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, 2017, 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,
93 enum lustre_msg_version version)
95 enum lustre_msg_version ver = lustre_msg_get_version(msg);
97 return (ver & LUSTRE_VERSION_MASK) != version;
100 int lustre_msg_check_version(struct lustre_msg *msg,
101 enum lustre_msg_version version)
103 #define LUSTRE_MSG_MAGIC_V1 0x0BD00BD0
104 switch (msg->lm_magic) {
105 case LUSTRE_MSG_MAGIC_V1:
106 CERROR("msg v1 not supported - please upgrade you system\n");
108 case LUSTRE_MSG_MAGIC_V2:
109 return lustre_msg_check_version_v2(msg, version);
111 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
114 #undef LUSTRE_MSG_MAGIC_V1
117 /* early reply size */
118 __u32 lustre_msg_early_size()
122 /* Always reply old ptlrpc_body_v2 to keep interoprability
123 * with the old client (< 2.3) which doesn't have pb_jobid
124 * in the ptlrpc_body.
126 * XXX Remove this whenever we dorp interoprability with such
129 __u32 pblen = sizeof(struct ptlrpc_body_v2);
130 size = lustre_msg_size(LUSTRE_MSG_MAGIC_V2, 1, &pblen);
134 EXPORT_SYMBOL(lustre_msg_early_size);
136 __u32 lustre_msg_size_v2(int count, __u32 *lengths)
141 size = lustre_msg_hdr_size_v2(count);
142 for (i = 0; i < count; i++)
143 size += cfs_size_round(lengths[i]);
147 EXPORT_SYMBOL(lustre_msg_size_v2);
149 /* This returns the size of the buffer that is required to hold a lustre_msg
150 * with the given sub-buffer lengths.
151 * NOTE: this should only be used for NEW requests, and should always be
152 * in the form of a v2 request. If this is a connection to a v1
153 * target then the first buffer will be stripped because the ptlrpc
154 * data is part of the lustre_msg_v1 header. b=14043 */
155 __u32 lustre_msg_size(__u32 magic, int count, __u32 *lens)
157 __u32 size[] = { sizeof(struct ptlrpc_body) };
165 LASSERT(lens[MSG_PTLRPC_BODY_OFF] >= sizeof(struct ptlrpc_body_v2));
168 case LUSTRE_MSG_MAGIC_V2:
169 return lustre_msg_size_v2(count, lens);
171 LASSERTF(0, "incorrect message magic: %08x\n", magic);
176 /* This is used to determine the size of a buffer that was already packed
177 * and will correctly handle the different message formats. */
178 __u32 lustre_packed_msg_size(struct lustre_msg *msg)
180 switch (msg->lm_magic) {
181 case LUSTRE_MSG_MAGIC_V2:
182 return lustre_msg_size_v2(msg->lm_bufcount, msg->lm_buflens);
184 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
188 EXPORT_SYMBOL(lustre_packed_msg_size);
190 void lustre_init_msg_v2(struct lustre_msg_v2 *msg, int count, __u32 *lens,
196 msg->lm_bufcount = count;
197 /* XXX: lm_secflvr uninitialized here */
198 msg->lm_magic = LUSTRE_MSG_MAGIC_V2;
200 for (i = 0; i < count; i++)
201 msg->lm_buflens[i] = lens[i];
206 ptr = (char *)msg + lustre_msg_hdr_size_v2(count);
207 for (i = 0; i < count; i++) {
211 memcpy(ptr, tmp, lens[i]);
212 ptr += cfs_size_round(lens[i]);
215 EXPORT_SYMBOL(lustre_init_msg_v2);
217 static int lustre_pack_request_v2(struct ptlrpc_request *req,
218 int count, __u32 *lens, char **bufs)
222 reqlen = lustre_msg_size_v2(count, lens);
224 rc = sptlrpc_cli_alloc_reqbuf(req, reqlen);
228 req->rq_reqlen = reqlen;
230 lustre_init_msg_v2(req->rq_reqmsg, count, lens, bufs);
231 lustre_msg_add_version(req->rq_reqmsg, PTLRPC_MSG_VERSION);
235 int lustre_pack_request(struct ptlrpc_request *req, __u32 magic, int count,
236 __u32 *lens, char **bufs)
238 __u32 size[] = { sizeof(struct ptlrpc_body) };
246 LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
248 /* only use new format, we don't need to be compatible with 1.4 */
249 magic = LUSTRE_MSG_MAGIC_V2;
252 case LUSTRE_MSG_MAGIC_V2:
253 return lustre_pack_request_v2(req, count, lens, bufs);
255 LASSERTF(0, "incorrect message magic: %08x\n", magic);
261 struct list_head ptlrpc_rs_debug_lru =
262 LIST_HEAD_INIT(ptlrpc_rs_debug_lru);
263 spinlock_t ptlrpc_rs_debug_lock;
265 #define PTLRPC_RS_DEBUG_LRU_ADD(rs) \
267 spin_lock(&ptlrpc_rs_debug_lock); \
268 list_add_tail(&(rs)->rs_debug_list, &ptlrpc_rs_debug_lru); \
269 spin_unlock(&ptlrpc_rs_debug_lock); \
272 #define PTLRPC_RS_DEBUG_LRU_DEL(rs) \
274 spin_lock(&ptlrpc_rs_debug_lock); \
275 list_del(&(rs)->rs_debug_list); \
276 spin_unlock(&ptlrpc_rs_debug_lock); \
279 # define PTLRPC_RS_DEBUG_LRU_ADD(rs) do {} while(0)
280 # define PTLRPC_RS_DEBUG_LRU_DEL(rs) do {} while(0)
283 struct ptlrpc_reply_state *
284 lustre_get_emerg_rs(struct ptlrpc_service_part *svcpt)
286 struct ptlrpc_reply_state *rs = NULL;
288 spin_lock(&svcpt->scp_rep_lock);
290 /* See if we have anything in a pool, and wait if nothing */
291 while (list_empty(&svcpt->scp_rep_idle)) {
292 struct l_wait_info lwi;
295 spin_unlock(&svcpt->scp_rep_lock);
296 /* If we cannot get anything for some long time, we better
297 * bail out instead of waiting infinitely */
298 lwi = LWI_TIMEOUT(cfs_time_seconds(10), NULL, NULL);
299 rc = l_wait_event(svcpt->scp_rep_waitq,
300 !list_empty(&svcpt->scp_rep_idle), &lwi);
303 spin_lock(&svcpt->scp_rep_lock);
306 rs = list_entry(svcpt->scp_rep_idle.next,
307 struct ptlrpc_reply_state, rs_list);
308 list_del(&rs->rs_list);
310 spin_unlock(&svcpt->scp_rep_lock);
312 memset(rs, 0, svcpt->scp_service->srv_max_reply_size);
313 rs->rs_size = svcpt->scp_service->srv_max_reply_size;
314 rs->rs_svcpt = svcpt;
320 void lustre_put_emerg_rs(struct ptlrpc_reply_state *rs)
322 struct ptlrpc_service_part *svcpt = rs->rs_svcpt;
324 spin_lock(&svcpt->scp_rep_lock);
325 list_add(&rs->rs_list, &svcpt->scp_rep_idle);
326 spin_unlock(&svcpt->scp_rep_lock);
327 wake_up(&svcpt->scp_rep_waitq);
330 int lustre_pack_reply_v2(struct ptlrpc_request *req, int count,
331 __u32 *lens, char **bufs, int flags)
333 struct ptlrpc_reply_state *rs;
337 LASSERT(req->rq_reply_state == NULL);
339 if ((flags & LPRFL_EARLY_REPLY) == 0) {
340 spin_lock(&req->rq_lock);
341 req->rq_packed_final = 1;
342 spin_unlock(&req->rq_lock);
345 msg_len = lustre_msg_size_v2(count, lens);
346 rc = sptlrpc_svc_alloc_rs(req, msg_len);
350 rs = req->rq_reply_state;
351 atomic_set(&rs->rs_refcount, 1); /* 1 ref for rq_reply_state */
352 rs->rs_cb_id.cbid_fn = reply_out_callback;
353 rs->rs_cb_id.cbid_arg = rs;
354 rs->rs_svcpt = req->rq_rqbd->rqbd_svcpt;
355 INIT_LIST_HEAD(&rs->rs_exp_list);
356 INIT_LIST_HEAD(&rs->rs_obd_list);
357 INIT_LIST_HEAD(&rs->rs_list);
358 spin_lock_init(&rs->rs_lock);
360 req->rq_replen = msg_len;
361 req->rq_reply_state = rs;
362 req->rq_repmsg = rs->rs_msg;
364 lustre_init_msg_v2(rs->rs_msg, count, lens, bufs);
365 lustre_msg_add_version(rs->rs_msg, PTLRPC_MSG_VERSION);
367 PTLRPC_RS_DEBUG_LRU_ADD(rs);
371 EXPORT_SYMBOL(lustre_pack_reply_v2);
373 int lustre_pack_reply_flags(struct ptlrpc_request *req, int count, __u32 *lens,
374 char **bufs, int flags)
377 __u32 size[] = { sizeof(struct ptlrpc_body) };
385 LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
387 switch (req->rq_reqmsg->lm_magic) {
388 case LUSTRE_MSG_MAGIC_V2:
389 rc = lustre_pack_reply_v2(req, count, lens, bufs, flags);
392 LASSERTF(0, "incorrect message magic: %08x\n",
393 req->rq_reqmsg->lm_magic);
397 CERROR("lustre_pack_reply failed: rc=%d size=%d\n", rc,
398 lustre_msg_size(req->rq_reqmsg->lm_magic, count, lens));
402 int lustre_pack_reply(struct ptlrpc_request *req, int count, __u32 *lens,
405 return lustre_pack_reply_flags(req, count, lens, bufs, 0);
407 EXPORT_SYMBOL(lustre_pack_reply);
409 void *lustre_msg_buf_v2(struct lustre_msg_v2 *m, __u32 n, __u32 min_size)
411 __u32 i, offset, buflen, bufcount;
415 bufcount = m->lm_bufcount;
416 if (unlikely(n >= bufcount)) {
417 CDEBUG(D_INFO, "msg %p buffer[%d] not present (count %d)\n",
422 buflen = m->lm_buflens[n];
423 if (unlikely(buflen < min_size)) {
424 CERROR("msg %p buffer[%d] size %d too small "
425 "(required %d, opc=%d)\n", m, n, buflen, min_size,
426 n == MSG_PTLRPC_BODY_OFF ? -1 : lustre_msg_get_opc(m));
430 offset = lustre_msg_hdr_size_v2(bufcount);
431 for (i = 0; i < n; i++)
432 offset += cfs_size_round(m->lm_buflens[i]);
434 return (char *)m + offset;
437 void *lustre_msg_buf(struct lustre_msg *m, __u32 n, __u32 min_size)
439 switch (m->lm_magic) {
440 case LUSTRE_MSG_MAGIC_V2:
441 return lustre_msg_buf_v2(m, n, min_size);
443 LASSERTF(0, "incorrect message magic: %08x (msg:%p)\n",
448 EXPORT_SYMBOL(lustre_msg_buf);
450 static int lustre_shrink_msg_v2(struct lustre_msg_v2 *msg, __u32 segment,
451 unsigned int newlen, int move_data)
453 char *tail = NULL, *newpos;
457 LASSERT(msg->lm_bufcount > segment);
458 LASSERT(msg->lm_buflens[segment] >= newlen);
460 if (msg->lm_buflens[segment] == newlen)
463 if (move_data && msg->lm_bufcount > segment + 1) {
464 tail = lustre_msg_buf_v2(msg, segment + 1, 0);
465 for (n = segment + 1; n < msg->lm_bufcount; n++)
466 tail_len += cfs_size_round(msg->lm_buflens[n]);
469 msg->lm_buflens[segment] = newlen;
471 if (tail && tail_len) {
472 newpos = lustre_msg_buf_v2(msg, segment + 1, 0);
473 LASSERT(newpos <= tail);
475 memmove(newpos, tail, tail_len);
478 return lustre_msg_size_v2(msg->lm_bufcount, msg->lm_buflens);
482 * for @msg, shrink @segment to size @newlen. if @move_data is non-zero,
483 * we also move data forward from @segment + 1.
485 * if @newlen == 0, we remove the segment completely, but we still keep the
486 * totally bufcount the same to save possible data moving. this will leave a
487 * unused segment with size 0 at the tail, but that's ok.
489 * return new msg size after shrinking.
492 * + if any buffers higher than @segment has been filled in, must call shrink
493 * with non-zero @move_data.
494 * + caller should NOT keep pointers to msg buffers which higher than @segment
497 int lustre_shrink_msg(struct lustre_msg *msg, int segment,
498 unsigned int newlen, int move_data)
500 switch (msg->lm_magic) {
501 case LUSTRE_MSG_MAGIC_V2:
502 return lustre_shrink_msg_v2(msg, segment, newlen, move_data);
504 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
507 EXPORT_SYMBOL(lustre_shrink_msg);
509 void lustre_free_reply_state(struct ptlrpc_reply_state *rs)
511 PTLRPC_RS_DEBUG_LRU_DEL(rs);
513 LASSERT(atomic_read(&rs->rs_refcount) == 0);
514 LASSERT(!rs->rs_difficult || rs->rs_handled);
515 LASSERT(!rs->rs_on_net);
516 LASSERT(!rs->rs_scheduled);
517 LASSERT(rs->rs_export == NULL);
518 LASSERT(rs->rs_nlocks == 0);
519 LASSERT(list_empty(&rs->rs_exp_list));
520 LASSERT(list_empty(&rs->rs_obd_list));
522 sptlrpc_svc_free_rs(rs);
525 static int lustre_unpack_msg_v2(struct lustre_msg_v2 *m, int len)
527 int swabbed, required_len, i;
529 /* Now we know the sender speaks my language. */
530 required_len = lustre_msg_hdr_size_v2(0);
531 if (len < required_len) {
532 /* can't even look inside the message */
533 CERROR("message length %d too small for lustre_msg\n", len);
537 swabbed = (m->lm_magic == LUSTRE_MSG_MAGIC_V2_SWABBED);
540 __swab32s(&m->lm_magic);
541 __swab32s(&m->lm_bufcount);
542 __swab32s(&m->lm_secflvr);
543 __swab32s(&m->lm_repsize);
544 __swab32s(&m->lm_cksum);
545 __swab32s(&m->lm_flags);
546 CLASSERT(offsetof(typeof(*m), lm_padding_2) != 0);
547 CLASSERT(offsetof(typeof(*m), lm_padding_3) != 0);
550 required_len = lustre_msg_hdr_size_v2(m->lm_bufcount);
551 if (len < required_len) {
552 /* didn't receive all the buffer lengths */
553 CERROR ("message length %d too small for %d buflens\n",
554 len, m->lm_bufcount);
558 for (i = 0; i < m->lm_bufcount; i++) {
560 __swab32s(&m->lm_buflens[i]);
561 required_len += cfs_size_round(m->lm_buflens[i]);
564 if (len < required_len) {
565 CERROR("len: %d, required_len %d\n", len, required_len);
566 CERROR("bufcount: %d\n", m->lm_bufcount);
567 for (i = 0; i < m->lm_bufcount; i++)
568 CERROR("buffer %d length %d\n", i, m->lm_buflens[i]);
575 int __lustre_unpack_msg(struct lustre_msg *m, int len)
577 int required_len, rc;
580 /* We can provide a slightly better error log, if we check the
581 * message magic and version first. In the future, struct
582 * lustre_msg may grow, and we'd like to log a version mismatch,
583 * rather than a short message.
586 required_len = offsetof(struct lustre_msg, lm_magic) +
588 if (len < required_len) {
589 /* can't even look inside the message */
590 CERROR("message length %d too small for magic/version check\n",
595 rc = lustre_unpack_msg_v2(m, len);
599 EXPORT_SYMBOL(__lustre_unpack_msg);
601 int ptlrpc_unpack_req_msg(struct ptlrpc_request *req, int len)
604 rc = __lustre_unpack_msg(req->rq_reqmsg, len);
606 lustre_set_req_swabbed(req, MSG_PTLRPC_HEADER_OFF);
612 int ptlrpc_unpack_rep_msg(struct ptlrpc_request *req, int len)
615 rc = __lustre_unpack_msg(req->rq_repmsg, len);
617 lustre_set_rep_swabbed(req, MSG_PTLRPC_HEADER_OFF);
623 static inline int lustre_unpack_ptlrpc_body_v2(struct ptlrpc_request *req,
624 const int inout, int offset)
626 struct ptlrpc_body *pb;
627 struct lustre_msg_v2 *m = inout ? req->rq_reqmsg : req->rq_repmsg;
629 pb = lustre_msg_buf_v2(m, offset, sizeof(struct ptlrpc_body_v2));
631 CERROR("error unpacking ptlrpc body\n");
634 if (ptlrpc_buf_need_swab(req, inout, offset)) {
635 lustre_swab_ptlrpc_body(pb);
636 ptlrpc_buf_set_swabbed(req, inout, offset);
639 if ((pb->pb_version & ~LUSTRE_VERSION_MASK) != PTLRPC_MSG_VERSION) {
640 CERROR("wrong lustre_msg version %08x\n", pb->pb_version);
645 pb->pb_status = ptlrpc_status_ntoh(pb->pb_status);
650 int lustre_unpack_req_ptlrpc_body(struct ptlrpc_request *req, int offset)
652 switch (req->rq_reqmsg->lm_magic) {
653 case LUSTRE_MSG_MAGIC_V2:
654 return lustre_unpack_ptlrpc_body_v2(req, 1, offset);
656 CERROR("bad lustre msg magic: %08x\n",
657 req->rq_reqmsg->lm_magic);
662 int lustre_unpack_rep_ptlrpc_body(struct ptlrpc_request *req, int offset)
664 switch (req->rq_repmsg->lm_magic) {
665 case LUSTRE_MSG_MAGIC_V2:
666 return lustre_unpack_ptlrpc_body_v2(req, 0, offset);
668 CERROR("bad lustre msg magic: %08x\n",
669 req->rq_repmsg->lm_magic);
674 static inline __u32 lustre_msg_buflen_v2(struct lustre_msg_v2 *m, __u32 n)
676 if (n >= m->lm_bufcount)
679 return m->lm_buflens[n];
683 * lustre_msg_buflen - return the length of buffer \a n in message \a m
684 * \param m lustre_msg (request or reply) to look at
685 * \param n message index (base 0)
687 * returns zero for non-existent message indices
689 __u32 lustre_msg_buflen(struct lustre_msg *m, __u32 n)
691 switch (m->lm_magic) {
692 case LUSTRE_MSG_MAGIC_V2:
693 return lustre_msg_buflen_v2(m, n);
695 CERROR("incorrect message magic: %08x\n", m->lm_magic);
699 EXPORT_SYMBOL(lustre_msg_buflen);
702 lustre_msg_set_buflen_v2(struct lustre_msg_v2 *m, __u32 n, __u32 len)
704 if (n >= m->lm_bufcount)
707 m->lm_buflens[n] = len;
710 void lustre_msg_set_buflen(struct lustre_msg *m, __u32 n, __u32 len)
712 switch (m->lm_magic) {
713 case LUSTRE_MSG_MAGIC_V2:
714 lustre_msg_set_buflen_v2(m, n, len);
717 LASSERTF(0, "incorrect message magic: %08x\n", m->lm_magic);
721 /* NB return the bufcount for lustre_msg_v2 format, so if message is packed
722 * in V1 format, the result is one bigger. (add struct ptlrpc_body). */
723 __u32 lustre_msg_bufcount(struct lustre_msg *m)
725 switch (m->lm_magic) {
726 case LUSTRE_MSG_MAGIC_V2:
727 return m->lm_bufcount;
729 CERROR("incorrect message magic: %08x\n", m->lm_magic);
734 char *lustre_msg_string(struct lustre_msg *m, __u32 index, __u32 max_len)
736 /* max_len == 0 means the string should fill the buffer */
740 switch (m->lm_magic) {
741 case LUSTRE_MSG_MAGIC_V2:
742 str = lustre_msg_buf_v2(m, index, 0);
743 blen = lustre_msg_buflen_v2(m, index);
746 LASSERTF(0, "incorrect message magic: %08x\n", m->lm_magic);
750 CERROR ("can't unpack string in msg %p buffer[%d]\n", m, index);
754 slen = strnlen(str, blen);
756 if (slen == blen) { /* not NULL terminated */
757 CERROR("can't unpack non-NULL terminated string in "
758 "msg %p buffer[%d] len %d\n", m, index, blen);
763 if (slen != blen - 1) {
764 CERROR("can't unpack short string in msg %p "
765 "buffer[%d] len %d: strlen %d\n",
766 m, index, blen, slen);
769 } else if (slen > max_len) {
770 CERROR("can't unpack oversized string in msg %p "
771 "buffer[%d] len %d strlen %d: max %d expected\n",
772 m, index, blen, slen, max_len);
779 /* Wrap up the normal fixed length cases */
780 static inline void *__lustre_swab_buf(struct lustre_msg *msg, __u32 index,
781 __u32 min_size, void *swabber)
785 LASSERT(msg != NULL);
786 switch (msg->lm_magic) {
787 case LUSTRE_MSG_MAGIC_V2:
788 ptr = lustre_msg_buf_v2(msg, index, min_size);
791 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
794 if (ptr != NULL && swabber != NULL)
795 ((void (*)(void *))swabber)(ptr);
800 static inline struct ptlrpc_body *lustre_msg_ptlrpc_body(struct lustre_msg *msg)
802 return lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
803 sizeof(struct ptlrpc_body_v2));
806 enum lustre_msghdr lustre_msghdr_get_flags(struct lustre_msg *msg)
808 switch (msg->lm_magic) {
809 case LUSTRE_MSG_MAGIC_V2:
810 /* already in host endian */
811 return msg->lm_flags;
813 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
817 EXPORT_SYMBOL(lustre_msghdr_get_flags);
819 void lustre_msghdr_set_flags(struct lustre_msg *msg, __u32 flags)
821 switch (msg->lm_magic) {
822 case LUSTRE_MSG_MAGIC_V2:
823 msg->lm_flags = flags;
826 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
830 __u32 lustre_msg_get_flags(struct lustre_msg *msg)
832 switch (msg->lm_magic) {
833 case LUSTRE_MSG_MAGIC_V2: {
834 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
838 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
842 /* flags might be printed in debug code while message
847 EXPORT_SYMBOL(lustre_msg_get_flags);
849 void lustre_msg_add_flags(struct lustre_msg *msg, __u32 flags)
851 switch (msg->lm_magic) {
852 case LUSTRE_MSG_MAGIC_V2: {
853 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
854 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
855 pb->pb_flags |= flags;
859 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
862 EXPORT_SYMBOL(lustre_msg_add_flags);
864 void lustre_msg_set_flags(struct lustre_msg *msg, __u32 flags)
866 switch (msg->lm_magic) {
867 case LUSTRE_MSG_MAGIC_V2: {
868 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
869 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
870 pb->pb_flags = flags;
874 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
878 void lustre_msg_clear_flags(struct lustre_msg *msg, __u32 flags)
880 switch (msg->lm_magic) {
881 case LUSTRE_MSG_MAGIC_V2: {
882 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
883 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
884 pb->pb_flags &= ~flags;
889 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
892 EXPORT_SYMBOL(lustre_msg_clear_flags);
894 __u32 lustre_msg_get_op_flags(struct lustre_msg *msg)
896 switch (msg->lm_magic) {
897 case LUSTRE_MSG_MAGIC_V2: {
898 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
900 return pb->pb_op_flags;
902 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
910 void lustre_msg_add_op_flags(struct lustre_msg *msg, __u32 flags)
912 switch (msg->lm_magic) {
913 case LUSTRE_MSG_MAGIC_V2: {
914 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
915 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
916 pb->pb_op_flags |= flags;
920 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
923 EXPORT_SYMBOL(lustre_msg_add_op_flags);
925 struct lustre_handle *lustre_msg_get_handle(struct lustre_msg *msg)
927 switch (msg->lm_magic) {
928 case LUSTRE_MSG_MAGIC_V2: {
929 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
931 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
934 return &pb->pb_handle;
937 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
942 __u32 lustre_msg_get_type(struct lustre_msg *msg)
944 switch (msg->lm_magic) {
945 case LUSTRE_MSG_MAGIC_V2: {
946 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
948 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
949 return PTL_RPC_MSG_ERR;
954 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
955 return PTL_RPC_MSG_ERR;
958 EXPORT_SYMBOL(lustre_msg_get_type);
960 enum lustre_msg_version lustre_msg_get_version(struct lustre_msg *msg)
962 switch (msg->lm_magic) {
963 case LUSTRE_MSG_MAGIC_V2: {
964 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
966 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
969 return pb->pb_version;
972 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
977 void lustre_msg_add_version(struct lustre_msg *msg, __u32 version)
979 switch (msg->lm_magic) {
980 case LUSTRE_MSG_MAGIC_V2: {
981 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
982 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
983 pb->pb_version |= version;
987 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
991 __u32 lustre_msg_get_opc(struct lustre_msg *msg)
993 switch (msg->lm_magic) {
994 case LUSTRE_MSG_MAGIC_V2: {
995 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
997 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1003 CERROR("incorrect message magic: %08x (msg:%p)\n",
1004 msg->lm_magic, msg);
1008 EXPORT_SYMBOL(lustre_msg_get_opc);
1010 __u64 lustre_msg_get_last_xid(struct lustre_msg *msg)
1012 switch (msg->lm_magic) {
1013 case LUSTRE_MSG_MAGIC_V2: {
1014 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1016 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1019 return pb->pb_last_xid;
1022 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1026 EXPORT_SYMBOL(lustre_msg_get_last_xid);
1028 __u16 lustre_msg_get_tag(struct lustre_msg *msg)
1030 switch (msg->lm_magic) {
1031 case LUSTRE_MSG_MAGIC_V2: {
1032 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1034 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1040 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1044 EXPORT_SYMBOL(lustre_msg_get_tag);
1046 __u64 lustre_msg_get_last_committed(struct lustre_msg *msg)
1048 switch (msg->lm_magic) {
1049 case LUSTRE_MSG_MAGIC_V2: {
1050 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1052 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1055 return pb->pb_last_committed;
1058 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1062 EXPORT_SYMBOL(lustre_msg_get_last_committed);
1064 __u64 *lustre_msg_get_versions(struct lustre_msg *msg)
1066 switch (msg->lm_magic) {
1067 case LUSTRE_MSG_MAGIC_V2: {
1068 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1070 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1073 return pb->pb_pre_versions;
1076 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1080 EXPORT_SYMBOL(lustre_msg_get_versions);
1082 __u64 lustre_msg_get_transno(struct lustre_msg *msg)
1084 switch (msg->lm_magic) {
1085 case LUSTRE_MSG_MAGIC_V2: {
1086 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1088 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1091 return pb->pb_transno;
1094 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1098 EXPORT_SYMBOL(lustre_msg_get_transno);
1100 int lustre_msg_get_status(struct lustre_msg *msg)
1102 switch (msg->lm_magic) {
1103 case LUSTRE_MSG_MAGIC_V2: {
1104 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1106 return pb->pb_status;
1107 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1111 /* status might be printed in debug code while message
1116 EXPORT_SYMBOL(lustre_msg_get_status);
1118 __u64 lustre_msg_get_slv(struct lustre_msg *msg)
1120 switch (msg->lm_magic) {
1121 case LUSTRE_MSG_MAGIC_V2: {
1122 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1124 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1130 CERROR("invalid msg magic %08x\n", msg->lm_magic);
1136 void lustre_msg_set_slv(struct lustre_msg *msg, __u64 slv)
1138 switch (msg->lm_magic) {
1139 case LUSTRE_MSG_MAGIC_V2: {
1140 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1142 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1149 CERROR("invalid msg magic %x\n", msg->lm_magic);
1154 __u32 lustre_msg_get_limit(struct lustre_msg *msg)
1156 switch (msg->lm_magic) {
1157 case LUSTRE_MSG_MAGIC_V2: {
1158 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1160 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1163 return pb->pb_limit;
1166 CERROR("invalid msg magic %x\n", msg->lm_magic);
1172 void lustre_msg_set_limit(struct lustre_msg *msg, __u64 limit)
1174 switch (msg->lm_magic) {
1175 case LUSTRE_MSG_MAGIC_V2: {
1176 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1178 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1181 pb->pb_limit = limit;
1185 CERROR("invalid msg magic %08x\n", msg->lm_magic);
1190 __u32 lustre_msg_get_conn_cnt(struct lustre_msg *msg)
1192 switch (msg->lm_magic) {
1193 case LUSTRE_MSG_MAGIC_V2: {
1194 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1196 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1199 return pb->pb_conn_cnt;
1202 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1206 EXPORT_SYMBOL(lustre_msg_get_conn_cnt);
1208 __u32 lustre_msg_get_magic(struct lustre_msg *msg)
1210 switch (msg->lm_magic) {
1211 case LUSTRE_MSG_MAGIC_V2:
1212 return msg->lm_magic;
1214 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1219 __u32 lustre_msg_get_timeout(struct lustre_msg *msg)
1221 switch (msg->lm_magic) {
1222 case LUSTRE_MSG_MAGIC_V2: {
1223 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1225 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1228 return pb->pb_timeout;
1231 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1236 __u32 lustre_msg_get_service_time(struct lustre_msg *msg)
1238 switch (msg->lm_magic) {
1239 case LUSTRE_MSG_MAGIC_V2: {
1240 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1242 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1245 return pb->pb_service_time;
1248 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1253 char *lustre_msg_get_jobid(struct lustre_msg *msg)
1255 switch (msg->lm_magic) {
1256 case LUSTRE_MSG_MAGIC_V2: {
1257 struct ptlrpc_body *pb =
1258 lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
1259 sizeof(struct ptlrpc_body));
1263 return pb->pb_jobid;
1266 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1270 EXPORT_SYMBOL(lustre_msg_get_jobid);
1272 __u32 lustre_msg_get_cksum(struct lustre_msg *msg)
1274 switch (msg->lm_magic) {
1275 case LUSTRE_MSG_MAGIC_V2:
1276 return msg->lm_cksum;
1278 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1283 __u64 lustre_msg_get_mbits(struct lustre_msg *msg)
1285 switch (msg->lm_magic) {
1286 case LUSTRE_MSG_MAGIC_V2: {
1287 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1289 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1292 return pb->pb_mbits;
1295 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1300 __u32 lustre_msg_calc_cksum(struct lustre_msg *msg)
1302 switch (msg->lm_magic) {
1303 case LUSTRE_MSG_MAGIC_V2: {
1304 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1305 __u32 len = lustre_msg_buflen(msg, MSG_PTLRPC_BODY_OFF);
1307 unsigned int hsize = 4;
1310 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1311 cfs_crypto_hash_digest(CFS_HASH_ALG_CRC32, (unsigned char *)pb,
1312 len, NULL, 0, (unsigned char *)&crc,
1317 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1322 void lustre_msg_set_handle(struct lustre_msg *msg, struct lustre_handle *handle)
1324 switch (msg->lm_magic) {
1325 case LUSTRE_MSG_MAGIC_V2: {
1326 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1327 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1328 pb->pb_handle = *handle;
1332 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1336 void lustre_msg_set_type(struct lustre_msg *msg, __u32 type)
1338 switch (msg->lm_magic) {
1339 case LUSTRE_MSG_MAGIC_V2: {
1340 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1341 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1346 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1350 void lustre_msg_set_opc(struct lustre_msg *msg, __u32 opc)
1352 switch (msg->lm_magic) {
1353 case LUSTRE_MSG_MAGIC_V2: {
1354 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1355 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1360 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1364 void lustre_msg_set_last_xid(struct lustre_msg *msg, __u64 last_xid)
1366 switch (msg->lm_magic) {
1367 case LUSTRE_MSG_MAGIC_V2: {
1368 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1369 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1370 pb->pb_last_xid = last_xid;
1374 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1377 EXPORT_SYMBOL(lustre_msg_set_last_xid);
1379 void lustre_msg_set_tag(struct lustre_msg *msg, __u16 tag)
1381 switch (msg->lm_magic) {
1382 case LUSTRE_MSG_MAGIC_V2: {
1383 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1384 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1389 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1392 EXPORT_SYMBOL(lustre_msg_set_tag);
1394 void lustre_msg_set_last_committed(struct lustre_msg *msg, __u64 last_committed)
1396 switch (msg->lm_magic) {
1397 case LUSTRE_MSG_MAGIC_V2: {
1398 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1399 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1400 pb->pb_last_committed = last_committed;
1404 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1408 void lustre_msg_set_versions(struct lustre_msg *msg, __u64 *versions)
1410 switch (msg->lm_magic) {
1411 case LUSTRE_MSG_MAGIC_V2: {
1412 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1413 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1414 pb->pb_pre_versions[0] = versions[0];
1415 pb->pb_pre_versions[1] = versions[1];
1416 pb->pb_pre_versions[2] = versions[2];
1417 pb->pb_pre_versions[3] = versions[3];
1421 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1424 EXPORT_SYMBOL(lustre_msg_set_versions);
1426 void lustre_msg_set_transno(struct lustre_msg *msg, __u64 transno)
1428 switch (msg->lm_magic) {
1429 case LUSTRE_MSG_MAGIC_V2: {
1430 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1431 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1432 pb->pb_transno = transno;
1436 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1439 EXPORT_SYMBOL(lustre_msg_set_transno);
1441 void lustre_msg_set_status(struct lustre_msg *msg, __u32 status)
1443 switch (msg->lm_magic) {
1444 case LUSTRE_MSG_MAGIC_V2: {
1445 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1446 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1447 pb->pb_status = status;
1451 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1454 EXPORT_SYMBOL(lustre_msg_set_status);
1456 void lustre_msg_set_conn_cnt(struct lustre_msg *msg, __u32 conn_cnt)
1458 switch (msg->lm_magic) {
1459 case LUSTRE_MSG_MAGIC_V2: {
1460 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1461 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1462 pb->pb_conn_cnt = conn_cnt;
1466 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1470 void lustre_msg_set_timeout(struct lustre_msg *msg, __u32 timeout)
1472 switch (msg->lm_magic) {
1473 case LUSTRE_MSG_MAGIC_V2: {
1474 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1475 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1476 pb->pb_timeout = timeout;
1480 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1484 void lustre_msg_set_service_time(struct lustre_msg *msg, __u32 service_time)
1486 switch (msg->lm_magic) {
1487 case LUSTRE_MSG_MAGIC_V2: {
1488 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1489 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1490 pb->pb_service_time = service_time;
1494 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1498 void lustre_msg_set_jobid(struct lustre_msg *msg, char *jobid)
1500 switch (msg->lm_magic) {
1501 case LUSTRE_MSG_MAGIC_V2: {
1502 __u32 opc = lustre_msg_get_opc(msg);
1503 struct ptlrpc_body *pb;
1505 /* Don't set jobid for ldlm ast RPCs, they've been shrinked.
1506 * See the comment in ptlrpc_request_pack(). */
1507 if (!opc || opc == LDLM_BL_CALLBACK ||
1508 opc == LDLM_CP_CALLBACK || opc == LDLM_GL_CALLBACK)
1511 pb = lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
1512 sizeof(struct ptlrpc_body));
1513 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1516 memcpy(pb->pb_jobid, jobid, sizeof(pb->pb_jobid));
1517 else if (pb->pb_jobid[0] == '\0')
1518 lustre_get_jobid(pb->pb_jobid, sizeof(pb->pb_jobid));
1522 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1525 EXPORT_SYMBOL(lustre_msg_set_jobid);
1527 void lustre_msg_set_cksum(struct lustre_msg *msg, __u32 cksum)
1529 switch (msg->lm_magic) {
1530 case LUSTRE_MSG_MAGIC_V2:
1531 msg->lm_cksum = cksum;
1534 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1538 void lustre_msg_set_mbits(struct lustre_msg *msg, __u64 mbits)
1540 switch (msg->lm_magic) {
1541 case LUSTRE_MSG_MAGIC_V2: {
1542 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1544 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1545 pb->pb_mbits = mbits;
1549 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1553 void ptlrpc_request_set_replen(struct ptlrpc_request *req)
1555 int count = req_capsule_filled_sizes(&req->rq_pill, RCL_SERVER);
1557 req->rq_replen = lustre_msg_size(req->rq_reqmsg->lm_magic, count,
1558 req->rq_pill.rc_area[RCL_SERVER]);
1559 if (req->rq_reqmsg->lm_magic == LUSTRE_MSG_MAGIC_V2)
1560 req->rq_reqmsg->lm_repsize = req->rq_replen;
1562 EXPORT_SYMBOL(ptlrpc_request_set_replen);
1564 void ptlrpc_req_set_repsize(struct ptlrpc_request *req, int count, __u32 *lens)
1566 req->rq_replen = lustre_msg_size(req->rq_reqmsg->lm_magic, count, lens);
1567 if (req->rq_reqmsg->lm_magic == LUSTRE_MSG_MAGIC_V2)
1568 req->rq_reqmsg->lm_repsize = req->rq_replen;
1572 * Send a remote set_info_async.
1574 * This may go from client to server or server to client.
1576 int do_set_info_async(struct obd_import *imp,
1577 int opcode, int version,
1578 size_t keylen, void *key,
1579 size_t vallen, void *val,
1580 struct ptlrpc_request_set *set)
1582 struct ptlrpc_request *req;
1587 req = ptlrpc_request_alloc(imp, &RQF_OBD_SET_INFO);
1591 req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_KEY,
1592 RCL_CLIENT, keylen);
1593 req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_VAL,
1594 RCL_CLIENT, vallen);
1595 rc = ptlrpc_request_pack(req, version, opcode);
1597 ptlrpc_request_free(req);
1601 tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_KEY);
1602 memcpy(tmp, key, keylen);
1603 tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_VAL);
1604 memcpy(tmp, val, vallen);
1606 ptlrpc_request_set_replen(req);
1609 ptlrpc_set_add_req(set, req);
1610 ptlrpc_check_set(NULL, set);
1612 rc = ptlrpc_queue_wait(req);
1613 ptlrpc_req_finished(req);
1618 EXPORT_SYMBOL(do_set_info_async);
1620 /* byte flipping routines for all wire types declared in
1621 * lustre_idl.h implemented here.
1623 void lustre_swab_ptlrpc_body(struct ptlrpc_body *body)
1625 __swab32s(&body->pb_type);
1626 __swab32s(&body->pb_version);
1627 __swab32s(&body->pb_opc);
1628 __swab32s(&body->pb_status);
1629 __swab64s(&body->pb_last_xid);
1630 __swab16s(&body->pb_tag);
1631 CLASSERT(offsetof(typeof(*body), pb_padding0) != 0);
1632 CLASSERT(offsetof(typeof(*body), pb_padding1) != 0);
1633 __swab64s(&body->pb_last_committed);
1634 __swab64s(&body->pb_transno);
1635 __swab32s(&body->pb_flags);
1636 __swab32s(&body->pb_op_flags);
1637 __swab32s(&body->pb_conn_cnt);
1638 __swab32s(&body->pb_timeout);
1639 __swab32s(&body->pb_service_time);
1640 __swab32s(&body->pb_limit);
1641 __swab64s(&body->pb_slv);
1642 __swab64s(&body->pb_pre_versions[0]);
1643 __swab64s(&body->pb_pre_versions[1]);
1644 __swab64s(&body->pb_pre_versions[2]);
1645 __swab64s(&body->pb_pre_versions[3]);
1646 __swab64s(&body->pb_mbits);
1647 CLASSERT(offsetof(typeof(*body), pb_padding64_0) != 0);
1648 CLASSERT(offsetof(typeof(*body), pb_padding64_1) != 0);
1649 CLASSERT(offsetof(typeof(*body), pb_padding64_2) != 0);
1650 /* While we need to maintain compatibility between
1651 * clients and servers without ptlrpc_body_v2 (< 2.3)
1652 * do not swab any fields beyond pb_jobid, as we are
1653 * using this swab function for both ptlrpc_body
1654 * and ptlrpc_body_v2. */
1655 /* pb_jobid is an ASCII string and should not be swabbed */
1656 CLASSERT(offsetof(typeof(*body), pb_jobid) != 0);
1659 void lustre_swab_connect(struct obd_connect_data *ocd)
1661 __swab64s(&ocd->ocd_connect_flags);
1662 __swab32s(&ocd->ocd_version);
1663 __swab32s(&ocd->ocd_grant);
1664 __swab64s(&ocd->ocd_ibits_known);
1665 __swab32s(&ocd->ocd_index);
1666 __swab32s(&ocd->ocd_brw_size);
1667 /* ocd_blocksize and ocd_inodespace don't need to be swabbed because
1668 * they are 8-byte values */
1669 __swab16s(&ocd->ocd_grant_tax_kb);
1670 __swab32s(&ocd->ocd_grant_max_blks);
1671 __swab64s(&ocd->ocd_transno);
1672 __swab32s(&ocd->ocd_group);
1673 __swab32s(&ocd->ocd_cksum_types);
1674 __swab32s(&ocd->ocd_instance);
1675 /* Fields after ocd_cksum_types are only accessible by the receiver
1676 * if the corresponding flag in ocd_connect_flags is set. Accessing
1677 * any field after ocd_maxbytes on the receiver without a valid flag
1678 * may result in out-of-bound memory access and kernel oops. */
1679 if (ocd->ocd_connect_flags & OBD_CONNECT_MAX_EASIZE)
1680 __swab32s(&ocd->ocd_max_easize);
1681 if (ocd->ocd_connect_flags & OBD_CONNECT_MAXBYTES)
1682 __swab64s(&ocd->ocd_maxbytes);
1683 if (ocd->ocd_connect_flags & OBD_CONNECT_MULTIMODRPCS)
1684 __swab16s(&ocd->ocd_maxmodrpcs);
1685 CLASSERT(offsetof(typeof(*ocd), padding0) != 0);
1686 CLASSERT(offsetof(typeof(*ocd), padding1) != 0);
1687 if (ocd->ocd_connect_flags & OBD_CONNECT_FLAGS2)
1688 __swab64s(&ocd->ocd_connect_flags2);
1689 CLASSERT(offsetof(typeof(*ocd), padding3) != 0);
1690 CLASSERT(offsetof(typeof(*ocd), padding4) != 0);
1691 CLASSERT(offsetof(typeof(*ocd), padding5) != 0);
1692 CLASSERT(offsetof(typeof(*ocd), padding6) != 0);
1693 CLASSERT(offsetof(typeof(*ocd), padding7) != 0);
1694 CLASSERT(offsetof(typeof(*ocd), padding8) != 0);
1695 CLASSERT(offsetof(typeof(*ocd), padding9) != 0);
1696 CLASSERT(offsetof(typeof(*ocd), paddingA) != 0);
1697 CLASSERT(offsetof(typeof(*ocd), paddingB) != 0);
1698 CLASSERT(offsetof(typeof(*ocd), paddingC) != 0);
1699 CLASSERT(offsetof(typeof(*ocd), paddingD) != 0);
1700 CLASSERT(offsetof(typeof(*ocd), paddingE) != 0);
1701 CLASSERT(offsetof(typeof(*ocd), paddingF) != 0);
1704 static void lustre_swab_ost_layout(struct ost_layout *ol)
1706 __swab32s(&ol->ol_stripe_size);
1707 __swab32s(&ol->ol_stripe_count);
1708 __swab64s(&ol->ol_comp_start);
1709 __swab64s(&ol->ol_comp_end);
1710 __swab32s(&ol->ol_comp_id);
1713 void lustre_swab_obdo (struct obdo *o)
1715 __swab64s(&o->o_valid);
1716 lustre_swab_ost_id(&o->o_oi);
1717 __swab64s(&o->o_parent_seq);
1718 __swab64s(&o->o_size);
1719 __swab64s(&o->o_mtime);
1720 __swab64s(&o->o_atime);
1721 __swab64s(&o->o_ctime);
1722 __swab64s(&o->o_blocks);
1723 __swab64s(&o->o_grant);
1724 __swab32s(&o->o_blksize);
1725 __swab32s(&o->o_mode);
1726 __swab32s(&o->o_uid);
1727 __swab32s(&o->o_gid);
1728 __swab32s(&o->o_flags);
1729 __swab32s(&o->o_nlink);
1730 __swab32s(&o->o_parent_oid);
1731 __swab32s(&o->o_misc);
1732 __swab64s(&o->o_ioepoch);
1733 __swab32s(&o->o_stripe_idx);
1734 __swab32s(&o->o_parent_ver);
1735 lustre_swab_ost_layout(&o->o_layout);
1736 __swab32s(&o->o_layout_version);
1737 __swab32s(&o->o_uid_h);
1738 __swab32s(&o->o_gid_h);
1739 __swab64s(&o->o_data_version);
1740 __swab32s(&o->o_projid);
1741 CLASSERT(offsetof(typeof(*o), o_padding_4) != 0);
1742 CLASSERT(offsetof(typeof(*o), o_padding_5) != 0);
1743 CLASSERT(offsetof(typeof(*o), o_padding_6) != 0);
1746 EXPORT_SYMBOL(lustre_swab_obdo);
1748 void lustre_swab_obd_statfs (struct obd_statfs *os)
1750 __swab64s(&os->os_type);
1751 __swab64s(&os->os_blocks);
1752 __swab64s(&os->os_bfree);
1753 __swab64s(&os->os_bavail);
1754 __swab64s(&os->os_files);
1755 __swab64s(&os->os_ffree);
1756 /* no need to swab os_fsid */
1757 __swab32s(&os->os_bsize);
1758 __swab32s(&os->os_namelen);
1759 __swab64s(&os->os_maxbytes);
1760 __swab32s(&os->os_state);
1761 __swab32s(&os->os_fprecreated);
1762 CLASSERT(offsetof(typeof(*os), os_spare2) != 0);
1763 CLASSERT(offsetof(typeof(*os), os_spare3) != 0);
1764 CLASSERT(offsetof(typeof(*os), os_spare4) != 0);
1765 CLASSERT(offsetof(typeof(*os), os_spare5) != 0);
1766 CLASSERT(offsetof(typeof(*os), os_spare6) != 0);
1767 CLASSERT(offsetof(typeof(*os), os_spare7) != 0);
1768 CLASSERT(offsetof(typeof(*os), os_spare8) != 0);
1769 CLASSERT(offsetof(typeof(*os), os_spare9) != 0);
1772 void lustre_swab_obd_ioobj(struct obd_ioobj *ioo)
1774 lustre_swab_ost_id(&ioo->ioo_oid);
1775 __swab32s(&ioo->ioo_max_brw);
1776 __swab32s(&ioo->ioo_bufcnt);
1779 void lustre_swab_niobuf_remote(struct niobuf_remote *nbr)
1781 __swab64s(&nbr->rnb_offset);
1782 __swab32s(&nbr->rnb_len);
1783 __swab32s(&nbr->rnb_flags);
1786 void lustre_swab_ost_body (struct ost_body *b)
1788 lustre_swab_obdo (&b->oa);
1791 void lustre_swab_ost_last_id(u64 *id)
1796 void lustre_swab_generic_32s(__u32 *val)
1801 void lustre_swab_gl_lquota_desc(struct ldlm_gl_lquota_desc *desc)
1803 lustre_swab_lu_fid(&desc->gl_id.qid_fid);
1804 __swab64s(&desc->gl_flags);
1805 __swab64s(&desc->gl_ver);
1806 __swab64s(&desc->gl_hardlimit);
1807 __swab64s(&desc->gl_softlimit);
1808 __swab64s(&desc->gl_time);
1809 CLASSERT(offsetof(typeof(*desc), gl_pad2) != 0);
1811 EXPORT_SYMBOL(lustre_swab_gl_lquota_desc);
1813 void lustre_swab_gl_barrier_desc(struct ldlm_gl_barrier_desc *desc)
1815 __swab32s(&desc->lgbd_status);
1816 __swab32s(&desc->lgbd_timeout);
1817 CLASSERT(offsetof(typeof(*desc), lgbd_padding) != 0);
1819 EXPORT_SYMBOL(lustre_swab_gl_barrier_desc);
1821 void lustre_swab_ost_lvb_v1(struct ost_lvb_v1 *lvb)
1823 __swab64s(&lvb->lvb_size);
1824 __swab64s(&lvb->lvb_mtime);
1825 __swab64s(&lvb->lvb_atime);
1826 __swab64s(&lvb->lvb_ctime);
1827 __swab64s(&lvb->lvb_blocks);
1829 EXPORT_SYMBOL(lustre_swab_ost_lvb_v1);
1831 void lustre_swab_ost_lvb(struct ost_lvb *lvb)
1833 __swab64s(&lvb->lvb_size);
1834 __swab64s(&lvb->lvb_mtime);
1835 __swab64s(&lvb->lvb_atime);
1836 __swab64s(&lvb->lvb_ctime);
1837 __swab64s(&lvb->lvb_blocks);
1838 __swab32s(&lvb->lvb_mtime_ns);
1839 __swab32s(&lvb->lvb_atime_ns);
1840 __swab32s(&lvb->lvb_ctime_ns);
1841 __swab32s(&lvb->lvb_padding);
1843 EXPORT_SYMBOL(lustre_swab_ost_lvb);
1845 void lustre_swab_lquota_lvb(struct lquota_lvb *lvb)
1847 __swab64s(&lvb->lvb_flags);
1848 __swab64s(&lvb->lvb_id_may_rel);
1849 __swab64s(&lvb->lvb_id_rel);
1850 __swab64s(&lvb->lvb_id_qunit);
1851 __swab64s(&lvb->lvb_pad1);
1853 EXPORT_SYMBOL(lustre_swab_lquota_lvb);
1855 void lustre_swab_barrier_lvb(struct barrier_lvb *lvb)
1857 __swab32s(&lvb->lvb_status);
1858 __swab32s(&lvb->lvb_index);
1859 CLASSERT(offsetof(typeof(*lvb), lvb_padding) != 0);
1861 EXPORT_SYMBOL(lustre_swab_barrier_lvb);
1863 void lustre_swab_mdt_body (struct mdt_body *b)
1865 lustre_swab_lu_fid(&b->mbo_fid1);
1866 lustre_swab_lu_fid(&b->mbo_fid2);
1867 /* handle is opaque */
1868 __swab64s(&b->mbo_valid);
1869 __swab64s(&b->mbo_size);
1870 __swab64s(&b->mbo_mtime);
1871 __swab64s(&b->mbo_atime);
1872 __swab64s(&b->mbo_ctime);
1873 __swab64s(&b->mbo_blocks);
1874 __swab64s(&b->mbo_version);
1875 __swab64s(&b->mbo_t_state);
1876 __swab32s(&b->mbo_fsuid);
1877 __swab32s(&b->mbo_fsgid);
1878 __swab32s(&b->mbo_capability);
1879 __swab32s(&b->mbo_mode);
1880 __swab32s(&b->mbo_uid);
1881 __swab32s(&b->mbo_gid);
1882 __swab32s(&b->mbo_flags);
1883 __swab32s(&b->mbo_rdev);
1884 __swab32s(&b->mbo_nlink);
1885 __swab32s(&b->mbo_layout_gen);
1886 __swab32s(&b->mbo_suppgid);
1887 __swab32s(&b->mbo_eadatasize);
1888 __swab32s(&b->mbo_aclsize);
1889 __swab32s(&b->mbo_max_mdsize);
1890 CLASSERT(offsetof(typeof(*b), mbo_unused3) != 0);
1891 __swab32s(&b->mbo_uid_h);
1892 __swab32s(&b->mbo_gid_h);
1893 __swab32s(&b->mbo_projid);
1894 __swab64s(&b->mbo_dom_size);
1895 __swab64s(&b->mbo_dom_blocks);
1896 CLASSERT(offsetof(typeof(*b), mbo_padding_8) != 0);
1897 CLASSERT(offsetof(typeof(*b), mbo_padding_9) != 0);
1898 CLASSERT(offsetof(typeof(*b), mbo_padding_10) != 0);
1901 void lustre_swab_mdt_ioepoch(struct mdt_ioepoch *b)
1903 /* mio_handle is opaque */
1904 CLASSERT(offsetof(typeof(*b), mio_unused1) != 0);
1905 CLASSERT(offsetof(typeof(*b), mio_unused2) != 0);
1906 CLASSERT(offsetof(typeof(*b), mio_padding) != 0);
1909 void lustre_swab_mgs_target_info(struct mgs_target_info *mti)
1913 __swab32s(&mti->mti_lustre_ver);
1914 __swab32s(&mti->mti_stripe_index);
1915 __swab32s(&mti->mti_config_ver);
1916 __swab32s(&mti->mti_flags);
1917 __swab32s(&mti->mti_instance);
1918 __swab32s(&mti->mti_nid_count);
1919 CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
1920 for (i = 0; i < MTI_NIDS_MAX; i++)
1921 __swab64s(&mti->mti_nids[i]);
1924 void lustre_swab_mgs_nidtbl_entry(struct mgs_nidtbl_entry *entry)
1928 __swab64s(&entry->mne_version);
1929 __swab32s(&entry->mne_instance);
1930 __swab32s(&entry->mne_index);
1931 __swab32s(&entry->mne_length);
1933 /* mne_nid_(count|type) must be one byte size because we're gonna
1934 * access it w/o swapping. */
1935 CLASSERT(sizeof(entry->mne_nid_count) == sizeof(__u8));
1936 CLASSERT(sizeof(entry->mne_nid_type) == sizeof(__u8));
1938 /* remove this assertion if ipv6 is supported. */
1939 LASSERT(entry->mne_nid_type == 0);
1940 for (i = 0; i < entry->mne_nid_count; i++) {
1941 CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
1942 __swab64s(&entry->u.nids[i]);
1945 EXPORT_SYMBOL(lustre_swab_mgs_nidtbl_entry);
1947 void lustre_swab_mgs_config_body(struct mgs_config_body *body)
1949 __swab64s(&body->mcb_offset);
1950 __swab32s(&body->mcb_units);
1951 __swab16s(&body->mcb_type);
1954 void lustre_swab_mgs_config_res(struct mgs_config_res *body)
1956 __swab64s(&body->mcr_offset);
1957 __swab64s(&body->mcr_size);
1960 static void lustre_swab_obd_dqinfo (struct obd_dqinfo *i)
1962 __swab64s (&i->dqi_bgrace);
1963 __swab64s (&i->dqi_igrace);
1964 __swab32s (&i->dqi_flags);
1965 __swab32s (&i->dqi_valid);
1968 static void lustre_swab_obd_dqblk (struct obd_dqblk *b)
1970 __swab64s (&b->dqb_ihardlimit);
1971 __swab64s (&b->dqb_isoftlimit);
1972 __swab64s (&b->dqb_curinodes);
1973 __swab64s (&b->dqb_bhardlimit);
1974 __swab64s (&b->dqb_bsoftlimit);
1975 __swab64s (&b->dqb_curspace);
1976 __swab64s (&b->dqb_btime);
1977 __swab64s (&b->dqb_itime);
1978 __swab32s (&b->dqb_valid);
1979 CLASSERT(offsetof(typeof(*b), dqb_padding) != 0);
1982 void lustre_swab_obd_quotactl (struct obd_quotactl *q)
1984 __swab32s (&q->qc_cmd);
1985 __swab32s (&q->qc_type);
1986 __swab32s (&q->qc_id);
1987 __swab32s (&q->qc_stat);
1988 lustre_swab_obd_dqinfo (&q->qc_dqinfo);
1989 lustre_swab_obd_dqblk (&q->qc_dqblk);
1992 void lustre_swab_fid2path(struct getinfo_fid2path *gf)
1994 lustre_swab_lu_fid(&gf->gf_fid);
1995 __swab64s(&gf->gf_recno);
1996 __swab32s(&gf->gf_linkno);
1997 __swab32s(&gf->gf_pathlen);
1999 EXPORT_SYMBOL(lustre_swab_fid2path);
2001 static void lustre_swab_fiemap_extent(struct fiemap_extent *fm_extent)
2003 __swab64s(&fm_extent->fe_logical);
2004 __swab64s(&fm_extent->fe_physical);
2005 __swab64s(&fm_extent->fe_length);
2006 __swab32s(&fm_extent->fe_flags);
2007 __swab32s(&fm_extent->fe_device);
2010 void lustre_swab_fiemap(struct fiemap *fiemap)
2014 __swab64s(&fiemap->fm_start);
2015 __swab64s(&fiemap->fm_length);
2016 __swab32s(&fiemap->fm_flags);
2017 __swab32s(&fiemap->fm_mapped_extents);
2018 __swab32s(&fiemap->fm_extent_count);
2019 __swab32s(&fiemap->fm_reserved);
2021 for (i = 0; i < fiemap->fm_mapped_extents; i++)
2022 lustre_swab_fiemap_extent(&fiemap->fm_extents[i]);
2025 void lustre_swab_idx_info(struct idx_info *ii)
2027 __swab32s(&ii->ii_magic);
2028 __swab32s(&ii->ii_flags);
2029 __swab16s(&ii->ii_count);
2030 __swab32s(&ii->ii_attrs);
2031 lustre_swab_lu_fid(&ii->ii_fid);
2032 __swab64s(&ii->ii_version);
2033 __swab64s(&ii->ii_hash_start);
2034 __swab64s(&ii->ii_hash_end);
2035 __swab16s(&ii->ii_keysize);
2036 __swab16s(&ii->ii_recsize);
2039 void lustre_swab_lip_header(struct lu_idxpage *lip)
2042 __swab32s(&lip->lip_magic);
2043 __swab16s(&lip->lip_flags);
2044 __swab16s(&lip->lip_nr);
2046 EXPORT_SYMBOL(lustre_swab_lip_header);
2048 void lustre_swab_mdt_rec_reint (struct mdt_rec_reint *rr)
2050 __swab32s(&rr->rr_opcode);
2051 __swab32s(&rr->rr_cap);
2052 __swab32s(&rr->rr_fsuid);
2053 /* rr_fsuid_h is unused */
2054 __swab32s(&rr->rr_fsgid);
2055 /* rr_fsgid_h is unused */
2056 __swab32s(&rr->rr_suppgid1);
2057 /* rr_suppgid1_h is unused */
2058 __swab32s(&rr->rr_suppgid2);
2059 /* rr_suppgid2_h is unused */
2060 lustre_swab_lu_fid(&rr->rr_fid1);
2061 lustre_swab_lu_fid(&rr->rr_fid2);
2062 __swab64s(&rr->rr_mtime);
2063 __swab64s(&rr->rr_atime);
2064 __swab64s(&rr->rr_ctime);
2065 __swab64s(&rr->rr_size);
2066 __swab64s(&rr->rr_blocks);
2067 __swab32s(&rr->rr_bias);
2068 __swab32s(&rr->rr_mode);
2069 __swab32s(&rr->rr_flags);
2070 __swab32s(&rr->rr_flags_h);
2071 __swab32s(&rr->rr_umask);
2073 CLASSERT(offsetof(typeof(*rr), rr_padding_4) != 0);
2076 void lustre_swab_lov_desc (struct lov_desc *ld)
2078 __swab32s (&ld->ld_tgt_count);
2079 __swab32s (&ld->ld_active_tgt_count);
2080 __swab32s (&ld->ld_default_stripe_count);
2081 __swab32s (&ld->ld_pattern);
2082 __swab64s (&ld->ld_default_stripe_size);
2083 __swab64s (&ld->ld_default_stripe_offset);
2084 __swab32s (&ld->ld_qos_maxage);
2085 /* uuid endian insensitive */
2087 EXPORT_SYMBOL(lustre_swab_lov_desc);
2089 void lustre_swab_lmv_desc (struct lmv_desc *ld)
2091 __swab32s (&ld->ld_tgt_count);
2092 __swab32s (&ld->ld_active_tgt_count);
2093 __swab32s (&ld->ld_default_stripe_count);
2094 __swab32s (&ld->ld_pattern);
2095 __swab64s (&ld->ld_default_hash_size);
2096 __swab32s (&ld->ld_qos_maxage);
2097 /* uuid endian insensitive */
2100 /* This structure is always in little-endian */
2101 static void lustre_swab_lmv_mds_md_v1(struct lmv_mds_md_v1 *lmm1)
2105 __swab32s(&lmm1->lmv_magic);
2106 __swab32s(&lmm1->lmv_stripe_count);
2107 __swab32s(&lmm1->lmv_master_mdt_index);
2108 __swab32s(&lmm1->lmv_hash_type);
2109 __swab32s(&lmm1->lmv_layout_version);
2110 for (i = 0; i < lmm1->lmv_stripe_count; i++)
2111 lustre_swab_lu_fid(&lmm1->lmv_stripe_fids[i]);
2114 void lustre_swab_lmv_mds_md(union lmv_mds_md *lmm)
2116 switch (lmm->lmv_magic) {
2118 lustre_swab_lmv_mds_md_v1(&lmm->lmv_md_v1);
2124 EXPORT_SYMBOL(lustre_swab_lmv_mds_md);
2126 void lustre_swab_lmv_user_md_objects(struct lmv_user_mds_data *lmd,
2131 for (i = 0; i < stripe_count; i++)
2132 __swab32s(&(lmd[i].lum_mds));
2134 EXPORT_SYMBOL(lustre_swab_lmv_user_md_objects);
2137 void lustre_swab_lmv_user_md(struct lmv_user_md *lum)
2139 __u32 count = lum->lum_stripe_count;
2141 __swab32s(&lum->lum_magic);
2142 __swab32s(&lum->lum_stripe_count);
2143 __swab32s(&lum->lum_stripe_offset);
2144 __swab32s(&lum->lum_hash_type);
2145 __swab32s(&lum->lum_type);
2146 CLASSERT(offsetof(typeof(*lum), lum_padding1) != 0);
2147 switch (lum->lum_magic) {
2148 case LMV_USER_MAGIC_SPECIFIC:
2149 count = lum->lum_stripe_count;
2150 case __swab32(LMV_USER_MAGIC_SPECIFIC):
2151 lustre_swab_lmv_user_md_objects(lum->lum_objects, count);
2157 EXPORT_SYMBOL(lustre_swab_lmv_user_md);
2159 static void lustre_print_v1v3(unsigned int lvl, struct lov_user_md *lum,
2162 CDEBUG(lvl, "%s lov_user_md %p:\n", msg, lum);
2163 CDEBUG(lvl, "\tlmm_magic: %#x\n", lum->lmm_magic);
2164 CDEBUG(lvl, "\tlmm_pattern: %#x\n", lum->lmm_pattern);
2165 CDEBUG(lvl, "\tlmm_object_id: %llu\n", lmm_oi_id(&lum->lmm_oi));
2166 CDEBUG(lvl, "\tlmm_object_gr: %llu\n", lmm_oi_seq(&lum->lmm_oi));
2167 CDEBUG(lvl, "\tlmm_stripe_size: %#x\n", lum->lmm_stripe_size);
2168 CDEBUG(lvl, "\tlmm_stripe_count: %#x\n", lum->lmm_stripe_count);
2169 CDEBUG(lvl, "\tlmm_stripe_offset/lmm_layout_gen: %#x\n",
2170 lum->lmm_stripe_offset);
2171 if (lum->lmm_magic == LOV_USER_MAGIC_V3) {
2172 struct lov_user_md_v3 *v3 = (void *)lum;
2173 CDEBUG(lvl, "\tlmm_pool_name: %s\n", v3->lmm_pool_name);
2175 if (lum->lmm_magic == LOV_USER_MAGIC_SPECIFIC) {
2176 struct lov_user_md_v3 *v3 = (void *)lum;
2179 if (v3->lmm_pool_name[0] != '\0')
2180 CDEBUG(lvl, "\tlmm_pool_name: %s\n", v3->lmm_pool_name);
2182 CDEBUG(lvl, "\ttarget list:\n");
2183 for (i = 0; i < v3->lmm_stripe_count; i++)
2184 CDEBUG(lvl, "\t\t%u\n", v3->lmm_objects[i].l_ost_idx);
2188 void lustre_print_user_md(unsigned int lvl, struct lov_user_md *lum,
2191 struct lov_comp_md_v1 *comp_v1;
2194 if (likely(!cfs_cdebug_show(lvl, DEBUG_SUBSYSTEM)))
2197 if (lum->lmm_magic == LOV_USER_MAGIC_V1 ||
2198 lum->lmm_magic == LOV_USER_MAGIC_V3) {
2199 lustre_print_v1v3(lvl, lum, msg);
2203 if (lum->lmm_magic != LOV_USER_MAGIC_COMP_V1) {
2204 CDEBUG(lvl, "%s: bad magic: %x\n", msg, lum->lmm_magic);
2208 comp_v1 = (struct lov_comp_md_v1 *)lum;
2209 CDEBUG(lvl, "%s: lov_comp_md_v1 %p:\n", msg, lum);
2210 CDEBUG(lvl, "\tlcm_magic: %#x\n", comp_v1->lcm_magic);
2211 CDEBUG(lvl, "\tlcm_size: %#x\n", comp_v1->lcm_size);
2212 CDEBUG(lvl, "\tlcm_layout_gen: %#x\n", comp_v1->lcm_layout_gen);
2213 CDEBUG(lvl, "\tlcm_flags: %#x\n", comp_v1->lcm_flags);
2214 CDEBUG(lvl, "\tlcm_entry_count: %#x\n\n", comp_v1->lcm_entry_count);
2215 CDEBUG(lvl, "\tlcm_mirror_count: %#x\n\n", comp_v1->lcm_mirror_count);
2217 for (i = 0; i < comp_v1->lcm_entry_count; i++) {
2218 struct lov_comp_md_entry_v1 *ent = &comp_v1->lcm_entries[i];
2219 struct lov_user_md *v1;
2221 CDEBUG(lvl, "\tentry %d:\n", i);
2222 CDEBUG(lvl, "\tlcme_id: %#x\n", ent->lcme_id);
2223 CDEBUG(lvl, "\tlcme_flags: %#x\n", ent->lcme_flags);
2224 CDEBUG(lvl, "\tlcme_extent.e_start: %llu\n",
2225 ent->lcme_extent.e_start);
2226 CDEBUG(lvl, "\tlcme_extent.e_end: %llu\n",
2227 ent->lcme_extent.e_end);
2228 CDEBUG(lvl, "\tlcme_offset: %#x\n", ent->lcme_offset);
2229 CDEBUG(lvl, "\tlcme_size: %#x\n\n", ent->lcme_size);
2231 v1 = (struct lov_user_md *)((char *)comp_v1 +
2232 comp_v1->lcm_entries[i].lcme_offset);
2233 lustre_print_v1v3(lvl, v1, msg);
2236 EXPORT_SYMBOL(lustre_print_user_md);
2238 static void lustre_swab_lmm_oi(struct ost_id *oi)
2240 __swab64s(&oi->oi.oi_id);
2241 __swab64s(&oi->oi.oi_seq);
2244 static void lustre_swab_lov_user_md_common(struct lov_user_md_v1 *lum)
2247 __swab32s(&lum->lmm_magic);
2248 __swab32s(&lum->lmm_pattern);
2249 lustre_swab_lmm_oi(&lum->lmm_oi);
2250 __swab32s(&lum->lmm_stripe_size);
2251 __swab16s(&lum->lmm_stripe_count);
2252 __swab16s(&lum->lmm_stripe_offset);
2256 void lustre_swab_lov_user_md_v1(struct lov_user_md_v1 *lum)
2259 CDEBUG(D_IOCTL, "swabbing lov_user_md v1\n");
2260 lustre_swab_lov_user_md_common(lum);
2263 EXPORT_SYMBOL(lustre_swab_lov_user_md_v1);
2265 void lustre_swab_lov_user_md_v3(struct lov_user_md_v3 *lum)
2268 CDEBUG(D_IOCTL, "swabbing lov_user_md v3\n");
2269 lustre_swab_lov_user_md_common((struct lov_user_md_v1 *)lum);
2270 /* lmm_pool_name nothing to do with char */
2273 EXPORT_SYMBOL(lustre_swab_lov_user_md_v3);
2275 void lustre_swab_lov_comp_md_v1(struct lov_comp_md_v1 *lum)
2277 struct lov_comp_md_entry_v1 *ent;
2278 struct lov_user_md_v1 *v1;
2279 struct lov_user_md_v3 *v3;
2283 __u16 ent_count, stripe_count;
2286 cpu_endian = lum->lcm_magic == LOV_USER_MAGIC_COMP_V1;
2287 ent_count = lum->lcm_entry_count;
2289 __swab16s(&ent_count);
2291 CDEBUG(D_IOCTL, "swabbing lov_user_comp_md v1\n");
2292 __swab32s(&lum->lcm_magic);
2293 __swab32s(&lum->lcm_size);
2294 __swab32s(&lum->lcm_layout_gen);
2295 __swab16s(&lum->lcm_flags);
2296 __swab16s(&lum->lcm_entry_count);
2297 __swab16s(&lum->lcm_mirror_count);
2298 CLASSERT(offsetof(typeof(*lum), lcm_padding1) != 0);
2299 CLASSERT(offsetof(typeof(*lum), lcm_padding2) != 0);
2301 for (i = 0; i < ent_count; i++) {
2302 ent = &lum->lcm_entries[i];
2303 off = ent->lcme_offset;
2304 size = ent->lcme_size;
2310 __swab32s(&ent->lcme_id);
2311 __swab32s(&ent->lcme_flags);
2312 __swab64s(&ent->lcme_extent.e_start);
2313 __swab64s(&ent->lcme_extent.e_end);
2314 __swab32s(&ent->lcme_offset);
2315 __swab32s(&ent->lcme_size);
2316 CLASSERT(offsetof(typeof(*ent), lcme_padding) != 0);
2318 v1 = (struct lov_user_md_v1 *)((char *)lum + off);
2319 stripe_count = v1->lmm_stripe_count;
2321 __swab16s(&stripe_count);
2323 if (v1->lmm_magic == __swab32(LOV_USER_MAGIC_V1) ||
2324 v1->lmm_magic == LOV_USER_MAGIC_V1) {
2325 lustre_swab_lov_user_md_v1(v1);
2326 if (size > sizeof(*v1))
2327 lustre_swab_lov_user_md_objects(v1->lmm_objects,
2329 } else if (v1->lmm_magic == __swab32(LOV_USER_MAGIC_V3) ||
2330 v1->lmm_magic == LOV_USER_MAGIC_V3 ||
2331 v1->lmm_magic == __swab32(LOV_USER_MAGIC_SPECIFIC) ||
2332 v1->lmm_magic == LOV_USER_MAGIC_SPECIFIC) {
2333 v3 = (struct lov_user_md_v3 *)v1;
2334 lustre_swab_lov_user_md_v3(v3);
2335 if (size > sizeof(*v3))
2336 lustre_swab_lov_user_md_objects(v3->lmm_objects,
2339 CERROR("Invalid magic %#x\n", v1->lmm_magic);
2343 EXPORT_SYMBOL(lustre_swab_lov_comp_md_v1);
2345 void lustre_swab_lov_mds_md(struct lov_mds_md *lmm)
2348 CDEBUG(D_IOCTL, "swabbing lov_mds_md\n");
2349 __swab32s(&lmm->lmm_magic);
2350 __swab32s(&lmm->lmm_pattern);
2351 lustre_swab_lmm_oi(&lmm->lmm_oi);
2352 __swab32s(&lmm->lmm_stripe_size);
2353 __swab16s(&lmm->lmm_stripe_count);
2354 __swab16s(&lmm->lmm_layout_gen);
2357 EXPORT_SYMBOL(lustre_swab_lov_mds_md);
2359 void lustre_swab_lov_user_md_objects(struct lov_user_ost_data *lod,
2364 for (i = 0; i < stripe_count; i++) {
2365 lustre_swab_ost_id(&(lod[i].l_ost_oi));
2366 __swab32s(&(lod[i].l_ost_gen));
2367 __swab32s(&(lod[i].l_ost_idx));
2371 EXPORT_SYMBOL(lustre_swab_lov_user_md_objects);
2373 void lustre_swab_ldlm_res_id (struct ldlm_res_id *id)
2377 for (i = 0; i < RES_NAME_SIZE; i++)
2378 __swab64s (&id->name[i]);
2381 void lustre_swab_ldlm_policy_data(union ldlm_wire_policy_data *d)
2383 /* the lock data is a union and the first two fields are always an
2384 * extent so it's ok to process an LDLM_EXTENT and LDLM_FLOCK lock
2385 * data the same way. */
2386 __swab64s(&d->l_extent.start);
2387 __swab64s(&d->l_extent.end);
2388 __swab64s(&d->l_extent.gid);
2389 __swab64s(&d->l_flock.lfw_owner);
2390 __swab32s(&d->l_flock.lfw_pid);
2393 void lustre_swab_ldlm_intent (struct ldlm_intent *i)
2398 void lustre_swab_ldlm_resource_desc(struct ldlm_resource_desc *r)
2400 __swab32s(&r->lr_type);
2401 CLASSERT(offsetof(typeof(*r), lr_pad) != 0);
2402 lustre_swab_ldlm_res_id(&r->lr_name);
2405 void lustre_swab_ldlm_lock_desc (struct ldlm_lock_desc *l)
2407 lustre_swab_ldlm_resource_desc (&l->l_resource);
2408 __swab32s (&l->l_req_mode);
2409 __swab32s (&l->l_granted_mode);
2410 lustre_swab_ldlm_policy_data (&l->l_policy_data);
2413 void lustre_swab_ldlm_request (struct ldlm_request *rq)
2415 __swab32s (&rq->lock_flags);
2416 lustre_swab_ldlm_lock_desc (&rq->lock_desc);
2417 __swab32s (&rq->lock_count);
2418 /* lock_handle[] opaque */
2421 void lustre_swab_ldlm_reply (struct ldlm_reply *r)
2423 __swab32s (&r->lock_flags);
2424 CLASSERT(offsetof(typeof(*r), lock_padding) != 0);
2425 lustre_swab_ldlm_lock_desc (&r->lock_desc);
2426 /* lock_handle opaque */
2427 __swab64s (&r->lock_policy_res1);
2428 __swab64s (&r->lock_policy_res2);
2431 void lustre_swab_quota_body(struct quota_body *b)
2433 lustre_swab_lu_fid(&b->qb_fid);
2434 lustre_swab_lu_fid((struct lu_fid *)&b->qb_id);
2435 __swab32s(&b->qb_flags);
2436 __swab64s(&b->qb_count);
2437 __swab64s(&b->qb_usage);
2438 __swab64s(&b->qb_slv_ver);
2441 /* Dump functions */
2442 void dump_ioo(struct obd_ioobj *ioo)
2445 "obd_ioobj: ioo_oid="DOSTID", ioo_max_brw=%#x, "
2446 "ioo_bufct=%d\n", POSTID(&ioo->ioo_oid), ioo->ioo_max_brw,
2450 void dump_rniobuf(struct niobuf_remote *nb)
2452 CDEBUG(D_RPCTRACE, "niobuf_remote: offset=%llu, len=%d, flags=%x\n",
2453 nb->rnb_offset, nb->rnb_len, nb->rnb_flags);
2456 void dump_obdo(struct obdo *oa)
2458 u64 valid = oa->o_valid;
2460 CDEBUG(D_RPCTRACE, "obdo: o_valid = %#llx\n", valid);
2461 if (valid & OBD_MD_FLID)
2462 CDEBUG(D_RPCTRACE, "obdo: id = "DOSTID"\n", POSTID(&oa->o_oi));
2463 if (valid & OBD_MD_FLFID)
2464 CDEBUG(D_RPCTRACE, "obdo: o_parent_seq = %#llx\n",
2466 if (valid & OBD_MD_FLSIZE)
2467 CDEBUG(D_RPCTRACE, "obdo: o_size = %lld\n", oa->o_size);
2468 if (valid & OBD_MD_FLMTIME)
2469 CDEBUG(D_RPCTRACE, "obdo: o_mtime = %lld\n", oa->o_mtime);
2470 if (valid & OBD_MD_FLATIME)
2471 CDEBUG(D_RPCTRACE, "obdo: o_atime = %lld\n", oa->o_atime);
2472 if (valid & OBD_MD_FLCTIME)
2473 CDEBUG(D_RPCTRACE, "obdo: o_ctime = %lld\n", oa->o_ctime);
2474 if (valid & OBD_MD_FLBLOCKS) /* allocation of space */
2475 CDEBUG(D_RPCTRACE, "obdo: o_blocks = %lld\n", oa->o_blocks);
2476 if (valid & OBD_MD_FLGRANT)
2477 CDEBUG(D_RPCTRACE, "obdo: o_grant = %lld\n", oa->o_grant);
2478 if (valid & OBD_MD_FLBLKSZ)
2479 CDEBUG(D_RPCTRACE, "obdo: o_blksize = %d\n", oa->o_blksize);
2480 if (valid & (OBD_MD_FLTYPE | OBD_MD_FLMODE))
2481 CDEBUG(D_RPCTRACE, "obdo: o_mode = %o\n",
2482 oa->o_mode & ((valid & OBD_MD_FLTYPE ? S_IFMT : 0) |
2483 (valid & OBD_MD_FLMODE ? ~S_IFMT : 0)));
2484 if (valid & OBD_MD_FLUID)
2485 CDEBUG(D_RPCTRACE, "obdo: o_uid = %u\n", oa->o_uid);
2486 if (valid & OBD_MD_FLUID)
2487 CDEBUG(D_RPCTRACE, "obdo: o_uid_h = %u\n", oa->o_uid_h);
2488 if (valid & OBD_MD_FLGID)
2489 CDEBUG(D_RPCTRACE, "obdo: o_gid = %u\n", oa->o_gid);
2490 if (valid & OBD_MD_FLGID)
2491 CDEBUG(D_RPCTRACE, "obdo: o_gid_h = %u\n", oa->o_gid_h);
2492 if (valid & OBD_MD_FLFLAGS)
2493 CDEBUG(D_RPCTRACE, "obdo: o_flags = %x\n", oa->o_flags);
2494 if (valid & OBD_MD_FLNLINK)
2495 CDEBUG(D_RPCTRACE, "obdo: o_nlink = %u\n", oa->o_nlink);
2496 else if (valid & OBD_MD_FLCKSUM)
2497 CDEBUG(D_RPCTRACE, "obdo: o_checksum (o_nlink) = %u\n",
2499 if (valid & OBD_MD_FLGENER)
2500 CDEBUG(D_RPCTRACE, "obdo: o_parent_oid = %x\n",
2502 if (valid & OBD_MD_FLEPOCH)
2503 CDEBUG(D_RPCTRACE, "obdo: o_ioepoch = %lld\n",
2505 if (valid & OBD_MD_FLFID) {
2506 CDEBUG(D_RPCTRACE, "obdo: o_stripe_idx = %u\n",
2508 CDEBUG(D_RPCTRACE, "obdo: o_parent_ver = %x\n",
2511 if (valid & OBD_MD_FLHANDLE)
2512 CDEBUG(D_RPCTRACE, "obdo: o_handle = %lld\n",
2513 oa->o_handle.cookie);
2516 void dump_ost_body(struct ost_body *ob)
2521 void dump_rcs(__u32 *rc)
2523 CDEBUG(D_RPCTRACE, "rmf_rcs: %d\n", *rc);
2526 static inline int req_ptlrpc_body_swabbed(struct ptlrpc_request *req)
2528 LASSERT(req->rq_reqmsg);
2530 switch (req->rq_reqmsg->lm_magic) {
2531 case LUSTRE_MSG_MAGIC_V2:
2532 return lustre_req_swabbed(req, MSG_PTLRPC_BODY_OFF);
2534 CERROR("bad lustre msg magic: %#08X\n",
2535 req->rq_reqmsg->lm_magic);
2540 static inline int rep_ptlrpc_body_swabbed(struct ptlrpc_request *req)
2542 if (unlikely(!req->rq_repmsg))
2545 switch (req->rq_repmsg->lm_magic) {
2546 case LUSTRE_MSG_MAGIC_V2:
2547 return lustre_rep_swabbed(req, MSG_PTLRPC_BODY_OFF);
2549 /* uninitialized yet */
2554 void _debug_req(struct ptlrpc_request *req,
2555 struct libcfs_debug_msg_data *msgdata, const char *fmt, ...)
2557 bool req_ok = req->rq_reqmsg != NULL;
2558 bool rep_ok = false;
2559 lnet_nid_t nid = LNET_NID_ANY;
2562 int rep_status = -1;
2564 spin_lock(&req->rq_early_free_lock);
2568 if (ptlrpc_req_need_swab(req)) {
2569 req_ok = req_ok && req_ptlrpc_body_swabbed(req);
2570 rep_ok = rep_ok && rep_ptlrpc_body_swabbed(req);
2574 rep_flags = lustre_msg_get_flags(req->rq_repmsg);
2575 rep_status = lustre_msg_get_status(req->rq_repmsg);
2577 spin_unlock(&req->rq_early_free_lock);
2579 if (req->rq_import && req->rq_import->imp_connection)
2580 nid = req->rq_import->imp_connection->c_peer.nid;
2581 else if (req->rq_export && req->rq_export->exp_connection)
2582 nid = req->rq_export->exp_connection->c_peer.nid;
2584 va_start(args, fmt);
2585 libcfs_debug_vmsg2(msgdata, fmt, args,
2586 " 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",
2587 req, req->rq_xid, req->rq_transno,
2588 req_ok ? lustre_msg_get_transno(req->rq_reqmsg) : 0,
2589 req_ok ? lustre_msg_get_opc(req->rq_reqmsg) : -1,
2591 req->rq_import->imp_obd->obd_name :
2593 req->rq_export->exp_client_uuid.uuid :
2595 libcfs_nid2str(nid),
2596 req->rq_request_portal, req->rq_reply_portal,
2597 req->rq_reqlen, req->rq_replen,
2598 req->rq_early_count, (s64)req->rq_timedout,
2599 (s64)req->rq_deadline,
2600 atomic_read(&req->rq_refcount),
2601 DEBUG_REQ_FLAGS(req),
2602 req_ok ? lustre_msg_get_flags(req->rq_reqmsg) : -1,
2603 rep_flags, req->rq_status, rep_status);
2606 EXPORT_SYMBOL(_debug_req);
2608 void lustre_swab_lustre_capa(struct lustre_capa *c)
2610 lustre_swab_lu_fid(&c->lc_fid);
2611 __swab64s (&c->lc_opc);
2612 __swab64s (&c->lc_uid);
2613 __swab64s (&c->lc_gid);
2614 __swab32s (&c->lc_flags);
2615 __swab32s (&c->lc_keyid);
2616 __swab32s (&c->lc_timeout);
2617 __swab32s (&c->lc_expiry);
2620 void lustre_swab_lustre_capa_key(struct lustre_capa_key *k)
2622 __swab64s (&k->lk_seq);
2623 __swab32s (&k->lk_keyid);
2624 CLASSERT(offsetof(typeof(*k), lk_padding) != 0);
2627 void lustre_swab_hsm_user_state(struct hsm_user_state *state)
2629 __swab32s(&state->hus_states);
2630 __swab32s(&state->hus_archive_id);
2633 void lustre_swab_hsm_state_set(struct hsm_state_set *hss)
2635 __swab32s(&hss->hss_valid);
2636 __swab64s(&hss->hss_setmask);
2637 __swab64s(&hss->hss_clearmask);
2638 __swab32s(&hss->hss_archive_id);
2641 static void lustre_swab_hsm_extent(struct hsm_extent *extent)
2643 __swab64s(&extent->offset);
2644 __swab64s(&extent->length);
2647 void lustre_swab_hsm_current_action(struct hsm_current_action *action)
2649 __swab32s(&action->hca_state);
2650 __swab32s(&action->hca_action);
2651 lustre_swab_hsm_extent(&action->hca_location);
2654 void lustre_swab_hsm_user_item(struct hsm_user_item *hui)
2656 lustre_swab_lu_fid(&hui->hui_fid);
2657 lustre_swab_hsm_extent(&hui->hui_extent);
2660 void lustre_swab_lu_extent(struct lu_extent *le)
2662 __swab64s(&le->e_start);
2663 __swab64s(&le->e_end);
2666 void lustre_swab_layout_intent(struct layout_intent *li)
2668 __swab32s(&li->li_opc);
2669 __swab32s(&li->li_flags);
2670 lustre_swab_lu_extent(&li->li_extent);
2673 void lustre_swab_hsm_progress_kernel(struct hsm_progress_kernel *hpk)
2675 lustre_swab_lu_fid(&hpk->hpk_fid);
2676 __swab64s(&hpk->hpk_cookie);
2677 __swab64s(&hpk->hpk_extent.offset);
2678 __swab64s(&hpk->hpk_extent.length);
2679 __swab16s(&hpk->hpk_flags);
2680 __swab16s(&hpk->hpk_errval);
2683 void lustre_swab_hsm_request(struct hsm_request *hr)
2685 __swab32s(&hr->hr_action);
2686 __swab32s(&hr->hr_archive_id);
2687 __swab64s(&hr->hr_flags);
2688 __swab32s(&hr->hr_itemcount);
2689 __swab32s(&hr->hr_data_len);
2692 void lustre_swab_object_update(struct object_update *ou)
2694 struct object_update_param *param;
2697 __swab16s(&ou->ou_type);
2698 __swab16s(&ou->ou_params_count);
2699 __swab32s(&ou->ou_result_size);
2700 __swab32s(&ou->ou_flags);
2701 __swab32s(&ou->ou_padding1);
2702 __swab64s(&ou->ou_batchid);
2703 lustre_swab_lu_fid(&ou->ou_fid);
2704 param = &ou->ou_params[0];
2705 for (i = 0; i < ou->ou_params_count; i++) {
2706 __swab16s(¶m->oup_len);
2707 __swab16s(¶m->oup_padding);
2708 __swab32s(¶m->oup_padding2);
2709 param = (struct object_update_param *)((char *)param +
2710 object_update_param_size(param));
2714 void lustre_swab_object_update_request(struct object_update_request *our)
2717 __swab32s(&our->ourq_magic);
2718 __swab16s(&our->ourq_count);
2719 __swab16s(&our->ourq_padding);
2720 for (i = 0; i < our->ourq_count; i++) {
2721 struct object_update *ou;
2723 ou = object_update_request_get(our, i, NULL);
2726 lustre_swab_object_update(ou);
2730 void lustre_swab_object_update_result(struct object_update_result *our)
2732 __swab32s(&our->our_rc);
2733 __swab16s(&our->our_datalen);
2734 __swab16s(&our->our_padding);
2737 void lustre_swab_object_update_reply(struct object_update_reply *our)
2741 __swab32s(&our->ourp_magic);
2742 __swab16s(&our->ourp_count);
2743 __swab16s(&our->ourp_padding);
2744 for (i = 0; i < our->ourp_count; i++) {
2745 struct object_update_result *ourp;
2747 __swab16s(&our->ourp_lens[i]);
2748 ourp = object_update_result_get(our, i, NULL);
2751 lustre_swab_object_update_result(ourp);
2755 void lustre_swab_out_update_header(struct out_update_header *ouh)
2757 __swab32s(&ouh->ouh_magic);
2758 __swab32s(&ouh->ouh_count);
2759 __swab32s(&ouh->ouh_inline_length);
2760 __swab32s(&ouh->ouh_reply_size);
2762 EXPORT_SYMBOL(lustre_swab_out_update_header);
2764 void lustre_swab_out_update_buffer(struct out_update_buffer *oub)
2766 __swab32s(&oub->oub_size);
2767 __swab32s(&oub->oub_padding);
2769 EXPORT_SYMBOL(lustre_swab_out_update_buffer);
2771 void lustre_swab_swap_layouts(struct mdc_swap_layouts *msl)
2773 __swab64s(&msl->msl_flags);
2776 void lustre_swab_close_data(struct close_data *cd)
2778 lustre_swab_lu_fid(&cd->cd_fid);
2779 __swab64s(&cd->cd_data_version);
2782 void lustre_swab_close_data_resync_done(struct close_data_resync_done *resync)
2786 __swab32s(&resync->resync_count);
2787 /* after swab, resync_count must in CPU endian */
2788 if (resync->resync_count <= INLINE_RESYNC_ARRAY_SIZE) {
2789 for (i = 0; i < resync->resync_count; i++)
2790 __swab32s(&resync->resync_ids_inline[i]);
2793 EXPORT_SYMBOL(lustre_swab_close_data_resync_done);
2795 void lustre_swab_lfsck_request(struct lfsck_request *lr)
2797 __swab32s(&lr->lr_event);
2798 __swab32s(&lr->lr_index);
2799 __swab32s(&lr->lr_flags);
2800 __swab32s(&lr->lr_valid);
2801 __swab32s(&lr->lr_speed);
2802 __swab16s(&lr->lr_version);
2803 __swab16s(&lr->lr_active);
2804 __swab16s(&lr->lr_param);
2805 __swab16s(&lr->lr_async_windows);
2806 __swab32s(&lr->lr_flags);
2807 lustre_swab_lu_fid(&lr->lr_fid);
2808 lustre_swab_lu_fid(&lr->lr_fid2);
2809 __swab32s(&lr->lr_comp_id);
2810 CLASSERT(offsetof(typeof(*lr), lr_padding_0) != 0);
2811 CLASSERT(offsetof(typeof(*lr), lr_padding_1) != 0);
2812 CLASSERT(offsetof(typeof(*lr), lr_padding_2) != 0);
2813 CLASSERT(offsetof(typeof(*lr), lr_padding_3) != 0);
2816 void lustre_swab_lfsck_reply(struct lfsck_reply *lr)
2818 __swab32s(&lr->lr_status);
2819 CLASSERT(offsetof(typeof(*lr), lr_padding_1) != 0);
2820 __swab64s(&lr->lr_repaired);
2823 static void lustre_swab_orphan_rec(struct lu_orphan_rec *rec)
2825 lustre_swab_lu_fid(&rec->lor_fid);
2826 __swab32s(&rec->lor_uid);
2827 __swab32s(&rec->lor_gid);
2830 void lustre_swab_orphan_ent(struct lu_orphan_ent *ent)
2832 lustre_swab_lu_fid(&ent->loe_key);
2833 lustre_swab_orphan_rec(&ent->loe_rec);
2835 EXPORT_SYMBOL(lustre_swab_orphan_ent);
2837 void lustre_swab_orphan_ent_v2(struct lu_orphan_ent_v2 *ent)
2839 lustre_swab_lu_fid(&ent->loe_key);
2840 lustre_swab_orphan_rec(&ent->loe_rec.lor_rec);
2841 lustre_swab_ost_layout(&ent->loe_rec.lor_layout);
2842 CLASSERT(offsetof(typeof(ent->loe_rec), lor_padding) != 0);
2844 EXPORT_SYMBOL(lustre_swab_orphan_ent_v2);
2846 void lustre_swab_ladvise(struct lu_ladvise *ladvise)
2848 __swab16s(&ladvise->lla_advice);
2849 __swab16s(&ladvise->lla_value1);
2850 __swab32s(&ladvise->lla_value2);
2851 __swab64s(&ladvise->lla_start);
2852 __swab64s(&ladvise->lla_end);
2853 __swab32s(&ladvise->lla_value3);
2854 __swab32s(&ladvise->lla_value4);
2856 EXPORT_SYMBOL(lustre_swab_ladvise);
2858 void lustre_swab_ladvise_hdr(struct ladvise_hdr *ladvise_hdr)
2860 __swab32s(&ladvise_hdr->lah_magic);
2861 __swab32s(&ladvise_hdr->lah_count);
2862 __swab64s(&ladvise_hdr->lah_flags);
2863 __swab32s(&ladvise_hdr->lah_value1);
2864 __swab32s(&ladvise_hdr->lah_value2);
2865 __swab64s(&ladvise_hdr->lah_value3);
2867 EXPORT_SYMBOL(lustre_swab_ladvise_hdr);