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44
45#define DEBUG_SUBSYSTEM S_RPC
46
47#include "../../include/linux/libcfs/libcfs.h"
48
49#include "../include/obd_support.h"
50#include "../include/obd_class.h"
51#include "../include/lustre_net.h"
52#include "../include/obd_cksum.h"
53#include "../include/lustre/ll_fiemap.h"
54
55#include "ptlrpc_internal.h"
56
57static inline int lustre_msg_hdr_size_v2(int count)
58{
59 return cfs_size_round(offsetof(struct lustre_msg_v2,
60 lm_buflens[count]));
61}
62
63int lustre_msg_hdr_size(__u32 magic, int count)
64{
65 switch (magic) {
66 case LUSTRE_MSG_MAGIC_V2:
67 return lustre_msg_hdr_size_v2(count);
68 default:
69 LASSERTF(0, "incorrect message magic: %08x\n", magic);
70 return -EINVAL;
71 }
72}
73EXPORT_SYMBOL(lustre_msg_hdr_size);
74
75void ptlrpc_buf_set_swabbed(struct ptlrpc_request *req, const int inout,
76 int index)
77{
78 if (inout)
79 lustre_set_req_swabbed(req, index);
80 else
81 lustre_set_rep_swabbed(req, index);
82}
83EXPORT_SYMBOL(ptlrpc_buf_set_swabbed);
84
85int ptlrpc_buf_need_swab(struct ptlrpc_request *req, const int inout,
86 int index)
87{
88 if (inout)
89 return (ptlrpc_req_need_swab(req) &&
90 !lustre_req_swabbed(req, index));
91 else
92 return (ptlrpc_rep_need_swab(req) &&
93 !lustre_rep_swabbed(req, index));
94}
95EXPORT_SYMBOL(ptlrpc_buf_need_swab);
96
97
98int lustre_msg_early_size(void)
99{
100 static int size;
101
102 if (!size) {
103
104
105
106
107
108
109
110 __u32 pblen = sizeof(struct ptlrpc_body_v2);
111
112 size = lustre_msg_size(LUSTRE_MSG_MAGIC_V2, 1, &pblen);
113 }
114 return size;
115}
116EXPORT_SYMBOL(lustre_msg_early_size);
117
118int lustre_msg_size_v2(int count, __u32 *lengths)
119{
120 int size;
121 int i;
122
123 size = lustre_msg_hdr_size_v2(count);
124 for (i = 0; i < count; i++)
125 size += cfs_size_round(lengths[i]);
126
127 return size;
128}
129EXPORT_SYMBOL(lustre_msg_size_v2);
130
131
132
133
134
135
136
137
138int lustre_msg_size(__u32 magic, int count, __u32 *lens)
139{
140 __u32 size[] = { sizeof(struct ptlrpc_body) };
141
142 if (!lens) {
143 LASSERT(count == 1);
144 lens = size;
145 }
146
147 LASSERT(count > 0);
148 LASSERT(lens[MSG_PTLRPC_BODY_OFF] >= sizeof(struct ptlrpc_body_v2));
149
150 switch (magic) {
151 case LUSTRE_MSG_MAGIC_V2:
152 return lustre_msg_size_v2(count, lens);
153 default:
154 LASSERTF(0, "incorrect message magic: %08x\n", magic);
155 return -EINVAL;
156 }
157}
158EXPORT_SYMBOL(lustre_msg_size);
159
160
161
162
163int lustre_packed_msg_size(struct lustre_msg *msg)
164{
165 switch (msg->lm_magic) {
166 case LUSTRE_MSG_MAGIC_V2:
167 return lustre_msg_size_v2(msg->lm_bufcount, msg->lm_buflens);
168 default:
169 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
170 return 0;
171 }
172}
173EXPORT_SYMBOL(lustre_packed_msg_size);
174
175void lustre_init_msg_v2(struct lustre_msg_v2 *msg, int count, __u32 *lens,
176 char **bufs)
177{
178 char *ptr;
179 int i;
180
181 msg->lm_bufcount = count;
182
183 msg->lm_magic = LUSTRE_MSG_MAGIC_V2;
184
185 for (i = 0; i < count; i++)
186 msg->lm_buflens[i] = lens[i];
187
188 if (!bufs)
189 return;
190
191 ptr = (char *)msg + lustre_msg_hdr_size_v2(count);
192 for (i = 0; i < count; i++) {
193 char *tmp = bufs[i];
194
195 LOGL(tmp, lens[i], ptr);
196 }
197}
198EXPORT_SYMBOL(lustre_init_msg_v2);
199
200static int lustre_pack_request_v2(struct ptlrpc_request *req,
201 int count, __u32 *lens, char **bufs)
202{
203 int reqlen, rc;
204
205 reqlen = lustre_msg_size_v2(count, lens);
206
207 rc = sptlrpc_cli_alloc_reqbuf(req, reqlen);
208 if (rc)
209 return rc;
210
211 req->rq_reqlen = reqlen;
212
213 lustre_init_msg_v2(req->rq_reqmsg, count, lens, bufs);
214 lustre_msg_add_version(req->rq_reqmsg, PTLRPC_MSG_VERSION);
215 return 0;
216}
217
218int lustre_pack_request(struct ptlrpc_request *req, __u32 magic, int count,
219 __u32 *lens, char **bufs)
220{
221 __u32 size[] = { sizeof(struct ptlrpc_body) };
222
223 if (!lens) {
224 LASSERT(count == 1);
225 lens = size;
226 }
227
228 LASSERT(count > 0);
229 LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
230
231
232 return lustre_pack_request_v2(req, count, lens, bufs);
233}
234EXPORT_SYMBOL(lustre_pack_request);
235
236#if RS_DEBUG
237LIST_HEAD(ptlrpc_rs_debug_lru);
238spinlock_t ptlrpc_rs_debug_lock;
239
240#define PTLRPC_RS_DEBUG_LRU_ADD(rs) \
241do { \
242 spin_lock(&ptlrpc_rs_debug_lock); \
243 list_add_tail(&(rs)->rs_debug_list, &ptlrpc_rs_debug_lru); \
244 spin_unlock(&ptlrpc_rs_debug_lock); \
245} while (0)
246
247#define PTLRPC_RS_DEBUG_LRU_DEL(rs) \
248do { \
249 spin_lock(&ptlrpc_rs_debug_lock); \
250 list_del(&(rs)->rs_debug_list); \
251 spin_unlock(&ptlrpc_rs_debug_lock); \
252} while (0)
253#else
254# define PTLRPC_RS_DEBUG_LRU_ADD(rs) do {} while (0)
255# define PTLRPC_RS_DEBUG_LRU_DEL(rs) do {} while (0)
256#endif
257
258struct ptlrpc_reply_state *
259lustre_get_emerg_rs(struct ptlrpc_service_part *svcpt)
260{
261 struct ptlrpc_reply_state *rs = NULL;
262
263 spin_lock(&svcpt->scp_rep_lock);
264
265
266 while (list_empty(&svcpt->scp_rep_idle)) {
267 struct l_wait_info lwi;
268 int rc;
269
270 spin_unlock(&svcpt->scp_rep_lock);
271
272
273
274 lwi = LWI_TIMEOUT(cfs_time_seconds(10), NULL, NULL);
275 rc = l_wait_event(svcpt->scp_rep_waitq,
276 !list_empty(&svcpt->scp_rep_idle), &lwi);
277 if (rc != 0)
278 goto out;
279 spin_lock(&svcpt->scp_rep_lock);
280 }
281
282 rs = list_entry(svcpt->scp_rep_idle.next,
283 struct ptlrpc_reply_state, rs_list);
284 list_del(&rs->rs_list);
285
286 spin_unlock(&svcpt->scp_rep_lock);
287
288 memset(rs, 0, svcpt->scp_service->srv_max_reply_size);
289 rs->rs_size = svcpt->scp_service->srv_max_reply_size;
290 rs->rs_svcpt = svcpt;
291 rs->rs_prealloc = 1;
292out:
293 return rs;
294}
295
296void lustre_put_emerg_rs(struct ptlrpc_reply_state *rs)
297{
298 struct ptlrpc_service_part *svcpt = rs->rs_svcpt;
299
300 spin_lock(&svcpt->scp_rep_lock);
301 list_add(&rs->rs_list, &svcpt->scp_rep_idle);
302 spin_unlock(&svcpt->scp_rep_lock);
303 wake_up(&svcpt->scp_rep_waitq);
304}
305
306int lustre_pack_reply_v2(struct ptlrpc_request *req, int count,
307 __u32 *lens, char **bufs, int flags)
308{
309 struct ptlrpc_reply_state *rs;
310 int msg_len, rc;
311
312 LASSERT(!req->rq_reply_state);
313
314 if ((flags & LPRFL_EARLY_REPLY) == 0) {
315 spin_lock(&req->rq_lock);
316 req->rq_packed_final = 1;
317 spin_unlock(&req->rq_lock);
318 }
319
320 msg_len = lustre_msg_size_v2(count, lens);
321 rc = sptlrpc_svc_alloc_rs(req, msg_len);
322 if (rc)
323 return rc;
324
325 rs = req->rq_reply_state;
326 atomic_set(&rs->rs_refcount, 1);
327 rs->rs_cb_id.cbid_fn = reply_out_callback;
328 rs->rs_cb_id.cbid_arg = rs;
329 rs->rs_svcpt = req->rq_rqbd->rqbd_svcpt;
330 INIT_LIST_HEAD(&rs->rs_exp_list);
331 INIT_LIST_HEAD(&rs->rs_obd_list);
332 INIT_LIST_HEAD(&rs->rs_list);
333 spin_lock_init(&rs->rs_lock);
334
335 req->rq_replen = msg_len;
336 req->rq_reply_state = rs;
337 req->rq_repmsg = rs->rs_msg;
338
339 lustre_init_msg_v2(rs->rs_msg, count, lens, bufs);
340 lustre_msg_add_version(rs->rs_msg, PTLRPC_MSG_VERSION);
341
342 PTLRPC_RS_DEBUG_LRU_ADD(rs);
343
344 return 0;
345}
346EXPORT_SYMBOL(lustre_pack_reply_v2);
347
348int lustre_pack_reply_flags(struct ptlrpc_request *req, int count, __u32 *lens,
349 char **bufs, int flags)
350{
351 int rc = 0;
352 __u32 size[] = { sizeof(struct ptlrpc_body) };
353
354 if (!lens) {
355 LASSERT(count == 1);
356 lens = size;
357 }
358
359 LASSERT(count > 0);
360 LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
361
362 switch (req->rq_reqmsg->lm_magic) {
363 case LUSTRE_MSG_MAGIC_V2:
364 rc = lustre_pack_reply_v2(req, count, lens, bufs, flags);
365 break;
366 default:
367 LASSERTF(0, "incorrect message magic: %08x\n",
368 req->rq_reqmsg->lm_magic);
369 rc = -EINVAL;
370 }
371 if (rc != 0)
372 CERROR("lustre_pack_reply failed: rc=%d size=%d\n", rc,
373 lustre_msg_size(req->rq_reqmsg->lm_magic, count, lens));
374 return rc;
375}
376EXPORT_SYMBOL(lustre_pack_reply_flags);
377
378int lustre_pack_reply(struct ptlrpc_request *req, int count, __u32 *lens,
379 char **bufs)
380{
381 return lustre_pack_reply_flags(req, count, lens, bufs, 0);
382}
383EXPORT_SYMBOL(lustre_pack_reply);
384
385void *lustre_msg_buf_v2(struct lustre_msg_v2 *m, int n, int min_size)
386{
387 int i, offset, buflen, bufcount;
388
389 LASSERT(n >= 0);
390
391 bufcount = m->lm_bufcount;
392 if (unlikely(n >= bufcount)) {
393 CDEBUG(D_INFO, "msg %p buffer[%d] not present (count %d)\n",
394 m, n, bufcount);
395 return NULL;
396 }
397
398 buflen = m->lm_buflens[n];
399 if (unlikely(buflen < min_size)) {
400 CERROR("msg %p buffer[%d] size %d too small (required %d, opc=%d)\n",
401 m, n, buflen, min_size,
402 n == MSG_PTLRPC_BODY_OFF ? -1 : lustre_msg_get_opc(m));
403 return NULL;
404 }
405
406 offset = lustre_msg_hdr_size_v2(bufcount);
407 for (i = 0; i < n; i++)
408 offset += cfs_size_round(m->lm_buflens[i]);
409
410 return (char *)m + offset;
411}
412
413void *lustre_msg_buf(struct lustre_msg *m, int n, int min_size)
414{
415 switch (m->lm_magic) {
416 case LUSTRE_MSG_MAGIC_V2:
417 return lustre_msg_buf_v2(m, n, min_size);
418 default:
419 LASSERTF(0, "incorrect message magic: %08x (msg:%p)\n",
420 m->lm_magic, m);
421 return NULL;
422 }
423}
424EXPORT_SYMBOL(lustre_msg_buf);
425
426static int lustre_shrink_msg_v2(struct lustre_msg_v2 *msg, int segment,
427 unsigned int newlen, int move_data)
428{
429 char *tail = NULL, *newpos;
430 int tail_len = 0, n;
431
432 LASSERT(msg);
433 LASSERT(msg->lm_bufcount > segment);
434 LASSERT(msg->lm_buflens[segment] >= newlen);
435
436 if (msg->lm_buflens[segment] == newlen)
437 goto out;
438
439 if (move_data && msg->lm_bufcount > segment + 1) {
440 tail = lustre_msg_buf_v2(msg, segment + 1, 0);
441 for (n = segment + 1; n < msg->lm_bufcount; n++)
442 tail_len += cfs_size_round(msg->lm_buflens[n]);
443 }
444
445 msg->lm_buflens[segment] = newlen;
446
447 if (tail && tail_len) {
448 newpos = lustre_msg_buf_v2(msg, segment + 1, 0);
449 LASSERT(newpos <= tail);
450 if (newpos != tail)
451 memmove(newpos, tail, tail_len);
452 }
453out:
454 return lustre_msg_size_v2(msg->lm_bufcount, msg->lm_buflens);
455}
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473int lustre_shrink_msg(struct lustre_msg *msg, int segment,
474 unsigned int newlen, int move_data)
475{
476 switch (msg->lm_magic) {
477 case LUSTRE_MSG_MAGIC_V2:
478 return lustre_shrink_msg_v2(msg, segment, newlen, move_data);
479 default:
480 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
481 }
482}
483EXPORT_SYMBOL(lustre_shrink_msg);
484
485void lustre_free_reply_state(struct ptlrpc_reply_state *rs)
486{
487 PTLRPC_RS_DEBUG_LRU_DEL(rs);
488
489 LASSERT(atomic_read(&rs->rs_refcount) == 0);
490 LASSERT(!rs->rs_difficult || rs->rs_handled);
491 LASSERT(!rs->rs_on_net);
492 LASSERT(!rs->rs_scheduled);
493 LASSERT(!rs->rs_export);
494 LASSERT(rs->rs_nlocks == 0);
495 LASSERT(list_empty(&rs->rs_exp_list));
496 LASSERT(list_empty(&rs->rs_obd_list));
497
498 sptlrpc_svc_free_rs(rs);
499}
500EXPORT_SYMBOL(lustre_free_reply_state);
501
502static int lustre_unpack_msg_v2(struct lustre_msg_v2 *m, int len)
503{
504 int swabbed, required_len, i;
505
506
507 required_len = lustre_msg_hdr_size_v2(0);
508 if (len < required_len) {
509
510 CERROR("message length %d too small for lustre_msg\n", len);
511 return -EINVAL;
512 }
513
514 swabbed = (m->lm_magic == LUSTRE_MSG_MAGIC_V2_SWABBED);
515
516 if (swabbed) {
517 __swab32s(&m->lm_magic);
518 __swab32s(&m->lm_bufcount);
519 __swab32s(&m->lm_secflvr);
520 __swab32s(&m->lm_repsize);
521 __swab32s(&m->lm_cksum);
522 __swab32s(&m->lm_flags);
523 CLASSERT(offsetof(typeof(*m), lm_padding_2) != 0);
524 CLASSERT(offsetof(typeof(*m), lm_padding_3) != 0);
525 }
526
527 required_len = lustre_msg_hdr_size_v2(m->lm_bufcount);
528 if (len < required_len) {
529
530 CERROR("message length %d too small for %d buflens\n",
531 len, m->lm_bufcount);
532 return -EINVAL;
533 }
534
535 for (i = 0; i < m->lm_bufcount; i++) {
536 if (swabbed)
537 __swab32s(&m->lm_buflens[i]);
538 required_len += cfs_size_round(m->lm_buflens[i]);
539 }
540
541 if (len < required_len) {
542 CERROR("len: %d, required_len %d\n", len, required_len);
543 CERROR("bufcount: %d\n", m->lm_bufcount);
544 for (i = 0; i < m->lm_bufcount; i++)
545 CERROR("buffer %d length %d\n", i, m->lm_buflens[i]);
546 return -EINVAL;
547 }
548
549 return swabbed;
550}
551
552int __lustre_unpack_msg(struct lustre_msg *m, int len)
553{
554 int required_len, rc;
555
556
557
558
559
560
561
562 required_len = offsetof(struct lustre_msg, lm_magic) +
563 sizeof(m->lm_magic);
564 if (len < required_len) {
565
566 CERROR("message length %d too small for magic/version check\n",
567 len);
568 return -EINVAL;
569 }
570
571 rc = lustre_unpack_msg_v2(m, len);
572
573 return rc;
574}
575EXPORT_SYMBOL(__lustre_unpack_msg);
576
577int ptlrpc_unpack_req_msg(struct ptlrpc_request *req, int len)
578{
579 int rc;
580
581 rc = __lustre_unpack_msg(req->rq_reqmsg, len);
582 if (rc == 1) {
583 lustre_set_req_swabbed(req, MSG_PTLRPC_HEADER_OFF);
584 rc = 0;
585 }
586 return rc;
587}
588EXPORT_SYMBOL(ptlrpc_unpack_req_msg);
589
590int ptlrpc_unpack_rep_msg(struct ptlrpc_request *req, int len)
591{
592 int rc;
593
594 rc = __lustre_unpack_msg(req->rq_repmsg, len);
595 if (rc == 1) {
596 lustre_set_rep_swabbed(req, MSG_PTLRPC_HEADER_OFF);
597 rc = 0;
598 }
599 return rc;
600}
601EXPORT_SYMBOL(ptlrpc_unpack_rep_msg);
602
603static inline int lustre_unpack_ptlrpc_body_v2(struct ptlrpc_request *req,
604 const int inout, int offset)
605{
606 struct ptlrpc_body *pb;
607 struct lustre_msg_v2 *m = inout ? req->rq_reqmsg : req->rq_repmsg;
608
609 pb = lustre_msg_buf_v2(m, offset, sizeof(struct ptlrpc_body_v2));
610 if (!pb) {
611 CERROR("error unpacking ptlrpc body\n");
612 return -EFAULT;
613 }
614 if (ptlrpc_buf_need_swab(req, inout, offset)) {
615 lustre_swab_ptlrpc_body(pb);
616 ptlrpc_buf_set_swabbed(req, inout, offset);
617 }
618
619 if ((pb->pb_version & ~LUSTRE_VERSION_MASK) != PTLRPC_MSG_VERSION) {
620 CERROR("wrong lustre_msg version %08x\n", pb->pb_version);
621 return -EINVAL;
622 }
623
624 if (!inout)
625 pb->pb_status = ptlrpc_status_ntoh(pb->pb_status);
626
627 return 0;
628}
629
630int lustre_unpack_req_ptlrpc_body(struct ptlrpc_request *req, int offset)
631{
632 switch (req->rq_reqmsg->lm_magic) {
633 case LUSTRE_MSG_MAGIC_V2:
634 return lustre_unpack_ptlrpc_body_v2(req, 1, offset);
635 default:
636 CERROR("bad lustre msg magic: %08x\n",
637 req->rq_reqmsg->lm_magic);
638 return -EINVAL;
639 }
640}
641
642int lustre_unpack_rep_ptlrpc_body(struct ptlrpc_request *req, int offset)
643{
644 switch (req->rq_repmsg->lm_magic) {
645 case LUSTRE_MSG_MAGIC_V2:
646 return lustre_unpack_ptlrpc_body_v2(req, 0, offset);
647 default:
648 CERROR("bad lustre msg magic: %08x\n",
649 req->rq_repmsg->lm_magic);
650 return -EINVAL;
651 }
652}
653
654static inline int lustre_msg_buflen_v2(struct lustre_msg_v2 *m, int n)
655{
656 if (n >= m->lm_bufcount)
657 return 0;
658
659 return m->lm_buflens[n];
660}
661
662
663
664
665
666
667
668
669int lustre_msg_buflen(struct lustre_msg *m, int n)
670{
671 switch (m->lm_magic) {
672 case LUSTRE_MSG_MAGIC_V2:
673 return lustre_msg_buflen_v2(m, n);
674 default:
675 CERROR("incorrect message magic: %08x\n", m->lm_magic);
676 return -EINVAL;
677 }
678}
679EXPORT_SYMBOL(lustre_msg_buflen);
680
681
682
683
684int lustre_msg_bufcount(struct lustre_msg *m)
685{
686 switch (m->lm_magic) {
687 case LUSTRE_MSG_MAGIC_V2:
688 return m->lm_bufcount;
689 default:
690 CERROR("incorrect message magic: %08x\n", m->lm_magic);
691 return -EINVAL;
692 }
693}
694EXPORT_SYMBOL(lustre_msg_bufcount);
695
696char *lustre_msg_string(struct lustre_msg *m, int index, int max_len)
697{
698
699 char *str;
700 int slen, blen;
701
702 switch (m->lm_magic) {
703 case LUSTRE_MSG_MAGIC_V2:
704 str = lustre_msg_buf_v2(m, index, 0);
705 blen = lustre_msg_buflen_v2(m, index);
706 break;
707 default:
708 LASSERTF(0, "incorrect message magic: %08x\n", m->lm_magic);
709 }
710
711 if (!str) {
712 CERROR("can't unpack string in msg %p buffer[%d]\n", m, index);
713 return NULL;
714 }
715
716 slen = strnlen(str, blen);
717
718 if (slen == blen) {
719 CERROR("can't unpack non-NULL terminated string in msg %p buffer[%d] len %d\n",
720 m, index, blen);
721 return NULL;
722 }
723
724 if (max_len == 0) {
725 if (slen != blen - 1) {
726 CERROR("can't unpack short string in msg %p buffer[%d] len %d: strlen %d\n",
727 m, index, blen, slen);
728 return NULL;
729 }
730 } else if (slen > max_len) {
731 CERROR("can't unpack oversized string in msg %p buffer[%d] len %d strlen %d: max %d expected\n",
732 m, index, blen, slen, max_len);
733 return NULL;
734 }
735
736 return str;
737}
738EXPORT_SYMBOL(lustre_msg_string);
739
740
741static inline void *__lustre_swab_buf(struct lustre_msg *msg, int index,
742 int min_size, void *swabber)
743{
744 void *ptr = NULL;
745
746 switch (msg->lm_magic) {
747 case LUSTRE_MSG_MAGIC_V2:
748 ptr = lustre_msg_buf_v2(msg, index, min_size);
749 break;
750 default:
751 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
752 }
753
754 if (ptr && swabber)
755 ((void (*)(void *))swabber)(ptr);
756
757 return ptr;
758}
759
760static inline struct ptlrpc_body *lustre_msg_ptlrpc_body(struct lustre_msg *msg)
761{
762 return lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
763 sizeof(struct ptlrpc_body_v2));
764}
765
766__u32 lustre_msghdr_get_flags(struct lustre_msg *msg)
767{
768 switch (msg->lm_magic) {
769 case LUSTRE_MSG_MAGIC_V2:
770
771 return msg->lm_flags;
772 default:
773 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
774 return 0;
775 }
776}
777EXPORT_SYMBOL(lustre_msghdr_get_flags);
778
779void lustre_msghdr_set_flags(struct lustre_msg *msg, __u32 flags)
780{
781 switch (msg->lm_magic) {
782 case LUSTRE_MSG_MAGIC_V2:
783 msg->lm_flags = flags;
784 return;
785 default:
786 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
787 }
788}
789
790__u32 lustre_msg_get_flags(struct lustre_msg *msg)
791{
792 switch (msg->lm_magic) {
793 case LUSTRE_MSG_MAGIC_V2: {
794 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
795
796 if (pb)
797 return pb->pb_flags;
798
799 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
800 }
801
802 default:
803
804
805
806 return 0;
807 }
808}
809EXPORT_SYMBOL(lustre_msg_get_flags);
810
811void lustre_msg_add_flags(struct lustre_msg *msg, int flags)
812{
813 switch (msg->lm_magic) {
814 case LUSTRE_MSG_MAGIC_V2: {
815 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
816
817 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
818 pb->pb_flags |= flags;
819 return;
820 }
821 default:
822 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
823 }
824}
825EXPORT_SYMBOL(lustre_msg_add_flags);
826
827void lustre_msg_set_flags(struct lustre_msg *msg, int flags)
828{
829 switch (msg->lm_magic) {
830 case LUSTRE_MSG_MAGIC_V2: {
831 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
832
833 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
834 pb->pb_flags = flags;
835 return;
836 }
837 default:
838 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
839 }
840}
841EXPORT_SYMBOL(lustre_msg_set_flags);
842
843void lustre_msg_clear_flags(struct lustre_msg *msg, int flags)
844{
845 switch (msg->lm_magic) {
846 case LUSTRE_MSG_MAGIC_V2: {
847 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
848
849 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
850 pb->pb_flags &= ~(flags & MSG_GEN_FLAG_MASK);
851 return;
852 }
853 default:
854 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
855 }
856}
857EXPORT_SYMBOL(lustre_msg_clear_flags);
858
859__u32 lustre_msg_get_op_flags(struct lustre_msg *msg)
860{
861 switch (msg->lm_magic) {
862 case LUSTRE_MSG_MAGIC_V2: {
863 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
864
865 if (pb)
866 return pb->pb_op_flags;
867
868 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
869 }
870
871 default:
872 return 0;
873 }
874}
875EXPORT_SYMBOL(lustre_msg_get_op_flags);
876
877void lustre_msg_add_op_flags(struct lustre_msg *msg, int flags)
878{
879 switch (msg->lm_magic) {
880 case LUSTRE_MSG_MAGIC_V2: {
881 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
882
883 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
884 pb->pb_op_flags |= flags;
885 return;
886 }
887 default:
888 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
889 }
890}
891EXPORT_SYMBOL(lustre_msg_add_op_flags);
892
893struct lustre_handle *lustre_msg_get_handle(struct lustre_msg *msg)
894{
895 switch (msg->lm_magic) {
896 case LUSTRE_MSG_MAGIC_V2: {
897 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
898
899 if (!pb) {
900 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
901 return NULL;
902 }
903 return &pb->pb_handle;
904 }
905 default:
906 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
907 return NULL;
908 }
909}
910EXPORT_SYMBOL(lustre_msg_get_handle);
911
912__u32 lustre_msg_get_type(struct lustre_msg *msg)
913{
914 switch (msg->lm_magic) {
915 case LUSTRE_MSG_MAGIC_V2: {
916 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
917
918 if (!pb) {
919 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
920 return PTL_RPC_MSG_ERR;
921 }
922 return pb->pb_type;
923 }
924 default:
925 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
926 return PTL_RPC_MSG_ERR;
927 }
928}
929EXPORT_SYMBOL(lustre_msg_get_type);
930
931void lustre_msg_add_version(struct lustre_msg *msg, int version)
932{
933 switch (msg->lm_magic) {
934 case LUSTRE_MSG_MAGIC_V2: {
935 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
936
937 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
938 pb->pb_version |= version;
939 return;
940 }
941 default:
942 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
943 }
944}
945EXPORT_SYMBOL(lustre_msg_add_version);
946
947__u32 lustre_msg_get_opc(struct lustre_msg *msg)
948{
949 switch (msg->lm_magic) {
950 case LUSTRE_MSG_MAGIC_V2: {
951 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
952
953 if (!pb) {
954 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
955 return 0;
956 }
957 return pb->pb_opc;
958 }
959 default:
960 CERROR("incorrect message magic: %08x (msg:%p)\n",
961 msg->lm_magic, msg);
962 return 0;
963 }
964}
965EXPORT_SYMBOL(lustre_msg_get_opc);
966
967__u64 lustre_msg_get_last_committed(struct lustre_msg *msg)
968{
969 switch (msg->lm_magic) {
970 case LUSTRE_MSG_MAGIC_V2: {
971 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
972
973 if (!pb) {
974 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
975 return 0;
976 }
977 return pb->pb_last_committed;
978 }
979 default:
980 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
981 return 0;
982 }
983}
984EXPORT_SYMBOL(lustre_msg_get_last_committed);
985
986__u64 *lustre_msg_get_versions(struct lustre_msg *msg)
987{
988 switch (msg->lm_magic) {
989 case LUSTRE_MSG_MAGIC_V2: {
990 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
991
992 if (!pb) {
993 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
994 return NULL;
995 }
996 return pb->pb_pre_versions;
997 }
998 default:
999 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1000 return NULL;
1001 }
1002}
1003EXPORT_SYMBOL(lustre_msg_get_versions);
1004
1005__u64 lustre_msg_get_transno(struct lustre_msg *msg)
1006{
1007 switch (msg->lm_magic) {
1008 case LUSTRE_MSG_MAGIC_V2: {
1009 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1010
1011 if (!pb) {
1012 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1013 return 0;
1014 }
1015 return pb->pb_transno;
1016 }
1017 default:
1018 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1019 return 0;
1020 }
1021}
1022EXPORT_SYMBOL(lustre_msg_get_transno);
1023
1024int lustre_msg_get_status(struct lustre_msg *msg)
1025{
1026 switch (msg->lm_magic) {
1027 case LUSTRE_MSG_MAGIC_V2: {
1028 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1029
1030 if (pb)
1031 return pb->pb_status;
1032
1033 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1034 }
1035
1036 default:
1037
1038
1039
1040 return -EINVAL;
1041 }
1042}
1043EXPORT_SYMBOL(lustre_msg_get_status);
1044
1045__u64 lustre_msg_get_slv(struct lustre_msg *msg)
1046{
1047 switch (msg->lm_magic) {
1048 case LUSTRE_MSG_MAGIC_V2: {
1049 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1050
1051 if (!pb) {
1052 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1053 return -EINVAL;
1054 }
1055 return pb->pb_slv;
1056 }
1057 default:
1058 CERROR("invalid msg magic %08x\n", msg->lm_magic);
1059 return -EINVAL;
1060 }
1061}
1062EXPORT_SYMBOL(lustre_msg_get_slv);
1063
1064void lustre_msg_set_slv(struct lustre_msg *msg, __u64 slv)
1065{
1066 switch (msg->lm_magic) {
1067 case LUSTRE_MSG_MAGIC_V2: {
1068 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1069
1070 if (!pb) {
1071 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1072 return;
1073 }
1074 pb->pb_slv = slv;
1075 return;
1076 }
1077 default:
1078 CERROR("invalid msg magic %x\n", msg->lm_magic);
1079 return;
1080 }
1081}
1082EXPORT_SYMBOL(lustre_msg_set_slv);
1083
1084__u32 lustre_msg_get_limit(struct lustre_msg *msg)
1085{
1086 switch (msg->lm_magic) {
1087 case LUSTRE_MSG_MAGIC_V2: {
1088 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1089
1090 if (!pb) {
1091 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1092 return -EINVAL;
1093 }
1094 return pb->pb_limit;
1095 }
1096 default:
1097 CERROR("invalid msg magic %x\n", msg->lm_magic);
1098 return -EINVAL;
1099 }
1100}
1101EXPORT_SYMBOL(lustre_msg_get_limit);
1102
1103void lustre_msg_set_limit(struct lustre_msg *msg, __u64 limit)
1104{
1105 switch (msg->lm_magic) {
1106 case LUSTRE_MSG_MAGIC_V2: {
1107 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1108
1109 if (!pb) {
1110 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1111 return;
1112 }
1113 pb->pb_limit = limit;
1114 return;
1115 }
1116 default:
1117 CERROR("invalid msg magic %08x\n", msg->lm_magic);
1118 return;
1119 }
1120}
1121EXPORT_SYMBOL(lustre_msg_set_limit);
1122
1123__u32 lustre_msg_get_conn_cnt(struct lustre_msg *msg)
1124{
1125 switch (msg->lm_magic) {
1126 case LUSTRE_MSG_MAGIC_V2: {
1127 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1128
1129 if (!pb) {
1130 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1131 return 0;
1132 }
1133 return pb->pb_conn_cnt;
1134 }
1135 default:
1136 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1137 return 0;
1138 }
1139}
1140EXPORT_SYMBOL(lustre_msg_get_conn_cnt);
1141
1142__u32 lustre_msg_get_magic(struct lustre_msg *msg)
1143{
1144 switch (msg->lm_magic) {
1145 case LUSTRE_MSG_MAGIC_V2:
1146 return msg->lm_magic;
1147 default:
1148 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1149 return 0;
1150 }
1151}
1152EXPORT_SYMBOL(lustre_msg_get_magic);
1153
1154__u32 lustre_msg_get_timeout(struct lustre_msg *msg)
1155{
1156 switch (msg->lm_magic) {
1157 case LUSTRE_MSG_MAGIC_V2: {
1158 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1159
1160 if (!pb) {
1161 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1162 return 0;
1163
1164 }
1165 return pb->pb_timeout;
1166 }
1167 default:
1168 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1169 return -EPROTO;
1170 }
1171}
1172
1173__u32 lustre_msg_get_service_time(struct lustre_msg *msg)
1174{
1175 switch (msg->lm_magic) {
1176 case LUSTRE_MSG_MAGIC_V2: {
1177 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1178
1179 if (!pb) {
1180 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1181 return 0;
1182
1183 }
1184 return pb->pb_service_time;
1185 }
1186 default:
1187 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1188 return 0;
1189 }
1190}
1191
1192__u32 lustre_msg_get_cksum(struct lustre_msg *msg)
1193{
1194 switch (msg->lm_magic) {
1195 case LUSTRE_MSG_MAGIC_V2:
1196 return msg->lm_cksum;
1197 default:
1198 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1199 return 0;
1200 }
1201}
1202
1203__u32 lustre_msg_calc_cksum(struct lustre_msg *msg)
1204{
1205 switch (msg->lm_magic) {
1206 case LUSTRE_MSG_MAGIC_V2: {
1207 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1208 __u32 crc;
1209 unsigned int hsize = 4;
1210
1211 cfs_crypto_hash_digest(CFS_HASH_ALG_CRC32, (unsigned char *)pb,
1212 lustre_msg_buflen(msg, MSG_PTLRPC_BODY_OFF),
1213 NULL, 0, (unsigned char *)&crc, &hsize);
1214 return crc;
1215 }
1216 default:
1217 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1218 return 0;
1219 }
1220}
1221
1222void lustre_msg_set_handle(struct lustre_msg *msg, struct lustre_handle *handle)
1223{
1224 switch (msg->lm_magic) {
1225 case LUSTRE_MSG_MAGIC_V2: {
1226 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1227
1228 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1229 pb->pb_handle = *handle;
1230 return;
1231 }
1232 default:
1233 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1234 }
1235}
1236EXPORT_SYMBOL(lustre_msg_set_handle);
1237
1238void lustre_msg_set_type(struct lustre_msg *msg, __u32 type)
1239{
1240 switch (msg->lm_magic) {
1241 case LUSTRE_MSG_MAGIC_V2: {
1242 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1243
1244 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1245 pb->pb_type = type;
1246 return;
1247 }
1248 default:
1249 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1250 }
1251}
1252EXPORT_SYMBOL(lustre_msg_set_type);
1253
1254void lustre_msg_set_opc(struct lustre_msg *msg, __u32 opc)
1255{
1256 switch (msg->lm_magic) {
1257 case LUSTRE_MSG_MAGIC_V2: {
1258 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1259
1260 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1261 pb->pb_opc = opc;
1262 return;
1263 }
1264 default:
1265 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1266 }
1267}
1268EXPORT_SYMBOL(lustre_msg_set_opc);
1269
1270void lustre_msg_set_versions(struct lustre_msg *msg, __u64 *versions)
1271{
1272 switch (msg->lm_magic) {
1273 case LUSTRE_MSG_MAGIC_V2: {
1274 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1275
1276 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1277 pb->pb_pre_versions[0] = versions[0];
1278 pb->pb_pre_versions[1] = versions[1];
1279 pb->pb_pre_versions[2] = versions[2];
1280 pb->pb_pre_versions[3] = versions[3];
1281 return;
1282 }
1283 default:
1284 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1285 }
1286}
1287EXPORT_SYMBOL(lustre_msg_set_versions);
1288
1289void lustre_msg_set_transno(struct lustre_msg *msg, __u64 transno)
1290{
1291 switch (msg->lm_magic) {
1292 case LUSTRE_MSG_MAGIC_V2: {
1293 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1294
1295 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1296 pb->pb_transno = transno;
1297 return;
1298 }
1299 default:
1300 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1301 }
1302}
1303EXPORT_SYMBOL(lustre_msg_set_transno);
1304
1305void lustre_msg_set_status(struct lustre_msg *msg, __u32 status)
1306{
1307 switch (msg->lm_magic) {
1308 case LUSTRE_MSG_MAGIC_V2: {
1309 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1310
1311 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1312 pb->pb_status = status;
1313 return;
1314 }
1315 default:
1316 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1317 }
1318}
1319EXPORT_SYMBOL(lustre_msg_set_status);
1320
1321void lustre_msg_set_conn_cnt(struct lustre_msg *msg, __u32 conn_cnt)
1322{
1323 switch (msg->lm_magic) {
1324 case LUSTRE_MSG_MAGIC_V2: {
1325 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1326
1327 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1328 pb->pb_conn_cnt = conn_cnt;
1329 return;
1330 }
1331 default:
1332 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1333 }
1334}
1335EXPORT_SYMBOL(lustre_msg_set_conn_cnt);
1336
1337void lustre_msg_set_timeout(struct lustre_msg *msg, __u32 timeout)
1338{
1339 switch (msg->lm_magic) {
1340 case LUSTRE_MSG_MAGIC_V2: {
1341 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1342
1343 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1344 pb->pb_timeout = timeout;
1345 return;
1346 }
1347 default:
1348 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1349 }
1350}
1351
1352void lustre_msg_set_service_time(struct lustre_msg *msg, __u32 service_time)
1353{
1354 switch (msg->lm_magic) {
1355 case LUSTRE_MSG_MAGIC_V2: {
1356 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1357
1358 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1359 pb->pb_service_time = service_time;
1360 return;
1361 }
1362 default:
1363 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1364 }
1365}
1366
1367void lustre_msg_set_jobid(struct lustre_msg *msg, char *jobid)
1368{
1369 switch (msg->lm_magic) {
1370 case LUSTRE_MSG_MAGIC_V2: {
1371 __u32 opc = lustre_msg_get_opc(msg);
1372 struct ptlrpc_body *pb;
1373
1374
1375
1376
1377 if (!opc || opc == LDLM_BL_CALLBACK ||
1378 opc == LDLM_CP_CALLBACK || opc == LDLM_GL_CALLBACK)
1379 return;
1380
1381 pb = lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
1382 sizeof(struct ptlrpc_body));
1383 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1384
1385 if (jobid)
1386 memcpy(pb->pb_jobid, jobid, JOBSTATS_JOBID_SIZE);
1387 else if (pb->pb_jobid[0] == '\0')
1388 lustre_get_jobid(pb->pb_jobid);
1389 return;
1390 }
1391 default:
1392 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1393 }
1394}
1395EXPORT_SYMBOL(lustre_msg_set_jobid);
1396
1397void lustre_msg_set_cksum(struct lustre_msg *msg, __u32 cksum)
1398{
1399 switch (msg->lm_magic) {
1400 case LUSTRE_MSG_MAGIC_V2:
1401 msg->lm_cksum = cksum;
1402 return;
1403 default:
1404 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1405 }
1406}
1407
1408void ptlrpc_request_set_replen(struct ptlrpc_request *req)
1409{
1410 int count = req_capsule_filled_sizes(&req->rq_pill, RCL_SERVER);
1411
1412 req->rq_replen = lustre_msg_size(req->rq_reqmsg->lm_magic, count,
1413 req->rq_pill.rc_area[RCL_SERVER]);
1414 if (req->rq_reqmsg->lm_magic == LUSTRE_MSG_MAGIC_V2)
1415 req->rq_reqmsg->lm_repsize = req->rq_replen;
1416}
1417EXPORT_SYMBOL(ptlrpc_request_set_replen);
1418
1419
1420
1421
1422
1423
1424int do_set_info_async(struct obd_import *imp,
1425 int opcode, int version,
1426 u32 keylen, void *key,
1427 u32 vallen, void *val,
1428 struct ptlrpc_request_set *set)
1429{
1430 struct ptlrpc_request *req;
1431 char *tmp;
1432 int rc;
1433
1434 req = ptlrpc_request_alloc(imp, &RQF_OBD_SET_INFO);
1435 if (!req)
1436 return -ENOMEM;
1437
1438 req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_KEY,
1439 RCL_CLIENT, keylen);
1440 req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_VAL,
1441 RCL_CLIENT, vallen);
1442 rc = ptlrpc_request_pack(req, version, opcode);
1443 if (rc) {
1444 ptlrpc_request_free(req);
1445 return rc;
1446 }
1447
1448 tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_KEY);
1449 memcpy(tmp, key, keylen);
1450 tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_VAL);
1451 memcpy(tmp, val, vallen);
1452
1453 ptlrpc_request_set_replen(req);
1454
1455 if (set) {
1456 ptlrpc_set_add_req(set, req);
1457 ptlrpc_check_set(NULL, set);
1458 } else {
1459 rc = ptlrpc_queue_wait(req);
1460 ptlrpc_req_finished(req);
1461 }
1462
1463 return rc;
1464}
1465EXPORT_SYMBOL(do_set_info_async);
1466
1467
1468
1469
1470void lustre_swab_ptlrpc_body(struct ptlrpc_body *b)
1471{
1472 __swab32s(&b->pb_type);
1473 __swab32s(&b->pb_version);
1474 __swab32s(&b->pb_opc);
1475 __swab32s(&b->pb_status);
1476 __swab64s(&b->pb_last_xid);
1477 __swab64s(&b->pb_last_seen);
1478 __swab64s(&b->pb_last_committed);
1479 __swab64s(&b->pb_transno);
1480 __swab32s(&b->pb_flags);
1481 __swab32s(&b->pb_op_flags);
1482 __swab32s(&b->pb_conn_cnt);
1483 __swab32s(&b->pb_timeout);
1484 __swab32s(&b->pb_service_time);
1485 __swab32s(&b->pb_limit);
1486 __swab64s(&b->pb_slv);
1487 __swab64s(&b->pb_pre_versions[0]);
1488 __swab64s(&b->pb_pre_versions[1]);
1489 __swab64s(&b->pb_pre_versions[2]);
1490 __swab64s(&b->pb_pre_versions[3]);
1491 CLASSERT(offsetof(typeof(*b), pb_padding) != 0);
1492
1493
1494
1495
1496
1497
1498 CLASSERT(offsetof(typeof(*b), pb_jobid) != 0);
1499}
1500EXPORT_SYMBOL(lustre_swab_ptlrpc_body);
1501
1502void lustre_swab_connect(struct obd_connect_data *ocd)
1503{
1504 __swab64s(&ocd->ocd_connect_flags);
1505 __swab32s(&ocd->ocd_version);
1506 __swab32s(&ocd->ocd_grant);
1507 __swab64s(&ocd->ocd_ibits_known);
1508 __swab32s(&ocd->ocd_index);
1509 __swab32s(&ocd->ocd_brw_size);
1510
1511
1512
1513 __swab16s(&ocd->ocd_grant_extent);
1514 __swab32s(&ocd->ocd_unused);
1515 __swab64s(&ocd->ocd_transno);
1516 __swab32s(&ocd->ocd_group);
1517 __swab32s(&ocd->ocd_cksum_types);
1518 __swab32s(&ocd->ocd_instance);
1519
1520
1521
1522
1523
1524 if (ocd->ocd_connect_flags & OBD_CONNECT_MAX_EASIZE)
1525 __swab32s(&ocd->ocd_max_easize);
1526 if (ocd->ocd_connect_flags & OBD_CONNECT_MAXBYTES)
1527 __swab64s(&ocd->ocd_maxbytes);
1528 CLASSERT(offsetof(typeof(*ocd), padding1) != 0);
1529 CLASSERT(offsetof(typeof(*ocd), padding2) != 0);
1530 CLASSERT(offsetof(typeof(*ocd), padding3) != 0);
1531 CLASSERT(offsetof(typeof(*ocd), padding4) != 0);
1532 CLASSERT(offsetof(typeof(*ocd), padding5) != 0);
1533 CLASSERT(offsetof(typeof(*ocd), padding6) != 0);
1534 CLASSERT(offsetof(typeof(*ocd), padding7) != 0);
1535 CLASSERT(offsetof(typeof(*ocd), padding8) != 0);
1536 CLASSERT(offsetof(typeof(*ocd), padding9) != 0);
1537 CLASSERT(offsetof(typeof(*ocd), paddingA) != 0);
1538 CLASSERT(offsetof(typeof(*ocd), paddingB) != 0);
1539 CLASSERT(offsetof(typeof(*ocd), paddingC) != 0);
1540 CLASSERT(offsetof(typeof(*ocd), paddingD) != 0);
1541 CLASSERT(offsetof(typeof(*ocd), paddingE) != 0);
1542 CLASSERT(offsetof(typeof(*ocd), paddingF) != 0);
1543}
1544
1545static void lustre_swab_obdo(struct obdo *o)
1546{
1547 __swab64s(&o->o_valid);
1548 lustre_swab_ost_id(&o->o_oi);
1549 __swab64s(&o->o_parent_seq);
1550 __swab64s(&o->o_size);
1551 __swab64s(&o->o_mtime);
1552 __swab64s(&o->o_atime);
1553 __swab64s(&o->o_ctime);
1554 __swab64s(&o->o_blocks);
1555 __swab64s(&o->o_grant);
1556 __swab32s(&o->o_blksize);
1557 __swab32s(&o->o_mode);
1558 __swab32s(&o->o_uid);
1559 __swab32s(&o->o_gid);
1560 __swab32s(&o->o_flags);
1561 __swab32s(&o->o_nlink);
1562 __swab32s(&o->o_parent_oid);
1563 __swab32s(&o->o_misc);
1564 __swab64s(&o->o_ioepoch);
1565 __swab32s(&o->o_stripe_idx);
1566 __swab32s(&o->o_parent_ver);
1567
1568
1569 __swab32s(&o->o_uid_h);
1570 __swab32s(&o->o_gid_h);
1571 __swab64s(&o->o_data_version);
1572 CLASSERT(offsetof(typeof(*o), o_padding_4) != 0);
1573 CLASSERT(offsetof(typeof(*o), o_padding_5) != 0);
1574 CLASSERT(offsetof(typeof(*o), o_padding_6) != 0);
1575
1576}
1577
1578void lustre_swab_obd_statfs(struct obd_statfs *os)
1579{
1580 __swab64s(&os->os_type);
1581 __swab64s(&os->os_blocks);
1582 __swab64s(&os->os_bfree);
1583 __swab64s(&os->os_bavail);
1584 __swab64s(&os->os_files);
1585 __swab64s(&os->os_ffree);
1586
1587 __swab32s(&os->os_bsize);
1588 __swab32s(&os->os_namelen);
1589 __swab64s(&os->os_maxbytes);
1590 __swab32s(&os->os_state);
1591 CLASSERT(offsetof(typeof(*os), os_fprecreated) != 0);
1592 CLASSERT(offsetof(typeof(*os), os_spare2) != 0);
1593 CLASSERT(offsetof(typeof(*os), os_spare3) != 0);
1594 CLASSERT(offsetof(typeof(*os), os_spare4) != 0);
1595 CLASSERT(offsetof(typeof(*os), os_spare5) != 0);
1596 CLASSERT(offsetof(typeof(*os), os_spare6) != 0);
1597 CLASSERT(offsetof(typeof(*os), os_spare7) != 0);
1598 CLASSERT(offsetof(typeof(*os), os_spare8) != 0);
1599 CLASSERT(offsetof(typeof(*os), os_spare9) != 0);
1600}
1601EXPORT_SYMBOL(lustre_swab_obd_statfs);
1602
1603void lustre_swab_obd_ioobj(struct obd_ioobj *ioo)
1604{
1605 lustre_swab_ost_id(&ioo->ioo_oid);
1606 __swab32s(&ioo->ioo_max_brw);
1607 __swab32s(&ioo->ioo_bufcnt);
1608}
1609EXPORT_SYMBOL(lustre_swab_obd_ioobj);
1610
1611void lustre_swab_niobuf_remote(struct niobuf_remote *nbr)
1612{
1613 __swab64s(&nbr->offset);
1614 __swab32s(&nbr->len);
1615 __swab32s(&nbr->flags);
1616}
1617EXPORT_SYMBOL(lustre_swab_niobuf_remote);
1618
1619void lustre_swab_ost_body(struct ost_body *b)
1620{
1621 lustre_swab_obdo(&b->oa);
1622}
1623EXPORT_SYMBOL(lustre_swab_ost_body);
1624
1625void lustre_swab_ost_last_id(u64 *id)
1626{
1627 __swab64s(id);
1628}
1629EXPORT_SYMBOL(lustre_swab_ost_last_id);
1630
1631void lustre_swab_generic_32s(__u32 *val)
1632{
1633 __swab32s(val);
1634}
1635EXPORT_SYMBOL(lustre_swab_generic_32s);
1636
1637void lustre_swab_gl_desc(union ldlm_gl_desc *desc)
1638{
1639 lustre_swab_lu_fid(&desc->lquota_desc.gl_id.qid_fid);
1640 __swab64s(&desc->lquota_desc.gl_flags);
1641 __swab64s(&desc->lquota_desc.gl_ver);
1642 __swab64s(&desc->lquota_desc.gl_hardlimit);
1643 __swab64s(&desc->lquota_desc.gl_softlimit);
1644 __swab64s(&desc->lquota_desc.gl_time);
1645 CLASSERT(offsetof(typeof(desc->lquota_desc), gl_pad2) != 0);
1646}
1647
1648void lustre_swab_ost_lvb_v1(struct ost_lvb_v1 *lvb)
1649{
1650 __swab64s(&lvb->lvb_size);
1651 __swab64s(&lvb->lvb_mtime);
1652 __swab64s(&lvb->lvb_atime);
1653 __swab64s(&lvb->lvb_ctime);
1654 __swab64s(&lvb->lvb_blocks);
1655}
1656EXPORT_SYMBOL(lustre_swab_ost_lvb_v1);
1657
1658void lustre_swab_ost_lvb(struct ost_lvb *lvb)
1659{
1660 __swab64s(&lvb->lvb_size);
1661 __swab64s(&lvb->lvb_mtime);
1662 __swab64s(&lvb->lvb_atime);
1663 __swab64s(&lvb->lvb_ctime);
1664 __swab64s(&lvb->lvb_blocks);
1665 __swab32s(&lvb->lvb_mtime_ns);
1666 __swab32s(&lvb->lvb_atime_ns);
1667 __swab32s(&lvb->lvb_ctime_ns);
1668 __swab32s(&lvb->lvb_padding);
1669}
1670EXPORT_SYMBOL(lustre_swab_ost_lvb);
1671
1672void lustre_swab_lquota_lvb(struct lquota_lvb *lvb)
1673{
1674 __swab64s(&lvb->lvb_flags);
1675 __swab64s(&lvb->lvb_id_may_rel);
1676 __swab64s(&lvb->lvb_id_rel);
1677 __swab64s(&lvb->lvb_id_qunit);
1678 __swab64s(&lvb->lvb_pad1);
1679}
1680EXPORT_SYMBOL(lustre_swab_lquota_lvb);
1681
1682void lustre_swab_mdt_body(struct mdt_body *b)
1683{
1684 lustre_swab_lu_fid(&b->fid1);
1685 lustre_swab_lu_fid(&b->fid2);
1686
1687 __swab64s(&b->valid);
1688 __swab64s(&b->size);
1689 __swab64s(&b->mtime);
1690 __swab64s(&b->atime);
1691 __swab64s(&b->ctime);
1692 __swab64s(&b->blocks);
1693 __swab64s(&b->ioepoch);
1694 __swab64s(&b->t_state);
1695 __swab32s(&b->fsuid);
1696 __swab32s(&b->fsgid);
1697 __swab32s(&b->capability);
1698 __swab32s(&b->mode);
1699 __swab32s(&b->uid);
1700 __swab32s(&b->gid);
1701 __swab32s(&b->flags);
1702 __swab32s(&b->rdev);
1703 __swab32s(&b->nlink);
1704 CLASSERT(offsetof(typeof(*b), unused2) != 0);
1705 __swab32s(&b->suppgid);
1706 __swab32s(&b->eadatasize);
1707 __swab32s(&b->aclsize);
1708 __swab32s(&b->max_mdsize);
1709 __swab32s(&b->max_cookiesize);
1710 __swab32s(&b->uid_h);
1711 __swab32s(&b->gid_h);
1712 CLASSERT(offsetof(typeof(*b), padding_5) != 0);
1713}
1714EXPORT_SYMBOL(lustre_swab_mdt_body);
1715
1716void lustre_swab_mdt_ioepoch(struct mdt_ioepoch *b)
1717{
1718
1719 __swab64s(&b->ioepoch);
1720 __swab32s(&b->flags);
1721 CLASSERT(offsetof(typeof(*b), padding) != 0);
1722}
1723EXPORT_SYMBOL(lustre_swab_mdt_ioepoch);
1724
1725void lustre_swab_mgs_target_info(struct mgs_target_info *mti)
1726{
1727 int i;
1728
1729 __swab32s(&mti->mti_lustre_ver);
1730 __swab32s(&mti->mti_stripe_index);
1731 __swab32s(&mti->mti_config_ver);
1732 __swab32s(&mti->mti_flags);
1733 __swab32s(&mti->mti_instance);
1734 __swab32s(&mti->mti_nid_count);
1735 CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
1736 for (i = 0; i < MTI_NIDS_MAX; i++)
1737 __swab64s(&mti->mti_nids[i]);
1738}
1739EXPORT_SYMBOL(lustre_swab_mgs_target_info);
1740
1741void lustre_swab_mgs_nidtbl_entry(struct mgs_nidtbl_entry *entry)
1742{
1743 int i;
1744
1745 __swab64s(&entry->mne_version);
1746 __swab32s(&entry->mne_instance);
1747 __swab32s(&entry->mne_index);
1748 __swab32s(&entry->mne_length);
1749
1750
1751
1752 CLASSERT(sizeof(entry->mne_nid_count) == sizeof(__u8));
1753 CLASSERT(sizeof(entry->mne_nid_type) == sizeof(__u8));
1754
1755
1756 LASSERT(entry->mne_nid_type == 0);
1757 for (i = 0; i < entry->mne_nid_count; i++) {
1758 CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
1759 __swab64s(&entry->u.nids[i]);
1760 }
1761}
1762EXPORT_SYMBOL(lustre_swab_mgs_nidtbl_entry);
1763
1764void lustre_swab_mgs_config_body(struct mgs_config_body *body)
1765{
1766 __swab64s(&body->mcb_offset);
1767 __swab32s(&body->mcb_units);
1768 __swab16s(&body->mcb_type);
1769}
1770EXPORT_SYMBOL(lustre_swab_mgs_config_body);
1771
1772void lustre_swab_mgs_config_res(struct mgs_config_res *body)
1773{
1774 __swab64s(&body->mcr_offset);
1775 __swab64s(&body->mcr_size);
1776}
1777EXPORT_SYMBOL(lustre_swab_mgs_config_res);
1778
1779static void lustre_swab_obd_dqinfo(struct obd_dqinfo *i)
1780{
1781 __swab64s(&i->dqi_bgrace);
1782 __swab64s(&i->dqi_igrace);
1783 __swab32s(&i->dqi_flags);
1784 __swab32s(&i->dqi_valid);
1785}
1786
1787static void lustre_swab_obd_dqblk(struct obd_dqblk *b)
1788{
1789 __swab64s(&b->dqb_ihardlimit);
1790 __swab64s(&b->dqb_isoftlimit);
1791 __swab64s(&b->dqb_curinodes);
1792 __swab64s(&b->dqb_bhardlimit);
1793 __swab64s(&b->dqb_bsoftlimit);
1794 __swab64s(&b->dqb_curspace);
1795 __swab64s(&b->dqb_btime);
1796 __swab64s(&b->dqb_itime);
1797 __swab32s(&b->dqb_valid);
1798 CLASSERT(offsetof(typeof(*b), dqb_padding) != 0);
1799}
1800
1801void lustre_swab_obd_quotactl(struct obd_quotactl *q)
1802{
1803 __swab32s(&q->qc_cmd);
1804 __swab32s(&q->qc_type);
1805 __swab32s(&q->qc_id);
1806 __swab32s(&q->qc_stat);
1807 lustre_swab_obd_dqinfo(&q->qc_dqinfo);
1808 lustre_swab_obd_dqblk(&q->qc_dqblk);
1809}
1810EXPORT_SYMBOL(lustre_swab_obd_quotactl);
1811
1812void lustre_swab_mdt_remote_perm(struct mdt_remote_perm *p)
1813{
1814 __swab32s(&p->rp_uid);
1815 __swab32s(&p->rp_gid);
1816 __swab32s(&p->rp_fsuid);
1817 __swab32s(&p->rp_fsuid_h);
1818 __swab32s(&p->rp_fsgid);
1819 __swab32s(&p->rp_fsgid_h);
1820 __swab32s(&p->rp_access_perm);
1821 __swab32s(&p->rp_padding);
1822};
1823EXPORT_SYMBOL(lustre_swab_mdt_remote_perm);
1824
1825void lustre_swab_fid2path(struct getinfo_fid2path *gf)
1826{
1827 lustre_swab_lu_fid(&gf->gf_fid);
1828 __swab64s(&gf->gf_recno);
1829 __swab32s(&gf->gf_linkno);
1830 __swab32s(&gf->gf_pathlen);
1831}
1832EXPORT_SYMBOL(lustre_swab_fid2path);
1833
1834static void lustre_swab_fiemap_extent(struct ll_fiemap_extent *fm_extent)
1835{
1836 __swab64s(&fm_extent->fe_logical);
1837 __swab64s(&fm_extent->fe_physical);
1838 __swab64s(&fm_extent->fe_length);
1839 __swab32s(&fm_extent->fe_flags);
1840 __swab32s(&fm_extent->fe_device);
1841}
1842
1843void lustre_swab_fiemap(struct ll_user_fiemap *fiemap)
1844{
1845 int i;
1846
1847 __swab64s(&fiemap->fm_start);
1848 __swab64s(&fiemap->fm_length);
1849 __swab32s(&fiemap->fm_flags);
1850 __swab32s(&fiemap->fm_mapped_extents);
1851 __swab32s(&fiemap->fm_extent_count);
1852 __swab32s(&fiemap->fm_reserved);
1853
1854 for (i = 0; i < fiemap->fm_mapped_extents; i++)
1855 lustre_swab_fiemap_extent(&fiemap->fm_extents[i]);
1856}
1857EXPORT_SYMBOL(lustre_swab_fiemap);
1858
1859void lustre_swab_mdt_rec_reint (struct mdt_rec_reint *rr)
1860{
1861 __swab32s(&rr->rr_opcode);
1862 __swab32s(&rr->rr_cap);
1863 __swab32s(&rr->rr_fsuid);
1864
1865 __swab32s(&rr->rr_fsgid);
1866
1867 __swab32s(&rr->rr_suppgid1);
1868
1869 __swab32s(&rr->rr_suppgid2);
1870
1871 lustre_swab_lu_fid(&rr->rr_fid1);
1872 lustre_swab_lu_fid(&rr->rr_fid2);
1873 __swab64s(&rr->rr_mtime);
1874 __swab64s(&rr->rr_atime);
1875 __swab64s(&rr->rr_ctime);
1876 __swab64s(&rr->rr_size);
1877 __swab64s(&rr->rr_blocks);
1878 __swab32s(&rr->rr_bias);
1879 __swab32s(&rr->rr_mode);
1880 __swab32s(&rr->rr_flags);
1881 __swab32s(&rr->rr_flags_h);
1882 __swab32s(&rr->rr_umask);
1883
1884 CLASSERT(offsetof(typeof(*rr), rr_padding_4) != 0);
1885};
1886EXPORT_SYMBOL(lustre_swab_mdt_rec_reint);
1887
1888void lustre_swab_lov_desc(struct lov_desc *ld)
1889{
1890 __swab32s(&ld->ld_tgt_count);
1891 __swab32s(&ld->ld_active_tgt_count);
1892 __swab32s(&ld->ld_default_stripe_count);
1893 __swab32s(&ld->ld_pattern);
1894 __swab64s(&ld->ld_default_stripe_size);
1895 __swab64s(&ld->ld_default_stripe_offset);
1896 __swab32s(&ld->ld_qos_maxage);
1897
1898}
1899EXPORT_SYMBOL(lustre_swab_lov_desc);
1900
1901static void print_lum(struct lov_user_md *lum)
1902{
1903 CDEBUG(D_OTHER, "lov_user_md %p:\n", lum);
1904 CDEBUG(D_OTHER, "\tlmm_magic: %#x\n", lum->lmm_magic);
1905 CDEBUG(D_OTHER, "\tlmm_pattern: %#x\n", lum->lmm_pattern);
1906 CDEBUG(D_OTHER, "\tlmm_object_id: %llu\n", lmm_oi_id(&lum->lmm_oi));
1907 CDEBUG(D_OTHER, "\tlmm_object_gr: %llu\n", lmm_oi_seq(&lum->lmm_oi));
1908 CDEBUG(D_OTHER, "\tlmm_stripe_size: %#x\n", lum->lmm_stripe_size);
1909 CDEBUG(D_OTHER, "\tlmm_stripe_count: %#x\n", lum->lmm_stripe_count);
1910 CDEBUG(D_OTHER, "\tlmm_stripe_offset/lmm_layout_gen: %#x\n",
1911 lum->lmm_stripe_offset);
1912}
1913
1914static void lustre_swab_lmm_oi(struct ost_id *oi)
1915{
1916 __swab64s(&oi->oi.oi_id);
1917 __swab64s(&oi->oi.oi_seq);
1918}
1919
1920static void lustre_swab_lov_user_md_common(struct lov_user_md_v1 *lum)
1921{
1922 __swab32s(&lum->lmm_magic);
1923 __swab32s(&lum->lmm_pattern);
1924 lustre_swab_lmm_oi(&lum->lmm_oi);
1925 __swab32s(&lum->lmm_stripe_size);
1926 __swab16s(&lum->lmm_stripe_count);
1927 __swab16s(&lum->lmm_stripe_offset);
1928 print_lum(lum);
1929}
1930
1931void lustre_swab_lov_user_md_v1(struct lov_user_md_v1 *lum)
1932{
1933 CDEBUG(D_IOCTL, "swabbing lov_user_md v1\n");
1934 lustre_swab_lov_user_md_common(lum);
1935}
1936EXPORT_SYMBOL(lustre_swab_lov_user_md_v1);
1937
1938void lustre_swab_lov_user_md_v3(struct lov_user_md_v3 *lum)
1939{
1940 CDEBUG(D_IOCTL, "swabbing lov_user_md v3\n");
1941 lustre_swab_lov_user_md_common((struct lov_user_md_v1 *)lum);
1942
1943}
1944EXPORT_SYMBOL(lustre_swab_lov_user_md_v3);
1945
1946void lustre_swab_lov_mds_md(struct lov_mds_md *lmm)
1947{
1948 CDEBUG(D_IOCTL, "swabbing lov_mds_md\n");
1949 __swab32s(&lmm->lmm_magic);
1950 __swab32s(&lmm->lmm_pattern);
1951 lustre_swab_lmm_oi(&lmm->lmm_oi);
1952 __swab32s(&lmm->lmm_stripe_size);
1953 __swab16s(&lmm->lmm_stripe_count);
1954 __swab16s(&lmm->lmm_layout_gen);
1955}
1956EXPORT_SYMBOL(lustre_swab_lov_mds_md);
1957
1958void lustre_swab_lov_user_md_objects(struct lov_user_ost_data *lod,
1959 int stripe_count)
1960{
1961 int i;
1962
1963 for (i = 0; i < stripe_count; i++) {
1964 lustre_swab_ost_id(&(lod[i].l_ost_oi));
1965 __swab32s(&(lod[i].l_ost_gen));
1966 __swab32s(&(lod[i].l_ost_idx));
1967 }
1968}
1969EXPORT_SYMBOL(lustre_swab_lov_user_md_objects);
1970
1971static void lustre_swab_ldlm_res_id(struct ldlm_res_id *id)
1972{
1973 int i;
1974
1975 for (i = 0; i < RES_NAME_SIZE; i++)
1976 __swab64s(&id->name[i]);
1977}
1978
1979static void lustre_swab_ldlm_policy_data(ldlm_wire_policy_data_t *d)
1980{
1981
1982
1983
1984
1985 __swab64s(&d->l_extent.start);
1986 __swab64s(&d->l_extent.end);
1987 __swab64s(&d->l_extent.gid);
1988 __swab64s(&d->l_flock.lfw_owner);
1989 __swab32s(&d->l_flock.lfw_pid);
1990}
1991
1992void lustre_swab_ldlm_intent(struct ldlm_intent *i)
1993{
1994 __swab64s(&i->opc);
1995}
1996EXPORT_SYMBOL(lustre_swab_ldlm_intent);
1997
1998static void lustre_swab_ldlm_resource_desc(struct ldlm_resource_desc *r)
1999{
2000 __swab32s(&r->lr_type);
2001 CLASSERT(offsetof(typeof(*r), lr_padding) != 0);
2002 lustre_swab_ldlm_res_id(&r->lr_name);
2003}
2004
2005static void lustre_swab_ldlm_lock_desc(struct ldlm_lock_desc *l)
2006{
2007 lustre_swab_ldlm_resource_desc(&l->l_resource);
2008 __swab32s(&l->l_req_mode);
2009 __swab32s(&l->l_granted_mode);
2010 lustre_swab_ldlm_policy_data(&l->l_policy_data);
2011}
2012
2013void lustre_swab_ldlm_request(struct ldlm_request *rq)
2014{
2015 __swab32s(&rq->lock_flags);
2016 lustre_swab_ldlm_lock_desc(&rq->lock_desc);
2017 __swab32s(&rq->lock_count);
2018
2019}
2020EXPORT_SYMBOL(lustre_swab_ldlm_request);
2021
2022void lustre_swab_ldlm_reply(struct ldlm_reply *r)
2023{
2024 __swab32s(&r->lock_flags);
2025 CLASSERT(offsetof(typeof(*r), lock_padding) != 0);
2026 lustre_swab_ldlm_lock_desc(&r->lock_desc);
2027
2028 __swab64s(&r->lock_policy_res1);
2029 __swab64s(&r->lock_policy_res2);
2030}
2031EXPORT_SYMBOL(lustre_swab_ldlm_reply);
2032
2033
2034void dump_ioo(struct obd_ioobj *ioo)
2035{
2036 CDEBUG(D_RPCTRACE,
2037 "obd_ioobj: ioo_oid=" DOSTID ", ioo_max_brw=%#x, ioo_bufct=%d\n",
2038 POSTID(&ioo->ioo_oid), ioo->ioo_max_brw,
2039 ioo->ioo_bufcnt);
2040}
2041EXPORT_SYMBOL(dump_ioo);
2042
2043void dump_rniobuf(struct niobuf_remote *nb)
2044{
2045 CDEBUG(D_RPCTRACE, "niobuf_remote: offset=%llu, len=%d, flags=%x\n",
2046 nb->offset, nb->len, nb->flags);
2047}
2048EXPORT_SYMBOL(dump_rniobuf);
2049
2050static void dump_obdo(struct obdo *oa)
2051{
2052 __u32 valid = oa->o_valid;
2053
2054 CDEBUG(D_RPCTRACE, "obdo: o_valid = %08x\n", valid);
2055 if (valid & OBD_MD_FLID)
2056 CDEBUG(D_RPCTRACE, "obdo: id = "DOSTID"\n", POSTID(&oa->o_oi));
2057 if (valid & OBD_MD_FLFID)
2058 CDEBUG(D_RPCTRACE, "obdo: o_parent_seq = %#llx\n",
2059 oa->o_parent_seq);
2060 if (valid & OBD_MD_FLSIZE)
2061 CDEBUG(D_RPCTRACE, "obdo: o_size = %lld\n", oa->o_size);
2062 if (valid & OBD_MD_FLMTIME)
2063 CDEBUG(D_RPCTRACE, "obdo: o_mtime = %lld\n", oa->o_mtime);
2064 if (valid & OBD_MD_FLATIME)
2065 CDEBUG(D_RPCTRACE, "obdo: o_atime = %lld\n", oa->o_atime);
2066 if (valid & OBD_MD_FLCTIME)
2067 CDEBUG(D_RPCTRACE, "obdo: o_ctime = %lld\n", oa->o_ctime);
2068 if (valid & OBD_MD_FLBLOCKS)
2069 CDEBUG(D_RPCTRACE, "obdo: o_blocks = %lld\n", oa->o_blocks);
2070 if (valid & OBD_MD_FLGRANT)
2071 CDEBUG(D_RPCTRACE, "obdo: o_grant = %lld\n", oa->o_grant);
2072 if (valid & OBD_MD_FLBLKSZ)
2073 CDEBUG(D_RPCTRACE, "obdo: o_blksize = %d\n", oa->o_blksize);
2074 if (valid & (OBD_MD_FLTYPE | OBD_MD_FLMODE))
2075 CDEBUG(D_RPCTRACE, "obdo: o_mode = %o\n",
2076 oa->o_mode & ((valid & OBD_MD_FLTYPE ? S_IFMT : 0) |
2077 (valid & OBD_MD_FLMODE ? ~S_IFMT : 0)));
2078 if (valid & OBD_MD_FLUID)
2079 CDEBUG(D_RPCTRACE, "obdo: o_uid = %u\n", oa->o_uid);
2080 if (valid & OBD_MD_FLUID)
2081 CDEBUG(D_RPCTRACE, "obdo: o_uid_h = %u\n", oa->o_uid_h);
2082 if (valid & OBD_MD_FLGID)
2083 CDEBUG(D_RPCTRACE, "obdo: o_gid = %u\n", oa->o_gid);
2084 if (valid & OBD_MD_FLGID)
2085 CDEBUG(D_RPCTRACE, "obdo: o_gid_h = %u\n", oa->o_gid_h);
2086 if (valid & OBD_MD_FLFLAGS)
2087 CDEBUG(D_RPCTRACE, "obdo: o_flags = %x\n", oa->o_flags);
2088 if (valid & OBD_MD_FLNLINK)
2089 CDEBUG(D_RPCTRACE, "obdo: o_nlink = %u\n", oa->o_nlink);
2090 else if (valid & OBD_MD_FLCKSUM)
2091 CDEBUG(D_RPCTRACE, "obdo: o_checksum (o_nlink) = %u\n",
2092 oa->o_nlink);
2093 if (valid & OBD_MD_FLGENER)
2094 CDEBUG(D_RPCTRACE, "obdo: o_parent_oid = %x\n",
2095 oa->o_parent_oid);
2096 if (valid & OBD_MD_FLEPOCH)
2097 CDEBUG(D_RPCTRACE, "obdo: o_ioepoch = %lld\n",
2098 oa->o_ioepoch);
2099 if (valid & OBD_MD_FLFID) {
2100 CDEBUG(D_RPCTRACE, "obdo: o_stripe_idx = %u\n",
2101 oa->o_stripe_idx);
2102 CDEBUG(D_RPCTRACE, "obdo: o_parent_ver = %x\n",
2103 oa->o_parent_ver);
2104 }
2105 if (valid & OBD_MD_FLHANDLE)
2106 CDEBUG(D_RPCTRACE, "obdo: o_handle = %lld\n",
2107 oa->o_handle.cookie);
2108 if (valid & OBD_MD_FLCOOKIE)
2109 CDEBUG(D_RPCTRACE, "obdo: o_lcookie = (llog_cookie dumping not yet implemented)\n");
2110}
2111
2112void dump_ost_body(struct ost_body *ob)
2113{
2114 dump_obdo(&ob->oa);
2115}
2116EXPORT_SYMBOL(dump_ost_body);
2117
2118void dump_rcs(__u32 *rc)
2119{
2120 CDEBUG(D_RPCTRACE, "rmf_rcs: %d\n", *rc);
2121}
2122EXPORT_SYMBOL(dump_rcs);
2123
2124static inline int req_ptlrpc_body_swabbed(struct ptlrpc_request *req)
2125{
2126 LASSERT(req->rq_reqmsg);
2127
2128 switch (req->rq_reqmsg->lm_magic) {
2129 case LUSTRE_MSG_MAGIC_V2:
2130 return lustre_req_swabbed(req, MSG_PTLRPC_BODY_OFF);
2131 default:
2132 CERROR("bad lustre msg magic: %#08X\n",
2133 req->rq_reqmsg->lm_magic);
2134 }
2135 return 0;
2136}
2137
2138static inline int rep_ptlrpc_body_swabbed(struct ptlrpc_request *req)
2139{
2140 LASSERT(req->rq_repmsg);
2141
2142 switch (req->rq_repmsg->lm_magic) {
2143 case LUSTRE_MSG_MAGIC_V2:
2144 return lustre_rep_swabbed(req, MSG_PTLRPC_BODY_OFF);
2145 default:
2146
2147 return 0;
2148 }
2149}
2150
2151void _debug_req(struct ptlrpc_request *req,
2152 struct libcfs_debug_msg_data *msgdata,
2153 const char *fmt, ...)
2154{
2155 int req_ok = req->rq_reqmsg != NULL;
2156 int rep_ok = req->rq_repmsg != NULL;
2157 lnet_nid_t nid = LNET_NID_ANY;
2158 va_list args;
2159
2160 if (ptlrpc_req_need_swab(req)) {
2161 req_ok = req_ok && req_ptlrpc_body_swabbed(req);
2162 rep_ok = rep_ok && rep_ptlrpc_body_swabbed(req);
2163 }
2164
2165 if (req->rq_import && req->rq_import->imp_connection)
2166 nid = req->rq_import->imp_connection->c_peer.nid;
2167 else if (req->rq_export && req->rq_export->exp_connection)
2168 nid = req->rq_export->exp_connection->c_peer.nid;
2169
2170 va_start(args, fmt);
2171 libcfs_debug_vmsg2(msgdata, fmt, args,
2172 " req@%p x%llu/t%lld(%lld) o%d->%s@%s:%d/%d lens %d/%d e %d to %lld dl %lld ref %d fl " REQ_FLAGS_FMT "/%x/%x rc %d/%d\n",
2173 req, req->rq_xid, req->rq_transno,
2174 req_ok ? lustre_msg_get_transno(req->rq_reqmsg) : 0,
2175 req_ok ? lustre_msg_get_opc(req->rq_reqmsg) : -1,
2176 req->rq_import ?
2177 req->rq_import->imp_obd->obd_name :
2178 req->rq_export ?
2179 req->rq_export->exp_client_uuid.uuid :
2180 "<?>",
2181 libcfs_nid2str(nid),
2182 req->rq_request_portal, req->rq_reply_portal,
2183 req->rq_reqlen, req->rq_replen,
2184 req->rq_early_count, (s64)req->rq_timedout,
2185 (s64)req->rq_deadline,
2186 atomic_read(&req->rq_refcount),
2187 DEBUG_REQ_FLAGS(req),
2188 req_ok ? lustre_msg_get_flags(req->rq_reqmsg) : -1,
2189 rep_ok ? lustre_msg_get_flags(req->rq_repmsg) : -1,
2190 req->rq_status,
2191 rep_ok ? lustre_msg_get_status(req->rq_repmsg) : -1);
2192 va_end(args);
2193}
2194EXPORT_SYMBOL(_debug_req);
2195
2196void lustre_swab_lustre_capa(struct lustre_capa *c)
2197{
2198 lustre_swab_lu_fid(&c->lc_fid);
2199 __swab64s(&c->lc_opc);
2200 __swab64s(&c->lc_uid);
2201 __swab64s(&c->lc_gid);
2202 __swab32s(&c->lc_flags);
2203 __swab32s(&c->lc_keyid);
2204 __swab32s(&c->lc_timeout);
2205 __swab32s(&c->lc_expiry);
2206}
2207EXPORT_SYMBOL(lustre_swab_lustre_capa);
2208
2209void lustre_swab_hsm_user_state(struct hsm_user_state *state)
2210{
2211 __swab32s(&state->hus_states);
2212 __swab32s(&state->hus_archive_id);
2213}
2214EXPORT_SYMBOL(lustre_swab_hsm_user_state);
2215
2216void lustre_swab_hsm_state_set(struct hsm_state_set *hss)
2217{
2218 __swab32s(&hss->hss_valid);
2219 __swab64s(&hss->hss_setmask);
2220 __swab64s(&hss->hss_clearmask);
2221 __swab32s(&hss->hss_archive_id);
2222}
2223EXPORT_SYMBOL(lustre_swab_hsm_state_set);
2224
2225static void lustre_swab_hsm_extent(struct hsm_extent *extent)
2226{
2227 __swab64s(&extent->offset);
2228 __swab64s(&extent->length);
2229}
2230
2231void lustre_swab_hsm_current_action(struct hsm_current_action *action)
2232{
2233 __swab32s(&action->hca_state);
2234 __swab32s(&action->hca_action);
2235 lustre_swab_hsm_extent(&action->hca_location);
2236}
2237EXPORT_SYMBOL(lustre_swab_hsm_current_action);
2238
2239void lustre_swab_hsm_user_item(struct hsm_user_item *hui)
2240{
2241 lustre_swab_lu_fid(&hui->hui_fid);
2242 lustre_swab_hsm_extent(&hui->hui_extent);
2243}
2244EXPORT_SYMBOL(lustre_swab_hsm_user_item);
2245
2246void lustre_swab_layout_intent(struct layout_intent *li)
2247{
2248 __swab32s(&li->li_opc);
2249 __swab32s(&li->li_flags);
2250 __swab64s(&li->li_start);
2251 __swab64s(&li->li_end);
2252}
2253EXPORT_SYMBOL(lustre_swab_layout_intent);
2254
2255void lustre_swab_hsm_progress_kernel(struct hsm_progress_kernel *hpk)
2256{
2257 lustre_swab_lu_fid(&hpk->hpk_fid);
2258 __swab64s(&hpk->hpk_cookie);
2259 __swab64s(&hpk->hpk_extent.offset);
2260 __swab64s(&hpk->hpk_extent.length);
2261 __swab16s(&hpk->hpk_flags);
2262 __swab16s(&hpk->hpk_errval);
2263}
2264EXPORT_SYMBOL(lustre_swab_hsm_progress_kernel);
2265
2266void lustre_swab_hsm_request(struct hsm_request *hr)
2267{
2268 __swab32s(&hr->hr_action);
2269 __swab32s(&hr->hr_archive_id);
2270 __swab64s(&hr->hr_flags);
2271 __swab32s(&hr->hr_itemcount);
2272 __swab32s(&hr->hr_data_len);
2273}
2274EXPORT_SYMBOL(lustre_swab_hsm_request);
2275
2276void lustre_swab_swap_layouts(struct mdc_swap_layouts *msl)
2277{
2278 __swab64s(&msl->msl_flags);
2279}
2280EXPORT_SYMBOL(lustre_swab_swap_layouts);
2281
2282void lustre_swab_close_data(struct close_data *cd)
2283{
2284 lustre_swab_lu_fid(&cd->cd_fid);
2285 __swab64s(&cd->cd_data_version);
2286}
2287EXPORT_SYMBOL(lustre_swab_close_data);
2288