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, 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 <md_object.h>
36 #include <lustre_update.h>
38 #include <obd_class.h>
39 #include "tgt_internal.h"
41 const char *update_op_str(__u16 opc)
43 static const char *opc_str[] = {
44 [OUT_START] = "start",
45 [OUT_CREATE] = "create",
46 [OUT_DESTROY] = "destroy",
47 [OUT_REF_ADD] = "ref_add",
48 [OUT_REF_DEL] = "ref_del" ,
49 [OUT_ATTR_SET] = "attr_set",
50 [OUT_ATTR_GET] = "attr_get",
51 [OUT_XATTR_SET] = "xattr_set",
52 [OUT_XATTR_GET] = "xattr_get",
53 [OUT_INDEX_LOOKUP] = "lookup",
54 [OUT_INDEX_INSERT] = "insert",
55 [OUT_INDEX_DELETE] = "delete",
56 [OUT_WRITE] = "write",
57 [OUT_XATTR_DEL] = "xattr_del",
58 [OUT_PUNCH] = "punch",
63 if (opc < ARRAY_SIZE(opc_str) && opc_str[opc] != NULL)
68 EXPORT_SYMBOL(update_op_str);
71 * Fill object update header
73 * Only fill the object update header, and parameters will be filled later
76 * \params[in] env execution environment
77 * \params[in] update object update to be filled
78 * \params[in,out] max_update_size maximum object update size, if the
79 * current update length equals or
80 * exceeds the size, it will return -E2BIG.
81 * \params[in] update_op update type
82 * \params[in] fid object FID of the update
83 * \params[in] param_count the count of the update parameters
84 * \params[in] param_sizes the length of each parameters
86 * \retval 0 if packing succeeds.
87 * \retval -E2BIG if packing exceeds the maximum length.
89 int out_update_header_pack(const struct lu_env *env,
90 struct object_update *update,
91 size_t *max_update_size,
92 enum update_type update_op,
93 const struct lu_fid *fid,
94 unsigned int param_count, __u16 *param_sizes)
96 struct object_update_param *param;
100 /* Check whether the packing exceeding the maxima update length */
101 update_size = sizeof(*update);
102 for (i = 0; i < param_count; i++)
103 update_size += cfs_size_round(sizeof(*param) + param_sizes[i]);
105 if (unlikely(update_size >= *max_update_size)) {
106 *max_update_size = update_size;
110 update->ou_fid = *fid;
111 update->ou_type = update_op;
112 update->ou_params_count = param_count;
113 param = &update->ou_params[0];
114 for (i = 0; i < param_count; i++) {
115 param->oup_len = param_sizes[i];
116 param = (struct object_update_param *)((char *)param +
117 object_update_param_size(param));
124 * Packs one update into the update_buffer.
126 * \param[in] env execution environment
127 * \param[in] update update to be packed
128 * \param[in] max_update_size *maximum size of \a update
129 * \param[in] op update operation (enum update_type)
130 * \param[in] fid object FID for this update
131 * \param[in] param_count number of parameters for this update
132 * \param[in] param_sizes array of parameters length of this update
133 * \param[in] param_bufs parameter buffers
135 * \retval = 0 if updates packing succeeds
136 * \retval negative errno if updates packing fails
138 int out_update_pack(const struct lu_env *env, struct object_update *update,
139 size_t *max_update_size, enum update_type op,
140 const struct lu_fid *fid, unsigned int param_count,
141 __u16 *param_sizes, const void **param_bufs)
143 struct object_update_param *param;
148 rc = out_update_header_pack(env, update, max_update_size, op, fid,
149 param_count, param_sizes);
153 param = &update->ou_params[0];
154 for (i = 0; i < param_count; i++) {
155 memcpy(¶m->oup_buf[0], param_bufs[i], param_sizes[i]);
156 param = (struct object_update_param *)((char *)param +
157 object_update_param_size(param));
162 EXPORT_SYMBOL(out_update_pack);
165 * Pack various updates into the update_buffer.
167 * The following functions pack different updates into the update_buffer
168 * So parameters of these API is basically same as its correspondent OSD/OSP
169 * API, for detail description of these parameters see osd_handler.c or
172 * \param[in] env execution environment
173 * \param[in] ubuf update buffer
174 * \param[in] fid fid of this object for the update
176 * \retval 0 if insertion succeeds.
177 * \retval negative errno if insertion fails.
179 int out_create_pack(const struct lu_env *env, struct object_update *update,
180 size_t *max_update_size, const struct lu_fid *fid,
181 const struct lu_attr *attr, struct dt_allocation_hint *hint,
182 struct dt_object_format *dof)
185 __u16 sizes[2] = {sizeof(*obdo), 0};
187 const struct lu_fid *parent_fid = NULL;
191 if (hint != NULL && hint->dah_parent) {
192 parent_fid = lu_object_fid(&hint->dah_parent->do_lu);
193 sizes[1] = sizeof(*parent_fid);
197 rc = out_update_header_pack(env, update, max_update_size, OUT_CREATE,
198 fid, buf_count, sizes);
202 obdo = object_update_param_get(update, 0, NULL);
203 LASSERT(obdo != NULL);
205 obdo_from_la(obdo, attr, attr->la_valid);
206 lustre_set_wire_obdo(NULL, obdo, obdo);
208 if (parent_fid != NULL) {
211 tmp = object_update_param_get(update, 1, NULL);
212 LASSERT(tmp != NULL);
213 fid_cpu_to_le(tmp, parent_fid);
218 EXPORT_SYMBOL(out_create_pack);
220 int out_ref_del_pack(const struct lu_env *env, struct object_update *update,
221 size_t *max_update_size, const struct lu_fid *fid)
223 return out_update_pack(env, update, max_update_size, OUT_REF_DEL, fid,
226 EXPORT_SYMBOL(out_ref_del_pack);
228 int out_ref_add_pack(const struct lu_env *env, struct object_update *update,
229 size_t *max_update_size, const struct lu_fid *fid)
231 return out_update_pack(env, update, max_update_size, OUT_REF_ADD, fid,
234 EXPORT_SYMBOL(out_ref_add_pack);
236 int out_attr_set_pack(const struct lu_env *env, struct object_update *update,
237 size_t *max_update_size, const struct lu_fid *fid,
238 const struct lu_attr *attr)
241 __u16 size = sizeof(*obdo);
245 rc = out_update_header_pack(env, update, max_update_size,
246 OUT_ATTR_SET, fid, 1, &size);
250 obdo = object_update_param_get(update, 0, NULL);
251 LASSERT(obdo != NULL);
253 obdo_from_la(obdo, attr, attr->la_valid);
254 lustre_set_wire_obdo(NULL, obdo, obdo);
258 EXPORT_SYMBOL(out_attr_set_pack);
260 int out_xattr_set_pack(const struct lu_env *env, struct object_update *update,
261 size_t *max_update_size, const struct lu_fid *fid,
262 const struct lu_buf *buf, const char *name, __u32 flag)
264 __u16 sizes[3] = {strlen(name) + 1, buf->lb_len, sizeof(flag)};
265 const void *bufs[3] = {(char *)name, (char *)buf->lb_buf,
268 return out_update_pack(env, update, max_update_size, OUT_XATTR_SET,
269 fid, ARRAY_SIZE(sizes), sizes, bufs);
271 EXPORT_SYMBOL(out_xattr_set_pack);
273 int out_xattr_del_pack(const struct lu_env *env, struct object_update *update,
274 size_t *max_update_size, const struct lu_fid *fid,
277 __u16 size = strlen(name) + 1;
279 return out_update_pack(env, update, max_update_size, OUT_XATTR_DEL,
280 fid, 1, &size, (const void **)&name);
282 EXPORT_SYMBOL(out_xattr_del_pack);
284 int out_index_insert_pack(const struct lu_env *env,
285 struct object_update *update,
286 size_t *max_update_size, const struct lu_fid *fid,
287 const struct dt_rec *rec, const struct dt_key *key)
289 struct dt_insert_rec *rec1 = (struct dt_insert_rec *)rec;
290 struct lu_fid rec_fid;
291 __u32 type = cpu_to_le32(rec1->rec_type);
292 __u16 sizes[3] = { strlen((char *)key) + 1,
295 const void *bufs[3] = { (char *)key,
299 fid_cpu_to_le(&rec_fid, rec1->rec_fid);
301 return out_update_pack(env, update, max_update_size, OUT_INDEX_INSERT,
302 fid, ARRAY_SIZE(sizes), sizes, bufs);
304 EXPORT_SYMBOL(out_index_insert_pack);
306 int out_index_delete_pack(const struct lu_env *env,
307 struct object_update *update,
308 size_t *max_update_size, const struct lu_fid *fid,
309 const struct dt_key *key)
311 __u16 size = strlen((char *)key) + 1;
312 const void *buf = key;
314 return out_update_pack(env, update, max_update_size, OUT_INDEX_DELETE,
315 fid, 1, &size, &buf);
317 EXPORT_SYMBOL(out_index_delete_pack);
319 int out_object_destroy_pack(const struct lu_env *env,
320 struct object_update *update,
321 size_t *max_update_size, const struct lu_fid *fid)
323 return out_update_pack(env, update, max_update_size, OUT_DESTROY, fid,
326 EXPORT_SYMBOL(out_object_destroy_pack);
328 int out_write_pack(const struct lu_env *env, struct object_update *update,
329 size_t *max_update_size, const struct lu_fid *fid,
330 const struct lu_buf *buf, __u64 pos)
332 __u16 sizes[2] = {buf->lb_len, sizeof(pos)};
333 const void *bufs[2] = {(char *)buf->lb_buf, (char *)&pos};
336 pos = cpu_to_le64(pos);
338 rc = out_update_pack(env, update, max_update_size, OUT_WRITE, fid,
339 ARRAY_SIZE(sizes), sizes, bufs);
342 EXPORT_SYMBOL(out_write_pack);
345 * Pack various readonly updates into the update_buffer.
347 * The following update funcs are only used by read-only ops, lookup,
348 * getattr etc, so it does not need transaction here. Currently they
349 * are only used by OSP.
351 * \param[in] env execution environment
352 * \param[in] fid fid of this object for the update
353 * \param[in] ubuf update buffer
355 * \retval = 0 pack succeed.
358 int out_index_lookup_pack(const struct lu_env *env,
359 struct object_update *update,
360 size_t *max_update_size, const struct lu_fid *fid,
361 struct dt_rec *rec, const struct dt_key *key)
363 const void *name = key;
364 __u16 size = strlen((char *)name) + 1;
366 return out_update_pack(env, update, max_update_size, OUT_INDEX_LOOKUP,
367 fid, 1, &size, &name);
369 EXPORT_SYMBOL(out_index_lookup_pack);
371 int out_attr_get_pack(const struct lu_env *env, struct object_update *update,
372 size_t *max_update_size, const struct lu_fid *fid)
374 return out_update_pack(env, update, max_update_size, OUT_ATTR_GET,
377 EXPORT_SYMBOL(out_attr_get_pack);
379 int out_xattr_get_pack(const struct lu_env *env, struct object_update *update,
380 size_t *max_update_size, const struct lu_fid *fid,
385 LASSERT(name != NULL);
386 size = strlen(name) + 1;
388 return out_update_pack(env, update, max_update_size, OUT_XATTR_GET,
389 fid, 1, &size, (const void **)&name);
391 EXPORT_SYMBOL(out_xattr_get_pack);
393 int out_read_pack(const struct lu_env *env, struct object_update *update,
394 size_t *max_update_size, const struct lu_fid *fid,
395 size_t size, loff_t pos)
397 __u16 sizes[2] = {sizeof(size), sizeof(pos)};
398 const void *bufs[2] = {&size, &pos};
400 size = cpu_to_le64(size);
401 pos = cpu_to_le64(pos);
403 return out_update_pack(env, update, max_update_size, OUT_READ, fid,
404 ARRAY_SIZE(sizes), sizes, bufs);
406 EXPORT_SYMBOL(out_read_pack);
408 static int tx_extend_args(struct thandle_exec_args *ta, int new_alloc_ta)
410 struct tx_arg **new_ta;
414 if (ta->ta_alloc_args >= new_alloc_ta)
417 OBD_ALLOC(new_ta, sizeof(*new_ta) * new_alloc_ta);
421 for (i = 0; i < new_alloc_ta; i++) {
422 if (i < ta->ta_alloc_args) {
423 /* copy the old args to new one */
424 new_ta[i] = ta->ta_args[i];
426 OBD_ALLOC_PTR(new_ta[i]);
427 if (new_ta[i] == NULL)
428 GOTO(out, rc = -ENOMEM);
432 /* free the old args */
433 if (ta->ta_args != NULL)
434 OBD_FREE(ta->ta_args, sizeof(ta->ta_args[0]) *
437 ta->ta_args = new_ta;
438 ta->ta_alloc_args = new_alloc_ta;
441 for (i = 0; i < new_alloc_ta; i++) {
442 if (new_ta[i] != NULL)
443 OBD_FREE_PTR(new_ta[i]);
445 OBD_FREE(new_ta, sizeof(*new_ta) * new_alloc_ta);
450 #define TX_ALLOC_STEP 8
451 struct tx_arg *tx_add_exec(struct thandle_exec_args *ta,
452 tx_exec_func_t func, tx_exec_func_t undo,
453 const char *file, int line)
459 LASSERT(func != NULL);
461 if (ta->ta_argno + 1 >= ta->ta_alloc_args) {
462 rc = tx_extend_args(ta, ta->ta_alloc_args + TX_ALLOC_STEP);
471 ta->ta_args[i]->exec_fn = func;
472 ta->ta_args[i]->undo_fn = undo;
473 ta->ta_args[i]->file = file;
474 ta->ta_args[i]->line = line;
476 return ta->ta_args[i];
479 static int out_obj_destroy(const struct lu_env *env, struct dt_object *dt_obj,
484 CDEBUG(D_INFO, "%s: destroy "DFID"\n", dt_obd_name(th->th_dev),
485 PFID(lu_object_fid(&dt_obj->do_lu)));
487 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
488 rc = dt_destroy(env, dt_obj, th);
489 dt_write_unlock(env, dt_obj);
495 * All of the xxx_undo will be used once execution failed,
496 * But because all of the required resource has been reserved in
497 * declare phase, i.e. if declare succeed, it should make sure
498 * the following executing phase succeed in anyway, so these undo
499 * should be useless for most of the time in Phase I
501 static int out_tx_create_undo(const struct lu_env *env, struct thandle *th,
506 rc = out_obj_destroy(env, arg->object, th);
508 CERROR("%s: undo failure, we are doomed!: rc = %d\n",
509 dt_obd_name(th->th_dev), rc);
513 int out_tx_create_exec(const struct lu_env *env, struct thandle *th,
516 struct dt_object *dt_obj = arg->object;
519 CDEBUG(D_OTHER, "%s: create "DFID": dof %u, mode %o\n",
520 dt_obd_name(th->th_dev),
521 PFID(lu_object_fid(&arg->object->do_lu)),
522 arg->u.create.dof.dof_type,
523 arg->u.create.attr.la_mode & S_IFMT);
525 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
526 rc = dt_create(env, dt_obj, &arg->u.create.attr,
527 &arg->u.create.hint, &arg->u.create.dof, th);
529 dt_write_unlock(env, dt_obj);
531 CDEBUG(D_INFO, "%s: insert create reply %p index %d: rc = %d\n",
532 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
534 if (arg->reply != NULL)
535 object_update_result_insert(arg->reply, NULL, 0, arg->index,
542 * Add create update to thandle
544 * Declare create updates and add the update to the thandle updates
547 * \param [in] env execution environment
548 * \param [in] obj object to be created
549 * \param [in] attr attributes of the creation
550 * \param [in] parent_fid the fid of the parent
551 * \param [in] dof dt object format of the creation
552 * \param [in] ta thandle execuation args where all of updates
553 * of the transaction are stored
554 * \param [in] th thandle for this update
555 * \param [in] reply reply of the updates
556 * \param [in] index index of the reply
557 * \param [in] file the file name where the function is called,
558 * which is only for debugging purpose.
559 * \param [in] line the line number where the funtion is called,
560 * which is only for debugging purpose.
562 * \retval 0 if updates is added successfully.
563 * \retval negative errno if update adding fails.
565 int out_create_add_exec(const struct lu_env *env, struct dt_object *obj,
566 struct lu_attr *attr, struct lu_fid *parent_fid,
567 struct dt_object_format *dof,
568 struct thandle_exec_args *ta,
570 struct object_update_reply *reply,
571 int index, const char *file, int line)
576 rc = dt_declare_create(env, obj, attr, NULL, dof, th);
580 arg = tx_add_exec(ta, out_tx_create_exec, out_tx_create_undo, file,
585 /* release the object in out_trans_stop */
586 lu_object_get(&obj->do_lu);
588 arg->u.create.attr = *attr;
589 if (parent_fid != NULL)
590 arg->u.create.fid = *parent_fid;
591 memset(&arg->u.create.hint, 0, sizeof(arg->u.create.hint));
592 arg->u.create.dof = *dof;
599 static int out_tx_attr_set_undo(const struct lu_env *env,
600 struct thandle *th, struct tx_arg *arg)
602 CERROR("%s: attr set undo "DFID" unimplemented yet!: rc = %d\n",
603 dt_obd_name(th->th_dev),
604 PFID(lu_object_fid(&arg->object->do_lu)), -ENOTSUPP);
609 static int out_tx_attr_set_exec(const struct lu_env *env, struct thandle *th,
612 struct dt_object *dt_obj = arg->object;
615 CDEBUG(D_OTHER, "%s: attr set "DFID"\n", dt_obd_name(th->th_dev),
616 PFID(lu_object_fid(&dt_obj->do_lu)));
618 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
619 rc = dt_attr_set(env, dt_obj, &arg->u.attr_set.attr, th);
620 dt_write_unlock(env, dt_obj);
622 CDEBUG(D_INFO, "%s: insert attr_set reply %p index %d: rc = %d\n",
623 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
625 if (arg->reply != NULL)
626 object_update_result_insert(arg->reply, NULL, 0,
632 int out_attr_set_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
633 const struct lu_attr *attr,
634 struct thandle_exec_args *ta,
635 struct thandle *th, struct object_update_reply *reply,
636 int index, const char *file, int line)
641 rc = dt_declare_attr_set(env, dt_obj, attr, th);
645 arg = tx_add_exec(ta, out_tx_attr_set_exec, out_tx_attr_set_undo,
650 lu_object_get(&dt_obj->do_lu);
651 arg->object = dt_obj;
652 arg->u.attr_set.attr = *attr;
658 static int out_tx_write_exec(const struct lu_env *env, struct thandle *th,
661 struct dt_object *dt_obj = arg->object;
664 CDEBUG(D_INFO, "write "DFID" pos "LPU64" buf %p, len %lu\n",
665 PFID(lu_object_fid(&dt_obj->do_lu)), arg->u.write.pos,
666 arg->u.write.buf.lb_buf, (unsigned long)arg->u.write.buf.lb_len);
668 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
669 rc = dt_record_write(env, dt_obj, &arg->u.write.buf,
670 &arg->u.write.pos, th);
671 dt_write_unlock(env, dt_obj);
674 rc = arg->u.write.buf.lb_len;
676 if (arg->reply != NULL)
677 object_update_result_insert(arg->reply, NULL, 0, arg->index,
680 return rc > 0 ? 0 : rc;
683 int out_write_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
684 const struct lu_buf *buf, loff_t pos,
685 struct thandle_exec_args *ta, struct thandle *th,
686 struct object_update_reply *reply, int index,
687 const char *file, int line)
692 rc = dt_declare_record_write(env, dt_obj, buf, pos, th);
696 arg = tx_add_exec(ta, out_tx_write_exec, NULL, file, line);
700 lu_object_get(&dt_obj->do_lu);
701 arg->object = dt_obj;
702 arg->u.write.buf = *buf;
703 arg->u.write.pos = pos;
709 static int out_tx_xattr_set_exec(const struct lu_env *env,
713 struct dt_object *dt_obj = arg->object;
716 CDEBUG(D_INFO, "%s: set xattr buf %p name %s flag %d\n",
717 dt_obd_name(th->th_dev), arg->u.xattr_set.buf.lb_buf,
718 arg->u.xattr_set.name, arg->u.xattr_set.flags);
720 if (!lu_object_exists(&dt_obj->do_lu))
721 GOTO(out, rc = -ENOENT);
723 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
724 rc = dt_xattr_set(env, dt_obj, &arg->u.xattr_set.buf,
725 arg->u.xattr_set.name, arg->u.xattr_set.flags,
728 * Ignore errors if this is LINK EA
730 if (unlikely(rc != 0 &&
731 strcmp(arg->u.xattr_set.name, XATTR_NAME_LINK) == 0)) {
732 /* XXX: If the linkEA is overflow, then we need to notify the
733 * namespace LFSCK to skip "nlink" attribute verification
734 * on this object to avoid the "nlink" to be shrinked by
735 * wrong. It may be not good an interaction with LFSCK
736 * like this. We will consider to replace it with other
737 * mechanism in future. LU-5802. */
738 if (rc == -ENOSPC && arg->reply != NULL) {
739 struct lfsck_request *lr = &tgt_th_info(env)->tti_lr;
741 lfsck_pack_rfa(lr, lu_object_fid(&dt_obj->do_lu),
742 LE_SKIP_NLINK, LFSCK_TYPE_NAMESPACE);
743 tgt_lfsck_in_notify(env,
744 tgt_ses_info(env)->tsi_tgt->lut_bottom, lr, th);
749 dt_write_unlock(env, dt_obj);
752 CDEBUG(D_INFO, "%s: insert xattr set reply %p index %d: rc = %d\n",
753 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
755 if (arg->reply != NULL)
756 object_update_result_insert(arg->reply, NULL, 0, arg->index,
762 int out_xattr_set_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
763 const struct lu_buf *buf, const char *name,
764 int flags, struct thandle_exec_args *ta,
766 struct object_update_reply *reply,
767 int index, const char *file, int line)
772 rc = dt_declare_xattr_set(env, dt_obj, buf, name, flags, th);
776 if (strcmp(name, XATTR_NAME_LINK) == 0 && reply != NULL) {
777 struct lfsck_request *lr = &tgt_th_info(env)->tti_lr;
779 /* XXX: If the linkEA is overflow, then we need to notify the
780 * namespace LFSCK to skip "nlink" attribute verification
781 * on this object to avoid the "nlink" to be shrinked by
782 * wrong. It may be not good an interaction with LFSCK
783 * like this. We will consider to replace it with other
784 * mechanism in future. LU-5802. */
785 lfsck_pack_rfa(lr, lu_object_fid(&dt_obj->do_lu),
786 LE_SKIP_NLINK_DECLARE, LFSCK_TYPE_NAMESPACE);
787 rc = tgt_lfsck_in_notify(env,
788 tgt_ses_info(env)->tsi_tgt->lut_bottom,
794 arg = tx_add_exec(ta, out_tx_xattr_set_exec, NULL, file, line);
798 lu_object_get(&dt_obj->do_lu);
799 arg->object = dt_obj;
800 arg->u.xattr_set.name = name;
801 arg->u.xattr_set.flags = flags;
802 arg->u.xattr_set.buf = *buf;
805 arg->u.xattr_set.csum = 0;
809 static int out_tx_xattr_del_exec(const struct lu_env *env, struct thandle *th,
812 struct dt_object *dt_obj = arg->object;
815 CDEBUG(D_INFO, "%s: del xattr name '%s' on "DFID"\n",
816 dt_obd_name(th->th_dev), arg->u.xattr_set.name,
817 PFID(lu_object_fid(&dt_obj->do_lu)));
819 if (!lu_object_exists(&dt_obj->do_lu))
820 GOTO(out, rc = -ENOENT);
822 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
823 rc = dt_xattr_del(env, dt_obj, arg->u.xattr_set.name,
825 dt_write_unlock(env, dt_obj);
827 CDEBUG(D_INFO, "%s: insert xattr del reply %p index %d: rc = %d\n",
828 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
830 if (arg->reply != NULL)
831 object_update_result_insert(arg->reply, NULL, 0, arg->index,
837 int out_xattr_del_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
838 const char *name, struct thandle_exec_args *ta,
840 struct object_update_reply *reply, int index,
841 const char *file, int line)
846 rc = dt_declare_xattr_del(env, dt_obj, name, th);
850 arg = tx_add_exec(ta, out_tx_xattr_del_exec, NULL, file, line);
854 lu_object_get(&dt_obj->do_lu);
855 arg->object = dt_obj;
856 arg->u.xattr_set.name = name;
862 static int out_obj_ref_add(const struct lu_env *env,
863 struct dt_object *dt_obj,
868 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
869 rc = dt_ref_add(env, dt_obj, th);
870 dt_write_unlock(env, dt_obj);
875 static int out_obj_ref_del(const struct lu_env *env,
876 struct dt_object *dt_obj,
881 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
882 rc = dt_ref_del(env, dt_obj, th);
883 dt_write_unlock(env, dt_obj);
888 static int out_tx_ref_add_exec(const struct lu_env *env, struct thandle *th,
891 struct dt_object *dt_obj = arg->object;
894 rc = out_obj_ref_add(env, dt_obj, th);
896 CDEBUG(D_INFO, "%s: insert ref_add reply %p index %d: rc = %d\n",
897 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
899 if (arg->reply != NULL)
900 object_update_result_insert(arg->reply, NULL, 0, arg->index,
905 static int out_tx_ref_add_undo(const struct lu_env *env, struct thandle *th,
908 return out_obj_ref_del(env, arg->object, th);
911 int out_ref_add_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
912 struct thandle_exec_args *ta,
914 struct object_update_reply *reply, int index,
915 const char *file, int line)
920 rc = dt_declare_ref_add(env, dt_obj, th);
924 arg = tx_add_exec(ta, out_tx_ref_add_exec, out_tx_ref_add_undo, file,
929 lu_object_get(&dt_obj->do_lu);
930 arg->object = dt_obj;
936 static int out_tx_ref_del_exec(const struct lu_env *env, struct thandle *th,
939 struct dt_object *dt_obj = arg->object;
942 rc = out_obj_ref_del(env, dt_obj, th);
944 CDEBUG(D_INFO, "%s: insert ref_del reply %p index %d: rc = %d\n",
945 dt_obd_name(th->th_dev), arg->reply, arg->index, 0);
947 if (arg->reply != NULL)
948 object_update_result_insert(arg->reply, NULL, 0, arg->index,
954 static int out_tx_ref_del_undo(const struct lu_env *env, struct thandle *th,
957 return out_obj_ref_add(env, arg->object, th);
960 int out_ref_del_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
961 struct thandle_exec_args *ta,
963 struct object_update_reply *reply, int index,
964 const char *file, int line)
969 rc = dt_declare_ref_del(env, dt_obj, th);
973 arg = tx_add_exec(ta, out_tx_ref_del_exec, out_tx_ref_del_undo, file,
978 lu_object_get(&dt_obj->do_lu);
979 arg->object = dt_obj;
985 static int out_obj_index_insert(const struct lu_env *env,
986 struct dt_object *dt_obj,
987 const struct dt_rec *rec,
988 const struct dt_key *key,
993 CDEBUG(D_INFO, "%s: index insert "DFID" name: %s fid "DFID", type %u\n",
994 dt_obd_name(th->th_dev), PFID(lu_object_fid(&dt_obj->do_lu)),
995 (char *)key, PFID(((struct dt_insert_rec *)rec)->rec_fid),
996 ((struct dt_insert_rec *)rec)->rec_type);
998 if (dt_try_as_dir(env, dt_obj) == 0)
1001 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
1002 rc = dt_insert(env, dt_obj, rec, key, th, 0);
1003 dt_write_unlock(env, dt_obj);
1008 static int out_obj_index_delete(const struct lu_env *env,
1009 struct dt_object *dt_obj,
1010 const struct dt_key *key,
1015 CDEBUG(D_INFO, "%s: index delete "DFID" name: %s\n",
1016 dt_obd_name(th->th_dev), PFID(lu_object_fid(&dt_obj->do_lu)),
1019 if (dt_try_as_dir(env, dt_obj) == 0)
1022 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
1023 rc = dt_delete(env, dt_obj, key, th);
1024 dt_write_unlock(env, dt_obj);
1029 static int out_tx_index_insert_exec(const struct lu_env *env,
1030 struct thandle *th, struct tx_arg *arg)
1032 struct dt_object *dt_obj = arg->object;
1035 if (unlikely(!dt_object_exists(dt_obj)))
1038 rc = out_obj_index_insert(env, dt_obj,
1039 (const struct dt_rec *)&arg->u.insert.rec,
1040 arg->u.insert.key, th);
1042 CDEBUG(D_INFO, "%s: insert idx insert reply %p index %d: rc = %d\n",
1043 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
1045 if (arg->reply != NULL)
1046 object_update_result_insert(arg->reply, NULL, 0, arg->index,
1051 static int out_tx_index_insert_undo(const struct lu_env *env,
1052 struct thandle *th, struct tx_arg *arg)
1054 return out_obj_index_delete(env, arg->object, arg->u.insert.key, th);
1057 int out_index_insert_add_exec(const struct lu_env *env,
1058 struct dt_object *dt_obj,
1059 const struct dt_rec *rec,
1060 const struct dt_key *key,
1061 struct thandle_exec_args *ta,
1063 struct object_update_reply *reply,
1064 int index, const char *file, int line)
1069 if (dt_try_as_dir(env, dt_obj) == 0) {
1074 rc = dt_declare_insert(env, dt_obj, rec, key, th);
1078 arg = tx_add_exec(ta, out_tx_index_insert_exec,
1079 out_tx_index_insert_undo, file, line);
1081 return PTR_ERR(arg);
1083 lu_object_get(&dt_obj->do_lu);
1084 arg->object = dt_obj;
1087 arg->u.insert.rec = *(const struct dt_insert_rec *)rec;
1088 arg->u.insert.key = key;
1093 static int out_tx_index_delete_exec(const struct lu_env *env,
1099 rc = out_obj_index_delete(env, arg->object, arg->u.insert.key, th);
1101 CDEBUG(D_INFO, "%s: delete idx insert reply %p index %d: rc = %d\n",
1102 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
1104 if (arg->reply != NULL)
1105 object_update_result_insert(arg->reply, NULL, 0, arg->index,
1111 static int out_tx_index_delete_undo(const struct lu_env *env,
1115 CERROR("%s: Oops, can not rollback index_delete yet: rc = %d\n",
1116 dt_obd_name(th->th_dev), -ENOTSUPP);
1120 int out_index_delete_add_exec(const struct lu_env *env,
1121 struct dt_object *dt_obj,
1122 const struct dt_key *key,
1123 struct thandle_exec_args *ta,
1125 struct object_update_reply *reply,
1126 int index, const char *file, int line)
1131 if (dt_try_as_dir(env, dt_obj) == 0) {
1136 LASSERT(ta->ta_handle != NULL);
1137 rc = dt_declare_delete(env, dt_obj, key, th);
1141 arg = tx_add_exec(ta, out_tx_index_delete_exec,
1142 out_tx_index_delete_undo, file, line);
1144 return PTR_ERR(arg);
1146 lu_object_get(&dt_obj->do_lu);
1147 arg->object = dt_obj;
1150 arg->u.insert.key = key;
1154 static int out_tx_destroy_exec(const struct lu_env *env, struct thandle *th,
1157 struct dt_object *dt_obj = arg->object;
1160 rc = out_obj_destroy(env, dt_obj, th);
1162 CDEBUG(D_INFO, "%s: insert destroy reply %p index %d: rc = %d\n",
1163 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
1165 if (arg->reply != NULL)
1166 object_update_result_insert(arg->reply, NULL, 0, arg->index,
1172 static int out_tx_destroy_undo(const struct lu_env *env, struct thandle *th,
1175 CERROR("%s: not support destroy undo yet!: rc = %d\n",
1176 dt_obd_name(th->th_dev), -ENOTSUPP);
1180 int out_destroy_add_exec(const struct lu_env *env, struct dt_object *dt_obj,
1181 struct thandle_exec_args *ta, struct thandle *th,
1182 struct object_update_reply *reply,
1183 int index, const char *file, int line)
1188 rc = dt_declare_destroy(env, dt_obj, th);
1192 arg = tx_add_exec(ta, out_tx_destroy_exec, out_tx_destroy_undo,
1195 return PTR_ERR(arg);
1197 lu_object_get(&dt_obj->do_lu);
1198 arg->object = dt_obj;