc_file_encctx_pack(req, op_data->op_file_encctx,
320 op_data->op_file_encctx_size);
322 /* pack SELinux policy info if any */
323 mdc_file_sepol_pack(req);
327 cr_flags |= MDS_OPEN_HAS_EA;
328 tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
329 memcpy(tmp, lmm, lmmlen);
330 if (cr_flags & MDS_OPEN_PCC) {
331 LASSERT(op_data != NULL);
332 rec->cr_archive_id = op_data->op_archive_id;
335 set_mrc_cr_flags(rec, cr_flags);
338 static inline u64 attr_pack(unsigned int ia_valid, enum op_xvalid ia_xvalid)
342 if (ia_valid & ATTR_MODE)
343 sa_valid |= MDS_ATTR_MODE;
344 if (ia_valid & ATTR_UID)
345 sa_valid |= MDS_ATTR_UID;
346 if (ia_valid & ATTR_GID)
347 sa_valid |= MDS_ATTR_GID;
348 if (ia_valid & ATTR_SIZE)
349 sa_valid |= MDS_ATTR_SIZE;
350 if (ia_valid & ATTR_ATIME)
351 sa_valid |= MDS_ATTR_ATIME;
352 if (ia_valid & ATTR_MTIME)
353 sa_valid |= MDS_ATTR_MTIME;
354 if (ia_valid & ATTR_CTIME)
355 sa_valid |= MDS_ATTR_CTIME;
356 if (ia_valid & ATTR_ATIME_SET)
357 sa_valid |= MDS_ATTR_ATIME_SET;
358 if (ia_valid & ATTR_MTIME_SET)
359 sa_valid |= MDS_ATTR_MTIME_SET;
360 if (ia_valid & ATTR_FORCE)
361 sa_valid |= MDS_ATTR_FORCE;
362 if (ia_xvalid & OP_XVALID_FLAGS)
363 sa_valid |= MDS_ATTR_ATTR_FLAG;
364 if (ia_valid & ATTR_KILL_SUID)
365 sa_valid |= MDS_ATTR_KILL_SUID;
366 if (ia_valid & ATTR_KILL_SGID)
367 sa_valid |= MDS_ATTR_KILL_SGID;
368 if (ia_xvalid & OP_XVALID_CTIME_SET)
369 sa_valid |= MDS_ATTR_CTIME_SET;
370 if (ia_valid & ATTR_OPEN)
371 sa_valid |= MDS_ATTR_FROM_OPEN;
372 if (ia_xvalid & OP_XVALID_BLOCKS)
373 sa_valid |= MDS_ATTR_BLOCKS;
374 if (ia_xvalid & OP_XVALID_OWNEROVERRIDE)
375 /* NFSD hack (see bug 5781) */
376 sa_valid |= MDS_OPEN_OWNEROVERRIDE;
377 if (ia_xvalid & OP_XVALID_PROJID)
378 sa_valid |= MDS_ATTR_PROJID;
379 if (ia_xvalid & OP_XVALID_LAZYSIZE)
380 sa_valid |= MDS_ATTR_LSIZE;
381 if (ia_xvalid & OP_XVALID_LAZYBLOCKS)
382 sa_valid |= MDS_ATTR_LBLOCKS;
386 static void mdc_setattr_pack_rec(struct mdt_rec_setattr *rec,
387 struct md_op_data *op_data)
389 rec->sa_opcode = REINT_SETATTR;
390 rec->sa_fsuid = from_kuid(&init_user_ns, current_fsuid());
391 rec->sa_fsgid = from_kgid(&init_user_ns, current_fsgid());
392 rec->sa_cap = cfs_curproc_cap_pack();
393 rec->sa_suppgid = -1;
395 rec->sa_fid = op_data->op_fid1;
396 rec->sa_valid = attr_pack(op_data->op_attr.ia_valid,
398 rec->sa_mode = op_data->op_attr.ia_mode;
399 rec->sa_uid = from_kuid(&init_user_ns, op_data->op_attr.ia_uid);
400 rec->sa_gid = from_kgid(&init_user_ns, op_data->op_attr.ia_gid);
401 rec->sa_projid = op_data->op_projid;
402 rec->sa_size = op_data->op_attr.ia_size;
403 rec->sa_blocks = op_data->op_attr_blocks;
404 rec->sa_atime = op_data->op_attr.ia_atime.tv_sec;
405 rec->sa_mtime = op_data->op_attr.ia_mtime.tv_sec;
406 rec->sa_ctime = op_data->op_attr.ia_ctime.tv_sec;
407 rec->sa_attr_flags = op_data->op_attr_flags;
408 if ((op_data->op_attr.ia_valid & ATTR_GID) &&
409 in_group_p(op_data->op_attr.ia_gid))
411 from_kgid(&init_user_ns, op_data->op_attr.ia_gid);
413 rec->sa_suppgid = op_data->op_suppgids[0];
415 rec->sa_bias = op_data->op_bias;
418 static void mdc_ioepoch_pack(struct mdt_ioepoch *epoch,
419 struct md_op_data *op_data)
421 epoch->mio_open_handle = op_data->op_open_handle;
422 epoch->mio_unused1 = 0;
423 epoch->mio_unused2 = 0;
424 epoch->mio_padding = 0;
427 void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
428 void *ea, size_t ealen)
430 struct mdt_rec_setattr *rec;
431 struct lov_user_md *lum = NULL;
433 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
434 sizeof(struct mdt_rec_setattr));
435 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
436 mdc_setattr_pack_rec(rec, op_data);
441 lum = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
442 if (ea == NULL) { /* Remove LOV EA */
443 lum->lmm_magic = cpu_to_le32(LOV_USER_MAGIC_V1);
444 lum->lmm_stripe_size = 0;
445 lum->lmm_stripe_count = 0;
446 lum->lmm_stripe_offset =
447 (typeof(lum->lmm_stripe_offset))LOV_OFFSET_DEFAULT;
449 memcpy(lum, ea, ealen);
453 void mdc_unlink_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
455 struct mdt_rec_unlink *rec;
457 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
458 sizeof(struct mdt_rec_unlink));
459 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
460 LASSERT(rec != NULL);
462 rec->ul_opcode = op_data->op_cli_flags & CLI_RM_ENTRY ?
463 REINT_RMENTRY : REINT_UNLINK;
464 rec->ul_fsuid = op_data->op_fsuid;
465 rec->ul_fsgid = op_data->op_fsgid;
466 rec->ul_cap = op_data->op_cap;
467 rec->ul_mode = op_data->op_mode;
468 rec->ul_suppgid1 = op_data->op_suppgids[0];
469 rec->ul_suppgid2 = -1;
470 rec->ul_fid1 = op_data->op_fid1;
471 rec->ul_fid2 = op_data->op_fid2;
472 rec->ul_time = op_data->op_mod_time;
473 rec->ul_bias = op_data->op_bias;
475 mdc_pack_name(req, &RMF_NAME, op_data->op_name, op_data->op_namelen);
477 /* pack SELinux policy info if any */
478 mdc_file_sepol_pack(req);
481 void mdc_link_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
483 struct mdt_rec_link *rec;
485 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
486 sizeof(struct mdt_rec_link));
487 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
488 LASSERT(rec != NULL);
490 rec->lk_opcode = REINT_LINK;
491 rec->lk_fsuid = op_data->op_fsuid; /* current->fsuid; */
492 rec->lk_fsgid = op_data->op_fsgid; /* current->fsgid; */
493 rec->lk_cap = op_data->op_cap; /* current->cap_effective; */
494 rec->lk_suppgid1 = op_data->op_suppgids[0];
495 rec->lk_suppgid2 = op_data->op_suppgids[1];
496 rec->lk_fid1 = op_data->op_fid1;
497 rec->lk_fid2 = op_data->op_fid2;
498 rec->lk_time = op_data->op_mod_time;
499 rec->lk_bias = op_data->op_bias;
501 mdc_pack_name(req, &RMF_NAME, op_data->op_name, op_data->op_namelen);
503 /* pack SELinux policy info if any */
504 mdc_file_sepol_pack(req);
507 static void mdc_close_intent_pack(struct ptlrpc_request *req,
508 struct md_op_data *op_data)
510 struct close_data *data;
511 struct ldlm_lock *lock;
512 enum mds_op_bias bias = op_data->op_bias;
514 if (!(bias & (MDS_CLOSE_INTENT | MDS_CLOSE_MIGRATE)))
517 data = req_capsule_client_get(&req->rq_pill, &RMF_CLOSE_DATA);
518 LASSERT(data != NULL);
520 lock = ldlm_handle2lock(&op_data->op_lease_handle);
522 data->cd_handle = lock->l_remote_handle;
525 ldlm_cli_cancel(&op_data->op_lease_handle, LCF_LOCAL);
527 data->cd_data_version = op_data->op_data_version;
528 data->cd_fid = op_data->op_fid2;
530 if (bias & MDS_CLOSE_LAYOUT_SPLIT) {
531 data->cd_mirror_id = op_data->op_mirror_id;
532 } else if (bias & MDS_CLOSE_RESYNC_DONE) {
533 struct close_data_resync_done *sync = &data->cd_resync;
535 BUILD_BUG_ON(sizeof(data->cd_resync) >
536 sizeof(data->cd_reserved));
537 sync->resync_count = op_data->op_data_size / sizeof(__u32);
538 if (sync->resync_count <= INLINE_RESYNC_ARRAY_SIZE) {
539 memcpy(sync->resync_ids_inline, op_data->op_data,
540 op_data->op_data_size);
542 size_t count = sync->resync_count;
544 memcpy(req_capsule_client_get(&req->rq_pill, &RMF_U32),
545 op_data->op_data, count * sizeof(__u32));
547 } else if (bias & MDS_PCC_ATTACH) {
548 data->cd_archive_id = op_data->op_archive_id;
552 void mdc_rename_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
553 const char *old, size_t oldlen,
554 const char *new, size_t newlen)
556 struct mdt_rec_rename *rec;
558 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
559 sizeof(struct mdt_rec_rename));
560 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
562 /* XXX do something about time, uid, gid */
563 rec->rn_opcode = REINT_RENAME;
564 rec->rn_fsuid = op_data->op_fsuid;
565 rec->rn_fsgid = op_data->op_fsgid;
566 rec->rn_cap = op_data->op_cap;
567 rec->rn_suppgid1 = op_data->op_suppgids[0];
568 rec->rn_suppgid2 = op_data->op_suppgids[1];
569 rec->rn_fid1 = op_data->op_fid1;
570 rec->rn_fid2 = op_data->op_fid2;
571 rec->rn_time = op_data->op_mod_time;
572 rec->rn_mode = op_data->op_mode;
573 rec->rn_bias = op_data->op_bias;
575 mdc_pack_name(req, &RMF_NAME, old, oldlen);
578 mdc_pack_name(req, &RMF_SYMTGT, new, newlen);
580 /* pack SELinux policy info if any */
581 mdc_file_sepol_pack(req);
584 void mdc_migrate_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
585 const char *name, size_t namelen)
587 struct mdt_rec_rename *rec;
590 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
591 sizeof(struct mdt_rec_rename));
592 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
594 rec->rn_opcode = REINT_MIGRATE;
595 rec->rn_fsuid = op_data->op_fsuid;
596 rec->rn_fsgid = op_data->op_fsgid;
597 rec->rn_cap = op_data->op_cap;
598 rec->rn_suppgid1 = op_data->op_suppgids[0];
599 rec->rn_suppgid2 = op_data->op_suppgids[1];
600 rec->rn_fid1 = op_data->op_fid1;
601 rec->rn_fid2 = op_data->op_fid4;
602 rec->rn_time = op_data->op_mod_time;
603 rec->rn_mode = op_data->op_mode;
604 rec->rn_bias = op_data->op_bias;
606 mdc_pack_name(req, &RMF_NAME, name, namelen);
608 if (op_data->op_bias & MDS_CLOSE_MIGRATE) {
609 struct mdt_ioepoch *epoch;
611 mdc_close_intent_pack(req, op_data);
612 epoch = req_capsule_client_get(&req->rq_pill, &RMF_MDT_EPOCH);
613 mdc_ioepoch_pack(epoch, op_data);
616 ea = req_capsule_client_get(&req->rq_pill, &RMF_EADATA);
617 memcpy(ea, op_data->op_data, op_data->op_data_size);
620 void mdc_getattr_pack(struct ptlrpc_request *req, __u64 valid, __u32 flags,
621 struct md_op_data *op_data, size_t ea_size)
623 struct mdt_body *b = req_capsule_client_get(&req->rq_pill,
626 b->mbo_valid = valid;
627 if (op_data->op_bias & MDS_CROSS_REF)
628 b->mbo_valid |= OBD_MD_FLCROSSREF;
629 b->mbo_eadatasize = ea_size;
630 b->mbo_flags = flags;
631 __mdc_pack_body(b, op_data->op_suppgids[0]);
633 b->mbo_fid1 = op_data->op_fid1;
634 b->mbo_fid2 = op_data->op_fid2;
635 b->mbo_valid |= OBD_MD_FLID;
637 if (op_data->op_name != NULL)
638 mdc_pack_name(req, &RMF_NAME, op_data->op_name,
639 op_data->op_namelen);
642 void mdc_close_pack(struct ptlrpc_request *req, struct md_op_data *op_data)
644 struct mdt_ioepoch *epoch;
645 struct mdt_rec_setattr *rec;
647 epoch = req_capsule_client_get(&req->rq_pill, &RMF_MDT_EPOCH);
648 rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT);
650 mdc_setattr_pack_rec(rec, op_data);
652 * The client will zero out local timestamps when losing the IBITS lock
653 * so any new RPC timestamps will update the client inode's timestamps.
654 * There was a defect on the server side which allowed the atime to be
655 * overwritten by a zeroed-out atime packed into the close RPC.
657 * Proactively clear the MDS_ATTR_ATIME flag in the RPC in this case
658 * to avoid zeroing the atime on old unpatched servers. See LU-8041.
660 if (rec->sa_atime == 0)
661 rec->sa_valid &= ~MDS_ATTR_ATIME;
663 mdc_ioepoch_pack(epoch, op_data);
664 mdc_close_intent_pack(req, op_data);