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) 2013, Intel Corporation.
25 * lustre/target/out_handler.c
27 * Object update handler between targets.
29 * Author: di.wang <di.wang@intel.com>
32 #define DEBUG_SUBSYSTEM S_CLASS
34 #include <obd_class.h>
35 #include <md_object.h>
36 #include "tgt_internal.h"
37 #include <lustre_update.h>
39 static int tx_extend_args(struct thandle_exec_args *ta, int new_alloc_ta)
41 struct tx_arg **new_ta;
45 if (ta->ta_alloc_args >= new_alloc_ta)
48 OBD_ALLOC(new_ta, sizeof(*new_ta) * new_alloc_ta);
52 for (i = 0; i < new_alloc_ta; i++) {
53 if (i < ta->ta_alloc_args) {
54 /* copy the old args to new one */
55 new_ta[i] = ta->ta_args[i];
57 OBD_ALLOC_PTR(new_ta[i]);
58 if (new_ta[i] == NULL)
59 GOTO(out, rc = -ENOMEM);
63 /* free the old args */
64 if (ta->ta_args != NULL)
65 OBD_FREE(ta->ta_args, sizeof(ta->ta_args[0]) *
69 ta->ta_alloc_args = new_alloc_ta;
72 for (i = 0; i < new_alloc_ta; i++) {
73 if (new_ta[i] != NULL)
74 OBD_FREE_PTR(new_ta[i]);
76 OBD_FREE(new_ta, sizeof(*new_ta) * new_alloc_ta);
81 #define TX_ALLOC_STEP 8
82 static struct tx_arg *tx_add_exec(struct thandle_exec_args *ta,
83 tx_exec_func_t func, tx_exec_func_t undo,
84 const char *file, int line)
90 LASSERT(func != NULL);
92 if (ta->ta_argno + 1 >= ta->ta_alloc_args) {
93 rc = tx_extend_args(ta, ta->ta_alloc_args + TX_ALLOC_STEP);
102 ta->ta_args[i]->exec_fn = func;
103 ta->ta_args[i]->undo_fn = undo;
104 ta->ta_args[i]->file = file;
105 ta->ta_args[i]->line = line;
107 return ta->ta_args[i];
110 static void out_reconstruct(const struct lu_env *env, struct dt_device *dt,
111 struct dt_object *obj,
112 struct object_update_reply *reply,
115 CDEBUG(D_INFO, "%s: fork reply reply %p index %d: rc = %d\n",
116 dt_obd_name(dt), reply, index, 0);
118 object_update_result_insert(reply, NULL, 0, index, 0);
122 typedef void (*out_reconstruct_t)(const struct lu_env *env,
123 struct dt_device *dt,
124 struct dt_object *obj,
125 struct object_update_reply *reply,
128 static inline int out_check_resent(const struct lu_env *env,
129 struct dt_device *dt,
130 struct dt_object *obj,
131 struct ptlrpc_request *req,
132 out_reconstruct_t reconstruct,
133 struct object_update_reply *reply,
136 if (likely(!(lustre_msg_get_flags(req->rq_reqmsg) & MSG_RESENT)))
139 if (req_xid_is_last(req)) {
140 reconstruct(env, dt, obj, reply, index);
143 DEBUG_REQ(D_HA, req, "no reply for RESENT req (have "LPD64")",
144 req->rq_export->exp_target_data.ted_lcd->lcd_last_xid);
148 static int out_obj_destroy(const struct lu_env *env, struct dt_object *dt_obj,
153 CDEBUG(D_INFO, "%s: destroy "DFID"\n", dt_obd_name(th->th_dev),
154 PFID(lu_object_fid(&dt_obj->do_lu)));
156 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
157 rc = dt_destroy(env, dt_obj, th);
158 dt_write_unlock(env, dt_obj);
164 * All of the xxx_undo will be used once execution failed,
165 * But because all of the required resource has been reserved in
166 * declare phase, i.e. if declare succeed, it should make sure
167 * the following executing phase succeed in anyway, so these undo
168 * should be useless for most of the time in Phase I
170 int out_tx_create_undo(const struct lu_env *env, struct thandle *th,
175 rc = out_obj_destroy(env, arg->object, th);
177 CERROR("%s: undo failure, we are doomed!: rc = %d\n",
178 dt_obd_name(th->th_dev), rc);
182 int out_tx_create_exec(const struct lu_env *env, struct thandle *th,
185 struct dt_object *dt_obj = arg->object;
188 CDEBUG(D_OTHER, "%s: create "DFID": dof %u, mode %o\n",
189 dt_obd_name(th->th_dev),
190 PFID(lu_object_fid(&arg->object->do_lu)),
191 arg->u.create.dof.dof_type,
192 arg->u.create.attr.la_mode & S_IFMT);
194 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
195 rc = dt_create(env, dt_obj, &arg->u.create.attr,
196 &arg->u.create.hint, &arg->u.create.dof, th);
198 dt_write_unlock(env, dt_obj);
200 CDEBUG(D_INFO, "%s: insert create reply %p index %d: rc = %d\n",
201 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
203 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
208 static int __out_tx_create(const struct lu_env *env, struct dt_object *obj,
209 struct lu_attr *attr, struct lu_fid *parent_fid,
210 struct dt_object_format *dof,
211 struct thandle_exec_args *ta,
212 struct object_update_reply *reply,
213 int index, const char *file, int line)
218 LASSERT(ta->ta_handle != NULL);
219 rc = dt_declare_create(env, obj, attr, NULL, dof,
224 arg = tx_add_exec(ta, out_tx_create_exec, out_tx_create_undo, file,
229 /* release the object in out_trans_stop */
230 lu_object_get(&obj->do_lu);
232 arg->u.create.attr = *attr;
233 if (parent_fid != NULL)
234 arg->u.create.fid = *parent_fid;
235 memset(&arg->u.create.hint, 0, sizeof(arg->u.create.hint));
236 arg->u.create.dof = *dof;
243 static int out_create(struct tgt_session_info *tsi)
245 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
246 struct object_update *update = tti->tti_u.update.tti_update;
247 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
248 struct dt_object_format *dof = &tti->tti_u.update.tti_update_dof;
249 struct obdo *lobdo = &tti->tti_u.update.tti_obdo;
250 struct lu_attr *attr = &tti->tti_attr;
251 struct lu_fid *fid = NULL;
258 wobdo = object_update_param_get(update, 0, &size);
259 if (wobdo == NULL || size != sizeof(*wobdo)) {
260 CERROR("%s: obdo is NULL, invalid RPC: rc = %d\n",
261 tgt_name(tsi->tsi_tgt), -EPROTO);
262 RETURN(err_serious(-EPROTO));
265 if (ptlrpc_req_need_swab(tsi->tsi_pill->rc_req))
266 lustre_swab_obdo(wobdo);
267 lustre_get_wire_obdo(NULL, lobdo, wobdo);
268 la_from_obdo(attr, lobdo, lobdo->o_valid);
270 dof->dof_type = dt_mode_to_dft(attr->la_mode);
271 if (update->ou_params_count > 1) {
274 fid = object_update_param_get(update, 1, &size);
275 if (fid == NULL || size != sizeof(*fid)) {
276 CERROR("%s: invalid fid: rc = %d\n",
277 tgt_name(tsi->tsi_tgt), -EPROTO);
278 RETURN(err_serious(-EPROTO));
280 if (ptlrpc_req_need_swab(tsi->tsi_pill->rc_req))
281 lustre_swab_lu_fid(fid);
282 if (!fid_is_sane(fid)) {
283 CERROR("%s: invalid fid "DFID": rc = %d\n",
284 tgt_name(tsi->tsi_tgt), PFID(fid), -EPROTO);
285 RETURN(err_serious(-EPROTO));
289 if (lu_object_exists(&obj->do_lu))
292 rc = out_tx_create(tsi->tsi_env, obj, attr, fid, dof,
294 tti->tti_u.update.tti_update_reply,
295 tti->tti_u.update.tti_update_reply_index);
300 static int out_tx_attr_set_undo(const struct lu_env *env,
301 struct thandle *th, struct tx_arg *arg)
303 CERROR("%s: attr set undo "DFID" unimplemented yet!: rc = %d\n",
304 dt_obd_name(th->th_dev),
305 PFID(lu_object_fid(&arg->object->do_lu)), -ENOTSUPP);
310 static int out_tx_attr_set_exec(const struct lu_env *env, struct thandle *th,
313 struct dt_object *dt_obj = arg->object;
316 CDEBUG(D_OTHER, "%s: attr set "DFID"\n", dt_obd_name(th->th_dev),
317 PFID(lu_object_fid(&dt_obj->do_lu)));
319 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
320 rc = dt_attr_set(env, dt_obj, &arg->u.attr_set.attr, th, NULL);
321 dt_write_unlock(env, dt_obj);
323 CDEBUG(D_INFO, "%s: insert attr_set reply %p index %d: rc = %d\n",
324 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
326 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
331 static int __out_tx_attr_set(const struct lu_env *env,
332 struct dt_object *dt_obj,
333 const struct lu_attr *attr,
334 struct thandle_exec_args *th,
335 struct object_update_reply *reply,
336 int index, const char *file, int line)
341 LASSERT(th->ta_handle != NULL);
342 rc = dt_declare_attr_set(env, dt_obj, attr, th->ta_handle);
346 arg = tx_add_exec(th, out_tx_attr_set_exec, out_tx_attr_set_undo,
351 lu_object_get(&dt_obj->do_lu);
352 arg->object = dt_obj;
353 arg->u.attr_set.attr = *attr;
359 static int out_attr_set(struct tgt_session_info *tsi)
361 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
362 struct object_update *update = tti->tti_u.update.tti_update;
363 struct lu_attr *attr = &tti->tti_attr;
364 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
365 struct obdo *lobdo = &tti->tti_u.update.tti_obdo;
372 wobdo = object_update_param_get(update, 0, &size);
373 if (wobdo == NULL || size != sizeof(*wobdo)) {
374 CERROR("%s: empty obdo in the update: rc = %d\n",
375 tgt_name(tsi->tsi_tgt), -EPROTO);
376 RETURN(err_serious(-EPROTO));
382 if (ptlrpc_req_need_swab(tsi->tsi_pill->rc_req))
383 lustre_swab_obdo(wobdo);
384 lustre_get_wire_obdo(NULL, lobdo, wobdo);
385 la_from_obdo(attr, lobdo, lobdo->o_valid);
387 rc = out_tx_attr_set(tsi->tsi_env, obj, attr, &tti->tti_tea,
388 tti->tti_u.update.tti_update_reply,
389 tti->tti_u.update.tti_update_reply_index);
394 static int out_attr_get(struct tgt_session_info *tsi)
396 const struct lu_env *env = tsi->tsi_env;
397 struct tgt_thread_info *tti = tgt_th_info(env);
398 struct obdo *obdo = &tti->tti_u.update.tti_obdo;
399 struct lu_attr *la = &tti->tti_attr;
400 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
401 int idx = tti->tti_u.update.tti_update_reply_index;
406 if (!lu_object_exists(&obj->do_lu)) {
407 /* Usually, this will be called when the master MDT try
408 * to init a remote object(see osp_object_init), so if
409 * the object does not exist on slave, we need set BANSHEE flag,
410 * so the object can be removed from the cache immediately */
411 set_bit(LU_OBJECT_HEARD_BANSHEE,
412 &obj->do_lu.lo_header->loh_flags);
416 dt_read_lock(env, obj, MOR_TGT_CHILD);
417 rc = dt_attr_get(env, obj, la, NULL);
419 GOTO(out_unlock, rc);
422 obdo_from_la(obdo, la, la->la_valid);
423 lustre_set_wire_obdo(NULL, obdo, obdo);
426 dt_read_unlock(env, obj);
428 CDEBUG(D_INFO, "%s: insert attr get reply %p index %d: rc = %d\n",
429 tgt_name(tsi->tsi_tgt), tti->tti_u.update.tti_update_reply,
432 object_update_result_insert(tti->tti_u.update.tti_update_reply, obdo,
433 sizeof(*obdo), idx, rc);
438 static int out_xattr_get(struct tgt_session_info *tsi)
440 const struct lu_env *env = tsi->tsi_env;
441 struct tgt_thread_info *tti = tgt_th_info(env);
442 struct object_update *update = tti->tti_u.update.tti_update;
443 struct lu_buf *lbuf = &tti->tti_buf;
444 struct object_update_reply *reply = tti->tti_u.update.tti_update_reply;
445 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
447 struct object_update_result *update_result;
448 int idx = tti->tti_u.update.tti_update_reply_index;
453 if (!lu_object_exists(&obj->do_lu)) {
454 set_bit(LU_OBJECT_HEARD_BANSHEE,
455 &obj->do_lu.lo_header->loh_flags);
459 name = object_update_param_get(update, 0, NULL);
461 CERROR("%s: empty name for xattr get: rc = %d\n",
462 tgt_name(tsi->tsi_tgt), -EPROTO);
463 RETURN(err_serious(-EPROTO));
466 update_result = object_update_result_get(reply, 0, NULL);
467 if (update_result == NULL) {
468 CERROR("%s: empty name for xattr get: rc = %d\n",
469 tgt_name(tsi->tsi_tgt), -EPROTO);
470 RETURN(err_serious(-EPROTO));
473 lbuf->lb_buf = update_result->our_data;
474 lbuf->lb_len = OUT_UPDATE_REPLY_SIZE -
475 cfs_size_round((unsigned long)update_result->our_data -
476 (unsigned long)update_result);
477 dt_read_lock(env, obj, MOR_TGT_CHILD);
478 rc = dt_xattr_get(env, obj, lbuf, name, NULL);
479 dt_read_unlock(env, obj);
486 GOTO(out, rc = -ENOENT);
490 CDEBUG(D_INFO, "%s: "DFID" get xattr %s len %d\n",
491 tgt_name(tsi->tsi_tgt), PFID(lu_object_fid(&obj->do_lu)),
492 name, (int)lbuf->lb_len);
497 object_update_result_insert(reply, lbuf->lb_buf, lbuf->lb_len, idx, rc);
501 static int out_index_lookup(struct tgt_session_info *tsi)
503 const struct lu_env *env = tsi->tsi_env;
504 struct tgt_thread_info *tti = tgt_th_info(env);
505 struct object_update *update = tti->tti_u.update.tti_update;
506 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
512 if (!lu_object_exists(&obj->do_lu))
515 name = object_update_param_get(update, 0, NULL);
517 CERROR("%s: empty name for lookup: rc = %d\n",
518 tgt_name(tsi->tsi_tgt), -EPROTO);
519 RETURN(err_serious(-EPROTO));
522 dt_read_lock(env, obj, MOR_TGT_CHILD);
523 if (!dt_try_as_dir(env, obj))
524 GOTO(out_unlock, rc = -ENOTDIR);
526 rc = dt_lookup(env, obj, (struct dt_rec *)&tti->tti_fid1,
527 (struct dt_key *)name, NULL);
530 GOTO(out_unlock, rc);
536 dt_read_unlock(env, obj);
538 CDEBUG(D_INFO, "lookup "DFID" %s get "DFID" rc %d\n",
539 PFID(lu_object_fid(&obj->do_lu)), name,
540 PFID(&tti->tti_fid1), rc);
542 CDEBUG(D_INFO, "%s: insert lookup reply %p index %d: rc = %d\n",
543 tgt_name(tsi->tsi_tgt), tti->tti_u.update.tti_update_reply,
546 object_update_result_insert(tti->tti_u.update.tti_update_reply,
547 &tti->tti_fid1, sizeof(tti->tti_fid1),
548 tti->tti_u.update.tti_update_reply_index, rc);
552 static int out_tx_xattr_set_exec(const struct lu_env *env,
556 struct dt_object *dt_obj = arg->object;
559 CDEBUG(D_INFO, "%s: set xattr buf %p name %s flag %d\n",
560 dt_obd_name(th->th_dev), arg->u.xattr_set.buf.lb_buf,
561 arg->u.xattr_set.name, arg->u.xattr_set.flags);
563 if (!lu_object_exists(&dt_obj->do_lu))
564 GOTO(out, rc = -ENOENT);
566 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
567 rc = dt_xattr_set(env, dt_obj, &arg->u.xattr_set.buf,
568 arg->u.xattr_set.name, arg->u.xattr_set.flags,
570 dt_write_unlock(env, dt_obj);
572 * Ignore errors if this is LINK EA
574 if (unlikely(rc && !strcmp(arg->u.xattr_set.name, XATTR_NAME_LINK)))
577 CDEBUG(D_INFO, "%s: insert xattr set reply %p index %d: rc = %d\n",
578 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
580 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
585 static int __out_tx_xattr_set(const struct lu_env *env,
586 struct dt_object *dt_obj,
587 const struct lu_buf *buf,
588 const char *name, int flags,
589 struct thandle_exec_args *ta,
590 struct object_update_reply *reply,
591 int index, const char *file, int line)
596 LASSERT(ta->ta_handle != NULL);
597 rc = dt_declare_xattr_set(env, dt_obj, buf, name, flags, ta->ta_handle);
601 arg = tx_add_exec(ta, out_tx_xattr_set_exec, NULL, file, line);
605 lu_object_get(&dt_obj->do_lu);
606 arg->object = dt_obj;
607 arg->u.xattr_set.name = name;
608 arg->u.xattr_set.flags = flags;
609 arg->u.xattr_set.buf = *buf;
612 arg->u.xattr_set.csum = 0;
616 static int out_xattr_set(struct tgt_session_info *tsi)
618 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
619 struct object_update *update = tti->tti_u.update.tti_update;
620 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
621 struct lu_buf *lbuf = &tti->tti_buf;
631 name = object_update_param_get(update, 0, NULL);
633 CERROR("%s: empty name for xattr set: rc = %d\n",
634 tgt_name(tsi->tsi_tgt), -EPROTO);
635 RETURN(err_serious(-EPROTO));
638 buf = object_update_param_get(update, 1, &buf_len);
639 if (buf == NULL || buf_len == 0) {
640 CERROR("%s: empty buf for xattr set: rc = %d\n",
641 tgt_name(tsi->tsi_tgt), -EPROTO);
642 RETURN(err_serious(-EPROTO));
646 lbuf->lb_len = buf_len;
648 tmp = object_update_param_get(update, 2, &size);
649 if (tmp == NULL || size != sizeof(*tmp)) {
650 CERROR("%s: emptry or wrong size %d flag: rc = %d\n",
651 tgt_name(tsi->tsi_tgt), size, -EPROTO);
652 RETURN(err_serious(-EPROTO));
655 if (ptlrpc_req_need_swab(tsi->tsi_pill->rc_req))
659 rc = out_tx_xattr_set(tsi->tsi_env, obj, lbuf, name, flag,
661 tti->tti_u.update.tti_update_reply,
662 tti->tti_u.update.tti_update_reply_index);
666 static int out_tx_xattr_del_exec(const struct lu_env *env, struct thandle *th,
669 struct dt_object *dt_obj = arg->object;
672 CDEBUG(D_INFO, "%s: del xattr name '%s' on "DFID"\n",
673 dt_obd_name(th->th_dev), arg->u.xattr_set.name,
674 PFID(lu_object_fid(&dt_obj->do_lu)));
676 if (!lu_object_exists(&dt_obj->do_lu))
677 GOTO(out, rc = -ENOENT);
679 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
680 rc = dt_xattr_del(env, dt_obj, arg->u.xattr_set.name,
682 dt_write_unlock(env, dt_obj);
684 CDEBUG(D_INFO, "%s: insert xattr del reply %p index %d: rc = %d\n",
685 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
687 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
692 static int __out_tx_xattr_del(const struct lu_env *env,
693 struct dt_object *dt_obj, const char *name,
694 struct thandle_exec_args *ta,
695 struct object_update_reply *reply,
696 int index, const char *file, int line)
701 rc = dt_declare_xattr_del(env, dt_obj, name, ta->ta_handle);
705 arg = tx_add_exec(ta, out_tx_xattr_del_exec, NULL, file, line);
709 lu_object_get(&dt_obj->do_lu);
710 arg->object = dt_obj;
711 arg->u.xattr_set.name = name;
717 static int out_xattr_del(struct tgt_session_info *tsi)
719 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
720 struct object_update *update = tti->tti_u.update.tti_update;
721 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
726 name = object_update_param_get(update, 0, NULL);
728 CERROR("%s: empty name for xattr set: rc = %d\n",
729 tgt_name(tsi->tsi_tgt), -EPROTO);
730 RETURN(err_serious(-EPROTO));
733 rc = out_tx_xattr_del(tsi->tsi_env, obj, name, &tti->tti_tea,
734 tti->tti_u.update.tti_update_reply,
735 tti->tti_u.update.tti_update_reply_index);
739 static int out_obj_ref_add(const struct lu_env *env,
740 struct dt_object *dt_obj,
745 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
746 rc = dt_ref_add(env, dt_obj, th);
747 dt_write_unlock(env, dt_obj);
752 static int out_obj_ref_del(const struct lu_env *env,
753 struct dt_object *dt_obj,
758 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
759 rc = dt_ref_del(env, dt_obj, th);
760 dt_write_unlock(env, dt_obj);
765 static int out_tx_ref_add_exec(const struct lu_env *env, struct thandle *th,
768 struct dt_object *dt_obj = arg->object;
771 rc = out_obj_ref_add(env, dt_obj, th);
773 CDEBUG(D_INFO, "%s: insert ref_add reply %p index %d: rc = %d\n",
774 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
776 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
780 static int out_tx_ref_add_undo(const struct lu_env *env, struct thandle *th,
783 return out_obj_ref_del(env, arg->object, th);
786 static int __out_tx_ref_add(const struct lu_env *env,
787 struct dt_object *dt_obj,
788 struct thandle_exec_args *ta,
789 struct object_update_reply *reply,
790 int index, const char *file, int line)
795 LASSERT(ta->ta_handle != NULL);
796 rc = dt_declare_ref_add(env, dt_obj, ta->ta_handle);
800 arg = tx_add_exec(ta, out_tx_ref_add_exec, out_tx_ref_add_undo, file,
805 lu_object_get(&dt_obj->do_lu);
806 arg->object = dt_obj;
813 * increase ref of the object
815 static int out_ref_add(struct tgt_session_info *tsi)
817 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
818 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
823 rc = out_tx_ref_add(tsi->tsi_env, obj, &tti->tti_tea,
824 tti->tti_u.update.tti_update_reply,
825 tti->tti_u.update.tti_update_reply_index);
829 static int out_tx_ref_del_exec(const struct lu_env *env, struct thandle *th,
832 struct dt_object *dt_obj = arg->object;
835 rc = out_obj_ref_del(env, dt_obj, th);
837 CDEBUG(D_INFO, "%s: insert ref_del reply %p index %d: rc = %d\n",
838 dt_obd_name(th->th_dev), arg->reply, arg->index, 0);
840 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
845 static int out_tx_ref_del_undo(const struct lu_env *env, struct thandle *th,
848 return out_obj_ref_add(env, arg->object, th);
851 static int __out_tx_ref_del(const struct lu_env *env,
852 struct dt_object *dt_obj,
853 struct thandle_exec_args *ta,
854 struct object_update_reply *reply,
855 int index, const char *file, int line)
860 LASSERT(ta->ta_handle != NULL);
861 rc = dt_declare_ref_del(env, dt_obj, ta->ta_handle);
865 arg = tx_add_exec(ta, out_tx_ref_del_exec, out_tx_ref_del_undo, file,
870 lu_object_get(&dt_obj->do_lu);
871 arg->object = dt_obj;
877 static int out_ref_del(struct tgt_session_info *tsi)
879 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
880 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
885 if (!lu_object_exists(&obj->do_lu))
888 rc = out_tx_ref_del(tsi->tsi_env, obj, &tti->tti_tea,
889 tti->tti_u.update.tti_update_reply,
890 tti->tti_u.update.tti_update_reply_index);
894 static int out_obj_index_insert(const struct lu_env *env,
895 struct dt_object *dt_obj,
896 const struct dt_rec *rec,
897 const struct dt_key *key,
902 CDEBUG(D_INFO, "%s: index insert "DFID" name: %s fid "DFID", type %u\n",
903 dt_obd_name(th->th_dev), PFID(lu_object_fid(&dt_obj->do_lu)),
904 (char *)key, PFID(((struct dt_insert_rec *)rec)->rec_fid),
905 ((struct dt_insert_rec *)rec)->rec_type);
907 if (dt_try_as_dir(env, dt_obj) == 0)
910 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
911 rc = dt_insert(env, dt_obj, rec, key, th, NULL, 0);
912 dt_write_unlock(env, dt_obj);
917 static int out_obj_index_delete(const struct lu_env *env,
918 struct dt_object *dt_obj,
919 const struct dt_key *key,
924 CDEBUG(D_INFO, "%s: index delete "DFID" name: %s\n",
925 dt_obd_name(th->th_dev), PFID(lu_object_fid(&dt_obj->do_lu)),
928 if (dt_try_as_dir(env, dt_obj) == 0)
931 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
932 rc = dt_delete(env, dt_obj, key, th, NULL);
933 dt_write_unlock(env, dt_obj);
938 static int out_tx_index_insert_exec(const struct lu_env *env,
939 struct thandle *th, struct tx_arg *arg)
941 struct dt_object *dt_obj = arg->object;
944 rc = out_obj_index_insert(env, dt_obj,
945 (const struct dt_rec *)&arg->u.insert.rec,
946 arg->u.insert.key, th);
948 CDEBUG(D_INFO, "%s: insert idx insert reply %p index %d: rc = %d\n",
949 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
951 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
956 static int out_tx_index_insert_undo(const struct lu_env *env,
957 struct thandle *th, struct tx_arg *arg)
959 return out_obj_index_delete(env, arg->object, arg->u.insert.key, th);
962 static int __out_tx_index_insert(const struct lu_env *env,
963 struct dt_object *dt_obj,
964 const struct dt_rec *rec,
965 const struct dt_key *key,
966 struct thandle_exec_args *ta,
967 struct object_update_reply *reply,
968 int index, const char *file, int line)
973 LASSERT(ta->ta_handle != NULL);
974 if (dt_try_as_dir(env, dt_obj) == 0) {
979 rc = dt_declare_insert(env, dt_obj, rec, key, ta->ta_handle);
983 arg = tx_add_exec(ta, out_tx_index_insert_exec,
984 out_tx_index_insert_undo, file, line);
988 lu_object_get(&dt_obj->do_lu);
989 arg->object = dt_obj;
992 arg->u.insert.rec = *(const struct dt_insert_rec *)rec;
993 arg->u.insert.key = key;
998 static int out_index_insert(struct tgt_session_info *tsi)
1000 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
1001 struct object_update *update = tti->tti_u.update.tti_update;
1002 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
1003 struct dt_insert_rec *rec = &tti->tti_rec;
1011 name = object_update_param_get(update, 0, NULL);
1013 CERROR("%s: empty name for index insert: rc = %d\n",
1014 tgt_name(tsi->tsi_tgt), -EPROTO);
1015 RETURN(err_serious(-EPROTO));
1018 fid = object_update_param_get(update, 1, &size);
1019 if (fid == NULL || size != sizeof(*fid)) {
1020 CERROR("%s: invalid fid: rc = %d\n",
1021 tgt_name(tsi->tsi_tgt), -EPROTO);
1022 RETURN(err_serious(-EPROTO));
1025 if (ptlrpc_req_need_swab(tsi->tsi_pill->rc_req))
1026 lustre_swab_lu_fid(fid);
1028 if (!fid_is_sane(fid)) {
1029 CERROR("%s: invalid FID "DFID": rc = %d\n",
1030 tgt_name(tsi->tsi_tgt), PFID(fid), -EPROTO);
1031 RETURN(err_serious(-EPROTO));
1034 ptype = object_update_param_get(update, 2, &size);
1035 if (ptype == NULL || size != sizeof(*ptype)) {
1036 CERROR("%s: invalid type for index insert: rc = %d\n",
1037 tgt_name(tsi->tsi_tgt), -EPROTO);
1038 RETURN(err_serious(-EPROTO));
1041 if (ptlrpc_req_need_swab(tsi->tsi_pill->rc_req))
1045 rec->rec_type = *ptype;
1047 rc = out_tx_index_insert(tsi->tsi_env, obj, (const struct dt_rec *)rec,
1048 (const struct dt_key *)name, &tti->tti_tea,
1049 tti->tti_u.update.tti_update_reply,
1050 tti->tti_u.update.tti_update_reply_index);
1054 static int out_tx_index_delete_exec(const struct lu_env *env,
1060 rc = out_obj_index_delete(env, arg->object, arg->u.insert.key, th);
1062 CDEBUG(D_INFO, "%s: delete idx insert reply %p index %d: rc = %d\n",
1063 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
1065 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
1070 static int out_tx_index_delete_undo(const struct lu_env *env,
1074 CERROR("%s: Oops, can not rollback index_delete yet: rc = %d\n",
1075 dt_obd_name(th->th_dev), -ENOTSUPP);
1079 static int __out_tx_index_delete(const struct lu_env *env,
1080 struct dt_object *dt_obj,
1081 const struct dt_key *key,
1082 struct thandle_exec_args *ta,
1083 struct object_update_reply *reply,
1084 int index, const char *file, int line)
1089 if (dt_try_as_dir(env, dt_obj) == 0) {
1094 LASSERT(ta->ta_handle != NULL);
1095 rc = dt_declare_delete(env, dt_obj, key, ta->ta_handle);
1099 arg = tx_add_exec(ta, out_tx_index_delete_exec,
1100 out_tx_index_delete_undo, file, line);
1102 return PTR_ERR(arg);
1104 lu_object_get(&dt_obj->do_lu);
1105 arg->object = dt_obj;
1108 arg->u.insert.key = key;
1112 static int out_index_delete(struct tgt_session_info *tsi)
1114 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
1115 struct object_update *update = tti->tti_u.update.tti_update;
1116 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
1120 if (!lu_object_exists(&obj->do_lu))
1123 name = object_update_param_get(update, 0, NULL);
1125 CERROR("%s: empty name for index delete: rc = %d\n",
1126 tgt_name(tsi->tsi_tgt), -EPROTO);
1127 RETURN(err_serious(-EPROTO));
1130 rc = out_tx_index_delete(tsi->tsi_env, obj, (const struct dt_key *)name,
1132 tti->tti_u.update.tti_update_reply,
1133 tti->tti_u.update.tti_update_reply_index);
1137 static int out_tx_destroy_exec(const struct lu_env *env, struct thandle *th,
1140 struct dt_object *dt_obj = arg->object;
1143 rc = out_obj_destroy(env, dt_obj, th);
1145 CDEBUG(D_INFO, "%s: insert destroy reply %p index %d: rc = %d\n",
1146 dt_obd_name(th->th_dev), arg->reply, arg->index, rc);
1148 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
1153 static int out_tx_destroy_undo(const struct lu_env *env, struct thandle *th,
1156 CERROR("%s: not support destroy undo yet!: rc = %d\n",
1157 dt_obd_name(th->th_dev), -ENOTSUPP);
1161 static int __out_tx_destroy(const struct lu_env *env, struct dt_object *dt_obj,
1162 struct thandle_exec_args *ta,
1163 struct object_update_reply *reply,
1164 int index, const char *file, int line)
1169 LASSERT(ta->ta_handle != NULL);
1170 rc = dt_declare_destroy(env, dt_obj, ta->ta_handle);
1174 arg = tx_add_exec(ta, out_tx_destroy_exec, out_tx_destroy_undo,
1177 return PTR_ERR(arg);
1179 lu_object_get(&dt_obj->do_lu);
1180 arg->object = dt_obj;
1186 static int out_destroy(struct tgt_session_info *tsi)
1188 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
1189 struct object_update *update = tti->tti_u.update.tti_update;
1190 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
1195 fid = &update->ou_fid;
1196 if (!fid_is_sane(fid)) {
1197 CERROR("%s: invalid FID "DFID": rc = %d\n",
1198 tgt_name(tsi->tsi_tgt), PFID(fid), -EPROTO);
1199 RETURN(err_serious(-EPROTO));
1202 if (!lu_object_exists(&obj->do_lu))
1205 rc = out_tx_destroy(tsi->tsi_env, obj, &tti->tti_tea,
1206 tti->tti_u.update.tti_update_reply,
1207 tti->tti_u.update.tti_update_reply_index);
1212 static int out_tx_write_exec(const struct lu_env *env, struct thandle *th,
1215 struct dt_object *dt_obj = arg->object;
1218 dt_write_lock(env, dt_obj, MOR_TGT_CHILD);
1219 rc = dt_record_write(env, dt_obj, &arg->u.write.buf,
1220 &arg->u.write.pos, th);
1221 dt_write_unlock(env, dt_obj);
1224 rc = arg->u.write.buf.lb_len;
1226 object_update_result_insert(arg->reply, NULL, 0, arg->index, rc);
1228 return rc > 0 ? 0 : rc;
1231 static int __out_tx_write(const struct lu_env *env,
1232 struct dt_object *dt_obj,
1233 const struct lu_buf *buf,
1234 loff_t pos, struct thandle_exec_args *ta,
1235 struct object_update_reply *reply,
1236 int index, const char *file, int line)
1241 LASSERT(ta->ta_handle != NULL);
1242 rc = dt_declare_record_write(env, dt_obj, buf, pos, ta->ta_handle);
1246 arg = tx_add_exec(ta, out_tx_write_exec, NULL, file, line);
1248 return PTR_ERR(arg);
1250 lu_object_get(&dt_obj->do_lu);
1251 arg->object = dt_obj;
1252 arg->u.write.buf = *buf;
1253 arg->u.write.pos = pos;
1259 static int out_write(struct tgt_session_info *tsi)
1261 struct tgt_thread_info *tti = tgt_th_info(tsi->tsi_env);
1262 struct object_update *update = tti->tti_u.update.tti_update;
1263 struct dt_object *obj = tti->tti_u.update.tti_dt_object;
1264 struct lu_buf *lbuf = &tti->tti_buf;
1273 buf = object_update_param_get(update, 0, &buf_len);
1274 if (buf == NULL || buf_len == 0) {
1275 CERROR("%s: empty buf for xattr set: rc = %d\n",
1276 tgt_name(tsi->tsi_tgt), -EPROTO);
1277 RETURN(err_serious(-EPROTO));
1280 lbuf->lb_len = buf_len;
1282 tmp = object_update_param_get(update, 1, &size);
1283 if (tmp == NULL || size != sizeof(*tmp)) {
1284 CERROR("%s: empty or wrong size %d pos: rc = %d\n",
1285 tgt_name(tsi->tsi_tgt), size, -EPROTO);
1286 RETURN(err_serious(-EPROTO));
1289 if (ptlrpc_req_need_swab(tsi->tsi_pill->rc_req))
1293 rc = out_tx_write(tsi->tsi_env, obj, lbuf, pos,
1295 tti->tti_u.update.tti_update_reply,
1296 tti->tti_u.update.tti_update_reply_index);
1300 #define DEF_OUT_HNDL(opc, name, flags, fn) \
1301 [opc - OUT_CREATE] = { \
1305 .th_flags = flags, \
1311 static struct tgt_handler out_update_ops[] = {
1312 DEF_OUT_HNDL(OUT_CREATE, "out_create", MUTABOR | HABEO_REFERO,
1314 DEF_OUT_HNDL(OUT_DESTROY, "out_create", MUTABOR | HABEO_REFERO,
1316 DEF_OUT_HNDL(OUT_REF_ADD, "out_ref_add", MUTABOR | HABEO_REFERO,
1318 DEF_OUT_HNDL(OUT_REF_DEL, "out_ref_del", MUTABOR | HABEO_REFERO,
1320 DEF_OUT_HNDL(OUT_ATTR_SET, "out_attr_set", MUTABOR | HABEO_REFERO,
1322 DEF_OUT_HNDL(OUT_ATTR_GET, "out_attr_get", HABEO_REFERO,
1324 DEF_OUT_HNDL(OUT_XATTR_SET, "out_xattr_set", MUTABOR | HABEO_REFERO,
1326 DEF_OUT_HNDL(OUT_XATTR_DEL, "out_xattr_del", MUTABOR | HABEO_REFERO,
1328 DEF_OUT_HNDL(OUT_XATTR_GET, "out_xattr_get", HABEO_REFERO,
1330 DEF_OUT_HNDL(OUT_INDEX_LOOKUP, "out_index_lookup", HABEO_REFERO,
1332 DEF_OUT_HNDL(OUT_INDEX_INSERT, "out_index_insert",
1333 MUTABOR | HABEO_REFERO, out_index_insert),
1334 DEF_OUT_HNDL(OUT_INDEX_DELETE, "out_index_delete",
1335 MUTABOR | HABEO_REFERO, out_index_delete),
1336 DEF_OUT_HNDL(OUT_WRITE, "out_write", MUTABOR | HABEO_REFERO, out_write),
1339 struct tgt_handler *out_handler_find(__u32 opc)
1341 struct tgt_handler *h;
1344 if (OUT_CREATE <= opc && opc < OUT_LAST) {
1345 h = &out_update_ops[opc - OUT_CREATE];
1346 LASSERTF(h->th_opc == opc, "opcode mismatch %d != %d\n",
1349 h = NULL; /* unsupported opc */
1354 static int out_tx_start(const struct lu_env *env, struct dt_device *dt,
1355 struct thandle_exec_args *ta, struct obd_export *exp)
1358 ta->ta_handle = dt_trans_create(env, dt);
1359 if (IS_ERR(ta->ta_handle)) {
1362 rc = PTR_ERR(ta->ta_handle);
1363 ta->ta_handle = NULL;
1364 CERROR("%s: start handle error: rc = %d\n", dt_obd_name(dt),
1368 if (exp->exp_need_sync)
1369 ta->ta_handle->th_sync = 1;
1374 static int out_trans_start(const struct lu_env *env,
1375 struct thandle_exec_args *ta)
1377 return dt_trans_start(env, ta->ta_handle->th_dev, ta->ta_handle);
1380 static int out_trans_stop(const struct lu_env *env,
1381 struct thandle_exec_args *ta, int err)
1386 ta->ta_handle->th_result = err;
1387 rc = dt_trans_stop(env, ta->ta_handle->th_dev, ta->ta_handle);
1388 for (i = 0; i < ta->ta_argno; i++) {
1389 if (ta->ta_args[i]->object != NULL) {
1390 struct dt_object *obj = ta->ta_args[i]->object;
1392 /* If the object is being created during this
1393 * transaction, we need to remove them from the
1394 * cache immediately, because a few layers are
1395 * missing in OUT handler, i.e. the object might
1396 * not be initialized in all layers */
1397 if (ta->ta_args[i]->exec_fn == out_tx_create_exec)
1398 set_bit(LU_OBJECT_HEARD_BANSHEE,
1399 &obj->do_lu.lo_header->loh_flags);
1400 lu_object_put(env, &ta->ta_args[i]->object->do_lu);
1401 ta->ta_args[i]->object = NULL;
1404 ta->ta_handle = NULL;
1410 int out_tx_end(const struct lu_env *env, struct thandle_exec_args *ta,
1413 struct tgt_session_info *tsi = tgt_ses_info(env);
1419 if (ta->ta_handle == NULL)
1422 if (declare_ret != 0 || ta->ta_argno == 0)
1423 GOTO(stop, rc = declare_ret);
1425 LASSERT(ta->ta_handle->th_dev != NULL);
1426 rc = out_trans_start(env, ta);
1427 if (unlikely(rc != 0))
1430 for (i = 0; i < ta->ta_argno; i++) {
1431 rc = ta->ta_args[i]->exec_fn(env, ta->ta_handle,
1433 if (unlikely(rc != 0)) {
1434 CDEBUG(D_INFO, "error during execution of #%u from"
1435 " %s:%d: rc = %d\n", i, ta->ta_args[i]->file,
1436 ta->ta_args[i]->line, rc);
1438 if (ta->ta_args[i]->undo_fn != NULL)
1439 ta->ta_args[i]->undo_fn(env,
1443 CERROR("%s: undo for %s:%d: rc = %d\n",
1444 dt_obd_name(ta->ta_handle->th_dev),
1445 ta->ta_args[i]->file,
1446 ta->ta_args[i]->line, -ENOTSUPP);
1450 CDEBUG(D_INFO, "%s: executed %u/%u: rc = %d\n",
1451 dt_obd_name(ta->ta_handle->th_dev), i, ta->ta_argno, rc);
1454 /* Only fail for real update */
1455 tsi->tsi_reply_fail_id = OBD_FAIL_OUT_UPDATE_NET_REP;
1457 rc1 = out_trans_stop(env, ta, rc);
1461 ta->ta_handle = NULL;
1468 * Object updates between Targets. Because all the updates has been
1469 * dis-assemblied into object updates at sender side, so OUT will
1470 * call OSD API directly to execute these updates.
1472 * In DNE phase I all of the updates in the request need to be executed
1473 * in one transaction, and the transaction has to be synchronously.
1475 * Please refer to lustre/include/lustre/lustre_idl.h for req/reply
1478 int out_handle(struct tgt_session_info *tsi)
1480 const struct lu_env *env = tsi->tsi_env;
1481 struct tgt_thread_info *tti = tgt_th_info(env);
1482 struct thandle_exec_args *ta = &tti->tti_tea;
1483 struct req_capsule *pill = tsi->tsi_pill;
1484 struct dt_device *dt = tsi->tsi_tgt->lut_bottom;
1485 struct object_update_request *ureq;
1486 struct object_update *update;
1487 struct object_update_reply *reply;
1490 int current_batchid = -1;
1497 req_capsule_set(pill, &RQF_OUT_UPDATE);
1498 ureq = req_capsule_client_get(pill, &RMF_OUT_UPDATE);
1500 CERROR("%s: No buf!: rc = %d\n", tgt_name(tsi->tsi_tgt),
1502 RETURN(err_serious(-EPROTO));
1505 bufsize = req_capsule_get_size(pill, &RMF_OUT_UPDATE, RCL_CLIENT);
1506 if (bufsize != object_update_request_size(ureq)) {
1507 CERROR("%s: invalid bufsize %d: rc = %d\n",
1508 tgt_name(tsi->tsi_tgt), bufsize, -EPROTO);
1509 RETURN(err_serious(-EPROTO));
1512 if (ureq->ourq_magic != UPDATE_REQUEST_MAGIC) {
1513 CERROR("%s: invalid update buffer magic %x expect %x: "
1514 "rc = %d\n", tgt_name(tsi->tsi_tgt), ureq->ourq_magic,
1515 UPDATE_REQUEST_MAGIC, -EPROTO);
1516 RETURN(err_serious(-EPROTO));
1519 count = ureq->ourq_count;
1521 CERROR("%s: empty update: rc = %d\n", tgt_name(tsi->tsi_tgt),
1523 RETURN(err_serious(-EPROTO));
1526 req_capsule_set_size(pill, &RMF_OUT_UPDATE_REPLY, RCL_SERVER,
1527 OUT_UPDATE_REPLY_SIZE);
1528 rc = req_capsule_server_pack(pill);
1530 CERROR("%s: Can't pack response: rc = %d\n",
1531 tgt_name(tsi->tsi_tgt), rc);
1535 /* Prepare the update reply buffer */
1536 reply = req_capsule_server_get(pill, &RMF_OUT_UPDATE_REPLY);
1538 RETURN(err_serious(-EPROTO));
1539 object_update_reply_init(reply, count);
1540 tti->tti_u.update.tti_update_reply = reply;
1541 tti->tti_mult_trans = !req_is_replay(tgt_ses_req(tsi));
1543 /* Walk through updates in the request to execute them synchronously */
1544 for (i = 0; i < count; i++) {
1545 struct tgt_handler *h;
1546 struct dt_object *dt_obj;
1548 update = object_update_request_get(ureq, i, NULL);
1550 GOTO(out, rc = -EPROTO);
1552 if (ptlrpc_req_need_swab(pill->rc_req))
1553 lustre_swab_object_update(update);
1555 if (!fid_is_sane(&update->ou_fid)) {
1556 CERROR("%s: invalid FID "DFID": rc = %d\n",
1557 tgt_name(tsi->tsi_tgt), PFID(&update->ou_fid),
1559 GOTO(out, rc = err_serious(-EPROTO));
1562 dt_obj = dt_locate(env, dt, &update->ou_fid);
1564 GOTO(out, rc = PTR_ERR(dt_obj));
1566 if (dt->dd_record_fid_accessed) {
1567 lfsck_pack_rfa(&tti->tti_lr,
1568 lu_object_fid(&dt_obj->do_lu));
1569 tgt_lfsck_in_notify(env, dt, &tti->tti_lr);
1572 tti->tti_u.update.tti_dt_object = dt_obj;
1573 tti->tti_u.update.tti_update = update;
1574 tti->tti_u.update.tti_update_reply_index = i;
1576 h = out_handler_find(update->ou_type);
1577 if (unlikely(h == NULL)) {
1578 CERROR("%s: unsupported opc: 0x%x\n",
1579 tgt_name(tsi->tsi_tgt), update->ou_type);
1580 GOTO(next, rc = -ENOTSUPP);
1583 /* Check resend case only for modifying RPC */
1584 if (h->th_flags & MUTABOR) {
1585 struct ptlrpc_request *req = tgt_ses_req(tsi);
1587 if (out_check_resent(env, dt, dt_obj, req,
1588 out_reconstruct, reply, i))
1592 /* start transaction for modification RPC only */
1593 if (h->th_flags & MUTABOR && current_batchid == -1) {
1594 current_batchid = update->ou_batchid;
1595 rc = out_tx_start(env, dt, ta, tsi->tsi_exp);
1600 /* Stop the current update transaction, if the update has
1601 * different batchid, or read-only update */
1602 if (((current_batchid != update->ou_batchid) ||
1603 !(h->th_flags & MUTABOR)) && ta->ta_handle != NULL) {
1604 rc = out_tx_end(env, ta, rc);
1605 current_batchid = -1;
1609 /* start a new transaction if needed */
1610 if (h->th_flags & MUTABOR) {
1611 rc = out_tx_start(env, dt, ta, tsi->tsi_exp);
1615 current_batchid = update->ou_batchid;
1619 rc = h->th_act(tsi);
1621 lu_object_put(env, &dt_obj->do_lu);
1626 if (current_batchid != -1) {
1627 rc1 = out_tx_end(env, ta, rc);
1635 struct tgt_handler tgt_out_handlers[] = {
1636 TGT_UPDATE_HDL(MUTABOR, OUT_UPDATE, out_handle),
1638 EXPORT_SYMBOL(tgt_out_handlers);