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) 2014, 2015, Intel Corporation.
26 * lustre/target/out_lib.c
28 * Author: Di Wang <di.wang@intel.com>
29 * Author: Fan, Yong <fan.yong@intel.com>
32 #define DEBUG_SUBSYSTEM S_CLASS
34 #include <lu_target.h>
35 #include <lustre_obdo.h>
36 #include <lustre_update.h>
37 #include <md_object.h>
39 #include <obd_class.h>
40 #include <lustre_linkea.h>
42 #include "tgt_internal.h"
44 const char *update_op_str(__u16 opc)
46 static const char *opc_str[] = {
47 [OUT_START] = "start",
48 [OUT_CREATE] = "create",
49 [OUT_DESTROY] = "destroy",
50 [OUT_REF_ADD] = "ref_add",
51 [OUT_REF_DEL] = "ref_del" ,
52 [OUT_ATTR_SET] = "attr_set",
53 [OUT_ATTR_GET] = "attr_get",
54 [OUT_XATTR_SET] = "xattr_set",
55 [OUT_XATTR_GET] = "xattr_get",
56 [OUT_INDEX_LOOKUP] = "lookup",
57 [OUT_INDEX_INSERT] = "insert",
58 [OUT_INDEX_DELETE] = "delete",
59 [OUT_WRITE] = "write",
60 [OUT_XATTR_DEL] = "xattr_del",
61 [OUT_PUNCH] = "punch",
66 if (opc < ARRAY_SIZE(opc_str) && opc_str[opc] != NULL)
71 EXPORT_SYMBOL(update_op_str);
74 * Fill object update header
76 * Only fill the object update header, and parameters will be filled later
79 * \params[in] env execution environment
80 * \params[in] update object update to be filled
81 * \params[in,out] max_update_size maximum object update size, if the
82 * current update length equals or
83 * exceeds the size, it will return -E2BIG.
84 * \params[in] update_op update type
85 * \params[in] fid object FID of the update
86 * \params[in] param_count the count of the update parameters
87 * \params[in] param_sizes the length of each parameters
89 * \retval 0 if packing succeeds.
90 * \retval -E2BIG if packing exceeds the maximum length.
92 int out_update_header_pack(const struct lu_env *env,
93 struct object_update *update,
94 size_t *max_update_size,
95 enum update_type update_op,
96 const struct lu_fid *fid,
97 unsigned int param_count,
101 struct object_update_param *param;
105 if (((reply_size + 7) >> 3) >= 1ULL << 16)
108 /* Check whether the packing exceeding the maxima update length */
109 update_size = sizeof(*update);
110 for (i = 0; i < param_count; i++)
111 update_size += cfs_size_round(sizeof(*param) + param_sizes[i]);
113 if (unlikely(update_size >= *max_update_size)) {
114 *max_update_size = update_size;
118 update->ou_fid = *fid;
119 update->ou_type = update_op;
120 update->ou_params_count = param_count;
121 update->ou_result_size = reply_size;
122 param = &update->ou_params[0];
123 for (i = 0; i < param_count; i++) {
124 param->oup_len = param_sizes[i];
125 param = (struct object_update_param *)((char *)param +
126 object_update_param_size(param));
133 * Packs one update into the update_buffer.
135 * \param[in] env execution environment
136 * \param[in] update update to be packed
137 * \param[in] max_update_size *maximum size of \a update
138 * \param[in] op update operation (enum update_type)
139 * \param[in] fid object FID for this update
140 * \param[in] param_count number of parameters for this update
141 * \param[in] param_sizes array of parameters length of this update
142 * \param[in] param_bufs parameter buffers
144 * \retval = 0 if updates packing succeeds
145 * \retval negative errno if updates packing fails
147 int out_update_pack(const struct lu_env *env, struct object_update *update,
148 size_t *max_update_size, enum update_type op,
149 const struct lu_fid *fid, unsigned int param_count,
150 __u16 *param_sizes, const void **param_bufs,
153 struct object_update_param *param;
158 rc = out_update_header_pack(env, update, max_update_size, op, fid,
159 param_count, param_sizes, reply_size);
163 param = &update->ou_params[0];
164 for (i = 0; i < param_count; i++) {
165 memcpy(¶m->oup_buf[0], param_bufs[i], param_sizes[i]);
166 param = (struct object_update_param *)((char *)param +
167 object_update_param_size(param));
172 EXPORT_SYMBOL(out_update_pack);
175 * Pack various updates into the update_buffer.
177 * The following functions pack different updates into the update_buffer
178 * So parameters of these API is basically same as its correspondent OSD/OSP
179 * API, for detail description of these parameters see osd_handler.c or
182 * \param[in] env execution environment
183 * \param[in] ubuf update buffer
184 * \param[in] fid fid of this object for the update
186 * \retval 0 if insertion succeeds.
187 * \retval negative errno if insertion fails.
189 int out_create_pack(const struct lu_env *env, struct object_update *update,
190 size_t *max_update_size, const struct lu_fid *fid,
191 const struct lu_attr *attr, struct dt_allocation_hint *hint,
192 struct dt_object_format *dof)
195 __u16 sizes[2] = {sizeof(*obdo), 0};
197 const struct lu_fid *parent_fid = NULL;
201 if (hint != NULL && hint->dah_parent) {
202 parent_fid = lu_object_fid(&hint->dah_parent->do_lu);
203 sizes[1] = sizeof(*parent_fid);
207 rc = out_update_header_pack(env, update, max_update_size, OUT_CREATE,
208 fid, buf_count, sizes, 0);
212 obdo = object_update_param_get(update, 0, NULL);
214 RETURN(PTR_ERR(obdo));
217 obdo_from_la(obdo, attr, attr->la_valid);
219 if (parent_fid != NULL) {
222 tmp = object_update_param_get(update, 1, NULL);
224 RETURN(PTR_ERR(tmp));
226 fid_cpu_to_le(tmp, parent_fid);
231 EXPORT_SYMBOL(out_create_pack);
233 int out_ref_del_pack(const struct lu_env *env, struct object_update *update,
234 size_t *max_update_size, const struct lu_fid *fid)
236 return out_update_pack(env, update, max_update_size, OUT_REF_DEL, fid,
239 EXPORT_SYMBOL(out_ref_del_pack);
241 int out_ref_add_pack(const struct lu_env *env, struct object_update *update,
242 size_t *max_update_size, const struct lu_fid *fid)
244 return out_update_pack(env, update, max_update_size, OUT_REF_ADD, fid,
247 EXPORT_SYMBOL(out_ref_add_pack);
249 int out_attr_set_pack(const struct lu_env *env, struct object_update *update,
250 size_t *max_update_size, const struct lu_fid *fid,
251 const struct lu_attr *attr)
254 __u16 size = sizeof(*obdo);
258 rc = out_update_header_pack(env, update, max_update_size,
259 OUT_ATTR_SET, fid, 1, &size, 0);
263 obdo = object_update_param_get(update, 0, NULL);
265 RETURN(PTR_ERR(obdo));
268 obdo_from_la(obdo, attr, attr->la_valid);
272 EXPORT_SYMBOL(out_attr_set_pack);
274 int out_xattr_set_pack(const struct lu_env *env, struct object_update *update,
275 size_t *max_update_size, const struct lu_fid *fid,
276 const struct lu_buf *buf, const char *name, __u32 flag)
278 __u16 sizes[3] = {strlen(name) + 1, buf->lb_len, sizeof(flag)};
279 const void *bufs[3] = {(char *)name, (char *)buf->lb_buf,
282 return out_update_pack(env, update, max_update_size, OUT_XATTR_SET,
283 fid, ARRAY_SIZE(sizes), sizes, bufs, 0);
285 EXPORT_SYMBOL(out_xattr_set_pack);
287 int out_xattr_del_pack(const struct lu_env *env, struct object_update *update,
288 size_t *max_update_size, const struct lu_fid *fid,
291 __u16 size = strlen(name) + 1;
293 return out_update_pack(env, update, max_update_size, OUT_XATTR_DEL,
294 fid, 1, &size, (const void **)&name, 0);
296 EXPORT_SYMBOL(out_xattr_del_pack);
298 int out_index_insert_pack(const struct lu_env *env,
299 struct object_update *update,
300 size_t *max_update_size, const struct lu_fid *fid,
301 const struct dt_rec *rec, const struct dt_key *key)
303 struct dt_insert_rec *rec1 = (struct dt_insert_rec *)rec;
304 struct lu_fid rec_fid;
305 __u32 type = cpu_to_le32(rec1->rec_type);
306 __u16 sizes[3] = { strlen((char *)key) + 1,
309 const void *bufs[3] = { (char *)key,
313 fid_cpu_to_le(&rec_fid, rec1->rec_fid);
315 return out_update_pack(env, update, max_update_size, OUT_INDEX_INSERT,
316 fid, ARRAY_SIZE(sizes), sizes, bufs, 0);
318 EXPORT_SYMBOL(out_index_insert_pack);
320 int out_index_delete_pack(const struct lu_env *env,
321 struct object_update *update,
322 size_t *max_update_size, const struct lu_fid *fid,
323 const struct dt_key *key)
325 __u16 size = strlen((char *)key) + 1;
326 const void *buf = key;
328 return out_update_pack(env, update, max_update_size, OUT_INDEX_DELETE,
329 fid, 1, &size, &buf, 0);
331 EXPORT_SYMBOL(out_index_delete_pack);
333 int out_destroy_pack(const struct lu_env *env, struct object_update *update,
334 size_t *max_update_size, const struct lu_fid *fid)
336 return out_update_pack(env, update, max_update_size, OUT_DESTROY, fid,
339 EXPORT_SYMBOL(out_destroy_pack);
341 int out_write_pack(const struct lu_env *env, struct object_update *update,
342 size_t *max_update_size, const struct lu_fid *fid,
343 const struct lu_buf *buf, __u64 pos)
345 __u16 sizes[2] = {buf->lb_len, sizeof(pos)};
346 const void *bufs[2] = {(char *)buf->lb_buf, (char *)&pos};
349 pos = cpu_to_le64(pos);
351 rc = out_update_pack(env, update, max_update_size, OUT_WRITE, fid,
352 ARRAY_SIZE(sizes), sizes, bufs, 0);
355 EXPORT_SYMBOL(out_write_pack);
358 * Pack various readonly updates into the update_buffer.
360 * The following update funcs are only used by read-only ops, lookup,
361 * getattr etc, so it does not need transaction here. Currently they
362 * are only used by OSP.
364 * \param[in] env execution environment
365 * \param[in] fid fid of this object for the update
366 * \param[in] ubuf update buffer
368 * \retval = 0 pack succeed.
371 int out_index_lookup_pack(const struct lu_env *env,
372 struct object_update *update,
373 size_t *max_update_size, const struct lu_fid *fid,
374 struct dt_rec *rec, const struct dt_key *key)
376 const void *name = key;
377 __u16 size = strlen((char *)name) + 1;
379 /* XXX: this shouldn't be hardcoded */
380 return out_update_pack(env, update, max_update_size, OUT_INDEX_LOOKUP,
381 fid, 1, &size, &name, 256);
383 EXPORT_SYMBOL(out_index_lookup_pack);
385 int out_attr_get_pack(const struct lu_env *env, struct object_update *update,
386 size_t *max_update_size, const struct lu_fid *fid)
388 return out_update_pack(env, update, max_update_size, OUT_ATTR_GET,
389 fid, 0, NULL, NULL, sizeof(struct obdo));
391 EXPORT_SYMBOL(out_attr_get_pack);
393 int out_xattr_get_pack(const struct lu_env *env, struct object_update *update,
394 size_t *max_update_size, const struct lu_fid *fid,
395 const char *name, const int bufsize)
399 LASSERT(name != NULL);
400 size = strlen(name) + 1;
402 return out_update_pack(env, update, max_update_size, OUT_XATTR_GET,
403 fid, 1, &size, (const void **)&name, bufsize);
405 EXPORT_SYMBOL(out_xattr_get_pack);
407 int out_read_pack(const struct lu_env *env, struct object_update *update,
408 size_t *max_update_size, const struct lu_fid *fid,
409 size_t size, loff_t pos)
411 __u16 sizes[2] = {sizeof(size), sizeof(pos)};
412 const void *bufs[2] = {&size, &pos};
415 size = cpu_to_le64(size);
416 pos = cpu_to_le64(pos);
418 return out_update_pack(env, update, max_update_size, OUT_READ, fid,
419 ARRAY_SIZE(sizes), sizes, bufs, size);
421 EXPORT_SYMBOL(out_read_pack);
423 static int tx_extend_args(struct thandle_exec_args *ta, int new_alloc_ta)
425 struct tx_arg **new_ta;
429 if (ta->ta_alloc_args >= new_alloc_ta)
432 OBD_ALLOC(new_ta, sizeof(*new_ta) * new_alloc_ta);
436 for (i = 0; i < new_alloc_ta; i++) {
437 if (i < ta->ta_alloc_args) {
438 /* copy the old args to new one */
439 new_ta[i] = ta->ta_args[i];
441 OBD_ALLOC_PTR(new_ta[i]);
442 if (new_ta[i] == NULL)
443 GOTO(out, rc = -ENOMEM);
447 /* free the old args */
448 if (ta->ta_args != NULL)
449 OBD_FREE(ta->ta_args, sizeof(ta->ta_args[0]) *
452 ta->ta_args = new_ta;
453 ta->ta_alloc_args = new_alloc_ta;
456 for (i = 0; i < new_alloc_ta; i++) {
457 if (new_ta[i] != NULL)
458 OBD_FREE_PTR(new_ta[i]);
460 OBD_FREE(new_ta, sizeof(*new_ta) * new_alloc_ta);
465 #define TX_ALLOC_STEP 8
466 struct tx_arg *tx_add_exec(struct thandle_exec_args *ta,
467 tx_exec_func_t func, tx_exec_func_t undo,
468 const char *file, int line)
474 LASSERT(func != NULL);
476 if (ta->ta_argno + 1 >= ta->ta_alloc_args) {
477 rc = tx_extend_args(ta, ta->ta_alloc_args + TX_ALLOC_STEP);
486 ta->ta_args[i]->exec_fn = func;
487 ta->ta_args[i]->undo_fn = undo;
488 ta->ta_args[i]->file = file;
489 ta->ta_args[i]->line = line;
491 return ta->ta_args[i];
494 static int out_obj_destroy(const struct lu_env *env, struct dt_object *dt_obj,
499 CDEBUG(D_INFO, "%s: destroy "DFID"\n", dt_obd_name(th->th_dev),
500 PFID(lu_object_fid(&dt_obj->do_lu)));
502 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
503 rc = dt_destroy(env, dt_obj, th);
504 dt_write_unlock(env, dt_obj);
510 * All of the xxx_undo will be used once execution failed,
511 * But because all of the required resource has been reserved in
512 * declare phase, i.e. if declare succeed, it should make sure
513 * the following executing phase succeed in anyway, so these undo
514 * should be useless for most of the time in Phase I
516 static int out_tx_create_undo(const struct lu_env *env, struct thandle *th,
521 rc = out_obj_destroy(env, arg->object, th);
523 CERROR("%s: undo failure, we are doomed!: rc = %d\n",
524 dt_obd_name(th->th_dev), rc);
528 int out_tx_create_exec(const struct lu_env *env, struct thandle *th,
531 struct dt_object *dt_obj = arg->object;
534 CDEBUG(D_OTHER, "%s: create "DFID": dof %u, mode %o\n",
535 dt_obd_name(th->th_dev),
536 PFID(lu_object_fid(&arg->object->do_lu)),
537 arg->u.create.dof.dof_type,
538 arg->u.create.attr.la_mode & S_IFMT);
540 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
541 rc = dt_create(env, dt_obj, &arg->u.create.attr,
542 &arg->u.create.hint, &arg->u.create.dof, th);
544 dt_write_unlock(env, dt_obj);
546 CDEBUG(D_INFO, "%s: insert create reply %p index %d: rc = %d\n",
547 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
549 if (arg->reply != NULL)
550 object_update_result_insert(arg->reply, NULL, 0, arg->index,
557 * Add create update to thandle
559 * Declare create updates and add the update to the thandle updates
562 * \param [in] env execution environment
563 * \param [in] obj object to be created
564 * \param [in] attr attributes of the creation
565 * \param [in] parent_fid the fid of the parent
566 * \param [in] dof dt object format of the creation
567 * \param [in] ta thandle execuation args where all of updates
568 * of the transaction are stored
569 * \param [in] th thandle for this update
570 * \param [in] reply reply of the updates
571 * \param [in] index index of the reply
572 * \param [in] file the file name where the function is called,
573 * which is only for debugging purpose.
574 * \param [in] line the line number where the funtion is called,
575 * which is only for debugging purpose.
577 * \retval 0 if updates is added successfully.
578 * \retval negative errno if update adding fails.
580 int out_create_add_exec(const struct lu_env *env, struct dt_object *obj,
581 struct lu_attr *attr, struct lu_fid *parent_fid,
582 struct dt_object_format *dof,
583 struct thandle_exec_args *ta,
585 struct object_update_reply *reply,
586 int index, const char *file, int line)
591 rc = dt_declare_create(env, obj, attr, NULL, dof, th);
595 arg = tx_add_exec(ta, out_tx_create_exec, out_tx_create_undo, file,
600 /* release the object in out_trans_stop */
601 lu_object_get(&obj->do_lu);
603 arg->u.create.attr = *attr;
604 if (parent_fid != NULL)
605 arg->u.create.fid = *parent_fid;
606 memset(&arg->u.create.hint, 0, sizeof(arg->u.create.hint));
607 arg->u.create.dof = *dof;
614 static int out_tx_attr_set_undo(const struct lu_env *env,
615 struct thandle *th, struct tx_arg *arg)
617 CERROR("%s: attr set undo "DFID" unimplemented yet!: rc = %d\n",
618 dt_obd_name(th->th_dev),
619 PFID(lu_object_fid(&arg->object->do_lu)), -ENOTSUPP);
624 static int out_tx_attr_set_exec(const struct lu_env *env, struct thandle *th,
627 struct dt_object *dt_obj = arg->object;
630 CDEBUG(D_OTHER, "%s: attr set "DFID"\n", dt_obd_name(th->th_dev),
631 PFID(lu_object_fid(&dt_obj->do_lu)));
633 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
634 rc = dt_attr_set(env, dt_obj, &arg->u.attr_set.attr, th);
635 dt_write_unlock(env, dt_obj);
637 CDEBUG(D_INFO, "%s: insert attr_set reply %p index %d: rc = %d\n",
638 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
640 if (arg->reply != NULL)
641 object_update_result_insert(arg->reply, NULL, 0,
647 int out_attr_set_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
648 const struct lu_attr *attr,
649 struct thandle_exec_args *ta,
650 struct thandle *th, struct object_update_reply *reply,
651 int index, const char *file, int line)
656 rc = dt_declare_attr_set(env, dt_obj, attr, th);
660 arg = tx_add_exec(ta, out_tx_attr_set_exec, out_tx_attr_set_undo,
665 lu_object_get(&dt_obj->do_lu);
666 arg->object = dt_obj;
667 arg->u.attr_set.attr = *attr;
673 static int out_tx_write_exec(const struct lu_env *env, struct thandle *th,
676 struct dt_object *dt_obj = arg->object;
679 CDEBUG(D_INFO, "write "DFID" pos %llu buf %p, len %lu\n",
680 PFID(lu_object_fid(&dt_obj->do_lu)), arg->u.write.pos,
681 arg->u.write.buf.lb_buf, (unsigned long)arg->u.write.buf.lb_len);
683 if (OBD_FAIL_CHECK(OBD_FAIL_OUT_ENOSPC)) {
686 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
687 rc = dt_record_write(env, dt_obj, &arg->u.write.buf,
688 &arg->u.write.pos, th);
689 dt_write_unlock(env, dt_obj);
692 rc = arg->u.write.buf.lb_len;
695 if (arg->reply != NULL)
696 object_update_result_insert(arg->reply, NULL, 0, arg->index,
699 return rc > 0 ? 0 : rc;
702 int out_write_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
703 const struct lu_buf *buf, loff_t pos,
704 struct thandle_exec_args *ta, struct thandle *th,
705 struct object_update_reply *reply, int index,
706 const char *file, int line)
711 rc = dt_declare_record_write(env, dt_obj, buf, pos, th);
715 arg = tx_add_exec(ta, out_tx_write_exec, NULL, file, line);
719 lu_object_get(&dt_obj->do_lu);
720 arg->object = dt_obj;
721 arg->u.write.buf = *buf;
722 arg->u.write.pos = pos;
728 static int out_tx_xattr_set_exec(const struct lu_env *env,
732 struct dt_object *dt_obj = arg->object;
736 CDEBUG(D_INFO, "%s: set xattr buf %p name %s flag %d\n",
737 dt_obd_name(th->th_dev), arg->u.xattr_set.buf.lb_buf,
738 arg->u.xattr_set.name, arg->u.xattr_set.flags);
740 if (!lu_object_exists(&dt_obj->do_lu)) {
743 struct linkea_data ldata = { 0 };
746 ldata.ld_buf = &arg->u.xattr_set.buf;
747 if (strcmp(arg->u.xattr_set.name, XATTR_NAME_LINK) == 0) {
748 struct link_ea_header *leh;
751 rc = linkea_init(&ldata);
753 GOTO(out, rc == -ENODATA ? -EINVAL : rc);
756 LASSERT(leh != NULL);
758 /* If the new linkEA contains overflow timestamp,
761 * 1. The old linkEA for the object has already
762 * overflowed before current setting, the new
763 * linkEA does not contains new link entry. So
764 * the linkEA overflow timestamp is unchanged.
766 * 2. There are new link entry in the new linkEA,
767 * so its overflow timestamp is differnt from
768 * the old one. Usually, the overstamp in the
769 * given linkEA is newer. But because of clock
770 * drift among MDTs, the timestamp may become
771 * older. So here, we convert the timestamp to
772 * the server local time. Then namespace LFSCK
773 * that uses local time can handle it easily. */
774 if (unlikely(leh->leh_overflow_time)) {
775 struct lu_buf tbuf = { 0 };
778 lu_buf_alloc(&tbuf, MAX_LINKEA_SIZE);
779 if (tbuf.lb_buf == NULL)
780 GOTO(unlock, rc = -ENOMEM);
782 rc = dt_xattr_get(env, dt_obj, &tbuf,
785 struct linkea_data tdata = { 0 };
787 tdata.ld_buf = &tbuf;
788 rc = linkea_init(&tdata);
789 if (rc || leh->leh_overflow_time !=
790 tdata.ld_leh->leh_overflow_time)
793 /* Update the timestamp by force if
794 * fail to load the old linkEA. */
800 leh->leh_overflow_time = ktime_get_real_seconds();
801 if (unlikely(!leh->leh_overflow_time))
802 leh->leh_overflow_time++;
809 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
812 rc = dt_xattr_set(env, dt_obj, ldata.ld_buf,
813 arg->u.xattr_set.name, arg->u.xattr_set.flags,
815 if (unlikely(rc == -ENOSPC && linkea)) {
816 rc = linkea_overflow_shrink(&ldata);
817 if (likely(rc > 0)) {
818 arg->u.xattr_set.buf.lb_len = rc;
824 dt_write_unlock(env, dt_obj);
830 CDEBUG(D_INFO, "%s: insert xattr set reply %p index %d: rc = %d\n",
831 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
833 if (arg->reply != NULL)
834 object_update_result_insert(arg->reply, NULL, 0, arg->index,
840 int out_xattr_set_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
841 const struct lu_buf *buf, const char *name,
842 int flags, struct thandle_exec_args *ta,
844 struct object_update_reply *reply,
845 int index, const char *file, int line)
850 rc = dt_declare_xattr_set(env, dt_obj, buf, name, flags, th);
854 arg = tx_add_exec(ta, out_tx_xattr_set_exec, NULL, file, line);
858 lu_object_get(&dt_obj->do_lu);
859 arg->object = dt_obj;
860 arg->u.xattr_set.name = name;
861 arg->u.xattr_set.flags = flags;
862 arg->u.xattr_set.buf = *buf;
865 arg->u.xattr_set.csum = 0;
869 static int out_tx_xattr_del_exec(const struct lu_env *env, struct thandle *th,
872 struct dt_object *dt_obj = arg->object;
875 CDEBUG(D_INFO, "%s: del xattr name '%s' on "DFID"\n",
876 dt_obd_name(th->th_dev), arg->u.xattr_set.name,
877 PFID(lu_object_fid(&dt_obj->do_lu)));
879 if (!lu_object_exists(&dt_obj->do_lu))
880 GOTO(out, rc = -ENOENT);
882 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
883 rc = dt_xattr_del(env, dt_obj, arg->u.xattr_set.name,
885 dt_write_unlock(env, dt_obj);
887 CDEBUG(D_INFO, "%s: insert xattr del reply %p index %d: rc = %d\n",
888 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
890 if (arg->reply != NULL)
891 object_update_result_insert(arg->reply, NULL, 0, arg->index,
897 int out_xattr_del_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
898 const char *name, struct thandle_exec_args *ta,
900 struct object_update_reply *reply, int index,
901 const char *file, int line)
906 rc = dt_declare_xattr_del(env, dt_obj, name, th);
910 arg = tx_add_exec(ta, out_tx_xattr_del_exec, NULL, file, line);
914 lu_object_get(&dt_obj->do_lu);
915 arg->object = dt_obj;
916 arg->u.xattr_set.name = name;
922 static int out_obj_ref_add(const struct lu_env *env,
923 struct dt_object *dt_obj,
928 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
929 rc = dt_ref_add(env, dt_obj, th);
930 dt_write_unlock(env, dt_obj);
935 static int out_obj_ref_del(const struct lu_env *env,
936 struct dt_object *dt_obj,
941 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
942 rc = dt_ref_del(env, dt_obj, th);
943 dt_write_unlock(env, dt_obj);
948 static int out_tx_ref_add_exec(const struct lu_env *env, struct thandle *th,
951 struct dt_object *dt_obj = arg->object;
954 rc = out_obj_ref_add(env, dt_obj, th);
956 CDEBUG(D_INFO, "%s: insert ref_add reply %p index %d: rc = %d\n",
957 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
959 if (arg->reply != NULL)
960 object_update_result_insert(arg->reply, NULL, 0, arg->index,
965 static int out_tx_ref_add_undo(const struct lu_env *env, struct thandle *th,
968 return out_obj_ref_del(env, arg->object, th);
971 int out_ref_add_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
972 struct thandle_exec_args *ta,
974 struct object_update_reply *reply, int index,
975 const char *file, int line)
980 rc = dt_declare_ref_add(env, dt_obj, th);
984 arg = tx_add_exec(ta, out_tx_ref_add_exec, out_tx_ref_add_undo, file,
989 lu_object_get(&dt_obj->do_lu);
990 arg->object = dt_obj;
996 static int out_tx_ref_del_exec(const struct lu_env *env, struct thandle *th,
999 struct dt_object *dt_obj = arg->object;
1002 rc = out_obj_ref_del(env, dt_obj, th);
1004 CDEBUG(D_INFO, "%s: insert ref_del reply %p index %d: rc = %d\n",
1005 dt_obd_name(th->th_dev), arg->reply, arg->index, 0);
1007 if (arg->reply != NULL)
1008 object_update_result_insert(arg->reply, NULL, 0, arg->index,
1014 static int out_tx_ref_del_undo(const struct lu_env *env, struct thandle *th,
1017 return out_obj_ref_add(env, arg->object, th);
1020 int out_ref_del_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
1021 struct thandle_exec_args *ta,
1023 struct object_update_reply *reply, int index,
1024 const char *file, int line)
1029 rc = dt_declare_ref_del(env, dt_obj, th);
1033 arg = tx_add_exec(ta, out_tx_ref_del_exec, out_tx_ref_del_undo, file,
1036 return PTR_ERR(arg);
1038 lu_object_get(&dt_obj->do_lu);
1039 arg->object = dt_obj;
1045 static int out_obj_index_insert(const struct lu_env *env,
1046 struct dt_object *dt_obj,
1047 const struct dt_rec *rec,
1048 const struct dt_key *key,
1053 CDEBUG(D_INFO, "%s: index insert "DFID" name: %s fid "DFID", type %u\n",
1054 dt_obd_name(th->th_dev), PFID(lu_object_fid(&dt_obj->do_lu)),
1055 (char *)key, PFID(((struct dt_insert_rec *)rec)->rec_fid),
1056 ((struct dt_insert_rec *)rec)->rec_type);
1058 if (dt_try_as_dir(env, dt_obj) == 0)
1061 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
1062 rc = dt_insert(env, dt_obj, rec, key, th, 0);
1063 dt_write_unlock(env, dt_obj);
1068 static int out_obj_index_delete(const struct lu_env *env,
1069 struct dt_object *dt_obj,
1070 const struct dt_key *key,
1075 CDEBUG(D_INFO, "%s: index delete "DFID" name: %s\n",
1076 dt_obd_name(th->th_dev), PFID(lu_object_fid(&dt_obj->do_lu)),
1079 if (dt_try_as_dir(env, dt_obj) == 0)
1082 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
1083 rc = dt_delete(env, dt_obj, key, th);
1084 dt_write_unlock(env, dt_obj);
1089 static int out_tx_index_insert_exec(const struct lu_env *env,
1090 struct thandle *th, struct tx_arg *arg)
1092 struct dt_object *dt_obj = arg->object;
1095 if (unlikely(!dt_object_exists(dt_obj)))
1098 rc = out_obj_index_insert(env, dt_obj,
1099 (const struct dt_rec *)&arg->u.insert.rec,
1100 arg->u.insert.key, th);
1102 CDEBUG(D_INFO, "%s: insert idx insert reply %p index %d: rc = %d\n",
1103 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
1105 if (arg->reply != NULL)
1106 object_update_result_insert(arg->reply, NULL, 0, arg->index,
1111 static int out_tx_index_insert_undo(const struct lu_env *env,
1112 struct thandle *th, struct tx_arg *arg)
1114 return out_obj_index_delete(env, arg->object, arg->u.insert.key, th);
1117 int out_index_insert_add_exec(const struct lu_env *env,
1118 struct dt_object *dt_obj,
1119 const struct dt_rec *rec,
1120 const struct dt_key *key,
1121 struct thandle_exec_args *ta,
1123 struct object_update_reply *reply,
1124 int index, const char *file, int line)
1129 if (dt_try_as_dir(env, dt_obj) == 0) {
1134 rc = dt_declare_insert(env, dt_obj, rec, key, th);
1138 arg = tx_add_exec(ta, out_tx_index_insert_exec,
1139 out_tx_index_insert_undo, file, line);
1141 return PTR_ERR(arg);
1143 lu_object_get(&dt_obj->do_lu);
1144 arg->object = dt_obj;
1147 arg->u.insert.rec = *(const struct dt_insert_rec *)rec;
1148 arg->u.insert.key = key;
1153 static int out_tx_index_delete_exec(const struct lu_env *env,
1159 rc = out_obj_index_delete(env, arg->object, arg->u.insert.key, th);
1161 CDEBUG(D_INFO, "%s: delete idx insert reply %p index %d: rc = %d\n",
1162 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
1164 if (arg->reply != NULL)
1165 object_update_result_insert(arg->reply, NULL, 0, arg->index,
1171 static int out_tx_index_delete_undo(const struct lu_env *env,
1175 CERROR("%s: Oops, can not rollback index_delete yet: rc = %d\n",
1176 dt_obd_name(th->th_dev), -ENOTSUPP);
1180 int out_index_delete_add_exec(const struct lu_env *env,
1181 struct dt_object *dt_obj,
1182 const struct dt_key *key,
1183 struct thandle_exec_args *ta,
1185 struct object_update_reply *reply,
1186 int index, const char *file, int line)
1191 if (dt_try_as_dir(env, dt_obj) == 0) {
1196 LASSERT(ta->ta_handle != NULL);
1197 rc = dt_declare_delete(env, dt_obj, key, th);
1201 arg = tx_add_exec(ta, out_tx_index_delete_exec,
1202 out_tx_index_delete_undo, file, line);
1204 return PTR_ERR(arg);
1206 lu_object_get(&dt_obj->do_lu);
1207 arg->object = dt_obj;
1210 arg->u.insert.key = key;
1214 static int out_tx_destroy_exec(const struct lu_env *env, struct thandle *th,
1217 struct dt_object *dt_obj = arg->object;
1220 rc = out_obj_destroy(env, dt_obj, th);
1222 CDEBUG(D_INFO, "%s: insert destroy reply %p index %d: rc = %d\n",
1223 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
1225 if (arg->reply != NULL)
1226 object_update_result_insert(arg->reply, NULL, 0, arg->index,
1232 static int out_tx_destroy_undo(const struct lu_env *env, struct thandle *th,
1235 CERROR("%s: not support destroy undo yet!: rc = %d\n",
1236 dt_obd_name(th->th_dev), -ENOTSUPP);
1240 int out_destroy_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
1241 struct thandle_exec_args *ta, struct thandle *th,
1242 struct object_update_reply *reply,
1243 int index, const char *file, int line)
1248 rc = dt_declare_destroy(env, dt_obj, th);
1252 arg = tx_add_exec(ta, out_tx_destroy_exec, out_tx_destroy_undo,
1255 return PTR_ERR(arg);
1257 lu_object_get(&dt_obj->do_lu);
1258 arg->object = dt_obj;