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 = current_cap().cap[0];
60 void mdc_swap_layouts_pack(struct req_capsule *pill,
61 struct md_op_data *op_data)
63 struct mdt_body *b = req_capsule_client_get(pill, &RMF_MDT_BODY);
65 __mdc_pack_body(b, op_data->op_suppgids[0]);
66 b->mbo_fid1 = op_data->op_fid1;
67 b->mbo_fid2 = op_data->op_fid2;
68 b->mbo_valid |= OBD_MD_FLID;
71 void mdc_pack_body(struct req_capsule *pill, const struct lu_fid *fid,
72 u64 valid, size_t ea_size, u32 suppgid, u32 flags)
74 struct mdt_body *b = req_capsule_client_get(pill, &RMF_MDT_BODY);
77 b->mbo_eadatasize = ea_size;
79 __mdc_pack_body(b, suppgid);
82 b->mbo_valid |= OBD_MD_FLID;
87 * Pack a name (path component) into a request
89 * \param[in] pill request pill
90 * \param[in] field request field (usually RMF_NAME)
91 * \param[in] name path component
92 * \param[in] name_len length of path component
94 * \a field must be present in \a req and of size \a name_len + 1.
96 * \a name must be '\0' terminated of length \a name_len and represent
97 * a single path component (not contain '/').
99 static void mdc_pack_name(struct req_capsule *pill,
100 const struct req_msg_field *field,
101 const char *name, size_t name_len)
107 buf = req_capsule_client_get(pill, field);
108 buf_size = req_capsule_get_size(pill, field, RCL_CLIENT);
110 LASSERT(buf != NULL && buf_size == name_len + 1);
113 buf[name_len] = '\0';
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 len %zd != %zd, concurrent rename?\n",
121 buf, name_len, cpy_len);
124 void mdc_file_secctx_pack(struct req_capsule *pill, const char *secctx_name,
125 const void *secctx, size_t secctx_size)
130 if (secctx_name == NULL)
133 buf = req_capsule_client_get(pill, &RMF_FILE_SECCTX_NAME);
134 buf_size = req_capsule_get_size(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(pill, &RMF_FILE_SECCTX);
141 buf_size = req_capsule_get_size(pill, &RMF_FILE_SECCTX,
144 LASSERT(buf_size == secctx_size);
145 memcpy(buf, secctx, buf_size);
148 void mdc_file_encctx_pack(struct req_capsule *pill,
149 const void *encctx, size_t encctx_size)
157 buf = req_capsule_client_get(pill, &RMF_FILE_ENCCTX);
158 buf_size = req_capsule_get_size(pill, &RMF_FILE_ENCCTX,
161 LASSERT(buf_size == encctx_size);
162 memcpy(buf, encctx, buf_size);
165 void mdc_file_sepol_pack(struct req_capsule *pill)
169 struct ptlrpc_request *req = pill->rc_req;
171 if (strlen(req->rq_sepol) == 0)
174 buf = req_capsule_client_get(pill, &RMF_SELINUX_POL);
175 buf_size = req_capsule_get_size(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 req_capsule *pill, __u64 pgoff, size_t size,
183 const struct lu_fid *fid)
185 struct mdt_body *b = req_capsule_client_get(pill, &RMF_MDT_BODY);
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 req_capsule *pill, struct md_op_data *op_data,
197 const void *data, size_t datalen, umode_t mode,
198 uid_t uid, gid_t gid, kernel_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(pill, &RMF_REC_REINT);
208 rec->cr_opcode = REINT_CREATE;
211 rec->cr_cap = cap_effective.cap[0];
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 if (op_data->op_bias & MDS_SETSTRIPE_CREATE)
223 /* borrow MDS_OPEN_CREATE flag to indicate current setstripe
224 * create only, and don't restripe if object exists.
226 flags |= MDS_OPEN_CREAT;
227 set_mrc_cr_flags(rec, flags);
228 rec->cr_bias = op_data->op_bias;
229 rec->cr_umask = current_umask();
231 mdc_pack_name(pill, &RMF_NAME, op_data->op_name, op_data->op_namelen);
233 tmp = req_capsule_client_get(pill, &RMF_EADATA);
234 memcpy(tmp, data, datalen);
237 mdc_file_secctx_pack(pill, op_data->op_file_secctx_name,
238 op_data->op_file_secctx,
239 op_data->op_file_secctx_size);
241 mdc_file_encctx_pack(pill, op_data->op_file_encctx,
242 op_data->op_file_encctx_size);
244 /* pack SELinux policy info if any */
245 mdc_file_sepol_pack(pill);
248 static inline __u64 mds_pack_open_flags(__u64 flags)
250 __u64 cr_flags = (flags & MDS_OPEN_FL_INTERNAL);
252 if (flags & FMODE_READ)
253 cr_flags |= MDS_FMODE_READ;
254 if (flags & FMODE_WRITE)
255 cr_flags |= MDS_FMODE_WRITE;
257 cr_flags |= MDS_OPEN_CREAT;
259 cr_flags |= MDS_OPEN_EXCL;
261 cr_flags |= MDS_OPEN_TRUNC;
262 if (flags & O_APPEND)
263 cr_flags |= MDS_OPEN_APPEND;
265 cr_flags |= MDS_OPEN_SYNC;
266 if (flags & O_DIRECTORY)
267 cr_flags |= MDS_OPEN_DIRECTORY;
269 if (flags & FMODE_EXEC)
270 cr_flags |= MDS_FMODE_EXEC;
272 if (cl_is_lov_delay_create(flags))
273 cr_flags |= MDS_OPEN_DELAY_CREATE;
275 if (flags & O_NONBLOCK)
276 cr_flags |= MDS_OPEN_NORESTORE;
281 /* packing of MDS records */
282 void mdc_open_pack(struct req_capsule *pill, struct md_op_data *op_data,
283 umode_t mode, __u64 rdev, __u64 flags, const void *lmm,
286 struct mdt_rec_create *rec;
290 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
291 sizeof(struct mdt_rec_create));
292 rec = req_capsule_client_get(pill, &RMF_REC_REINT);
294 /* XXX do something about time, uid, gid */
295 rec->cr_opcode = REINT_OPEN;
296 rec->cr_fsuid = from_kuid(&init_user_ns, current_fsuid());
297 rec->cr_fsgid = from_kgid(&init_user_ns, current_fsgid());
298 rec->cr_cap = current_cap().cap[0];
300 cr_flags = mds_pack_open_flags(flags);
302 rec->cr_umask = current_umask();
303 if (op_data != NULL) {
304 rec->cr_fid1 = op_data->op_fid1;
305 rec->cr_fid2 = op_data->op_fid2;
306 rec->cr_time = op_data->op_mod_time;
307 rec->cr_suppgid1 = op_data->op_suppgids[0];
308 rec->cr_suppgid2 = op_data->op_suppgids[1];
309 rec->cr_bias = op_data->op_bias;
310 rec->cr_open_handle_old = op_data->op_open_handle;
312 if (op_data->op_name) {
313 mdc_pack_name(pill, &RMF_NAME, op_data->op_name,
314 op_data->op_namelen);
316 if (op_data->op_bias & MDS_CREATE_VOLATILE)
317 cr_flags |= MDS_OPEN_VOLATILE;
320 mdc_file_secctx_pack(pill, op_data->op_file_secctx_name,
321 op_data->op_file_secctx,
322 op_data->op_file_secctx_size);
324 mdc_file_encctx_pack(pill, op_data->op_file_encctx,
325 op_data->op_file_encctx_size);
327 /* pack SELinux policy info if any */
328 mdc_file_sepol_pack(pill);
332 cr_flags |= MDS_OPEN_HAS_EA;
333 tmp = req_capsule_client_get(pill, &RMF_EADATA);
334 memcpy(tmp, lmm, lmmlen);
335 if (cr_flags & MDS_OPEN_PCC) {
336 LASSERT(op_data != NULL);
337 rec->cr_archive_id = op_data->op_archive_id;
340 cr_flags |= MDS_OPEN_DEFAULT_LMV;
341 set_mrc_cr_flags(rec, cr_flags);
344 static inline enum mds_attr_flags mdc_attr_pack(unsigned int ia_valid,
345 enum op_xvalid ia_xvalid)
347 enum mds_attr_flags sa_valid = 0;
349 if (ia_valid & ATTR_MODE)
350 sa_valid |= MDS_ATTR_MODE;
351 if (ia_valid & ATTR_UID)
352 sa_valid |= MDS_ATTR_UID;
353 if (ia_valid & ATTR_GID)
354 sa_valid |= MDS_ATTR_GID;
355 if (ia_valid & ATTR_SIZE)
356 sa_valid |= MDS_ATTR_SIZE;
357 if (ia_valid & ATTR_ATIME)
358 sa_valid |= MDS_ATTR_ATIME;
359 if (ia_valid & ATTR_MTIME)
360 sa_valid |= MDS_ATTR_MTIME;
361 if (ia_valid & ATTR_CTIME)
362 sa_valid |= MDS_ATTR_CTIME;
363 if (ia_valid & ATTR_ATIME_SET)
364 sa_valid |= MDS_ATTR_ATIME_SET;
365 if (ia_valid & ATTR_MTIME_SET)
366 sa_valid |= MDS_ATTR_MTIME_SET;
367 if (ia_valid & ATTR_FORCE)
368 sa_valid |= MDS_ATTR_FORCE;
369 if (ia_xvalid & OP_XVALID_FLAGS)
370 sa_valid |= MDS_ATTR_ATTR_FLAG;
371 if (ia_valid & ATTR_KILL_SUID)
372 sa_valid |= MDS_ATTR_KILL_SUID;
373 if (ia_valid & ATTR_KILL_SGID)
374 sa_valid |= MDS_ATTR_KILL_SGID;
375 if (ia_xvalid & OP_XVALID_CTIME_SET)
376 sa_valid |= MDS_ATTR_CTIME_SET;
377 if (ia_valid & ATTR_OPEN)
378 sa_valid |= MDS_ATTR_FROM_OPEN;
379 if (ia_xvalid & OP_XVALID_BLOCKS)
380 sa_valid |= MDS_ATTR_BLOCKS;
381 if (ia_xvalid & OP_XVALID_OWNEROVERRIDE)
382 /* NFSD hack (see bug 5781) */
383 sa_valid |= MDS_OPEN_OWNEROVERRIDE;
384 if (ia_xvalid & OP_XVALID_PROJID)
385 sa_valid |= MDS_ATTR_PROJID;
386 if (ia_xvalid & OP_XVALID_LAZYSIZE)
387 sa_valid |= MDS_ATTR_LSIZE;
388 if (ia_xvalid & OP_XVALID_LAZYBLOCKS)
389 sa_valid |= MDS_ATTR_LBLOCKS;
394 static void mdc_setattr_pack_rec(struct mdt_rec_setattr *rec,
395 struct md_op_data *op_data)
397 rec->sa_opcode = REINT_SETATTR;
398 rec->sa_fsuid = from_kuid(&init_user_ns, current_fsuid());
399 rec->sa_fsgid = from_kgid(&init_user_ns, current_fsgid());
400 rec->sa_cap = current_cap().cap[0];
401 rec->sa_suppgid = -1;
403 rec->sa_fid = op_data->op_fid1;
404 rec->sa_valid = mdc_attr_pack(op_data->op_attr.ia_valid,
406 rec->sa_mode = op_data->op_attr.ia_mode;
407 rec->sa_uid = from_kuid(&init_user_ns, op_data->op_attr.ia_uid);
408 rec->sa_gid = from_kgid(&init_user_ns, op_data->op_attr.ia_gid);
409 rec->sa_projid = op_data->op_projid;
410 rec->sa_size = op_data->op_attr.ia_size;
411 rec->sa_blocks = op_data->op_attr_blocks;
412 rec->sa_atime = op_data->op_attr.ia_atime.tv_sec;
413 rec->sa_mtime = op_data->op_attr.ia_mtime.tv_sec;
414 rec->sa_ctime = op_data->op_attr.ia_ctime.tv_sec;
415 rec->sa_attr_flags = op_data->op_attr_flags;
416 if ((op_data->op_attr.ia_valid & ATTR_GID) &&
417 in_group_p(op_data->op_attr.ia_gid))
419 from_kgid(&init_user_ns, op_data->op_attr.ia_gid);
421 rec->sa_suppgid = op_data->op_suppgids[0];
423 rec->sa_bias = op_data->op_bias;
426 static void mdc_ioepoch_pack(struct mdt_ioepoch *epoch,
427 struct md_op_data *op_data)
429 epoch->mio_open_handle = op_data->op_open_handle;
430 epoch->mio_unused1 = 0;
431 epoch->mio_unused2 = 0;
432 epoch->mio_padding = 0;
435 void mdc_setattr_pack(struct req_capsule *pill, struct md_op_data *op_data,
436 void *ea, size_t ealen)
438 struct mdt_rec_setattr *rec;
439 struct lov_user_md *lum = NULL;
441 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
442 sizeof(struct mdt_rec_setattr));
443 rec = req_capsule_client_get(pill, &RMF_REC_REINT);
444 mdc_setattr_pack_rec(rec, op_data);
449 lum = req_capsule_client_get(pill, &RMF_EADATA);
450 if (ea == NULL) { /* Remove LOV EA */
451 lum->lmm_magic = cpu_to_le32(LOV_USER_MAGIC_V1);
452 lum->lmm_stripe_size = 0;
453 lum->lmm_stripe_count = 0;
454 lum->lmm_stripe_offset =
455 (typeof(lum->lmm_stripe_offset))LOV_OFFSET_DEFAULT;
457 memcpy(lum, ea, ealen);
461 void mdc_unlink_pack(struct req_capsule *pill, struct md_op_data *op_data)
463 struct mdt_rec_unlink *rec;
465 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
466 sizeof(struct mdt_rec_unlink));
467 rec = req_capsule_client_get(pill, &RMF_REC_REINT);
468 LASSERT(rec != NULL);
470 rec->ul_opcode = op_data->op_cli_flags & CLI_RM_ENTRY ?
471 REINT_RMENTRY : REINT_UNLINK;
472 rec->ul_fsuid = op_data->op_fsuid;
473 rec->ul_fsgid = op_data->op_fsgid;
474 rec->ul_cap = op_data->op_cap.cap[0];
475 rec->ul_mode = op_data->op_mode;
476 rec->ul_suppgid1 = op_data->op_suppgids[0];
477 rec->ul_suppgid2 = -1;
478 rec->ul_fid1 = op_data->op_fid1;
479 rec->ul_fid2 = op_data->op_fid2;
480 rec->ul_time = op_data->op_mod_time;
481 rec->ul_bias = op_data->op_bias;
483 mdc_pack_name(pill, &RMF_NAME, op_data->op_name, op_data->op_namelen);
485 /* pack SELinux policy info if any */
486 mdc_file_sepol_pack(pill);
489 void mdc_link_pack(struct req_capsule *pill, struct md_op_data *op_data)
491 struct mdt_rec_link *rec;
493 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
494 sizeof(struct mdt_rec_link));
495 rec = req_capsule_client_get(pill, &RMF_REC_REINT);
496 LASSERT(rec != NULL);
498 rec->lk_opcode = REINT_LINK;
499 rec->lk_fsuid = op_data->op_fsuid; /* current->fsuid; */
500 rec->lk_fsgid = op_data->op_fsgid; /* current->fsgid; */
501 rec->lk_cap = op_data->op_cap.cap[0]; /* current->cap_effective; */
502 rec->lk_suppgid1 = op_data->op_suppgids[0];
503 rec->lk_suppgid2 = op_data->op_suppgids[1];
504 rec->lk_fid1 = op_data->op_fid1;
505 rec->lk_fid2 = op_data->op_fid2;
506 rec->lk_time = op_data->op_mod_time;
507 rec->lk_bias = op_data->op_bias;
509 mdc_pack_name(pill, &RMF_NAME, op_data->op_name, op_data->op_namelen);
511 /* pack SELinux policy info if any */
512 mdc_file_sepol_pack(pill);
515 static void mdc_close_intent_pack(struct req_capsule *pill,
516 struct md_op_data *op_data)
518 struct close_data *data;
519 struct ldlm_lock *lock;
520 enum mds_op_bias bias = op_data->op_bias;
522 if (!(bias & (MDS_CLOSE_INTENT | MDS_CLOSE_MIGRATE)))
525 data = req_capsule_client_get(pill, &RMF_CLOSE_DATA);
526 LASSERT(data != NULL);
528 lock = ldlm_handle2lock(&op_data->op_lease_handle);
530 data->cd_handle = lock->l_remote_handle;
533 ldlm_cli_cancel(&op_data->op_lease_handle, LCF_LOCAL);
535 data->cd_data_version = op_data->op_data_version;
536 data->cd_fid = op_data->op_fid2;
538 if (bias & MDS_CLOSE_LAYOUT_SPLIT) {
539 data->cd_mirror_id = op_data->op_mirror_id;
540 } else if (bias & MDS_CLOSE_RESYNC_DONE) {
541 struct close_data_resync_done *sync = &data->cd_resync;
543 BUILD_BUG_ON(sizeof(data->cd_resync) >
544 sizeof(data->cd_reserved));
545 sync->resync_count = op_data->op_data_size / sizeof(__u32);
546 if (sync->resync_count <= INLINE_RESYNC_ARRAY_SIZE) {
547 memcpy(sync->resync_ids_inline, op_data->op_data,
548 op_data->op_data_size);
550 size_t count = sync->resync_count;
552 memcpy(req_capsule_client_get(pill, &RMF_U32),
553 op_data->op_data, count * sizeof(__u32));
555 } else if (bias & MDS_PCC_ATTACH) {
556 data->cd_archive_id = op_data->op_archive_id;
560 void mdc_rename_pack(struct req_capsule *pill, struct md_op_data *op_data,
561 const char *old, size_t oldlen,
562 const char *new, size_t newlen)
564 struct mdt_rec_rename *rec;
566 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
567 sizeof(struct mdt_rec_rename));
568 rec = req_capsule_client_get(pill, &RMF_REC_REINT);
570 /* XXX do something about time, uid, gid */
571 rec->rn_opcode = REINT_RENAME;
572 rec->rn_fsuid = op_data->op_fsuid;
573 rec->rn_fsgid = op_data->op_fsgid;
574 rec->rn_cap = op_data->op_cap.cap[0];
575 rec->rn_suppgid1 = op_data->op_suppgids[0];
576 rec->rn_suppgid2 = op_data->op_suppgids[1];
577 rec->rn_fid1 = op_data->op_fid1;
578 rec->rn_fid2 = op_data->op_fid2;
579 rec->rn_time = op_data->op_mod_time;
580 rec->rn_mode = op_data->op_mode;
581 rec->rn_bias = op_data->op_bias;
583 mdc_pack_name(pill, &RMF_NAME, old, oldlen);
586 mdc_pack_name(pill, &RMF_SYMTGT, new, newlen);
588 /* pack SELinux policy info if any */
589 mdc_file_sepol_pack(pill);
592 void mdc_migrate_pack(struct req_capsule *pill, struct md_op_data *op_data,
593 const char *name, size_t namelen)
595 struct mdt_rec_rename *rec;
598 BUILD_BUG_ON(sizeof(struct mdt_rec_reint) !=
599 sizeof(struct mdt_rec_rename));
600 rec = req_capsule_client_get(pill, &RMF_REC_REINT);
602 rec->rn_opcode = REINT_MIGRATE;
603 rec->rn_fsuid = op_data->op_fsuid;
604 rec->rn_fsgid = op_data->op_fsgid;
605 rec->rn_cap = op_data->op_cap.cap[0];
606 rec->rn_suppgid1 = op_data->op_suppgids[0];
607 rec->rn_suppgid2 = op_data->op_suppgids[1];
608 rec->rn_fid1 = op_data->op_fid1;
609 rec->rn_fid2 = op_data->op_fid4;
610 rec->rn_time = op_data->op_mod_time;
611 rec->rn_mode = op_data->op_mode;
612 rec->rn_bias = op_data->op_bias;
614 mdc_pack_name(pill, &RMF_NAME, name, namelen);
616 if (op_data->op_bias & MDS_CLOSE_MIGRATE) {
617 struct mdt_ioepoch *epoch;
619 mdc_close_intent_pack(pill, op_data);
620 epoch = req_capsule_client_get(pill, &RMF_MDT_EPOCH);
621 mdc_ioepoch_pack(epoch, op_data);
624 ea = req_capsule_client_get(pill, &RMF_EADATA);
625 memcpy(ea, op_data->op_data, op_data->op_data_size);
628 void mdc_getattr_pack(struct req_capsule *pill, __u64 valid, __u32 flags,
629 struct md_op_data *op_data, size_t ea_size)
631 struct mdt_body *b = req_capsule_client_get(pill, &RMF_MDT_BODY);
633 b->mbo_valid = valid;
634 if (op_data->op_bias & MDS_CROSS_REF)
635 b->mbo_valid |= OBD_MD_FLCROSSREF;
636 if (op_data->op_bias & MDS_FID_OP)
637 b->mbo_valid |= OBD_MD_NAMEHASH;
638 b->mbo_eadatasize = ea_size;
639 b->mbo_flags = flags;
640 __mdc_pack_body(b, op_data->op_suppgids[0]);
642 b->mbo_fid1 = op_data->op_fid1;
643 b->mbo_fid2 = op_data->op_fid2;
644 b->mbo_valid |= OBD_MD_FLID;
646 if (op_data->op_name != NULL)
647 mdc_pack_name(pill, &RMF_NAME, op_data->op_name,
648 op_data->op_namelen);
651 void mdc_close_pack(struct req_capsule *pill, struct md_op_data *op_data)
653 struct mdt_ioepoch *epoch;
654 struct mdt_rec_setattr *rec;
656 epoch = req_capsule_client_get(pill, &RMF_MDT_EPOCH);
657 rec = req_capsule_client_get(pill, &RMF_REC_REINT);
659 mdc_setattr_pack_rec(rec, op_data);
661 * The client will zero out local timestamps when losing the IBITS lock
662 * so any new RPC timestamps will update the client inode's timestamps.
663 * There was a defect on the server side which allowed the atime to be
664 * overwritten by a zeroed-out atime packed into the close RPC.
666 * Proactively clear the MDS_ATTR_ATIME flag in the RPC in this case
667 * to avoid zeroing the atime on old unpatched servers. See LU-8041.
669 if (rec->sa_atime == 0)
670 rec->sa_valid &= ~MDS_ATTR_ATIME;
672 mdc_ioepoch_pack(epoch, op_data);
673 mdc_close_intent_pack(pill, op_data);