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) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2016, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
32 * lustre/ptlrpc/pack_generic.c
34 * (Un)packing of OST requests
36 * Author: Peter J. Braam <braam@clusterfs.com>
37 * Author: Phil Schwan <phil@clusterfs.com>
38 * Author: Eric Barton <eeb@clusterfs.com>
41 #define DEBUG_SUBSYSTEM S_RPC
43 #include <libcfs/libcfs.h>
45 #include <llog_swab.h>
46 #include <lustre_net.h>
47 #include <lustre_swab.h>
48 #include <obd_cksum.h>
49 #include <obd_class.h>
50 #include <obd_support.h>
51 #include <obj_update.h>
53 #include "ptlrpc_internal.h"
55 static inline __u32 lustre_msg_hdr_size_v2(__u32 count)
57 return cfs_size_round(offsetof(struct lustre_msg_v2,
61 __u32 lustre_msg_hdr_size(__u32 magic, __u32 count)
64 case LUSTRE_MSG_MAGIC_V2:
65 return lustre_msg_hdr_size_v2(count);
67 LASSERTF(0, "incorrect message magic: %08x\n", magic);
72 void ptlrpc_buf_set_swabbed(struct ptlrpc_request *req, const int inout,
76 lustre_set_req_swabbed(req, index);
78 lustre_set_rep_swabbed(req, index);
81 int ptlrpc_buf_need_swab(struct ptlrpc_request *req, const int inout,
85 return (ptlrpc_req_need_swab(req) &&
86 !lustre_req_swabbed(req, index));
88 return (ptlrpc_rep_need_swab(req) &&
89 !lustre_rep_swabbed(req, index));
92 static inline int lustre_msg_check_version_v2(struct lustre_msg_v2 *msg,
95 __u32 ver = lustre_msg_get_version(msg);
96 return (ver & LUSTRE_VERSION_MASK) != version;
99 int lustre_msg_check_version(struct lustre_msg *msg, __u32 version)
101 #define LUSTRE_MSG_MAGIC_V1 0x0BD00BD0
102 switch (msg->lm_magic) {
103 case LUSTRE_MSG_MAGIC_V1:
104 CERROR("msg v1 not supported - please upgrade you system\n");
106 case LUSTRE_MSG_MAGIC_V2:
107 return lustre_msg_check_version_v2(msg, version);
109 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
112 #undef LUSTRE_MSG_MAGIC_V1
115 /* early reply size */
116 __u32 lustre_msg_early_size()
120 /* Always reply old ptlrpc_body_v2 to keep interoprability
121 * with the old client (< 2.3) which doesn't have pb_jobid
122 * in the ptlrpc_body.
124 * XXX Remove this whenever we dorp interoprability with such
127 __u32 pblen = sizeof(struct ptlrpc_body_v2);
128 size = lustre_msg_size(LUSTRE_MSG_MAGIC_V2, 1, &pblen);
132 EXPORT_SYMBOL(lustre_msg_early_size);
134 __u32 lustre_msg_size_v2(int count, __u32 *lengths)
139 size = lustre_msg_hdr_size_v2(count);
140 for (i = 0; i < count; i++)
141 size += cfs_size_round(lengths[i]);
145 EXPORT_SYMBOL(lustre_msg_size_v2);
147 /* This returns the size of the buffer that is required to hold a lustre_msg
148 * with the given sub-buffer lengths.
149 * NOTE: this should only be used for NEW requests, and should always be
150 * in the form of a v2 request. If this is a connection to a v1
151 * target then the first buffer will be stripped because the ptlrpc
152 * data is part of the lustre_msg_v1 header. b=14043 */
153 __u32 lustre_msg_size(__u32 magic, int count, __u32 *lens)
155 __u32 size[] = { sizeof(struct ptlrpc_body) };
163 LASSERT(lens[MSG_PTLRPC_BODY_OFF] >= sizeof(struct ptlrpc_body_v2));
166 case LUSTRE_MSG_MAGIC_V2:
167 return lustre_msg_size_v2(count, lens);
169 LASSERTF(0, "incorrect message magic: %08x\n", magic);
174 /* This is used to determine the size of a buffer that was already packed
175 * and will correctly handle the different message formats. */
176 __u32 lustre_packed_msg_size(struct lustre_msg *msg)
178 switch (msg->lm_magic) {
179 case LUSTRE_MSG_MAGIC_V2:
180 return lustre_msg_size_v2(msg->lm_bufcount, msg->lm_buflens);
182 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
187 void lustre_init_msg_v2(struct lustre_msg_v2 *msg, int count, __u32 *lens,
193 msg->lm_bufcount = count;
194 /* XXX: lm_secflvr uninitialized here */
195 msg->lm_magic = LUSTRE_MSG_MAGIC_V2;
197 for (i = 0; i < count; i++)
198 msg->lm_buflens[i] = lens[i];
203 ptr = (char *)msg + lustre_msg_hdr_size_v2(count);
204 for (i = 0; i < count; i++) {
208 memcpy(ptr, tmp, lens[i]);
209 ptr += cfs_size_round(lens[i]);
212 EXPORT_SYMBOL(lustre_init_msg_v2);
214 static int lustre_pack_request_v2(struct ptlrpc_request *req,
215 int count, __u32 *lens, char **bufs)
219 reqlen = lustre_msg_size_v2(count, lens);
221 rc = sptlrpc_cli_alloc_reqbuf(req, reqlen);
225 req->rq_reqlen = reqlen;
227 lustre_init_msg_v2(req->rq_reqmsg, count, lens, bufs);
228 lustre_msg_add_version(req->rq_reqmsg, PTLRPC_MSG_VERSION);
232 int lustre_pack_request(struct ptlrpc_request *req, __u32 magic, int count,
233 __u32 *lens, char **bufs)
235 __u32 size[] = { sizeof(struct ptlrpc_body) };
243 LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
245 /* only use new format, we don't need to be compatible with 1.4 */
246 magic = LUSTRE_MSG_MAGIC_V2;
249 case LUSTRE_MSG_MAGIC_V2:
250 return lustre_pack_request_v2(req, count, lens, bufs);
252 LASSERTF(0, "incorrect message magic: %08x\n", magic);
258 struct list_head ptlrpc_rs_debug_lru =
259 LIST_HEAD_INIT(ptlrpc_rs_debug_lru);
260 spinlock_t ptlrpc_rs_debug_lock;
262 #define PTLRPC_RS_DEBUG_LRU_ADD(rs) \
264 spin_lock(&ptlrpc_rs_debug_lock); \
265 list_add_tail(&(rs)->rs_debug_list, &ptlrpc_rs_debug_lru); \
266 spin_unlock(&ptlrpc_rs_debug_lock); \
269 #define PTLRPC_RS_DEBUG_LRU_DEL(rs) \
271 spin_lock(&ptlrpc_rs_debug_lock); \
272 list_del(&(rs)->rs_debug_list); \
273 spin_unlock(&ptlrpc_rs_debug_lock); \
276 # define PTLRPC_RS_DEBUG_LRU_ADD(rs) do {} while(0)
277 # define PTLRPC_RS_DEBUG_LRU_DEL(rs) do {} while(0)
280 struct ptlrpc_reply_state *
281 lustre_get_emerg_rs(struct ptlrpc_service_part *svcpt)
283 struct ptlrpc_reply_state *rs = NULL;
285 spin_lock(&svcpt->scp_rep_lock);
287 /* See if we have anything in a pool, and wait if nothing */
288 while (list_empty(&svcpt->scp_rep_idle)) {
289 struct l_wait_info lwi;
292 spin_unlock(&svcpt->scp_rep_lock);
293 /* If we cannot get anything for some long time, we better
294 * bail out instead of waiting infinitely */
295 lwi = LWI_TIMEOUT(cfs_time_seconds(10), NULL, NULL);
296 rc = l_wait_event(svcpt->scp_rep_waitq,
297 !list_empty(&svcpt->scp_rep_idle), &lwi);
300 spin_lock(&svcpt->scp_rep_lock);
303 rs = list_entry(svcpt->scp_rep_idle.next,
304 struct ptlrpc_reply_state, rs_list);
305 list_del(&rs->rs_list);
307 spin_unlock(&svcpt->scp_rep_lock);
309 memset(rs, 0, svcpt->scp_service->srv_max_reply_size);
310 rs->rs_size = svcpt->scp_service->srv_max_reply_size;
311 rs->rs_svcpt = svcpt;
317 void lustre_put_emerg_rs(struct ptlrpc_reply_state *rs)
319 struct ptlrpc_service_part *svcpt = rs->rs_svcpt;
321 spin_lock(&svcpt->scp_rep_lock);
322 list_add(&rs->rs_list, &svcpt->scp_rep_idle);
323 spin_unlock(&svcpt->scp_rep_lock);
324 wake_up(&svcpt->scp_rep_waitq);
327 int lustre_pack_reply_v2(struct ptlrpc_request *req, int count,
328 __u32 *lens, char **bufs, int flags)
330 struct ptlrpc_reply_state *rs;
334 LASSERT(req->rq_reply_state == NULL);
336 if ((flags & LPRFL_EARLY_REPLY) == 0) {
337 spin_lock(&req->rq_lock);
338 req->rq_packed_final = 1;
339 spin_unlock(&req->rq_lock);
342 msg_len = lustre_msg_size_v2(count, lens);
343 rc = sptlrpc_svc_alloc_rs(req, msg_len);
347 rs = req->rq_reply_state;
348 atomic_set(&rs->rs_refcount, 1); /* 1 ref for rq_reply_state */
349 rs->rs_cb_id.cbid_fn = reply_out_callback;
350 rs->rs_cb_id.cbid_arg = rs;
351 rs->rs_svcpt = req->rq_rqbd->rqbd_svcpt;
352 INIT_LIST_HEAD(&rs->rs_exp_list);
353 INIT_LIST_HEAD(&rs->rs_obd_list);
354 INIT_LIST_HEAD(&rs->rs_list);
355 spin_lock_init(&rs->rs_lock);
357 req->rq_replen = msg_len;
358 req->rq_reply_state = rs;
359 req->rq_repmsg = rs->rs_msg;
361 lustre_init_msg_v2(rs->rs_msg, count, lens, bufs);
362 lustre_msg_add_version(rs->rs_msg, PTLRPC_MSG_VERSION);
364 PTLRPC_RS_DEBUG_LRU_ADD(rs);
368 EXPORT_SYMBOL(lustre_pack_reply_v2);
370 int lustre_pack_reply_flags(struct ptlrpc_request *req, int count, __u32 *lens,
371 char **bufs, int flags)
374 __u32 size[] = { sizeof(struct ptlrpc_body) };
382 LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
384 switch (req->rq_reqmsg->lm_magic) {
385 case LUSTRE_MSG_MAGIC_V2:
386 rc = lustre_pack_reply_v2(req, count, lens, bufs, flags);
389 LASSERTF(0, "incorrect message magic: %08x\n",
390 req->rq_reqmsg->lm_magic);
394 CERROR("lustre_pack_reply failed: rc=%d size=%d\n", rc,
395 lustre_msg_size(req->rq_reqmsg->lm_magic, count, lens));
399 int lustre_pack_reply(struct ptlrpc_request *req, int count, __u32 *lens,
402 return lustre_pack_reply_flags(req, count, lens, bufs, 0);
404 EXPORT_SYMBOL(lustre_pack_reply);
406 void *lustre_msg_buf_v2(struct lustre_msg_v2 *m, __u32 n, __u32 min_size)
408 __u32 i, offset, buflen, bufcount;
412 bufcount = m->lm_bufcount;
413 if (unlikely(n >= bufcount)) {
414 CDEBUG(D_INFO, "msg %p buffer[%d] not present (count %d)\n",
419 buflen = m->lm_buflens[n];
420 if (unlikely(buflen < min_size)) {
421 CERROR("msg %p buffer[%d] size %d too small "
422 "(required %d, opc=%d)\n", m, n, buflen, min_size,
423 n == MSG_PTLRPC_BODY_OFF ? -1 : lustre_msg_get_opc(m));
427 offset = lustre_msg_hdr_size_v2(bufcount);
428 for (i = 0; i < n; i++)
429 offset += cfs_size_round(m->lm_buflens[i]);
431 return (char *)m + offset;
434 void *lustre_msg_buf(struct lustre_msg *m, __u32 n, __u32 min_size)
436 switch (m->lm_magic) {
437 case LUSTRE_MSG_MAGIC_V2:
438 return lustre_msg_buf_v2(m, n, min_size);
440 LASSERTF(0, "incorrect message magic: %08x (msg:%p)\n",
445 EXPORT_SYMBOL(lustre_msg_buf);
447 static int lustre_shrink_msg_v2(struct lustre_msg_v2 *msg, __u32 segment,
448 unsigned int newlen, int move_data)
450 char *tail = NULL, *newpos;
454 LASSERT(msg->lm_bufcount > segment);
455 LASSERT(msg->lm_buflens[segment] >= newlen);
457 if (msg->lm_buflens[segment] == newlen)
460 if (move_data && msg->lm_bufcount > segment + 1) {
461 tail = lustre_msg_buf_v2(msg, segment + 1, 0);
462 for (n = segment + 1; n < msg->lm_bufcount; n++)
463 tail_len += cfs_size_round(msg->lm_buflens[n]);
466 msg->lm_buflens[segment] = newlen;
468 if (tail && tail_len) {
469 newpos = lustre_msg_buf_v2(msg, segment + 1, 0);
470 LASSERT(newpos <= tail);
472 memmove(newpos, tail, tail_len);
475 return lustre_msg_size_v2(msg->lm_bufcount, msg->lm_buflens);
479 * for @msg, shrink @segment to size @newlen. if @move_data is non-zero,
480 * we also move data forward from @segment + 1.
482 * if @newlen == 0, we remove the segment completely, but we still keep the
483 * totally bufcount the same to save possible data moving. this will leave a
484 * unused segment with size 0 at the tail, but that's ok.
486 * return new msg size after shrinking.
489 * + if any buffers higher than @segment has been filled in, must call shrink
490 * with non-zero @move_data.
491 * + caller should NOT keep pointers to msg buffers which higher than @segment
494 int lustre_shrink_msg(struct lustre_msg *msg, int segment,
495 unsigned int newlen, int move_data)
497 switch (msg->lm_magic) {
498 case LUSTRE_MSG_MAGIC_V2:
499 return lustre_shrink_msg_v2(msg, segment, newlen, move_data);
501 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
504 EXPORT_SYMBOL(lustre_shrink_msg);
506 void lustre_free_reply_state(struct ptlrpc_reply_state *rs)
508 PTLRPC_RS_DEBUG_LRU_DEL(rs);
510 LASSERT(atomic_read(&rs->rs_refcount) == 0);
511 LASSERT(!rs->rs_difficult || rs->rs_handled);
512 LASSERT(!rs->rs_on_net);
513 LASSERT(!rs->rs_scheduled);
514 LASSERT(rs->rs_export == NULL);
515 LASSERT(rs->rs_nlocks == 0);
516 LASSERT(list_empty(&rs->rs_exp_list));
517 LASSERT(list_empty(&rs->rs_obd_list));
519 sptlrpc_svc_free_rs(rs);
522 static int lustre_unpack_msg_v2(struct lustre_msg_v2 *m, int len)
524 int swabbed, required_len, i;
526 /* Now we know the sender speaks my language. */
527 required_len = lustre_msg_hdr_size_v2(0);
528 if (len < required_len) {
529 /* can't even look inside the message */
530 CERROR("message length %d too small for lustre_msg\n", len);
534 swabbed = (m->lm_magic == LUSTRE_MSG_MAGIC_V2_SWABBED);
537 __swab32s(&m->lm_magic);
538 __swab32s(&m->lm_bufcount);
539 __swab32s(&m->lm_secflvr);
540 __swab32s(&m->lm_repsize);
541 __swab32s(&m->lm_cksum);
542 __swab32s(&m->lm_flags);
543 CLASSERT(offsetof(typeof(*m), lm_padding_2) != 0);
544 CLASSERT(offsetof(typeof(*m), lm_padding_3) != 0);
547 required_len = lustre_msg_hdr_size_v2(m->lm_bufcount);
548 if (len < required_len) {
549 /* didn't receive all the buffer lengths */
550 CERROR ("message length %d too small for %d buflens\n",
551 len, m->lm_bufcount);
555 for (i = 0; i < m->lm_bufcount; i++) {
557 __swab32s(&m->lm_buflens[i]);
558 required_len += cfs_size_round(m->lm_buflens[i]);
561 if (len < required_len) {
562 CERROR("len: %d, required_len %d\n", len, required_len);
563 CERROR("bufcount: %d\n", m->lm_bufcount);
564 for (i = 0; i < m->lm_bufcount; i++)
565 CERROR("buffer %d length %d\n", i, m->lm_buflens[i]);
572 int __lustre_unpack_msg(struct lustre_msg *m, int len)
574 int required_len, rc;
577 /* We can provide a slightly better error log, if we check the
578 * message magic and version first. In the future, struct
579 * lustre_msg may grow, and we'd like to log a version mismatch,
580 * rather than a short message.
583 required_len = offsetof(struct lustre_msg, lm_magic) +
585 if (len < required_len) {
586 /* can't even look inside the message */
587 CERROR("message length %d too small for magic/version check\n",
592 rc = lustre_unpack_msg_v2(m, len);
596 EXPORT_SYMBOL(__lustre_unpack_msg);
598 int ptlrpc_unpack_req_msg(struct ptlrpc_request *req, int len)
601 rc = __lustre_unpack_msg(req->rq_reqmsg, len);
603 lustre_set_req_swabbed(req, MSG_PTLRPC_HEADER_OFF);
609 int ptlrpc_unpack_rep_msg(struct ptlrpc_request *req, int len)
612 rc = __lustre_unpack_msg(req->rq_repmsg, len);
614 lustre_set_rep_swabbed(req, MSG_PTLRPC_HEADER_OFF);
620 static inline int lustre_unpack_ptlrpc_body_v2(struct ptlrpc_request *req,
621 const int inout, int offset)
623 struct ptlrpc_body *pb;
624 struct lustre_msg_v2 *m = inout ? req->rq_reqmsg : req->rq_repmsg;
626 pb = lustre_msg_buf_v2(m, offset, sizeof(struct ptlrpc_body_v2));
628 CERROR("error unpacking ptlrpc body\n");
631 if (ptlrpc_buf_need_swab(req, inout, offset)) {
632 lustre_swab_ptlrpc_body(pb);
633 ptlrpc_buf_set_swabbed(req, inout, offset);
636 if ((pb->pb_version & ~LUSTRE_VERSION_MASK) != PTLRPC_MSG_VERSION) {
637 CERROR("wrong lustre_msg version %08x\n", pb->pb_version);
642 pb->pb_status = ptlrpc_status_ntoh(pb->pb_status);
647 int lustre_unpack_req_ptlrpc_body(struct ptlrpc_request *req, int offset)
649 switch (req->rq_reqmsg->lm_magic) {
650 case LUSTRE_MSG_MAGIC_V2:
651 return lustre_unpack_ptlrpc_body_v2(req, 1, offset);
653 CERROR("bad lustre msg magic: %08x\n",
654 req->rq_reqmsg->lm_magic);
659 int lustre_unpack_rep_ptlrpc_body(struct ptlrpc_request *req, int offset)
661 switch (req->rq_repmsg->lm_magic) {
662 case LUSTRE_MSG_MAGIC_V2:
663 return lustre_unpack_ptlrpc_body_v2(req, 0, offset);
665 CERROR("bad lustre msg magic: %08x\n",
666 req->rq_repmsg->lm_magic);
671 static inline __u32 lustre_msg_buflen_v2(struct lustre_msg_v2 *m, __u32 n)
673 if (n >= m->lm_bufcount)
676 return m->lm_buflens[n];
680 * lustre_msg_buflen - return the length of buffer \a n in message \a m
681 * \param m lustre_msg (request or reply) to look at
682 * \param n message index (base 0)
684 * returns zero for non-existent message indices
686 __u32 lustre_msg_buflen(struct lustre_msg *m, __u32 n)
688 switch (m->lm_magic) {
689 case LUSTRE_MSG_MAGIC_V2:
690 return lustre_msg_buflen_v2(m, n);
692 CERROR("incorrect message magic: %08x\n", m->lm_magic);
696 EXPORT_SYMBOL(lustre_msg_buflen);
699 lustre_msg_set_buflen_v2(struct lustre_msg_v2 *m, __u32 n, __u32 len)
701 if (n >= m->lm_bufcount)
704 m->lm_buflens[n] = len;
707 void lustre_msg_set_buflen(struct lustre_msg *m, __u32 n, __u32 len)
709 switch (m->lm_magic) {
710 case LUSTRE_MSG_MAGIC_V2:
711 lustre_msg_set_buflen_v2(m, n, len);
714 LASSERTF(0, "incorrect message magic: %08x\n", m->lm_magic);
718 /* NB return the bufcount for lustre_msg_v2 format, so if message is packed
719 * in V1 format, the result is one bigger. (add struct ptlrpc_body). */
720 __u32 lustre_msg_bufcount(struct lustre_msg *m)
722 switch (m->lm_magic) {
723 case LUSTRE_MSG_MAGIC_V2:
724 return m->lm_bufcount;
726 CERROR("incorrect message magic: %08x\n", m->lm_magic);
731 char *lustre_msg_string(struct lustre_msg *m, __u32 index, __u32 max_len)
733 /* max_len == 0 means the string should fill the buffer */
737 switch (m->lm_magic) {
738 case LUSTRE_MSG_MAGIC_V2:
739 str = lustre_msg_buf_v2(m, index, 0);
740 blen = lustre_msg_buflen_v2(m, index);
743 LASSERTF(0, "incorrect message magic: %08x\n", m->lm_magic);
747 CERROR ("can't unpack string in msg %p buffer[%d]\n", m, index);
751 slen = strnlen(str, blen);
753 if (slen == blen) { /* not NULL terminated */
754 CERROR("can't unpack non-NULL terminated string in "
755 "msg %p buffer[%d] len %d\n", m, index, blen);
760 if (slen != blen - 1) {
761 CERROR("can't unpack short string in msg %p "
762 "buffer[%d] len %d: strlen %d\n",
763 m, index, blen, slen);
766 } else if (slen > max_len) {
767 CERROR("can't unpack oversized string in msg %p "
768 "buffer[%d] len %d strlen %d: max %d expected\n",
769 m, index, blen, slen, max_len);
776 /* Wrap up the normal fixed length cases */
777 static inline void *__lustre_swab_buf(struct lustre_msg *msg, __u32 index,
778 __u32 min_size, void *swabber)
782 LASSERT(msg != NULL);
783 switch (msg->lm_magic) {
784 case LUSTRE_MSG_MAGIC_V2:
785 ptr = lustre_msg_buf_v2(msg, index, min_size);
788 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
791 if (ptr != NULL && swabber != NULL)
792 ((void (*)(void *))swabber)(ptr);
797 static inline struct ptlrpc_body *lustre_msg_ptlrpc_body(struct lustre_msg *msg)
799 return lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
800 sizeof(struct ptlrpc_body_v2));
803 __u32 lustre_msghdr_get_flags(struct lustre_msg *msg)
805 switch (msg->lm_magic) {
806 case LUSTRE_MSG_MAGIC_V2:
807 /* already in host endian */
808 return msg->lm_flags;
810 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
814 EXPORT_SYMBOL(lustre_msghdr_get_flags);
816 void lustre_msghdr_set_flags(struct lustre_msg *msg, __u32 flags)
818 switch (msg->lm_magic) {
819 case LUSTRE_MSG_MAGIC_V2:
820 msg->lm_flags = flags;
823 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
827 __u32 lustre_msg_get_flags(struct lustre_msg *msg)
829 switch (msg->lm_magic) {
830 case LUSTRE_MSG_MAGIC_V2: {
831 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
835 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
839 /* flags might be printed in debug code while message
844 EXPORT_SYMBOL(lustre_msg_get_flags);
846 void lustre_msg_add_flags(struct lustre_msg *msg, __u32 flags)
848 switch (msg->lm_magic) {
849 case LUSTRE_MSG_MAGIC_V2: {
850 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
851 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
852 pb->pb_flags |= flags;
856 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
859 EXPORT_SYMBOL(lustre_msg_add_flags);
861 void lustre_msg_set_flags(struct lustre_msg *msg, __u32 flags)
863 switch (msg->lm_magic) {
864 case LUSTRE_MSG_MAGIC_V2: {
865 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
866 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
867 pb->pb_flags = flags;
871 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
875 void lustre_msg_clear_flags(struct lustre_msg *msg, __u32 flags)
877 switch (msg->lm_magic) {
878 case LUSTRE_MSG_MAGIC_V2: {
879 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
880 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
881 pb->pb_flags &= ~flags;
886 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
889 EXPORT_SYMBOL(lustre_msg_clear_flags);
891 __u32 lustre_msg_get_op_flags(struct lustre_msg *msg)
893 switch (msg->lm_magic) {
894 case LUSTRE_MSG_MAGIC_V2: {
895 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
897 return pb->pb_op_flags;
899 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
907 void lustre_msg_add_op_flags(struct lustre_msg *msg, __u32 flags)
909 switch (msg->lm_magic) {
910 case LUSTRE_MSG_MAGIC_V2: {
911 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
912 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
913 pb->pb_op_flags |= flags;
917 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
920 EXPORT_SYMBOL(lustre_msg_add_op_flags);
922 struct lustre_handle *lustre_msg_get_handle(struct lustre_msg *msg)
924 switch (msg->lm_magic) {
925 case LUSTRE_MSG_MAGIC_V2: {
926 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
928 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
931 return &pb->pb_handle;
934 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
939 __u32 lustre_msg_get_type(struct lustre_msg *msg)
941 switch (msg->lm_magic) {
942 case LUSTRE_MSG_MAGIC_V2: {
943 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
945 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
946 return PTL_RPC_MSG_ERR;
951 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
952 return PTL_RPC_MSG_ERR;
955 EXPORT_SYMBOL(lustre_msg_get_type);
957 __u32 lustre_msg_get_version(struct lustre_msg *msg)
959 switch (msg->lm_magic) {
960 case LUSTRE_MSG_MAGIC_V2: {
961 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
963 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
966 return pb->pb_version;
969 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
974 void lustre_msg_add_version(struct lustre_msg *msg, __u32 version)
976 switch (msg->lm_magic) {
977 case LUSTRE_MSG_MAGIC_V2: {
978 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
979 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
980 pb->pb_version |= version;
984 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
988 __u32 lustre_msg_get_opc(struct lustre_msg *msg)
990 switch (msg->lm_magic) {
991 case LUSTRE_MSG_MAGIC_V2: {
992 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
994 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1000 CERROR("incorrect message magic: %08x (msg:%p)\n",
1001 msg->lm_magic, msg);
1005 EXPORT_SYMBOL(lustre_msg_get_opc);
1007 __u64 lustre_msg_get_last_xid(struct lustre_msg *msg)
1009 switch (msg->lm_magic) {
1010 case LUSTRE_MSG_MAGIC_V2: {
1011 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1013 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1016 return pb->pb_last_xid;
1019 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1023 EXPORT_SYMBOL(lustre_msg_get_last_xid);
1025 __u16 lustre_msg_get_tag(struct lustre_msg *msg)
1027 switch (msg->lm_magic) {
1028 case LUSTRE_MSG_MAGIC_V2: {
1029 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1031 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1037 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1041 EXPORT_SYMBOL(lustre_msg_get_tag);
1043 __u64 lustre_msg_get_last_committed(struct lustre_msg *msg)
1045 switch (msg->lm_magic) {
1046 case LUSTRE_MSG_MAGIC_V2: {
1047 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1049 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1052 return pb->pb_last_committed;
1055 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1059 EXPORT_SYMBOL(lustre_msg_get_last_committed);
1061 __u64 *lustre_msg_get_versions(struct lustre_msg *msg)
1063 switch (msg->lm_magic) {
1064 case LUSTRE_MSG_MAGIC_V2: {
1065 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1067 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1070 return pb->pb_pre_versions;
1073 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1077 EXPORT_SYMBOL(lustre_msg_get_versions);
1079 __u64 lustre_msg_get_transno(struct lustre_msg *msg)
1081 switch (msg->lm_magic) {
1082 case LUSTRE_MSG_MAGIC_V2: {
1083 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1085 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1088 return pb->pb_transno;
1091 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1095 EXPORT_SYMBOL(lustre_msg_get_transno);
1097 int lustre_msg_get_status(struct lustre_msg *msg)
1099 switch (msg->lm_magic) {
1100 case LUSTRE_MSG_MAGIC_V2: {
1101 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1103 return pb->pb_status;
1104 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1108 /* status might be printed in debug code while message
1113 EXPORT_SYMBOL(lustre_msg_get_status);
1115 __u64 lustre_msg_get_slv(struct lustre_msg *msg)
1117 switch (msg->lm_magic) {
1118 case LUSTRE_MSG_MAGIC_V2: {
1119 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1121 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1127 CERROR("invalid msg magic %08x\n", msg->lm_magic);
1133 void lustre_msg_set_slv(struct lustre_msg *msg, __u64 slv)
1135 switch (msg->lm_magic) {
1136 case LUSTRE_MSG_MAGIC_V2: {
1137 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1139 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1146 CERROR("invalid msg magic %x\n", msg->lm_magic);
1151 __u32 lustre_msg_get_limit(struct lustre_msg *msg)
1153 switch (msg->lm_magic) {
1154 case LUSTRE_MSG_MAGIC_V2: {
1155 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1157 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1160 return pb->pb_limit;
1163 CERROR("invalid msg magic %x\n", msg->lm_magic);
1169 void lustre_msg_set_limit(struct lustre_msg *msg, __u64 limit)
1171 switch (msg->lm_magic) {
1172 case LUSTRE_MSG_MAGIC_V2: {
1173 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1175 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1178 pb->pb_limit = limit;
1182 CERROR("invalid msg magic %08x\n", msg->lm_magic);
1187 __u32 lustre_msg_get_conn_cnt(struct lustre_msg *msg)
1189 switch (msg->lm_magic) {
1190 case LUSTRE_MSG_MAGIC_V2: {
1191 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1193 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1196 return pb->pb_conn_cnt;
1199 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1203 EXPORT_SYMBOL(lustre_msg_get_conn_cnt);
1205 __u32 lustre_msg_get_magic(struct lustre_msg *msg)
1207 switch (msg->lm_magic) {
1208 case LUSTRE_MSG_MAGIC_V2:
1209 return msg->lm_magic;
1211 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1216 __u32 lustre_msg_get_timeout(struct lustre_msg *msg)
1218 switch (msg->lm_magic) {
1219 case LUSTRE_MSG_MAGIC_V2: {
1220 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1222 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1225 return pb->pb_timeout;
1228 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1233 __u32 lustre_msg_get_service_time(struct lustre_msg *msg)
1235 switch (msg->lm_magic) {
1236 case LUSTRE_MSG_MAGIC_V2: {
1237 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1239 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1242 return pb->pb_service_time;
1245 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1250 char *lustre_msg_get_jobid(struct lustre_msg *msg)
1252 switch (msg->lm_magic) {
1253 case LUSTRE_MSG_MAGIC_V2: {
1254 struct ptlrpc_body *pb =
1255 lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
1256 sizeof(struct ptlrpc_body));
1260 return pb->pb_jobid;
1263 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1267 EXPORT_SYMBOL(lustre_msg_get_jobid);
1269 __u32 lustre_msg_get_cksum(struct lustre_msg *msg)
1271 switch (msg->lm_magic) {
1272 case LUSTRE_MSG_MAGIC_V2:
1273 return msg->lm_cksum;
1275 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1280 __u64 lustre_msg_get_mbits(struct lustre_msg *msg)
1282 switch (msg->lm_magic) {
1283 case LUSTRE_MSG_MAGIC_V2: {
1284 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1286 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1289 return pb->pb_mbits;
1292 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1297 __u32 lustre_msg_calc_cksum(struct lustre_msg *msg)
1299 switch (msg->lm_magic) {
1300 case LUSTRE_MSG_MAGIC_V2: {
1301 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1302 __u32 len = lustre_msg_buflen(msg, MSG_PTLRPC_BODY_OFF);
1304 unsigned int hsize = 4;
1307 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1308 cfs_crypto_hash_digest(CFS_HASH_ALG_CRC32, (unsigned char *)pb,
1309 len, NULL, 0, (unsigned char *)&crc,
1314 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1319 void lustre_msg_set_handle(struct lustre_msg *msg, struct lustre_handle *handle)
1321 switch (msg->lm_magic) {
1322 case LUSTRE_MSG_MAGIC_V2: {
1323 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1324 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1325 pb->pb_handle = *handle;
1329 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1333 void lustre_msg_set_type(struct lustre_msg *msg, __u32 type)
1335 switch (msg->lm_magic) {
1336 case LUSTRE_MSG_MAGIC_V2: {
1337 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1338 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1343 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1347 void lustre_msg_set_opc(struct lustre_msg *msg, __u32 opc)
1349 switch (msg->lm_magic) {
1350 case LUSTRE_MSG_MAGIC_V2: {
1351 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1352 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1357 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1361 void lustre_msg_set_last_xid(struct lustre_msg *msg, __u64 last_xid)
1363 switch (msg->lm_magic) {
1364 case LUSTRE_MSG_MAGIC_V2: {
1365 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1366 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1367 pb->pb_last_xid = last_xid;
1371 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1374 EXPORT_SYMBOL(lustre_msg_set_last_xid);
1376 void lustre_msg_set_tag(struct lustre_msg *msg, __u16 tag)
1378 switch (msg->lm_magic) {
1379 case LUSTRE_MSG_MAGIC_V2: {
1380 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1381 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1386 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1389 EXPORT_SYMBOL(lustre_msg_set_tag);
1391 void lustre_msg_set_last_committed(struct lustre_msg *msg, __u64 last_committed)
1393 switch (msg->lm_magic) {
1394 case LUSTRE_MSG_MAGIC_V2: {
1395 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1396 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1397 pb->pb_last_committed = last_committed;
1401 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1405 void lustre_msg_set_versions(struct lustre_msg *msg, __u64 *versions)
1407 switch (msg->lm_magic) {
1408 case LUSTRE_MSG_MAGIC_V2: {
1409 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1410 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1411 pb->pb_pre_versions[0] = versions[0];
1412 pb->pb_pre_versions[1] = versions[1];
1413 pb->pb_pre_versions[2] = versions[2];
1414 pb->pb_pre_versions[3] = versions[3];
1418 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1421 EXPORT_SYMBOL(lustre_msg_set_versions);
1423 void lustre_msg_set_transno(struct lustre_msg *msg, __u64 transno)
1425 switch (msg->lm_magic) {
1426 case LUSTRE_MSG_MAGIC_V2: {
1427 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1428 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1429 pb->pb_transno = transno;
1433 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1436 EXPORT_SYMBOL(lustre_msg_set_transno);
1438 void lustre_msg_set_status(struct lustre_msg *msg, __u32 status)
1440 switch (msg->lm_magic) {
1441 case LUSTRE_MSG_MAGIC_V2: {
1442 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1443 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1444 pb->pb_status = status;
1448 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1451 EXPORT_SYMBOL(lustre_msg_set_status);
1453 void lustre_msg_set_conn_cnt(struct lustre_msg *msg, __u32 conn_cnt)
1455 switch (msg->lm_magic) {
1456 case LUSTRE_MSG_MAGIC_V2: {
1457 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1458 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1459 pb->pb_conn_cnt = conn_cnt;
1463 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1467 void lustre_msg_set_timeout(struct lustre_msg *msg, __u32 timeout)
1469 switch (msg->lm_magic) {
1470 case LUSTRE_MSG_MAGIC_V2: {
1471 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1472 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1473 pb->pb_timeout = timeout;
1477 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1481 void lustre_msg_set_service_time(struct lustre_msg *msg, __u32 service_time)
1483 switch (msg->lm_magic) {
1484 case LUSTRE_MSG_MAGIC_V2: {
1485 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1486 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1487 pb->pb_service_time = service_time;
1491 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1495 void lustre_msg_set_jobid(struct lustre_msg *msg, char *jobid)
1497 switch (msg->lm_magic) {
1498 case LUSTRE_MSG_MAGIC_V2: {
1499 __u32 opc = lustre_msg_get_opc(msg);
1500 struct ptlrpc_body *pb;
1502 /* Don't set jobid for ldlm ast RPCs, they've been shrinked.
1503 * See the comment in ptlrpc_request_pack(). */
1504 if (!opc || opc == LDLM_BL_CALLBACK ||
1505 opc == LDLM_CP_CALLBACK || opc == LDLM_GL_CALLBACK)
1508 pb = lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
1509 sizeof(struct ptlrpc_body));
1510 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1513 memcpy(pb->pb_jobid, jobid, LUSTRE_JOBID_SIZE);
1514 else if (pb->pb_jobid[0] == '\0')
1515 lustre_get_jobid(pb->pb_jobid);
1519 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1522 EXPORT_SYMBOL(lustre_msg_set_jobid);
1524 void lustre_msg_set_cksum(struct lustre_msg *msg, __u32 cksum)
1526 switch (msg->lm_magic) {
1527 case LUSTRE_MSG_MAGIC_V2:
1528 msg->lm_cksum = cksum;
1531 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1535 void lustre_msg_set_mbits(struct lustre_msg *msg, __u64 mbits)
1537 switch (msg->lm_magic) {
1538 case LUSTRE_MSG_MAGIC_V2: {
1539 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1541 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1542 pb->pb_mbits = mbits;
1546 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1550 void ptlrpc_request_set_replen(struct ptlrpc_request *req)
1552 int count = req_capsule_filled_sizes(&req->rq_pill, RCL_SERVER);
1554 req->rq_replen = lustre_msg_size(req->rq_reqmsg->lm_magic, count,
1555 req->rq_pill.rc_area[RCL_SERVER]);
1556 if (req->rq_reqmsg->lm_magic == LUSTRE_MSG_MAGIC_V2)
1557 req->rq_reqmsg->lm_repsize = req->rq_replen;
1559 EXPORT_SYMBOL(ptlrpc_request_set_replen);
1561 void ptlrpc_req_set_repsize(struct ptlrpc_request *req, int count, __u32 *lens)
1563 req->rq_replen = lustre_msg_size(req->rq_reqmsg->lm_magic, count, lens);
1564 if (req->rq_reqmsg->lm_magic == LUSTRE_MSG_MAGIC_V2)
1565 req->rq_reqmsg->lm_repsize = req->rq_replen;
1569 * Send a remote set_info_async.
1571 * This may go from client to server or server to client.
1573 int do_set_info_async(struct obd_import *imp,
1574 int opcode, int version,
1575 size_t keylen, void *key,
1576 size_t vallen, void *val,
1577 struct ptlrpc_request_set *set)
1579 struct ptlrpc_request *req;
1584 req = ptlrpc_request_alloc(imp, &RQF_OBD_SET_INFO);
1588 req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_KEY,
1589 RCL_CLIENT, keylen);
1590 req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_VAL,
1591 RCL_CLIENT, vallen);
1592 rc = ptlrpc_request_pack(req, version, opcode);
1594 ptlrpc_request_free(req);
1598 tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_KEY);
1599 memcpy(tmp, key, keylen);
1600 tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_VAL);
1601 memcpy(tmp, val, vallen);
1603 ptlrpc_request_set_replen(req);
1606 ptlrpc_set_add_req(set, req);
1607 ptlrpc_check_set(NULL, set);
1609 rc = ptlrpc_queue_wait(req);
1610 ptlrpc_req_finished(req);
1615 EXPORT_SYMBOL(do_set_info_async);
1617 /* byte flipping routines for all wire types declared in
1618 * lustre_idl.h implemented here.
1620 void lustre_swab_ptlrpc_body(struct ptlrpc_body *body)
1622 __swab32s(&body->pb_type);
1623 __swab32s(&body->pb_version);
1624 __swab32s(&body->pb_opc);
1625 __swab32s(&body->pb_status);
1626 __swab64s(&body->pb_last_xid);
1627 __swab16s(&body->pb_tag);
1628 CLASSERT(offsetof(typeof(*body), pb_padding0) != 0);
1629 CLASSERT(offsetof(typeof(*body), pb_padding1) != 0);
1630 __swab64s(&body->pb_last_committed);
1631 __swab64s(&body->pb_transno);
1632 __swab32s(&body->pb_flags);
1633 __swab32s(&body->pb_op_flags);
1634 __swab32s(&body->pb_conn_cnt);
1635 __swab32s(&body->pb_timeout);
1636 __swab32s(&body->pb_service_time);
1637 __swab32s(&body->pb_limit);
1638 __swab64s(&body->pb_slv);
1639 __swab64s(&body->pb_pre_versions[0]);
1640 __swab64s(&body->pb_pre_versions[1]);
1641 __swab64s(&body->pb_pre_versions[2]);
1642 __swab64s(&body->pb_pre_versions[3]);
1643 __swab64s(&body->pb_mbits);
1644 CLASSERT(offsetof(typeof(*body), pb_padding64_0) != 0);
1645 CLASSERT(offsetof(typeof(*body), pb_padding64_1) != 0);
1646 CLASSERT(offsetof(typeof(*body), pb_padding64_2) != 0);
1647 /* While we need to maintain compatibility between
1648 * clients and servers without ptlrpc_body_v2 (< 2.3)
1649 * do not swab any fields beyond pb_jobid, as we are
1650 * using this swab function for both ptlrpc_body
1651 * and ptlrpc_body_v2. */
1652 /* pb_jobid is an ASCII string and should not be swabbed */
1653 CLASSERT(offsetof(typeof(*body), pb_jobid) != 0);
1656 void lustre_swab_connect(struct obd_connect_data *ocd)
1658 __swab64s(&ocd->ocd_connect_flags);
1659 __swab32s(&ocd->ocd_version);
1660 __swab32s(&ocd->ocd_grant);
1661 __swab64s(&ocd->ocd_ibits_known);
1662 __swab32s(&ocd->ocd_index);
1663 __swab32s(&ocd->ocd_brw_size);
1664 /* ocd_blocksize and ocd_inodespace don't need to be swabbed because
1665 * they are 8-byte values */
1666 __swab16s(&ocd->ocd_grant_tax_kb);
1667 __swab32s(&ocd->ocd_grant_max_blks);
1668 __swab64s(&ocd->ocd_transno);
1669 __swab32s(&ocd->ocd_group);
1670 __swab32s(&ocd->ocd_cksum_types);
1671 __swab32s(&ocd->ocd_instance);
1672 /* Fields after ocd_cksum_types are only accessible by the receiver
1673 * if the corresponding flag in ocd_connect_flags is set. Accessing
1674 * any field after ocd_maxbytes on the receiver without a valid flag
1675 * may result in out-of-bound memory access and kernel oops. */
1676 if (ocd->ocd_connect_flags & OBD_CONNECT_MAX_EASIZE)
1677 __swab32s(&ocd->ocd_max_easize);
1678 if (ocd->ocd_connect_flags & OBD_CONNECT_MAXBYTES)
1679 __swab64s(&ocd->ocd_maxbytes);
1680 if (ocd->ocd_connect_flags & OBD_CONNECT_MULTIMODRPCS)
1681 __swab16s(&ocd->ocd_maxmodrpcs);
1682 CLASSERT(offsetof(typeof(*ocd), padding0) != 0);
1683 CLASSERT(offsetof(typeof(*ocd), padding1) != 0);
1684 if (ocd->ocd_connect_flags & OBD_CONNECT_FLAGS2)
1685 __swab64s(&ocd->ocd_connect_flags2);
1686 CLASSERT(offsetof(typeof(*ocd), padding3) != 0);
1687 CLASSERT(offsetof(typeof(*ocd), padding4) != 0);
1688 CLASSERT(offsetof(typeof(*ocd), padding5) != 0);
1689 CLASSERT(offsetof(typeof(*ocd), padding6) != 0);
1690 CLASSERT(offsetof(typeof(*ocd), padding7) != 0);
1691 CLASSERT(offsetof(typeof(*ocd), padding8) != 0);
1692 CLASSERT(offsetof(typeof(*ocd), padding9) != 0);
1693 CLASSERT(offsetof(typeof(*ocd), paddingA) != 0);
1694 CLASSERT(offsetof(typeof(*ocd), paddingB) != 0);
1695 CLASSERT(offsetof(typeof(*ocd), paddingC) != 0);
1696 CLASSERT(offsetof(typeof(*ocd), paddingD) != 0);
1697 CLASSERT(offsetof(typeof(*ocd), paddingE) != 0);
1698 CLASSERT(offsetof(typeof(*ocd), paddingF) != 0);
1701 static void lustre_swab_ost_layout(struct ost_layout *ol)
1703 __swab32s(&ol->ol_stripe_size);
1704 __swab32s(&ol->ol_stripe_count);
1705 __swab64s(&ol->ol_comp_start);
1706 __swab64s(&ol->ol_comp_end);
1707 __swab32s(&ol->ol_comp_id);
1710 void lustre_swab_obdo (struct obdo *o)
1712 __swab64s(&o->o_valid);
1713 lustre_swab_ost_id(&o->o_oi);
1714 __swab64s(&o->o_parent_seq);
1715 __swab64s(&o->o_size);
1716 __swab64s(&o->o_mtime);
1717 __swab64s(&o->o_atime);
1718 __swab64s(&o->o_ctime);
1719 __swab64s(&o->o_blocks);
1720 __swab64s(&o->o_grant);
1721 __swab32s(&o->o_blksize);
1722 __swab32s(&o->o_mode);
1723 __swab32s(&o->o_uid);
1724 __swab32s(&o->o_gid);
1725 __swab32s(&o->o_flags);
1726 __swab32s(&o->o_nlink);
1727 __swab32s(&o->o_parent_oid);
1728 __swab32s(&o->o_misc);
1729 __swab64s(&o->o_ioepoch);
1730 __swab32s(&o->o_stripe_idx);
1731 __swab32s(&o->o_parent_ver);
1732 lustre_swab_ost_layout(&o->o_layout);
1733 __swab32s(&o->o_layout_version);
1734 __swab32s(&o->o_uid_h);
1735 __swab32s(&o->o_gid_h);
1736 __swab64s(&o->o_data_version);
1737 __swab32s(&o->o_projid);
1738 CLASSERT(offsetof(typeof(*o), o_padding_4) != 0);
1739 CLASSERT(offsetof(typeof(*o), o_padding_5) != 0);
1740 CLASSERT(offsetof(typeof(*o), o_padding_6) != 0);
1743 EXPORT_SYMBOL(lustre_swab_obdo);
1745 void lustre_swab_obd_statfs (struct obd_statfs *os)
1747 __swab64s(&os->os_type);
1748 __swab64s(&os->os_blocks);
1749 __swab64s(&os->os_bfree);
1750 __swab64s(&os->os_bavail);
1751 __swab64s(&os->os_files);
1752 __swab64s(&os->os_ffree);
1753 /* no need to swab os_fsid */
1754 __swab32s(&os->os_bsize);
1755 __swab32s(&os->os_namelen);
1756 __swab64s(&os->os_maxbytes);
1757 __swab32s(&os->os_state);
1758 __swab32s(&os->os_fprecreated);
1759 CLASSERT(offsetof(typeof(*os), os_spare2) != 0);
1760 CLASSERT(offsetof(typeof(*os), os_spare3) != 0);
1761 CLASSERT(offsetof(typeof(*os), os_spare4) != 0);
1762 CLASSERT(offsetof(typeof(*os), os_spare5) != 0);
1763 CLASSERT(offsetof(typeof(*os), os_spare6) != 0);
1764 CLASSERT(offsetof(typeof(*os), os_spare7) != 0);
1765 CLASSERT(offsetof(typeof(*os), os_spare8) != 0);
1766 CLASSERT(offsetof(typeof(*os), os_spare9) != 0);
1769 void lustre_swab_obd_ioobj(struct obd_ioobj *ioo)
1771 lustre_swab_ost_id(&ioo->ioo_oid);
1772 __swab32s(&ioo->ioo_max_brw);
1773 __swab32s(&ioo->ioo_bufcnt);
1776 void lustre_swab_niobuf_remote(struct niobuf_remote *nbr)
1778 __swab64s(&nbr->rnb_offset);
1779 __swab32s(&nbr->rnb_len);
1780 __swab32s(&nbr->rnb_flags);
1783 void lustre_swab_ost_body (struct ost_body *b)
1785 lustre_swab_obdo (&b->oa);
1788 void lustre_swab_ost_last_id(u64 *id)
1793 void lustre_swab_generic_32s(__u32 *val)
1798 void lustre_swab_gl_lquota_desc(struct ldlm_gl_lquota_desc *desc)
1800 lustre_swab_lu_fid(&desc->gl_id.qid_fid);
1801 __swab64s(&desc->gl_flags);
1802 __swab64s(&desc->gl_ver);
1803 __swab64s(&desc->gl_hardlimit);
1804 __swab64s(&desc->gl_softlimit);
1805 __swab64s(&desc->gl_time);
1806 CLASSERT(offsetof(typeof(*desc), gl_pad2) != 0);
1808 EXPORT_SYMBOL(lustre_swab_gl_lquota_desc);
1810 void lustre_swab_gl_barrier_desc(struct ldlm_gl_barrier_desc *desc)
1812 __swab32s(&desc->lgbd_status);
1813 __swab32s(&desc->lgbd_timeout);
1814 CLASSERT(offsetof(typeof(*desc), lgbd_padding) != 0);
1816 EXPORT_SYMBOL(lustre_swab_gl_barrier_desc);
1818 void lustre_swab_ost_lvb_v1(struct ost_lvb_v1 *lvb)
1820 __swab64s(&lvb->lvb_size);
1821 __swab64s(&lvb->lvb_mtime);
1822 __swab64s(&lvb->lvb_atime);
1823 __swab64s(&lvb->lvb_ctime);
1824 __swab64s(&lvb->lvb_blocks);
1826 EXPORT_SYMBOL(lustre_swab_ost_lvb_v1);
1828 void lustre_swab_ost_lvb(struct ost_lvb *lvb)
1830 __swab64s(&lvb->lvb_size);
1831 __swab64s(&lvb->lvb_mtime);
1832 __swab64s(&lvb->lvb_atime);
1833 __swab64s(&lvb->lvb_ctime);
1834 __swab64s(&lvb->lvb_blocks);
1835 __swab32s(&lvb->lvb_mtime_ns);
1836 __swab32s(&lvb->lvb_atime_ns);
1837 __swab32s(&lvb->lvb_ctime_ns);
1838 __swab32s(&lvb->lvb_padding);
1840 EXPORT_SYMBOL(lustre_swab_ost_lvb);
1842 void lustre_swab_lquota_lvb(struct lquota_lvb *lvb)
1844 __swab64s(&lvb->lvb_flags);
1845 __swab64s(&lvb->lvb_id_may_rel);
1846 __swab64s(&lvb->lvb_id_rel);
1847 __swab64s(&lvb->lvb_id_qunit);
1848 __swab64s(&lvb->lvb_pad1);
1850 EXPORT_SYMBOL(lustre_swab_lquota_lvb);
1852 void lustre_swab_barrier_lvb(struct barrier_lvb *lvb)
1854 __swab32s(&lvb->lvb_status);
1855 __swab32s(&lvb->lvb_index);
1856 CLASSERT(offsetof(typeof(*lvb), lvb_padding) != 0);
1858 EXPORT_SYMBOL(lustre_swab_barrier_lvb);
1860 void lustre_swab_mdt_body (struct mdt_body *b)
1862 lustre_swab_lu_fid(&b->mbo_fid1);
1863 lustre_swab_lu_fid(&b->mbo_fid2);
1864 /* handle is opaque */
1865 __swab64s(&b->mbo_valid);
1866 __swab64s(&b->mbo_size);
1867 __swab64s(&b->mbo_mtime);
1868 __swab64s(&b->mbo_atime);
1869 __swab64s(&b->mbo_ctime);
1870 __swab64s(&b->mbo_blocks);
1871 __swab64s(&b->mbo_ioepoch);
1872 __swab64s(&b->mbo_t_state);
1873 __swab32s(&b->mbo_fsuid);
1874 __swab32s(&b->mbo_fsgid);
1875 __swab32s(&b->mbo_capability);
1876 __swab32s(&b->mbo_mode);
1877 __swab32s(&b->mbo_uid);
1878 __swab32s(&b->mbo_gid);
1879 __swab32s(&b->mbo_flags);
1880 __swab32s(&b->mbo_rdev);
1881 __swab32s(&b->mbo_nlink);
1882 CLASSERT(offsetof(typeof(*b), mbo_unused2) != 0);
1883 __swab32s(&b->mbo_suppgid);
1884 __swab32s(&b->mbo_eadatasize);
1885 __swab32s(&b->mbo_aclsize);
1886 __swab32s(&b->mbo_max_mdsize);
1887 CLASSERT(offsetof(typeof(*b), mbo_unused3) != 0);
1888 __swab32s(&b->mbo_uid_h);
1889 __swab32s(&b->mbo_gid_h);
1890 __swab32s(&b->mbo_projid);
1891 __swab64s(&b->mbo_dom_size);
1892 __swab64s(&b->mbo_dom_blocks);
1893 CLASSERT(offsetof(typeof(*b), mbo_padding_8) != 0);
1894 CLASSERT(offsetof(typeof(*b), mbo_padding_9) != 0);
1895 CLASSERT(offsetof(typeof(*b), mbo_padding_10) != 0);
1898 void lustre_swab_mdt_ioepoch(struct mdt_ioepoch *b)
1900 /* mio_handle is opaque */
1901 CLASSERT(offsetof(typeof(*b), mio_unused1) != 0);
1902 CLASSERT(offsetof(typeof(*b), mio_unused2) != 0);
1903 CLASSERT(offsetof(typeof(*b), mio_padding) != 0);
1906 void lustre_swab_mgs_target_info(struct mgs_target_info *mti)
1910 __swab32s(&mti->mti_lustre_ver);
1911 __swab32s(&mti->mti_stripe_index);
1912 __swab32s(&mti->mti_config_ver);
1913 __swab32s(&mti->mti_flags);
1914 __swab32s(&mti->mti_instance);
1915 __swab32s(&mti->mti_nid_count);
1916 CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
1917 for (i = 0; i < MTI_NIDS_MAX; i++)
1918 __swab64s(&mti->mti_nids[i]);
1921 void lustre_swab_mgs_nidtbl_entry(struct mgs_nidtbl_entry *entry)
1925 __swab64s(&entry->mne_version);
1926 __swab32s(&entry->mne_instance);
1927 __swab32s(&entry->mne_index);
1928 __swab32s(&entry->mne_length);
1930 /* mne_nid_(count|type) must be one byte size because we're gonna
1931 * access it w/o swapping. */
1932 CLASSERT(sizeof(entry->mne_nid_count) == sizeof(__u8));
1933 CLASSERT(sizeof(entry->mne_nid_type) == sizeof(__u8));
1935 /* remove this assertion if ipv6 is supported. */
1936 LASSERT(entry->mne_nid_type == 0);
1937 for (i = 0; i < entry->mne_nid_count; i++) {
1938 CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
1939 __swab64s(&entry->u.nids[i]);
1942 EXPORT_SYMBOL(lustre_swab_mgs_nidtbl_entry);
1944 void lustre_swab_mgs_config_body(struct mgs_config_body *body)
1946 __swab64s(&body->mcb_offset);
1947 __swab32s(&body->mcb_units);
1948 __swab16s(&body->mcb_type);
1951 void lustre_swab_mgs_config_res(struct mgs_config_res *body)
1953 __swab64s(&body->mcr_offset);
1954 __swab64s(&body->mcr_size);
1957 static void lustre_swab_obd_dqinfo (struct obd_dqinfo *i)
1959 __swab64s (&i->dqi_bgrace);
1960 __swab64s (&i->dqi_igrace);
1961 __swab32s (&i->dqi_flags);
1962 __swab32s (&i->dqi_valid);
1965 static void lustre_swab_obd_dqblk (struct obd_dqblk *b)
1967 __swab64s (&b->dqb_ihardlimit);
1968 __swab64s (&b->dqb_isoftlimit);
1969 __swab64s (&b->dqb_curinodes);
1970 __swab64s (&b->dqb_bhardlimit);
1971 __swab64s (&b->dqb_bsoftlimit);
1972 __swab64s (&b->dqb_curspace);
1973 __swab64s (&b->dqb_btime);
1974 __swab64s (&b->dqb_itime);
1975 __swab32s (&b->dqb_valid);
1976 CLASSERT(offsetof(typeof(*b), dqb_padding) != 0);
1979 void lustre_swab_obd_quotactl (struct obd_quotactl *q)
1981 __swab32s (&q->qc_cmd);
1982 __swab32s (&q->qc_type);
1983 __swab32s (&q->qc_id);
1984 __swab32s (&q->qc_stat);
1985 lustre_swab_obd_dqinfo (&q->qc_dqinfo);
1986 lustre_swab_obd_dqblk (&q->qc_dqblk);
1989 void lustre_swab_fid2path(struct getinfo_fid2path *gf)
1991 lustre_swab_lu_fid(&gf->gf_fid);
1992 __swab64s(&gf->gf_recno);
1993 __swab32s(&gf->gf_linkno);
1994 __swab32s(&gf->gf_pathlen);
1996 EXPORT_SYMBOL(lustre_swab_fid2path);
1998 static void lustre_swab_fiemap_extent(struct fiemap_extent *fm_extent)
2000 __swab64s(&fm_extent->fe_logical);
2001 __swab64s(&fm_extent->fe_physical);
2002 __swab64s(&fm_extent->fe_length);
2003 __swab32s(&fm_extent->fe_flags);
2004 __swab32s(&fm_extent->fe_device);
2007 void lustre_swab_fiemap(struct fiemap *fiemap)
2011 __swab64s(&fiemap->fm_start);
2012 __swab64s(&fiemap->fm_length);
2013 __swab32s(&fiemap->fm_flags);
2014 __swab32s(&fiemap->fm_mapped_extents);
2015 __swab32s(&fiemap->fm_extent_count);
2016 __swab32s(&fiemap->fm_reserved);
2018 for (i = 0; i < fiemap->fm_mapped_extents; i++)
2019 lustre_swab_fiemap_extent(&fiemap->fm_extents[i]);
2022 void lustre_swab_idx_info(struct idx_info *ii)
2024 __swab32s(&ii->ii_magic);
2025 __swab32s(&ii->ii_flags);
2026 __swab16s(&ii->ii_count);
2027 __swab32s(&ii->ii_attrs);
2028 lustre_swab_lu_fid(&ii->ii_fid);
2029 __swab64s(&ii->ii_version);
2030 __swab64s(&ii->ii_hash_start);
2031 __swab64s(&ii->ii_hash_end);
2032 __swab16s(&ii->ii_keysize);
2033 __swab16s(&ii->ii_recsize);
2036 void lustre_swab_lip_header(struct lu_idxpage *lip)
2039 __swab32s(&lip->lip_magic);
2040 __swab16s(&lip->lip_flags);
2041 __swab16s(&lip->lip_nr);
2043 EXPORT_SYMBOL(lustre_swab_lip_header);
2045 void lustre_swab_mdt_rec_reint (struct mdt_rec_reint *rr)
2047 __swab32s(&rr->rr_opcode);
2048 __swab32s(&rr->rr_cap);
2049 __swab32s(&rr->rr_fsuid);
2050 /* rr_fsuid_h is unused */
2051 __swab32s(&rr->rr_fsgid);
2052 /* rr_fsgid_h is unused */
2053 __swab32s(&rr->rr_suppgid1);
2054 /* rr_suppgid1_h is unused */
2055 __swab32s(&rr->rr_suppgid2);
2056 /* rr_suppgid2_h is unused */
2057 lustre_swab_lu_fid(&rr->rr_fid1);
2058 lustre_swab_lu_fid(&rr->rr_fid2);
2059 __swab64s(&rr->rr_mtime);
2060 __swab64s(&rr->rr_atime);
2061 __swab64s(&rr->rr_ctime);
2062 __swab64s(&rr->rr_size);
2063 __swab64s(&rr->rr_blocks);
2064 __swab32s(&rr->rr_bias);
2065 __swab32s(&rr->rr_mode);
2066 __swab32s(&rr->rr_flags);
2067 __swab32s(&rr->rr_flags_h);
2068 __swab32s(&rr->rr_umask);
2070 CLASSERT(offsetof(typeof(*rr), rr_padding_4) != 0);
2073 void lustre_swab_lov_desc (struct lov_desc *ld)
2075 __swab32s (&ld->ld_tgt_count);
2076 __swab32s (&ld->ld_active_tgt_count);
2077 __swab32s (&ld->ld_default_stripe_count);
2078 __swab32s (&ld->ld_pattern);
2079 __swab64s (&ld->ld_default_stripe_size);
2080 __swab64s (&ld->ld_default_stripe_offset);
2081 __swab32s (&ld->ld_qos_maxage);
2082 /* uuid endian insensitive */
2084 EXPORT_SYMBOL(lustre_swab_lov_desc);
2086 void lustre_swab_lmv_desc (struct lmv_desc *ld)
2088 __swab32s (&ld->ld_tgt_count);
2089 __swab32s (&ld->ld_active_tgt_count);
2090 __swab32s (&ld->ld_default_stripe_count);
2091 __swab32s (&ld->ld_pattern);
2092 __swab64s (&ld->ld_default_hash_size);
2093 __swab32s (&ld->ld_qos_maxage);
2094 /* uuid endian insensitive */
2097 /* This structure is always in little-endian */
2098 static void lustre_swab_lmv_mds_md_v1(struct lmv_mds_md_v1 *lmm1)
2102 __swab32s(&lmm1->lmv_magic);
2103 __swab32s(&lmm1->lmv_stripe_count);
2104 __swab32s(&lmm1->lmv_master_mdt_index);
2105 __swab32s(&lmm1->lmv_hash_type);
2106 __swab32s(&lmm1->lmv_layout_version);
2107 for (i = 0; i < lmm1->lmv_stripe_count; i++)
2108 lustre_swab_lu_fid(&lmm1->lmv_stripe_fids[i]);
2111 void lustre_swab_lmv_mds_md(union lmv_mds_md *lmm)
2113 switch (lmm->lmv_magic) {
2115 lustre_swab_lmv_mds_md_v1(&lmm->lmv_md_v1);
2121 EXPORT_SYMBOL(lustre_swab_lmv_mds_md);
2123 void lustre_swab_lmv_user_md(struct lmv_user_md *lum)
2125 __swab32s(&lum->lum_magic);
2126 __swab32s(&lum->lum_stripe_count);
2127 __swab32s(&lum->lum_stripe_offset);
2128 __swab32s(&lum->lum_hash_type);
2129 __swab32s(&lum->lum_type);
2130 CLASSERT(offsetof(typeof(*lum), lum_padding1) != 0);
2132 EXPORT_SYMBOL(lustre_swab_lmv_user_md);
2134 static void lustre_print_v1v3(unsigned int lvl, struct lov_user_md *lum,
2137 CDEBUG(lvl, "%s lov_user_md %p:\n", msg, lum);
2138 CDEBUG(lvl, "\tlmm_magic: %#x\n", lum->lmm_magic);
2139 CDEBUG(lvl, "\tlmm_pattern: %#x\n", lum->lmm_pattern);
2140 CDEBUG(lvl, "\tlmm_object_id: %llu\n", lmm_oi_id(&lum->lmm_oi));
2141 CDEBUG(lvl, "\tlmm_object_gr: %llu\n", lmm_oi_seq(&lum->lmm_oi));
2142 CDEBUG(lvl, "\tlmm_stripe_size: %#x\n", lum->lmm_stripe_size);
2143 CDEBUG(lvl, "\tlmm_stripe_count: %#x\n", lum->lmm_stripe_count);
2144 CDEBUG(lvl, "\tlmm_stripe_offset/lmm_layout_gen: %#x\n",
2145 lum->lmm_stripe_offset);
2146 if (lum->lmm_magic == LOV_USER_MAGIC_V3) {
2147 struct lov_user_md_v3 *v3 = (void *)lum;
2148 CDEBUG(lvl, "\tlmm_pool_name: %s\n", v3->lmm_pool_name);
2150 if (lum->lmm_magic == LOV_USER_MAGIC_SPECIFIC) {
2151 struct lov_user_md_v3 *v3 = (void *)lum;
2154 if (v3->lmm_pool_name[0] != '\0')
2155 CDEBUG(lvl, "\tlmm_pool_name: %s\n", v3->lmm_pool_name);
2157 CDEBUG(lvl, "\ttarget list:\n");
2158 for (i = 0; i < v3->lmm_stripe_count; i++)
2159 CDEBUG(lvl, "\t\t%u\n", v3->lmm_objects[i].l_ost_idx);
2163 void lustre_print_user_md(unsigned int lvl, struct lov_user_md *lum,
2166 struct lov_comp_md_v1 *comp_v1;
2169 if (likely(!cfs_cdebug_show(lvl, DEBUG_SUBSYSTEM)))
2172 if (lum->lmm_magic == LOV_USER_MAGIC_V1 ||
2173 lum->lmm_magic == LOV_USER_MAGIC_V3) {
2174 lustre_print_v1v3(lvl, lum, msg);
2178 if (lum->lmm_magic != LOV_USER_MAGIC_COMP_V1) {
2179 CDEBUG(lvl, "%s: bad magic: %x\n", msg, lum->lmm_magic);
2183 comp_v1 = (struct lov_comp_md_v1 *)lum;
2184 CDEBUG(lvl, "%s: lov_comp_md_v1 %p:\n", msg, lum);
2185 CDEBUG(lvl, "\tlcm_magic: %#x\n", comp_v1->lcm_magic);
2186 CDEBUG(lvl, "\tlcm_size: %#x\n", comp_v1->lcm_size);
2187 CDEBUG(lvl, "\tlcm_layout_gen: %#x\n", comp_v1->lcm_layout_gen);
2188 CDEBUG(lvl, "\tlcm_flags: %#x\n", comp_v1->lcm_flags);
2189 CDEBUG(lvl, "\tlcm_entry_count: %#x\n\n", comp_v1->lcm_entry_count);
2190 CDEBUG(lvl, "\tlcm_mirror_count: %#x\n\n", comp_v1->lcm_mirror_count);
2192 for (i = 0; i < comp_v1->lcm_entry_count; i++) {
2193 struct lov_comp_md_entry_v1 *ent = &comp_v1->lcm_entries[i];
2194 struct lov_user_md *v1;
2196 CDEBUG(lvl, "\tentry %d:\n", i);
2197 CDEBUG(lvl, "\tlcme_id: %#x\n", ent->lcme_id);
2198 CDEBUG(lvl, "\tlcme_flags: %#x\n", ent->lcme_flags);
2199 CDEBUG(lvl, "\tlcme_extent.e_start: %llu\n",
2200 ent->lcme_extent.e_start);
2201 CDEBUG(lvl, "\tlcme_extent.e_end: %llu\n",
2202 ent->lcme_extent.e_end);
2203 CDEBUG(lvl, "\tlcme_offset: %#x\n", ent->lcme_offset);
2204 CDEBUG(lvl, "\tlcme_size: %#x\n\n", ent->lcme_size);
2206 v1 = (struct lov_user_md *)((char *)comp_v1 +
2207 comp_v1->lcm_entries[i].lcme_offset);
2208 lustre_print_v1v3(lvl, v1, msg);
2211 EXPORT_SYMBOL(lustre_print_user_md);
2213 static void lustre_swab_lmm_oi(struct ost_id *oi)
2215 __swab64s(&oi->oi.oi_id);
2216 __swab64s(&oi->oi.oi_seq);
2219 static void lustre_swab_lov_user_md_common(struct lov_user_md_v1 *lum)
2222 __swab32s(&lum->lmm_magic);
2223 __swab32s(&lum->lmm_pattern);
2224 lustre_swab_lmm_oi(&lum->lmm_oi);
2225 __swab32s(&lum->lmm_stripe_size);
2226 __swab16s(&lum->lmm_stripe_count);
2227 __swab16s(&lum->lmm_stripe_offset);
2231 void lustre_swab_lov_user_md_v1(struct lov_user_md_v1 *lum)
2234 CDEBUG(D_IOCTL, "swabbing lov_user_md v1\n");
2235 lustre_swab_lov_user_md_common(lum);
2238 EXPORT_SYMBOL(lustre_swab_lov_user_md_v1);
2240 void lustre_swab_lov_user_md_v3(struct lov_user_md_v3 *lum)
2243 CDEBUG(D_IOCTL, "swabbing lov_user_md v3\n");
2244 lustre_swab_lov_user_md_common((struct lov_user_md_v1 *)lum);
2245 /* lmm_pool_name nothing to do with char */
2248 EXPORT_SYMBOL(lustre_swab_lov_user_md_v3);
2250 void lustre_swab_lov_comp_md_v1(struct lov_comp_md_v1 *lum)
2252 struct lov_comp_md_entry_v1 *ent;
2253 struct lov_user_md_v1 *v1;
2254 struct lov_user_md_v3 *v3;
2258 __u16 ent_count, stripe_count;
2261 cpu_endian = lum->lcm_magic == LOV_USER_MAGIC_COMP_V1;
2262 ent_count = lum->lcm_entry_count;
2264 __swab16s(&ent_count);
2266 CDEBUG(D_IOCTL, "swabbing lov_user_comp_md v1\n");
2267 __swab32s(&lum->lcm_magic);
2268 __swab32s(&lum->lcm_size);
2269 __swab32s(&lum->lcm_layout_gen);
2270 __swab16s(&lum->lcm_flags);
2271 __swab16s(&lum->lcm_entry_count);
2272 __swab16s(&lum->lcm_mirror_count);
2273 CLASSERT(offsetof(typeof(*lum), lcm_padding1) != 0);
2274 CLASSERT(offsetof(typeof(*lum), lcm_padding2) != 0);
2276 for (i = 0; i < ent_count; i++) {
2277 ent = &lum->lcm_entries[i];
2278 off = ent->lcme_offset;
2279 size = ent->lcme_size;
2285 __swab32s(&ent->lcme_id);
2286 __swab32s(&ent->lcme_flags);
2287 __swab64s(&ent->lcme_extent.e_start);
2288 __swab64s(&ent->lcme_extent.e_end);
2289 __swab32s(&ent->lcme_offset);
2290 __swab32s(&ent->lcme_size);
2291 CLASSERT(offsetof(typeof(*ent), lcme_padding) != 0);
2293 v1 = (struct lov_user_md_v1 *)((char *)lum + off);
2294 stripe_count = v1->lmm_stripe_count;
2296 __swab16s(&stripe_count);
2298 if (v1->lmm_magic == __swab32(LOV_USER_MAGIC_V1) ||
2299 v1->lmm_magic == LOV_USER_MAGIC_V1) {
2300 lustre_swab_lov_user_md_v1(v1);
2301 if (size > sizeof(*v1))
2302 lustre_swab_lov_user_md_objects(v1->lmm_objects,
2304 } else if (v1->lmm_magic == __swab32(LOV_USER_MAGIC_V3) ||
2305 v1->lmm_magic == LOV_USER_MAGIC_V3 ||
2306 v1->lmm_magic == __swab32(LOV_USER_MAGIC_SPECIFIC) ||
2307 v1->lmm_magic == LOV_USER_MAGIC_SPECIFIC) {
2308 v3 = (struct lov_user_md_v3 *)v1;
2309 lustre_swab_lov_user_md_v3(v3);
2310 if (size > sizeof(*v3))
2311 lustre_swab_lov_user_md_objects(v3->lmm_objects,
2314 CERROR("Invalid magic %#x\n", v1->lmm_magic);
2318 EXPORT_SYMBOL(lustre_swab_lov_comp_md_v1);
2320 void lustre_swab_lov_mds_md(struct lov_mds_md *lmm)
2323 CDEBUG(D_IOCTL, "swabbing lov_mds_md\n");
2324 __swab32s(&lmm->lmm_magic);
2325 __swab32s(&lmm->lmm_pattern);
2326 lustre_swab_lmm_oi(&lmm->lmm_oi);
2327 __swab32s(&lmm->lmm_stripe_size);
2328 __swab16s(&lmm->lmm_stripe_count);
2329 __swab16s(&lmm->lmm_layout_gen);
2332 EXPORT_SYMBOL(lustre_swab_lov_mds_md);
2334 void lustre_swab_lov_user_md_objects(struct lov_user_ost_data *lod,
2339 for (i = 0; i < stripe_count; i++) {
2340 lustre_swab_ost_id(&(lod[i].l_ost_oi));
2341 __swab32s(&(lod[i].l_ost_gen));
2342 __swab32s(&(lod[i].l_ost_idx));
2346 EXPORT_SYMBOL(lustre_swab_lov_user_md_objects);
2348 void lustre_swab_ldlm_res_id (struct ldlm_res_id *id)
2352 for (i = 0; i < RES_NAME_SIZE; i++)
2353 __swab64s (&id->name[i]);
2356 void lustre_swab_ldlm_policy_data(union ldlm_wire_policy_data *d)
2358 /* the lock data is a union and the first two fields are always an
2359 * extent so it's ok to process an LDLM_EXTENT and LDLM_FLOCK lock
2360 * data the same way. */
2361 __swab64s(&d->l_extent.start);
2362 __swab64s(&d->l_extent.end);
2363 __swab64s(&d->l_extent.gid);
2364 __swab64s(&d->l_flock.lfw_owner);
2365 __swab32s(&d->l_flock.lfw_pid);
2368 void lustre_swab_ldlm_intent (struct ldlm_intent *i)
2373 void lustre_swab_ldlm_resource_desc(struct ldlm_resource_desc *r)
2375 __swab32s(&r->lr_type);
2376 CLASSERT(offsetof(typeof(*r), lr_pad) != 0);
2377 lustre_swab_ldlm_res_id(&r->lr_name);
2380 void lustre_swab_ldlm_lock_desc (struct ldlm_lock_desc *l)
2382 lustre_swab_ldlm_resource_desc (&l->l_resource);
2383 __swab32s (&l->l_req_mode);
2384 __swab32s (&l->l_granted_mode);
2385 lustre_swab_ldlm_policy_data (&l->l_policy_data);
2388 void lustre_swab_ldlm_request (struct ldlm_request *rq)
2390 __swab32s (&rq->lock_flags);
2391 lustre_swab_ldlm_lock_desc (&rq->lock_desc);
2392 __swab32s (&rq->lock_count);
2393 /* lock_handle[] opaque */
2396 void lustre_swab_ldlm_reply (struct ldlm_reply *r)
2398 __swab32s (&r->lock_flags);
2399 CLASSERT(offsetof(typeof(*r), lock_padding) != 0);
2400 lustre_swab_ldlm_lock_desc (&r->lock_desc);
2401 /* lock_handle opaque */
2402 __swab64s (&r->lock_policy_res1);
2403 __swab64s (&r->lock_policy_res2);
2406 void lustre_swab_quota_body(struct quota_body *b)
2408 lustre_swab_lu_fid(&b->qb_fid);
2409 lustre_swab_lu_fid((struct lu_fid *)&b->qb_id);
2410 __swab32s(&b->qb_flags);
2411 __swab64s(&b->qb_count);
2412 __swab64s(&b->qb_usage);
2413 __swab64s(&b->qb_slv_ver);
2416 /* Dump functions */
2417 void dump_ioo(struct obd_ioobj *ioo)
2420 "obd_ioobj: ioo_oid="DOSTID", ioo_max_brw=%#x, "
2421 "ioo_bufct=%d\n", POSTID(&ioo->ioo_oid), ioo->ioo_max_brw,
2425 void dump_rniobuf(struct niobuf_remote *nb)
2427 CDEBUG(D_RPCTRACE, "niobuf_remote: offset=%llu, len=%d, flags=%x\n",
2428 nb->rnb_offset, nb->rnb_len, nb->rnb_flags);
2431 void dump_obdo(struct obdo *oa)
2433 u64 valid = oa->o_valid;
2435 CDEBUG(D_RPCTRACE, "obdo: o_valid = %#llx\n", valid);
2436 if (valid & OBD_MD_FLID)
2437 CDEBUG(D_RPCTRACE, "obdo: id = "DOSTID"\n", POSTID(&oa->o_oi));
2438 if (valid & OBD_MD_FLFID)
2439 CDEBUG(D_RPCTRACE, "obdo: o_parent_seq = %#llx\n",
2441 if (valid & OBD_MD_FLSIZE)
2442 CDEBUG(D_RPCTRACE, "obdo: o_size = %lld\n", oa->o_size);
2443 if (valid & OBD_MD_FLMTIME)
2444 CDEBUG(D_RPCTRACE, "obdo: o_mtime = %lld\n", oa->o_mtime);
2445 if (valid & OBD_MD_FLATIME)
2446 CDEBUG(D_RPCTRACE, "obdo: o_atime = %lld\n", oa->o_atime);
2447 if (valid & OBD_MD_FLCTIME)
2448 CDEBUG(D_RPCTRACE, "obdo: o_ctime = %lld\n", oa->o_ctime);
2449 if (valid & OBD_MD_FLBLOCKS) /* allocation of space */
2450 CDEBUG(D_RPCTRACE, "obdo: o_blocks = %lld\n", oa->o_blocks);
2451 if (valid & OBD_MD_FLGRANT)
2452 CDEBUG(D_RPCTRACE, "obdo: o_grant = %lld\n", oa->o_grant);
2453 if (valid & OBD_MD_FLBLKSZ)
2454 CDEBUG(D_RPCTRACE, "obdo: o_blksize = %d\n", oa->o_blksize);
2455 if (valid & (OBD_MD_FLTYPE | OBD_MD_FLMODE))
2456 CDEBUG(D_RPCTRACE, "obdo: o_mode = %o\n",
2457 oa->o_mode & ((valid & OBD_MD_FLTYPE ? S_IFMT : 0) |
2458 (valid & OBD_MD_FLMODE ? ~S_IFMT : 0)));
2459 if (valid & OBD_MD_FLUID)
2460 CDEBUG(D_RPCTRACE, "obdo: o_uid = %u\n", oa->o_uid);
2461 if (valid & OBD_MD_FLUID)
2462 CDEBUG(D_RPCTRACE, "obdo: o_uid_h = %u\n", oa->o_uid_h);
2463 if (valid & OBD_MD_FLGID)
2464 CDEBUG(D_RPCTRACE, "obdo: o_gid = %u\n", oa->o_gid);
2465 if (valid & OBD_MD_FLGID)
2466 CDEBUG(D_RPCTRACE, "obdo: o_gid_h = %u\n", oa->o_gid_h);
2467 if (valid & OBD_MD_FLFLAGS)
2468 CDEBUG(D_RPCTRACE, "obdo: o_flags = %x\n", oa->o_flags);
2469 if (valid & OBD_MD_FLNLINK)
2470 CDEBUG(D_RPCTRACE, "obdo: o_nlink = %u\n", oa->o_nlink);
2471 else if (valid & OBD_MD_FLCKSUM)
2472 CDEBUG(D_RPCTRACE, "obdo: o_checksum (o_nlink) = %u\n",
2474 if (valid & OBD_MD_FLGENER)
2475 CDEBUG(D_RPCTRACE, "obdo: o_parent_oid = %x\n",
2477 if (valid & OBD_MD_FLEPOCH)
2478 CDEBUG(D_RPCTRACE, "obdo: o_ioepoch = %lld\n",
2480 if (valid & OBD_MD_FLFID) {
2481 CDEBUG(D_RPCTRACE, "obdo: o_stripe_idx = %u\n",
2483 CDEBUG(D_RPCTRACE, "obdo: o_parent_ver = %x\n",
2486 if (valid & OBD_MD_FLHANDLE)
2487 CDEBUG(D_RPCTRACE, "obdo: o_handle = %lld\n",
2488 oa->o_handle.cookie);
2491 void dump_ost_body(struct ost_body *ob)
2496 void dump_rcs(__u32 *rc)
2498 CDEBUG(D_RPCTRACE, "rmf_rcs: %d\n", *rc);
2501 static inline int req_ptlrpc_body_swabbed(struct ptlrpc_request *req)
2503 LASSERT(req->rq_reqmsg);
2505 switch (req->rq_reqmsg->lm_magic) {
2506 case LUSTRE_MSG_MAGIC_V2:
2507 return lustre_req_swabbed(req, MSG_PTLRPC_BODY_OFF);
2509 CERROR("bad lustre msg magic: %#08X\n",
2510 req->rq_reqmsg->lm_magic);
2515 static inline int rep_ptlrpc_body_swabbed(struct ptlrpc_request *req)
2517 if (unlikely(!req->rq_repmsg))
2520 switch (req->rq_repmsg->lm_magic) {
2521 case LUSTRE_MSG_MAGIC_V2:
2522 return lustre_rep_swabbed(req, MSG_PTLRPC_BODY_OFF);
2524 /* uninitialized yet */
2529 void _debug_req(struct ptlrpc_request *req,
2530 struct libcfs_debug_msg_data *msgdata, const char *fmt, ...)
2532 bool req_ok = req->rq_reqmsg != NULL;
2533 bool rep_ok = false;
2534 lnet_nid_t nid = LNET_NID_ANY;
2537 int rep_status = -1;
2539 spin_lock(&req->rq_early_free_lock);
2543 if (ptlrpc_req_need_swab(req)) {
2544 req_ok = req_ok && req_ptlrpc_body_swabbed(req);
2545 rep_ok = rep_ok && rep_ptlrpc_body_swabbed(req);
2549 rep_flags = lustre_msg_get_flags(req->rq_repmsg);
2550 rep_status = lustre_msg_get_status(req->rq_repmsg);
2552 spin_unlock(&req->rq_early_free_lock);
2554 if (req->rq_import && req->rq_import->imp_connection)
2555 nid = req->rq_import->imp_connection->c_peer.nid;
2556 else if (req->rq_export && req->rq_export->exp_connection)
2557 nid = req->rq_export->exp_connection->c_peer.nid;
2559 va_start(args, fmt);
2560 libcfs_debug_vmsg2(msgdata, fmt, args,
2561 " 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",
2562 req, req->rq_xid, req->rq_transno,
2563 req_ok ? lustre_msg_get_transno(req->rq_reqmsg) : 0,
2564 req_ok ? lustre_msg_get_opc(req->rq_reqmsg) : -1,
2566 req->rq_import->imp_obd->obd_name :
2568 req->rq_export->exp_client_uuid.uuid :
2570 libcfs_nid2str(nid),
2571 req->rq_request_portal, req->rq_reply_portal,
2572 req->rq_reqlen, req->rq_replen,
2573 req->rq_early_count, (s64)req->rq_timedout,
2574 (s64)req->rq_deadline,
2575 atomic_read(&req->rq_refcount),
2576 DEBUG_REQ_FLAGS(req),
2577 req_ok ? lustre_msg_get_flags(req->rq_reqmsg) : -1,
2578 rep_flags, req->rq_status, rep_status);
2581 EXPORT_SYMBOL(_debug_req);
2583 void lustre_swab_lustre_capa(struct lustre_capa *c)
2585 lustre_swab_lu_fid(&c->lc_fid);
2586 __swab64s (&c->lc_opc);
2587 __swab64s (&c->lc_uid);
2588 __swab64s (&c->lc_gid);
2589 __swab32s (&c->lc_flags);
2590 __swab32s (&c->lc_keyid);
2591 __swab32s (&c->lc_timeout);
2592 __swab32s (&c->lc_expiry);
2595 void lustre_swab_lustre_capa_key(struct lustre_capa_key *k)
2597 __swab64s (&k->lk_seq);
2598 __swab32s (&k->lk_keyid);
2599 CLASSERT(offsetof(typeof(*k), lk_padding) != 0);
2602 void lustre_swab_hsm_user_state(struct hsm_user_state *state)
2604 __swab32s(&state->hus_states);
2605 __swab32s(&state->hus_archive_id);
2608 void lustre_swab_hsm_state_set(struct hsm_state_set *hss)
2610 __swab32s(&hss->hss_valid);
2611 __swab64s(&hss->hss_setmask);
2612 __swab64s(&hss->hss_clearmask);
2613 __swab32s(&hss->hss_archive_id);
2616 static void lustre_swab_hsm_extent(struct hsm_extent *extent)
2618 __swab64s(&extent->offset);
2619 __swab64s(&extent->length);
2622 void lustre_swab_hsm_current_action(struct hsm_current_action *action)
2624 __swab32s(&action->hca_state);
2625 __swab32s(&action->hca_action);
2626 lustre_swab_hsm_extent(&action->hca_location);
2629 void lustre_swab_hsm_user_item(struct hsm_user_item *hui)
2631 lustre_swab_lu_fid(&hui->hui_fid);
2632 lustre_swab_hsm_extent(&hui->hui_extent);
2635 void lustre_swab_lu_extent(struct lu_extent *le)
2637 __swab64s(&le->e_start);
2638 __swab64s(&le->e_end);
2641 void lustre_swab_layout_intent(struct layout_intent *li)
2643 __swab32s(&li->li_opc);
2644 __swab32s(&li->li_flags);
2645 lustre_swab_lu_extent(&li->li_extent);
2648 void lustre_swab_hsm_progress_kernel(struct hsm_progress_kernel *hpk)
2650 lustre_swab_lu_fid(&hpk->hpk_fid);
2651 __swab64s(&hpk->hpk_cookie);
2652 __swab64s(&hpk->hpk_extent.offset);
2653 __swab64s(&hpk->hpk_extent.length);
2654 __swab16s(&hpk->hpk_flags);
2655 __swab16s(&hpk->hpk_errval);
2658 void lustre_swab_hsm_request(struct hsm_request *hr)
2660 __swab32s(&hr->hr_action);
2661 __swab32s(&hr->hr_archive_id);
2662 __swab64s(&hr->hr_flags);
2663 __swab32s(&hr->hr_itemcount);
2664 __swab32s(&hr->hr_data_len);
2667 void lustre_swab_object_update(struct object_update *ou)
2669 struct object_update_param *param;
2672 __swab16s(&ou->ou_type);
2673 __swab16s(&ou->ou_params_count);
2674 __swab32s(&ou->ou_result_size);
2675 __swab32s(&ou->ou_flags);
2676 __swab32s(&ou->ou_padding1);
2677 __swab64s(&ou->ou_batchid);
2678 lustre_swab_lu_fid(&ou->ou_fid);
2679 param = &ou->ou_params[0];
2680 for (i = 0; i < ou->ou_params_count; i++) {
2681 __swab16s(¶m->oup_len);
2682 __swab16s(¶m->oup_padding);
2683 __swab32s(¶m->oup_padding2);
2684 param = (struct object_update_param *)((char *)param +
2685 object_update_param_size(param));
2689 void lustre_swab_object_update_request(struct object_update_request *our)
2692 __swab32s(&our->ourq_magic);
2693 __swab16s(&our->ourq_count);
2694 __swab16s(&our->ourq_padding);
2695 for (i = 0; i < our->ourq_count; i++) {
2696 struct object_update *ou;
2698 ou = object_update_request_get(our, i, NULL);
2701 lustre_swab_object_update(ou);
2705 void lustre_swab_object_update_result(struct object_update_result *our)
2707 __swab32s(&our->our_rc);
2708 __swab16s(&our->our_datalen);
2709 __swab16s(&our->our_padding);
2712 void lustre_swab_object_update_reply(struct object_update_reply *our)
2716 __swab32s(&our->ourp_magic);
2717 __swab16s(&our->ourp_count);
2718 __swab16s(&our->ourp_padding);
2719 for (i = 0; i < our->ourp_count; i++) {
2720 struct object_update_result *ourp;
2722 __swab16s(&our->ourp_lens[i]);
2723 ourp = object_update_result_get(our, i, NULL);
2726 lustre_swab_object_update_result(ourp);
2730 void lustre_swab_out_update_header(struct out_update_header *ouh)
2732 __swab32s(&ouh->ouh_magic);
2733 __swab32s(&ouh->ouh_count);
2734 __swab32s(&ouh->ouh_inline_length);
2735 __swab32s(&ouh->ouh_reply_size);
2737 EXPORT_SYMBOL(lustre_swab_out_update_header);
2739 void lustre_swab_out_update_buffer(struct out_update_buffer *oub)
2741 __swab32s(&oub->oub_size);
2742 __swab32s(&oub->oub_padding);
2744 EXPORT_SYMBOL(lustre_swab_out_update_buffer);
2746 void lustre_swab_swap_layouts(struct mdc_swap_layouts *msl)
2748 __swab64s(&msl->msl_flags);
2751 void lustre_swab_close_data(struct close_data *cd)
2753 lustre_swab_lu_fid(&cd->cd_fid);
2754 __swab64s(&cd->cd_data_version);
2757 void lustre_swab_close_data_resync_done(struct close_data_resync_done *resync)
2761 __swab32s(&resync->resync_count);
2762 /* after swab, resync_count must in CPU endian */
2763 if (resync->resync_count <= INLINE_RESYNC_ARRAY_SIZE) {
2764 for (i = 0; i < resync->resync_count; i++)
2765 __swab32s(&resync->resync_ids_inline[i]);
2768 EXPORT_SYMBOL(lustre_swab_close_data_resync_done);
2770 void lustre_swab_lfsck_request(struct lfsck_request *lr)
2772 __swab32s(&lr->lr_event);
2773 __swab32s(&lr->lr_index);
2774 __swab32s(&lr->lr_flags);
2775 __swab32s(&lr->lr_valid);
2776 __swab32s(&lr->lr_speed);
2777 __swab16s(&lr->lr_version);
2778 __swab16s(&lr->lr_active);
2779 __swab16s(&lr->lr_param);
2780 __swab16s(&lr->lr_async_windows);
2781 __swab32s(&lr->lr_flags);
2782 lustre_swab_lu_fid(&lr->lr_fid);
2783 lustre_swab_lu_fid(&lr->lr_fid2);
2784 __swab32s(&lr->lr_comp_id);
2785 CLASSERT(offsetof(typeof(*lr), lr_padding_0) != 0);
2786 CLASSERT(offsetof(typeof(*lr), lr_padding_1) != 0);
2787 CLASSERT(offsetof(typeof(*lr), lr_padding_2) != 0);
2788 CLASSERT(offsetof(typeof(*lr), lr_padding_3) != 0);
2791 void lustre_swab_lfsck_reply(struct lfsck_reply *lr)
2793 __swab32s(&lr->lr_status);
2794 CLASSERT(offsetof(typeof(*lr), lr_padding_1) != 0);
2795 __swab64s(&lr->lr_repaired);
2798 static void lustre_swab_orphan_rec(struct lu_orphan_rec *rec)
2800 lustre_swab_lu_fid(&rec->lor_fid);
2801 __swab32s(&rec->lor_uid);
2802 __swab32s(&rec->lor_gid);
2805 void lustre_swab_orphan_ent(struct lu_orphan_ent *ent)
2807 lustre_swab_lu_fid(&ent->loe_key);
2808 lustre_swab_orphan_rec(&ent->loe_rec);
2810 EXPORT_SYMBOL(lustre_swab_orphan_ent);
2812 void lustre_swab_orphan_ent_v2(struct lu_orphan_ent_v2 *ent)
2814 lustre_swab_lu_fid(&ent->loe_key);
2815 lustre_swab_orphan_rec(&ent->loe_rec.lor_rec);
2816 lustre_swab_ost_layout(&ent->loe_rec.lor_layout);
2817 CLASSERT(offsetof(typeof(ent->loe_rec), lor_padding) != 0);
2819 EXPORT_SYMBOL(lustre_swab_orphan_ent_v2);
2821 void lustre_swab_ladvise(struct lu_ladvise *ladvise)
2823 __swab16s(&ladvise->lla_advice);
2824 __swab16s(&ladvise->lla_value1);
2825 __swab32s(&ladvise->lla_value2);
2826 __swab64s(&ladvise->lla_start);
2827 __swab64s(&ladvise->lla_end);
2828 __swab32s(&ladvise->lla_value3);
2829 __swab32s(&ladvise->lla_value4);
2831 EXPORT_SYMBOL(lustre_swab_ladvise);
2833 void lustre_swab_ladvise_hdr(struct ladvise_hdr *ladvise_hdr)
2835 __swab32s(&ladvise_hdr->lah_magic);
2836 __swab32s(&ladvise_hdr->lah_count);
2837 __swab64s(&ladvise_hdr->lah_flags);
2838 __swab32s(&ladvise_hdr->lah_value1);
2839 __swab32s(&ladvise_hdr->lah_value2);
2840 __swab64s(&ladvise_hdr->lah_value3);
2842 EXPORT_SYMBOL(lustre_swab_ladvise_hdr);