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 bool 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) && !lustre_rep_swabbed(req, index));
91 static inline int lustre_msg_check_version_v2(struct lustre_msg_v2 *msg,
92 enum lustre_msg_version version)
94 enum lustre_msg_version ver = lustre_msg_get_version(msg);
96 return (ver & LUSTRE_VERSION_MASK) != version;
99 int lustre_msg_check_version(struct lustre_msg *msg,
100 enum lustre_msg_version version)
102 #define LUSTRE_MSG_MAGIC_V1 0x0BD00BD0
103 switch (msg->lm_magic) {
104 case LUSTRE_MSG_MAGIC_V1:
105 CERROR("msg v1 not supported - please upgrade you system\n");
107 case LUSTRE_MSG_MAGIC_V2:
108 return lustre_msg_check_version_v2(msg, version);
110 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
113 #undef LUSTRE_MSG_MAGIC_V1
116 /* early reply size */
117 __u32 lustre_msg_early_size()
119 __u32 pblen = sizeof(struct ptlrpc_body);
121 return lustre_msg_size(LUSTRE_MSG_MAGIC_V2, 1, &pblen);
123 EXPORT_SYMBOL(lustre_msg_early_size);
125 __u32 lustre_msg_size_v2(int count, __u32 *lengths)
130 size = lustre_msg_hdr_size_v2(count);
131 for (i = 0; i < count; i++)
132 size += cfs_size_round(lengths[i]);
136 EXPORT_SYMBOL(lustre_msg_size_v2);
138 /* This returns the size of the buffer that is required to hold a lustre_msg
139 * with the given sub-buffer lengths.
140 * NOTE: this should only be used for NEW requests, and should always be
141 * in the form of a v2 request. If this is a connection to a v1
142 * target then the first buffer will be stripped because the ptlrpc
143 * data is part of the lustre_msg_v1 header. b=14043 */
144 __u32 lustre_msg_size(__u32 magic, int count, __u32 *lens)
146 __u32 size[] = { sizeof(struct ptlrpc_body) };
154 LASSERT(lens[MSG_PTLRPC_BODY_OFF] >= sizeof(struct ptlrpc_body_v2));
157 case LUSTRE_MSG_MAGIC_V2:
158 return lustre_msg_size_v2(count, lens);
160 LASSERTF(0, "incorrect message magic: %08x\n", magic);
165 /* This is used to determine the size of a buffer that was already packed
166 * and will correctly handle the different message formats. */
167 __u32 lustre_packed_msg_size(struct lustre_msg *msg)
169 switch (msg->lm_magic) {
170 case LUSTRE_MSG_MAGIC_V2:
171 return lustre_msg_size_v2(msg->lm_bufcount, msg->lm_buflens);
173 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
177 EXPORT_SYMBOL(lustre_packed_msg_size);
179 void lustre_init_msg_v2(struct lustre_msg_v2 *msg, int count, __u32 *lens,
185 msg->lm_bufcount = count;
186 /* XXX: lm_secflvr uninitialized here */
187 msg->lm_magic = LUSTRE_MSG_MAGIC_V2;
189 for (i = 0; i < count; i++)
190 msg->lm_buflens[i] = lens[i];
195 ptr = (char *)msg + lustre_msg_hdr_size_v2(count);
196 for (i = 0; i < count; i++) {
200 memcpy(ptr, tmp, lens[i]);
201 ptr += cfs_size_round(lens[i]);
204 EXPORT_SYMBOL(lustre_init_msg_v2);
206 static int lustre_pack_request_v2(struct ptlrpc_request *req,
207 int count, __u32 *lens, char **bufs)
211 reqlen = lustre_msg_size_v2(count, lens);
213 rc = sptlrpc_cli_alloc_reqbuf(req, reqlen);
217 req->rq_reqlen = reqlen;
219 lustre_init_msg_v2(req->rq_reqmsg, count, lens, bufs);
220 lustre_msg_add_version(req->rq_reqmsg, PTLRPC_MSG_VERSION);
224 int lustre_pack_request(struct ptlrpc_request *req, __u32 magic, int count,
225 __u32 *lens, char **bufs)
227 __u32 size[] = { sizeof(struct ptlrpc_body) };
235 LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
237 /* only use new format, we don't need to be compatible with 1.4 */
238 magic = LUSTRE_MSG_MAGIC_V2;
241 case LUSTRE_MSG_MAGIC_V2:
242 return lustre_pack_request_v2(req, count, lens, bufs);
244 LASSERTF(0, "incorrect message magic: %08x\n", magic);
250 struct list_head ptlrpc_rs_debug_lru =
251 LIST_HEAD_INIT(ptlrpc_rs_debug_lru);
252 spinlock_t ptlrpc_rs_debug_lock;
254 #define PTLRPC_RS_DEBUG_LRU_ADD(rs) \
256 spin_lock(&ptlrpc_rs_debug_lock); \
257 list_add_tail(&(rs)->rs_debug_list, &ptlrpc_rs_debug_lru); \
258 spin_unlock(&ptlrpc_rs_debug_lock); \
261 #define PTLRPC_RS_DEBUG_LRU_DEL(rs) \
263 spin_lock(&ptlrpc_rs_debug_lock); \
264 list_del(&(rs)->rs_debug_list); \
265 spin_unlock(&ptlrpc_rs_debug_lock); \
268 # define PTLRPC_RS_DEBUG_LRU_ADD(rs) do {} while(0)
269 # define PTLRPC_RS_DEBUG_LRU_DEL(rs) do {} while(0)
272 struct ptlrpc_reply_state *
273 lustre_get_emerg_rs(struct ptlrpc_service_part *svcpt)
275 struct ptlrpc_reply_state *rs = NULL;
277 spin_lock(&svcpt->scp_rep_lock);
279 /* See if we have anything in a pool, and wait if nothing */
280 while (list_empty(&svcpt->scp_rep_idle)) {
281 struct l_wait_info lwi;
284 spin_unlock(&svcpt->scp_rep_lock);
285 /* If we cannot get anything for some long time, we better
286 * bail out instead of waiting infinitely */
287 lwi = LWI_TIMEOUT(cfs_time_seconds(10), NULL, NULL);
288 rc = l_wait_event(svcpt->scp_rep_waitq,
289 !list_empty(&svcpt->scp_rep_idle), &lwi);
292 spin_lock(&svcpt->scp_rep_lock);
295 rs = list_entry(svcpt->scp_rep_idle.next,
296 struct ptlrpc_reply_state, rs_list);
297 list_del(&rs->rs_list);
299 spin_unlock(&svcpt->scp_rep_lock);
301 memset(rs, 0, svcpt->scp_service->srv_max_reply_size);
302 rs->rs_size = svcpt->scp_service->srv_max_reply_size;
303 rs->rs_svcpt = svcpt;
309 void lustre_put_emerg_rs(struct ptlrpc_reply_state *rs)
311 struct ptlrpc_service_part *svcpt = rs->rs_svcpt;
313 spin_lock(&svcpt->scp_rep_lock);
314 list_add(&rs->rs_list, &svcpt->scp_rep_idle);
315 spin_unlock(&svcpt->scp_rep_lock);
316 wake_up(&svcpt->scp_rep_waitq);
319 int lustre_pack_reply_v2(struct ptlrpc_request *req, int count,
320 __u32 *lens, char **bufs, int flags)
322 struct ptlrpc_reply_state *rs;
326 LASSERT(req->rq_reply_state == NULL);
328 if ((flags & LPRFL_EARLY_REPLY) == 0) {
329 spin_lock(&req->rq_lock);
330 req->rq_packed_final = 1;
331 spin_unlock(&req->rq_lock);
334 msg_len = lustre_msg_size_v2(count, lens);
335 rc = sptlrpc_svc_alloc_rs(req, msg_len);
339 rs = req->rq_reply_state;
340 atomic_set(&rs->rs_refcount, 1); /* 1 ref for rq_reply_state */
341 rs->rs_cb_id.cbid_fn = reply_out_callback;
342 rs->rs_cb_id.cbid_arg = rs;
343 rs->rs_svcpt = req->rq_rqbd->rqbd_svcpt;
344 INIT_LIST_HEAD(&rs->rs_exp_list);
345 INIT_LIST_HEAD(&rs->rs_obd_list);
346 INIT_LIST_HEAD(&rs->rs_list);
347 spin_lock_init(&rs->rs_lock);
349 req->rq_replen = msg_len;
350 req->rq_reply_state = rs;
351 req->rq_repmsg = rs->rs_msg;
353 lustre_init_msg_v2(rs->rs_msg, count, lens, bufs);
354 lustre_msg_add_version(rs->rs_msg, PTLRPC_MSG_VERSION);
356 PTLRPC_RS_DEBUG_LRU_ADD(rs);
360 EXPORT_SYMBOL(lustre_pack_reply_v2);
362 int lustre_pack_reply_flags(struct ptlrpc_request *req, int count, __u32 *lens,
363 char **bufs, int flags)
366 __u32 size[] = { sizeof(struct ptlrpc_body) };
374 LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
376 switch (req->rq_reqmsg->lm_magic) {
377 case LUSTRE_MSG_MAGIC_V2:
378 rc = lustre_pack_reply_v2(req, count, lens, bufs, flags);
381 LASSERTF(0, "incorrect message magic: %08x\n",
382 req->rq_reqmsg->lm_magic);
386 CERROR("lustre_pack_reply failed: rc=%d size=%d\n", rc,
387 lustre_msg_size(req->rq_reqmsg->lm_magic, count, lens));
391 int lustre_pack_reply(struct ptlrpc_request *req, int count, __u32 *lens,
394 return lustre_pack_reply_flags(req, count, lens, bufs, 0);
396 EXPORT_SYMBOL(lustre_pack_reply);
398 void *lustre_msg_buf_v2(struct lustre_msg_v2 *m, __u32 n, __u32 min_size)
400 __u32 i, offset, buflen, bufcount;
404 bufcount = m->lm_bufcount;
405 if (unlikely(n >= bufcount)) {
406 CDEBUG(D_INFO, "msg %p buffer[%d] not present (count %d)\n",
411 buflen = m->lm_buflens[n];
412 if (unlikely(buflen < min_size)) {
413 CERROR("msg %p buffer[%d] size %d too small "
414 "(required %d, opc=%d)\n", m, n, buflen, min_size,
415 n == MSG_PTLRPC_BODY_OFF ? -1 : lustre_msg_get_opc(m));
419 offset = lustre_msg_hdr_size_v2(bufcount);
420 for (i = 0; i < n; i++)
421 offset += cfs_size_round(m->lm_buflens[i]);
423 return (char *)m + offset;
426 void *lustre_msg_buf(struct lustre_msg *m, __u32 n, __u32 min_size)
428 switch (m->lm_magic) {
429 case LUSTRE_MSG_MAGIC_V2:
430 return lustre_msg_buf_v2(m, n, min_size);
432 LASSERTF(0, "incorrect message magic: %08x (msg:%p)\n",
437 EXPORT_SYMBOL(lustre_msg_buf);
439 static int lustre_shrink_msg_v2(struct lustre_msg_v2 *msg, __u32 segment,
440 unsigned int newlen, int move_data)
442 char *tail = NULL, *newpos;
446 LASSERT(msg->lm_bufcount > segment);
447 LASSERT(msg->lm_buflens[segment] >= newlen);
449 if (msg->lm_buflens[segment] == newlen)
452 if (move_data && msg->lm_bufcount > segment + 1) {
453 tail = lustre_msg_buf_v2(msg, segment + 1, 0);
454 for (n = segment + 1; n < msg->lm_bufcount; n++)
455 tail_len += cfs_size_round(msg->lm_buflens[n]);
458 msg->lm_buflens[segment] = newlen;
460 if (tail && tail_len) {
461 newpos = lustre_msg_buf_v2(msg, segment + 1, 0);
462 LASSERT(newpos <= tail);
464 memmove(newpos, tail, tail_len);
467 return lustre_msg_size_v2(msg->lm_bufcount, msg->lm_buflens);
471 * for @msg, shrink @segment to size @newlen. if @move_data is non-zero,
472 * we also move data forward from @segment + 1.
474 * if @newlen == 0, we remove the segment completely, but we still keep the
475 * totally bufcount the same to save possible data moving. this will leave a
476 * unused segment with size 0 at the tail, but that's ok.
478 * return new msg size after shrinking.
481 * + if any buffers higher than @segment has been filled in, must call shrink
482 * with non-zero @move_data.
483 * + caller should NOT keep pointers to msg buffers which higher than @segment
486 int lustre_shrink_msg(struct lustre_msg *msg, int segment,
487 unsigned int newlen, int move_data)
489 switch (msg->lm_magic) {
490 case LUSTRE_MSG_MAGIC_V2:
491 return lustre_shrink_msg_v2(msg, segment, newlen, move_data);
493 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
496 EXPORT_SYMBOL(lustre_shrink_msg);
498 void lustre_free_reply_state(struct ptlrpc_reply_state *rs)
500 PTLRPC_RS_DEBUG_LRU_DEL(rs);
502 LASSERT(atomic_read(&rs->rs_refcount) == 0);
503 LASSERT(!rs->rs_difficult || rs->rs_handled);
504 LASSERT(!rs->rs_on_net);
505 LASSERT(!rs->rs_scheduled);
506 LASSERT(rs->rs_export == NULL);
507 LASSERT(rs->rs_nlocks == 0);
508 LASSERT(list_empty(&rs->rs_exp_list));
509 LASSERT(list_empty(&rs->rs_obd_list));
511 sptlrpc_svc_free_rs(rs);
514 static int lustre_unpack_msg_v2(struct lustre_msg_v2 *m, int len)
516 int swabbed, required_len, i;
518 /* Now we know the sender speaks my language. */
519 required_len = lustre_msg_hdr_size_v2(0);
520 if (len < required_len) {
521 /* can't even look inside the message */
522 CERROR("message length %d too small for lustre_msg\n", len);
526 swabbed = (m->lm_magic == LUSTRE_MSG_MAGIC_V2_SWABBED);
529 __swab32s(&m->lm_magic);
530 __swab32s(&m->lm_bufcount);
531 __swab32s(&m->lm_secflvr);
532 __swab32s(&m->lm_repsize);
533 __swab32s(&m->lm_cksum);
534 __swab32s(&m->lm_flags);
535 CLASSERT(offsetof(typeof(*m), lm_padding_2) != 0);
536 CLASSERT(offsetof(typeof(*m), lm_padding_3) != 0);
539 required_len = lustre_msg_hdr_size_v2(m->lm_bufcount);
540 if (len < required_len) {
541 /* didn't receive all the buffer lengths */
542 CERROR ("message length %d too small for %d buflens\n",
543 len, m->lm_bufcount);
547 for (i = 0; i < m->lm_bufcount; i++) {
549 __swab32s(&m->lm_buflens[i]);
550 required_len += cfs_size_round(m->lm_buflens[i]);
553 if (len < required_len) {
554 CERROR("len: %d, required_len %d\n", len, required_len);
555 CERROR("bufcount: %d\n", m->lm_bufcount);
556 for (i = 0; i < m->lm_bufcount; i++)
557 CERROR("buffer %d length %d\n", i, m->lm_buflens[i]);
564 int __lustre_unpack_msg(struct lustre_msg *m, int len)
566 int required_len, rc;
569 /* We can provide a slightly better error log, if we check the
570 * message magic and version first. In the future, struct
571 * lustre_msg may grow, and we'd like to log a version mismatch,
572 * rather than a short message.
575 required_len = offsetof(struct lustre_msg, lm_magic) +
577 if (len < required_len) {
578 /* can't even look inside the message */
579 CERROR("message length %d too small for magic/version check\n",
584 rc = lustre_unpack_msg_v2(m, len);
588 EXPORT_SYMBOL(__lustre_unpack_msg);
590 int ptlrpc_unpack_req_msg(struct ptlrpc_request *req, int len)
593 rc = __lustre_unpack_msg(req->rq_reqmsg, len);
595 lustre_set_req_swabbed(req, MSG_PTLRPC_HEADER_OFF);
601 int ptlrpc_unpack_rep_msg(struct ptlrpc_request *req, int len)
604 rc = __lustre_unpack_msg(req->rq_repmsg, len);
606 lustre_set_rep_swabbed(req, MSG_PTLRPC_HEADER_OFF);
612 static inline int lustre_unpack_ptlrpc_body_v2(struct ptlrpc_request *req,
613 const int inout, int offset)
615 struct ptlrpc_body *pb;
616 struct lustre_msg_v2 *m = inout ? req->rq_reqmsg : req->rq_repmsg;
618 pb = lustre_msg_buf_v2(m, offset, sizeof(struct ptlrpc_body_v2));
620 CERROR("error unpacking ptlrpc body\n");
623 if (ptlrpc_buf_need_swab(req, inout, offset)) {
624 lustre_swab_ptlrpc_body(pb);
625 ptlrpc_buf_set_swabbed(req, inout, offset);
628 if ((pb->pb_version & ~LUSTRE_VERSION_MASK) != PTLRPC_MSG_VERSION) {
629 CERROR("wrong lustre_msg version %08x\n", pb->pb_version);
634 pb->pb_status = ptlrpc_status_ntoh(pb->pb_status);
639 int lustre_unpack_req_ptlrpc_body(struct ptlrpc_request *req, int offset)
641 switch (req->rq_reqmsg->lm_magic) {
642 case LUSTRE_MSG_MAGIC_V2:
643 return lustre_unpack_ptlrpc_body_v2(req, 1, offset);
645 CERROR("bad lustre msg magic: %08x\n",
646 req->rq_reqmsg->lm_magic);
651 int lustre_unpack_rep_ptlrpc_body(struct ptlrpc_request *req, int offset)
653 switch (req->rq_repmsg->lm_magic) {
654 case LUSTRE_MSG_MAGIC_V2:
655 return lustre_unpack_ptlrpc_body_v2(req, 0, offset);
657 CERROR("bad lustre msg magic: %08x\n",
658 req->rq_repmsg->lm_magic);
663 static inline __u32 lustre_msg_buflen_v2(struct lustre_msg_v2 *m, __u32 n)
665 if (n >= m->lm_bufcount)
668 return m->lm_buflens[n];
672 * lustre_msg_buflen - return the length of buffer \a n in message \a m
673 * \param m lustre_msg (request or reply) to look at
674 * \param n message index (base 0)
676 * returns zero for non-existent message indices
678 __u32 lustre_msg_buflen(struct lustre_msg *m, __u32 n)
680 switch (m->lm_magic) {
681 case LUSTRE_MSG_MAGIC_V2:
682 return lustre_msg_buflen_v2(m, n);
684 CERROR("incorrect message magic: %08x\n", m->lm_magic);
688 EXPORT_SYMBOL(lustre_msg_buflen);
691 lustre_msg_set_buflen_v2(struct lustre_msg_v2 *m, __u32 n, __u32 len)
693 if (n >= m->lm_bufcount)
696 m->lm_buflens[n] = len;
699 void lustre_msg_set_buflen(struct lustre_msg *m, __u32 n, __u32 len)
701 switch (m->lm_magic) {
702 case LUSTRE_MSG_MAGIC_V2:
703 lustre_msg_set_buflen_v2(m, n, len);
706 LASSERTF(0, "incorrect message magic: %08x\n", m->lm_magic);
710 /* NB return the bufcount for lustre_msg_v2 format, so if message is packed
711 * in V1 format, the result is one bigger. (add struct ptlrpc_body). */
712 __u32 lustre_msg_bufcount(struct lustre_msg *m)
714 switch (m->lm_magic) {
715 case LUSTRE_MSG_MAGIC_V2:
716 return m->lm_bufcount;
718 CERROR("incorrect message magic: %08x\n", m->lm_magic);
723 char *lustre_msg_string(struct lustre_msg *m, __u32 index, __u32 max_len)
725 /* max_len == 0 means the string should fill the buffer */
729 switch (m->lm_magic) {
730 case LUSTRE_MSG_MAGIC_V2:
731 str = lustre_msg_buf_v2(m, index, 0);
732 blen = lustre_msg_buflen_v2(m, index);
735 LASSERTF(0, "incorrect message magic: %08x\n", m->lm_magic);
739 CERROR ("can't unpack string in msg %p buffer[%d]\n", m, index);
743 slen = strnlen(str, blen);
745 if (slen == blen) { /* not NULL terminated */
746 CERROR("can't unpack non-NULL terminated string in "
747 "msg %p buffer[%d] len %d\n", m, index, blen);
752 if (slen != blen - 1) {
753 CERROR("can't unpack short string in msg %p "
754 "buffer[%d] len %d: strlen %d\n",
755 m, index, blen, slen);
758 } else if (slen > max_len) {
759 CERROR("can't unpack oversized string in msg %p "
760 "buffer[%d] len %d strlen %d: max %d expected\n",
761 m, index, blen, slen, max_len);
768 /* Wrap up the normal fixed length cases */
769 static inline void *__lustre_swab_buf(struct lustre_msg *msg, __u32 index,
770 __u32 min_size, void *swabber)
774 LASSERT(msg != NULL);
775 switch (msg->lm_magic) {
776 case LUSTRE_MSG_MAGIC_V2:
777 ptr = lustre_msg_buf_v2(msg, index, min_size);
780 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
783 if (ptr != NULL && swabber != NULL)
784 ((void (*)(void *))swabber)(ptr);
789 static inline struct ptlrpc_body *lustre_msg_ptlrpc_body(struct lustre_msg *msg)
791 return lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
792 sizeof(struct ptlrpc_body_v2));
795 enum lustre_msghdr lustre_msghdr_get_flags(struct lustre_msg *msg)
797 switch (msg->lm_magic) {
798 case LUSTRE_MSG_MAGIC_V2:
799 /* already in host endian */
800 return msg->lm_flags;
802 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
806 EXPORT_SYMBOL(lustre_msghdr_get_flags);
808 void lustre_msghdr_set_flags(struct lustre_msg *msg, __u32 flags)
810 switch (msg->lm_magic) {
811 case LUSTRE_MSG_MAGIC_V2:
812 msg->lm_flags = flags;
815 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
819 __u32 lustre_msg_get_flags(struct lustre_msg *msg)
821 switch (msg->lm_magic) {
822 case LUSTRE_MSG_MAGIC_V2: {
823 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
827 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
831 /* flags might be printed in debug code while message
836 EXPORT_SYMBOL(lustre_msg_get_flags);
838 void lustre_msg_add_flags(struct lustre_msg *msg, __u32 flags)
840 switch (msg->lm_magic) {
841 case LUSTRE_MSG_MAGIC_V2: {
842 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
843 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
844 pb->pb_flags |= flags;
848 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
851 EXPORT_SYMBOL(lustre_msg_add_flags);
853 void lustre_msg_set_flags(struct lustre_msg *msg, __u32 flags)
855 switch (msg->lm_magic) {
856 case LUSTRE_MSG_MAGIC_V2: {
857 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
858 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
859 pb->pb_flags = flags;
863 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
867 void lustre_msg_clear_flags(struct lustre_msg *msg, __u32 flags)
869 switch (msg->lm_magic) {
870 case LUSTRE_MSG_MAGIC_V2: {
871 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
872 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
873 pb->pb_flags &= ~flags;
878 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
881 EXPORT_SYMBOL(lustre_msg_clear_flags);
883 __u32 lustre_msg_get_op_flags(struct lustre_msg *msg)
885 switch (msg->lm_magic) {
886 case LUSTRE_MSG_MAGIC_V2: {
887 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
889 return pb->pb_op_flags;
891 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
899 void lustre_msg_add_op_flags(struct lustre_msg *msg, __u32 flags)
901 switch (msg->lm_magic) {
902 case LUSTRE_MSG_MAGIC_V2: {
903 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
904 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
905 pb->pb_op_flags |= flags;
909 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
912 EXPORT_SYMBOL(lustre_msg_add_op_flags);
914 struct lustre_handle *lustre_msg_get_handle(struct lustre_msg *msg)
916 switch (msg->lm_magic) {
917 case LUSTRE_MSG_MAGIC_V2: {
918 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
920 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
923 return &pb->pb_handle;
926 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
931 __u32 lustre_msg_get_type(struct lustre_msg *msg)
933 switch (msg->lm_magic) {
934 case LUSTRE_MSG_MAGIC_V2: {
935 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
937 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
938 return PTL_RPC_MSG_ERR;
943 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
944 return PTL_RPC_MSG_ERR;
947 EXPORT_SYMBOL(lustre_msg_get_type);
949 enum lustre_msg_version lustre_msg_get_version(struct lustre_msg *msg)
951 switch (msg->lm_magic) {
952 case LUSTRE_MSG_MAGIC_V2: {
953 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
955 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
958 return pb->pb_version;
961 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
966 void lustre_msg_add_version(struct lustre_msg *msg, __u32 version)
968 switch (msg->lm_magic) {
969 case LUSTRE_MSG_MAGIC_V2: {
970 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
971 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
972 pb->pb_version |= version;
976 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
980 __u32 lustre_msg_get_opc(struct lustre_msg *msg)
982 switch (msg->lm_magic) {
983 case LUSTRE_MSG_MAGIC_V2: {
984 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
986 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
992 CERROR("incorrect message magic: %08x (msg:%p)\n",
997 EXPORT_SYMBOL(lustre_msg_get_opc);
999 __u64 lustre_msg_get_last_xid(struct lustre_msg *msg)
1001 switch (msg->lm_magic) {
1002 case LUSTRE_MSG_MAGIC_V2: {
1003 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1005 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1008 return pb->pb_last_xid;
1011 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1015 EXPORT_SYMBOL(lustre_msg_get_last_xid);
1017 __u16 lustre_msg_get_tag(struct lustre_msg *msg)
1019 switch (msg->lm_magic) {
1020 case LUSTRE_MSG_MAGIC_V2: {
1021 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1023 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1029 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1033 EXPORT_SYMBOL(lustre_msg_get_tag);
1035 __u64 lustre_msg_get_last_committed(struct lustre_msg *msg)
1037 switch (msg->lm_magic) {
1038 case LUSTRE_MSG_MAGIC_V2: {
1039 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1041 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1044 return pb->pb_last_committed;
1047 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1051 EXPORT_SYMBOL(lustre_msg_get_last_committed);
1053 __u64 *lustre_msg_get_versions(struct lustre_msg *msg)
1055 switch (msg->lm_magic) {
1056 case LUSTRE_MSG_MAGIC_V2: {
1057 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1059 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1062 return pb->pb_pre_versions;
1065 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1069 EXPORT_SYMBOL(lustre_msg_get_versions);
1071 __u64 lustre_msg_get_transno(struct lustre_msg *msg)
1073 switch (msg->lm_magic) {
1074 case LUSTRE_MSG_MAGIC_V2: {
1075 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1077 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1080 return pb->pb_transno;
1083 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1087 EXPORT_SYMBOL(lustre_msg_get_transno);
1089 int lustre_msg_get_status(struct lustre_msg *msg)
1091 switch (msg->lm_magic) {
1092 case LUSTRE_MSG_MAGIC_V2: {
1093 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1095 return pb->pb_status;
1096 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1100 /* status might be printed in debug code while message
1105 EXPORT_SYMBOL(lustre_msg_get_status);
1107 __u64 lustre_msg_get_slv(struct lustre_msg *msg)
1109 switch (msg->lm_magic) {
1110 case LUSTRE_MSG_MAGIC_V2: {
1111 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1113 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1119 CERROR("invalid msg magic %08x\n", msg->lm_magic);
1125 void lustre_msg_set_slv(struct lustre_msg *msg, __u64 slv)
1127 switch (msg->lm_magic) {
1128 case LUSTRE_MSG_MAGIC_V2: {
1129 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1131 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1138 CERROR("invalid msg magic %x\n", msg->lm_magic);
1143 __u32 lustre_msg_get_limit(struct lustre_msg *msg)
1145 switch (msg->lm_magic) {
1146 case LUSTRE_MSG_MAGIC_V2: {
1147 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1149 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1152 return pb->pb_limit;
1155 CERROR("invalid msg magic %x\n", msg->lm_magic);
1161 void lustre_msg_set_limit(struct lustre_msg *msg, __u64 limit)
1163 switch (msg->lm_magic) {
1164 case LUSTRE_MSG_MAGIC_V2: {
1165 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1167 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1170 pb->pb_limit = limit;
1174 CERROR("invalid msg magic %08x\n", msg->lm_magic);
1179 __u32 lustre_msg_get_conn_cnt(struct lustre_msg *msg)
1181 switch (msg->lm_magic) {
1182 case LUSTRE_MSG_MAGIC_V2: {
1183 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1185 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1188 return pb->pb_conn_cnt;
1191 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1195 EXPORT_SYMBOL(lustre_msg_get_conn_cnt);
1197 __u32 lustre_msg_get_magic(struct lustre_msg *msg)
1199 switch (msg->lm_magic) {
1200 case LUSTRE_MSG_MAGIC_V2:
1201 return msg->lm_magic;
1203 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1208 __u32 lustre_msg_get_timeout(struct lustre_msg *msg)
1210 switch (msg->lm_magic) {
1211 case LUSTRE_MSG_MAGIC_V2: {
1212 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1214 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1217 return pb->pb_timeout;
1220 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1225 __u32 lustre_msg_get_service_time(struct lustre_msg *msg)
1227 switch (msg->lm_magic) {
1228 case LUSTRE_MSG_MAGIC_V2: {
1229 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1231 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1234 return pb->pb_service_time;
1237 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1242 char *lustre_msg_get_jobid(struct lustre_msg *msg)
1244 switch (msg->lm_magic) {
1245 case LUSTRE_MSG_MAGIC_V2: {
1246 struct ptlrpc_body *pb;
1248 /* the old pltrpc_body_v2 is smaller; doesn't include jobid */
1249 if (msg->lm_buflens[MSG_PTLRPC_BODY_OFF] <
1250 sizeof(struct ptlrpc_body))
1253 pb = lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
1254 sizeof(struct ptlrpc_body));
1258 return pb->pb_jobid;
1261 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1265 EXPORT_SYMBOL(lustre_msg_get_jobid);
1267 __u32 lustre_msg_get_cksum(struct lustre_msg *msg)
1269 switch (msg->lm_magic) {
1270 case LUSTRE_MSG_MAGIC_V2:
1271 return msg->lm_cksum;
1273 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1278 __u64 lustre_msg_get_mbits(struct lustre_msg *msg)
1280 switch (msg->lm_magic) {
1281 case LUSTRE_MSG_MAGIC_V2: {
1282 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1284 CERROR("invalid msg %p: no ptlrpc body!\n", msg);
1287 return pb->pb_mbits;
1290 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1295 __u32 lustre_msg_calc_cksum(struct lustre_msg *msg)
1297 switch (msg->lm_magic) {
1298 case LUSTRE_MSG_MAGIC_V2: {
1299 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1300 __u32 len = lustre_msg_buflen(msg, MSG_PTLRPC_BODY_OFF);
1302 unsigned int hsize = 4;
1305 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1306 cfs_crypto_hash_digest(CFS_HASH_ALG_CRC32, (unsigned char *)pb,
1307 len, NULL, 0, (unsigned char *)&crc,
1312 CERROR("incorrect message magic: %08x\n", msg->lm_magic);
1317 void lustre_msg_set_handle(struct lustre_msg *msg, struct lustre_handle *handle)
1319 switch (msg->lm_magic) {
1320 case LUSTRE_MSG_MAGIC_V2: {
1321 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1322 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1323 pb->pb_handle = *handle;
1327 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1331 void lustre_msg_set_type(struct lustre_msg *msg, __u32 type)
1333 switch (msg->lm_magic) {
1334 case LUSTRE_MSG_MAGIC_V2: {
1335 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1336 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1341 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1345 void lustre_msg_set_opc(struct lustre_msg *msg, __u32 opc)
1347 switch (msg->lm_magic) {
1348 case LUSTRE_MSG_MAGIC_V2: {
1349 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1350 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1355 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1359 void lustre_msg_set_last_xid(struct lustre_msg *msg, __u64 last_xid)
1361 switch (msg->lm_magic) {
1362 case LUSTRE_MSG_MAGIC_V2: {
1363 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1364 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1365 pb->pb_last_xid = last_xid;
1369 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1372 EXPORT_SYMBOL(lustre_msg_set_last_xid);
1374 void lustre_msg_set_tag(struct lustre_msg *msg, __u16 tag)
1376 switch (msg->lm_magic) {
1377 case LUSTRE_MSG_MAGIC_V2: {
1378 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1379 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1384 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1387 EXPORT_SYMBOL(lustre_msg_set_tag);
1389 void lustre_msg_set_last_committed(struct lustre_msg *msg, __u64 last_committed)
1391 switch (msg->lm_magic) {
1392 case LUSTRE_MSG_MAGIC_V2: {
1393 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1394 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1395 pb->pb_last_committed = last_committed;
1399 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1403 void lustre_msg_set_versions(struct lustre_msg *msg, __u64 *versions)
1405 switch (msg->lm_magic) {
1406 case LUSTRE_MSG_MAGIC_V2: {
1407 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1408 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1409 pb->pb_pre_versions[0] = versions[0];
1410 pb->pb_pre_versions[1] = versions[1];
1411 pb->pb_pre_versions[2] = versions[2];
1412 pb->pb_pre_versions[3] = versions[3];
1416 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1419 EXPORT_SYMBOL(lustre_msg_set_versions);
1421 void lustre_msg_set_transno(struct lustre_msg *msg, __u64 transno)
1423 switch (msg->lm_magic) {
1424 case LUSTRE_MSG_MAGIC_V2: {
1425 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1426 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1427 pb->pb_transno = transno;
1431 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1434 EXPORT_SYMBOL(lustre_msg_set_transno);
1436 void lustre_msg_set_status(struct lustre_msg *msg, __u32 status)
1438 switch (msg->lm_magic) {
1439 case LUSTRE_MSG_MAGIC_V2: {
1440 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1441 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1442 pb->pb_status = status;
1446 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1449 EXPORT_SYMBOL(lustre_msg_set_status);
1451 void lustre_msg_set_conn_cnt(struct lustre_msg *msg, __u32 conn_cnt)
1453 switch (msg->lm_magic) {
1454 case LUSTRE_MSG_MAGIC_V2: {
1455 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1456 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1457 pb->pb_conn_cnt = conn_cnt;
1461 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1465 void lustre_msg_set_timeout(struct lustre_msg *msg, __u32 timeout)
1467 switch (msg->lm_magic) {
1468 case LUSTRE_MSG_MAGIC_V2: {
1469 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1470 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1471 pb->pb_timeout = timeout;
1475 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1479 void lustre_msg_set_service_time(struct lustre_msg *msg, __u32 service_time)
1481 switch (msg->lm_magic) {
1482 case LUSTRE_MSG_MAGIC_V2: {
1483 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1484 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1485 pb->pb_service_time = service_time;
1489 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1493 void lustre_msg_set_jobid(struct lustre_msg *msg, char *jobid)
1495 switch (msg->lm_magic) {
1496 case LUSTRE_MSG_MAGIC_V2: {
1497 __u32 opc = lustre_msg_get_opc(msg);
1498 struct ptlrpc_body *pb;
1500 /* Don't set jobid for ldlm ast RPCs, they've been shrinked.
1501 * See the comment in ptlrpc_request_pack(). */
1502 if (!opc || opc == LDLM_BL_CALLBACK ||
1503 opc == LDLM_CP_CALLBACK || opc == LDLM_GL_CALLBACK)
1506 pb = lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
1507 sizeof(struct ptlrpc_body));
1508 LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
1511 memcpy(pb->pb_jobid, jobid, sizeof(pb->pb_jobid));
1512 else if (pb->pb_jobid[0] == '\0')
1513 lustre_get_jobid(pb->pb_jobid, sizeof(pb->pb_jobid));
1517 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1520 EXPORT_SYMBOL(lustre_msg_set_jobid);
1522 void lustre_msg_set_cksum(struct lustre_msg *msg, __u32 cksum)
1524 switch (msg->lm_magic) {
1525 case LUSTRE_MSG_MAGIC_V2:
1526 msg->lm_cksum = cksum;
1529 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1533 void lustre_msg_set_mbits(struct lustre_msg *msg, __u64 mbits)
1535 switch (msg->lm_magic) {
1536 case LUSTRE_MSG_MAGIC_V2: {
1537 struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
1539 LASSERTF(pb != NULL, "invalid msg %p: no ptlrpc body!\n", msg);
1540 pb->pb_mbits = mbits;
1544 LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
1548 void ptlrpc_request_set_replen(struct ptlrpc_request *req)
1550 int count = req_capsule_filled_sizes(&req->rq_pill, RCL_SERVER);
1552 req->rq_replen = lustre_msg_size(req->rq_reqmsg->lm_magic, count,
1553 req->rq_pill.rc_area[RCL_SERVER]);
1554 if (req->rq_reqmsg->lm_magic == LUSTRE_MSG_MAGIC_V2)
1555 req->rq_reqmsg->lm_repsize = req->rq_replen;
1557 EXPORT_SYMBOL(ptlrpc_request_set_replen);
1559 void ptlrpc_req_set_repsize(struct ptlrpc_request *req, int count, __u32 *lens)
1561 req->rq_replen = lustre_msg_size(req->rq_reqmsg->lm_magic, count, lens);
1562 if (req->rq_reqmsg->lm_magic == LUSTRE_MSG_MAGIC_V2)
1563 req->rq_reqmsg->lm_repsize = req->rq_replen;
1567 * Send a remote set_info_async.
1569 * This may go from client to server or server to client.
1571 int do_set_info_async(struct obd_import *imp,
1572 int opcode, int version,
1573 size_t keylen, void *key,
1574 size_t vallen, void *val,
1575 struct ptlrpc_request_set *set)
1577 struct ptlrpc_request *req;
1582 req = ptlrpc_request_alloc(imp, &RQF_OBD_SET_INFO);
1586 req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_KEY,
1587 RCL_CLIENT, keylen);
1588 req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_VAL,
1589 RCL_CLIENT, vallen);
1590 rc = ptlrpc_request_pack(req, version, opcode);
1592 ptlrpc_request_free(req);
1596 tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_KEY);
1597 memcpy(tmp, key, keylen);
1598 tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_VAL);
1599 memcpy(tmp, val, vallen);
1601 ptlrpc_request_set_replen(req);
1604 ptlrpc_set_add_req(set, req);
1605 ptlrpc_check_set(NULL, set);
1607 rc = ptlrpc_queue_wait(req);
1608 ptlrpc_req_finished(req);
1613 EXPORT_SYMBOL(do_set_info_async);
1615 /* byte flipping routines for all wire types declared in
1616 * lustre_idl.h implemented here.
1618 void lustre_swab_ptlrpc_body(struct ptlrpc_body *body)
1620 __swab32s(&body->pb_type);
1621 __swab32s(&body->pb_version);
1622 __swab32s(&body->pb_opc);
1623 __swab32s(&body->pb_status);
1624 __swab64s(&body->pb_last_xid);
1625 __swab16s(&body->pb_tag);
1626 CLASSERT(offsetof(typeof(*body), pb_padding0) != 0);
1627 CLASSERT(offsetof(typeof(*body), pb_padding1) != 0);
1628 __swab64s(&body->pb_last_committed);
1629 __swab64s(&body->pb_transno);
1630 __swab32s(&body->pb_flags);
1631 __swab32s(&body->pb_op_flags);
1632 __swab32s(&body->pb_conn_cnt);
1633 __swab32s(&body->pb_timeout);
1634 __swab32s(&body->pb_service_time);
1635 __swab32s(&body->pb_limit);
1636 __swab64s(&body->pb_slv);
1637 __swab64s(&body->pb_pre_versions[0]);
1638 __swab64s(&body->pb_pre_versions[1]);
1639 __swab64s(&body->pb_pre_versions[2]);
1640 __swab64s(&body->pb_pre_versions[3]);
1641 __swab64s(&body->pb_mbits);
1642 CLASSERT(offsetof(typeof(*body), pb_padding64_0) != 0);
1643 CLASSERT(offsetof(typeof(*body), pb_padding64_1) != 0);
1644 CLASSERT(offsetof(typeof(*body), pb_padding64_2) != 0);
1645 /* While we need to maintain compatibility between
1646 * clients and servers without ptlrpc_body_v2 (< 2.3)
1647 * do not swab any fields beyond pb_jobid, as we are
1648 * using this swab function for both ptlrpc_body
1649 * and ptlrpc_body_v2. */
1650 /* pb_jobid is an ASCII string and should not be swabbed */
1651 CLASSERT(offsetof(typeof(*body), pb_jobid) != 0);
1654 void lustre_swab_connect(struct obd_connect_data *ocd)
1656 __swab64s(&ocd->ocd_connect_flags);
1657 __swab32s(&ocd->ocd_version);
1658 __swab32s(&ocd->ocd_grant);
1659 __swab64s(&ocd->ocd_ibits_known);
1660 __swab32s(&ocd->ocd_index);
1661 __swab32s(&ocd->ocd_brw_size);
1662 /* ocd_blocksize and ocd_inodespace don't need to be swabbed because
1663 * they are 8-byte values */
1664 __swab16s(&ocd->ocd_grant_tax_kb);
1665 __swab32s(&ocd->ocd_grant_max_blks);
1666 __swab64s(&ocd->ocd_transno);
1667 __swab32s(&ocd->ocd_group);
1668 __swab32s(&ocd->ocd_cksum_types);
1669 __swab32s(&ocd->ocd_instance);
1670 /* Fields after ocd_cksum_types are only accessible by the receiver
1671 * if the corresponding flag in ocd_connect_flags is set. Accessing
1672 * any field after ocd_maxbytes on the receiver without a valid flag
1673 * may result in out-of-bound memory access and kernel oops. */
1674 if (ocd->ocd_connect_flags & OBD_CONNECT_MAX_EASIZE)
1675 __swab32s(&ocd->ocd_max_easize);
1676 if (ocd->ocd_connect_flags & OBD_CONNECT_MAXBYTES)
1677 __swab64s(&ocd->ocd_maxbytes);
1678 if (ocd->ocd_connect_flags & OBD_CONNECT_MULTIMODRPCS)
1679 __swab16s(&ocd->ocd_maxmodrpcs);
1680 CLASSERT(offsetof(typeof(*ocd), padding0) != 0);
1681 CLASSERT(offsetof(typeof(*ocd), padding1) != 0);
1682 if (ocd->ocd_connect_flags & OBD_CONNECT_FLAGS2)
1683 __swab64s(&ocd->ocd_connect_flags2);
1684 CLASSERT(offsetof(typeof(*ocd), padding3) != 0);
1685 CLASSERT(offsetof(typeof(*ocd), padding4) != 0);
1686 CLASSERT(offsetof(typeof(*ocd), padding5) != 0);
1687 CLASSERT(offsetof(typeof(*ocd), padding6) != 0);
1688 CLASSERT(offsetof(typeof(*ocd), padding7) != 0);
1689 CLASSERT(offsetof(typeof(*ocd), padding8) != 0);
1690 CLASSERT(offsetof(typeof(*ocd), padding9) != 0);
1691 CLASSERT(offsetof(typeof(*ocd), paddingA) != 0);
1692 CLASSERT(offsetof(typeof(*ocd), paddingB) != 0);
1693 CLASSERT(offsetof(typeof(*ocd), paddingC) != 0);
1694 CLASSERT(offsetof(typeof(*ocd), paddingD) != 0);
1695 CLASSERT(offsetof(typeof(*ocd), paddingE) != 0);
1696 CLASSERT(offsetof(typeof(*ocd), paddingF) != 0);
1699 static void lustre_swab_ost_layout(struct ost_layout *ol)
1701 __swab32s(&ol->ol_stripe_size);
1702 __swab32s(&ol->ol_stripe_count);
1703 __swab64s(&ol->ol_comp_start);
1704 __swab64s(&ol->ol_comp_end);
1705 __swab32s(&ol->ol_comp_id);
1708 void lustre_swab_obdo (struct obdo *o)
1710 __swab64s(&o->o_valid);
1711 lustre_swab_ost_id(&o->o_oi);
1712 __swab64s(&o->o_parent_seq);
1713 __swab64s(&o->o_size);
1714 __swab64s(&o->o_mtime);
1715 __swab64s(&o->o_atime);
1716 __swab64s(&o->o_ctime);
1717 __swab64s(&o->o_blocks);
1718 __swab64s(&o->o_grant);
1719 __swab32s(&o->o_blksize);
1720 __swab32s(&o->o_mode);
1721 __swab32s(&o->o_uid);
1722 __swab32s(&o->o_gid);
1723 __swab32s(&o->o_flags);
1724 __swab32s(&o->o_nlink);
1725 __swab32s(&o->o_parent_oid);
1726 __swab32s(&o->o_misc);
1727 __swab64s(&o->o_ioepoch);
1728 __swab32s(&o->o_stripe_idx);
1729 __swab32s(&o->o_parent_ver);
1730 lustre_swab_ost_layout(&o->o_layout);
1731 __swab32s(&o->o_layout_version);
1732 __swab32s(&o->o_uid_h);
1733 __swab32s(&o->o_gid_h);
1734 __swab64s(&o->o_data_version);
1735 __swab32s(&o->o_projid);
1736 CLASSERT(offsetof(typeof(*o), o_padding_4) != 0);
1737 CLASSERT(offsetof(typeof(*o), o_padding_5) != 0);
1738 CLASSERT(offsetof(typeof(*o), o_padding_6) != 0);
1741 EXPORT_SYMBOL(lustre_swab_obdo);
1743 void lustre_swab_obd_statfs (struct obd_statfs *os)
1745 __swab64s(&os->os_type);
1746 __swab64s(&os->os_blocks);
1747 __swab64s(&os->os_bfree);
1748 __swab64s(&os->os_bavail);
1749 __swab64s(&os->os_files);
1750 __swab64s(&os->os_ffree);
1751 /* no need to swab os_fsid */
1752 __swab32s(&os->os_bsize);
1753 __swab32s(&os->os_namelen);
1754 __swab64s(&os->os_maxbytes);
1755 __swab32s(&os->os_state);
1756 __swab32s(&os->os_fprecreated);
1757 __swab32s(&os->os_granted);
1758 CLASSERT(offsetof(typeof(*os), os_spare3) != 0);
1759 CLASSERT(offsetof(typeof(*os), os_spare4) != 0);
1760 CLASSERT(offsetof(typeof(*os), os_spare5) != 0);
1761 CLASSERT(offsetof(typeof(*os), os_spare6) != 0);
1762 CLASSERT(offsetof(typeof(*os), os_spare7) != 0);
1763 CLASSERT(offsetof(typeof(*os), os_spare8) != 0);
1764 CLASSERT(offsetof(typeof(*os), os_spare9) != 0);
1767 void lustre_swab_obd_ioobj(struct obd_ioobj *ioo)
1769 lustre_swab_ost_id(&ioo->ioo_oid);
1770 __swab32s(&ioo->ioo_max_brw);
1771 __swab32s(&ioo->ioo_bufcnt);
1774 void lustre_swab_niobuf_remote(struct niobuf_remote *nbr)
1776 __swab64s(&nbr->rnb_offset);
1777 __swab32s(&nbr->rnb_len);
1778 __swab32s(&nbr->rnb_flags);
1781 void lustre_swab_ost_body (struct ost_body *b)
1783 lustre_swab_obdo (&b->oa);
1786 void lustre_swab_ost_last_id(u64 *id)
1791 void lustre_swab_generic_32s(__u32 *val)
1796 void lustre_swab_gl_lquota_desc(struct ldlm_gl_lquota_desc *desc)
1798 lustre_swab_lu_fid(&desc->gl_id.qid_fid);
1799 __swab64s(&desc->gl_flags);
1800 __swab64s(&desc->gl_ver);
1801 __swab64s(&desc->gl_hardlimit);
1802 __swab64s(&desc->gl_softlimit);
1803 __swab64s(&desc->gl_time);
1804 CLASSERT(offsetof(typeof(*desc), gl_pad2) != 0);
1806 EXPORT_SYMBOL(lustre_swab_gl_lquota_desc);
1808 void lustre_swab_gl_barrier_desc(struct ldlm_gl_barrier_desc *desc)
1810 __swab32s(&desc->lgbd_status);
1811 __swab32s(&desc->lgbd_timeout);
1812 CLASSERT(offsetof(typeof(*desc), lgbd_padding) != 0);
1814 EXPORT_SYMBOL(lustre_swab_gl_barrier_desc);
1816 void lustre_swab_ost_lvb_v1(struct ost_lvb_v1 *lvb)
1818 __swab64s(&lvb->lvb_size);
1819 __swab64s(&lvb->lvb_mtime);
1820 __swab64s(&lvb->lvb_atime);
1821 __swab64s(&lvb->lvb_ctime);
1822 __swab64s(&lvb->lvb_blocks);
1824 EXPORT_SYMBOL(lustre_swab_ost_lvb_v1);
1826 void lustre_swab_ost_lvb(struct ost_lvb *lvb)
1828 __swab64s(&lvb->lvb_size);
1829 __swab64s(&lvb->lvb_mtime);
1830 __swab64s(&lvb->lvb_atime);
1831 __swab64s(&lvb->lvb_ctime);
1832 __swab64s(&lvb->lvb_blocks);
1833 __swab32s(&lvb->lvb_mtime_ns);
1834 __swab32s(&lvb->lvb_atime_ns);
1835 __swab32s(&lvb->lvb_ctime_ns);
1836 __swab32s(&lvb->lvb_padding);
1838 EXPORT_SYMBOL(lustre_swab_ost_lvb);
1840 void lustre_swab_lquota_lvb(struct lquota_lvb *lvb)
1842 __swab64s(&lvb->lvb_flags);
1843 __swab64s(&lvb->lvb_id_may_rel);
1844 __swab64s(&lvb->lvb_id_rel);
1845 __swab64s(&lvb->lvb_id_qunit);
1846 __swab64s(&lvb->lvb_pad1);
1848 EXPORT_SYMBOL(lustre_swab_lquota_lvb);
1850 void lustre_swab_barrier_lvb(struct barrier_lvb *lvb)
1852 __swab32s(&lvb->lvb_status);
1853 __swab32s(&lvb->lvb_index);
1854 CLASSERT(offsetof(typeof(*lvb), lvb_padding) != 0);
1856 EXPORT_SYMBOL(lustre_swab_barrier_lvb);
1858 void lustre_swab_mdt_body (struct mdt_body *b)
1860 lustre_swab_lu_fid(&b->mbo_fid1);
1861 lustre_swab_lu_fid(&b->mbo_fid2);
1862 /* handle is opaque */
1863 __swab64s(&b->mbo_valid);
1864 __swab64s(&b->mbo_size);
1865 __swab64s(&b->mbo_mtime);
1866 __swab64s(&b->mbo_atime);
1867 __swab64s(&b->mbo_ctime);
1868 __swab64s(&b->mbo_blocks);
1869 __swab64s(&b->mbo_version);
1870 __swab64s(&b->mbo_t_state);
1871 __swab32s(&b->mbo_fsuid);
1872 __swab32s(&b->mbo_fsgid);
1873 __swab32s(&b->mbo_capability);
1874 __swab32s(&b->mbo_mode);
1875 __swab32s(&b->mbo_uid);
1876 __swab32s(&b->mbo_gid);
1877 __swab32s(&b->mbo_flags);
1878 __swab32s(&b->mbo_rdev);
1879 __swab32s(&b->mbo_nlink);
1880 __swab32s(&b->mbo_layout_gen);
1881 __swab32s(&b->mbo_suppgid);
1882 __swab32s(&b->mbo_eadatasize);
1883 __swab32s(&b->mbo_aclsize);
1884 __swab32s(&b->mbo_max_mdsize);
1885 CLASSERT(offsetof(typeof(*b), mbo_unused3) != 0);
1886 __swab32s(&b->mbo_uid_h);
1887 __swab32s(&b->mbo_gid_h);
1888 __swab32s(&b->mbo_projid);
1889 __swab64s(&b->mbo_dom_size);
1890 __swab64s(&b->mbo_dom_blocks);
1891 CLASSERT(offsetof(typeof(*b), mbo_padding_8) != 0);
1892 CLASSERT(offsetof(typeof(*b), mbo_padding_9) != 0);
1893 CLASSERT(offsetof(typeof(*b), mbo_padding_10) != 0);
1896 void lustre_swab_mdt_ioepoch(struct mdt_ioepoch *b)
1898 /* mio_open_handle is opaque */
1899 CLASSERT(offsetof(typeof(*b), mio_unused1) != 0);
1900 CLASSERT(offsetof(typeof(*b), mio_unused2) != 0);
1901 CLASSERT(offsetof(typeof(*b), mio_padding) != 0);
1904 void lustre_swab_mgs_target_info(struct mgs_target_info *mti)
1908 __swab32s(&mti->mti_lustre_ver);
1909 __swab32s(&mti->mti_stripe_index);
1910 __swab32s(&mti->mti_config_ver);
1911 __swab32s(&mti->mti_flags);
1912 __swab32s(&mti->mti_instance);
1913 __swab32s(&mti->mti_nid_count);
1914 CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
1915 for (i = 0; i < MTI_NIDS_MAX; i++)
1916 __swab64s(&mti->mti_nids[i]);
1919 void lustre_swab_mgs_nidtbl_entry(struct mgs_nidtbl_entry *entry)
1923 __swab64s(&entry->mne_version);
1924 __swab32s(&entry->mne_instance);
1925 __swab32s(&entry->mne_index);
1926 __swab32s(&entry->mne_length);
1928 /* mne_nid_(count|type) must be one byte size because we're gonna
1929 * access it w/o swapping. */
1930 CLASSERT(sizeof(entry->mne_nid_count) == sizeof(__u8));
1931 CLASSERT(sizeof(entry->mne_nid_type) == sizeof(__u8));
1933 /* remove this assertion if ipv6 is supported. */
1934 LASSERT(entry->mne_nid_type == 0);
1935 for (i = 0; i < entry->mne_nid_count; i++) {
1936 CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
1937 __swab64s(&entry->u.nids[i]);
1940 EXPORT_SYMBOL(lustre_swab_mgs_nidtbl_entry);
1942 void lustre_swab_mgs_config_body(struct mgs_config_body *body)
1944 __swab64s(&body->mcb_offset);
1945 __swab32s(&body->mcb_units);
1946 __swab16s(&body->mcb_type);
1949 void lustre_swab_mgs_config_res(struct mgs_config_res *body)
1951 __swab64s(&body->mcr_offset);
1952 __swab64s(&body->mcr_size);
1955 static void lustre_swab_obd_dqinfo (struct obd_dqinfo *i)
1957 __swab64s (&i->dqi_bgrace);
1958 __swab64s (&i->dqi_igrace);
1959 __swab32s (&i->dqi_flags);
1960 __swab32s (&i->dqi_valid);
1963 static void lustre_swab_obd_dqblk (struct obd_dqblk *b)
1965 __swab64s (&b->dqb_ihardlimit);
1966 __swab64s (&b->dqb_isoftlimit);
1967 __swab64s (&b->dqb_curinodes);
1968 __swab64s (&b->dqb_bhardlimit);
1969 __swab64s (&b->dqb_bsoftlimit);
1970 __swab64s (&b->dqb_curspace);
1971 __swab64s (&b->dqb_btime);
1972 __swab64s (&b->dqb_itime);
1973 __swab32s (&b->dqb_valid);
1974 CLASSERT(offsetof(typeof(*b), dqb_padding) != 0);
1977 void lustre_swab_obd_quotactl (struct obd_quotactl *q)
1979 __swab32s (&q->qc_cmd);
1980 __swab32s (&q->qc_type);
1981 __swab32s (&q->qc_id);
1982 __swab32s (&q->qc_stat);
1983 lustre_swab_obd_dqinfo (&q->qc_dqinfo);
1984 lustre_swab_obd_dqblk (&q->qc_dqblk);
1987 void lustre_swab_fid2path(struct getinfo_fid2path *gf)
1989 lustre_swab_lu_fid(&gf->gf_fid);
1990 __swab64s(&gf->gf_recno);
1991 __swab32s(&gf->gf_linkno);
1992 __swab32s(&gf->gf_pathlen);
1994 EXPORT_SYMBOL(lustre_swab_fid2path);
1996 static void lustre_swab_fiemap_extent(struct fiemap_extent *fm_extent)
1998 __swab64s(&fm_extent->fe_logical);
1999 __swab64s(&fm_extent->fe_physical);
2000 __swab64s(&fm_extent->fe_length);
2001 __swab32s(&fm_extent->fe_flags);
2002 __swab32s(&fm_extent->fe_device);
2005 void lustre_swab_fiemap(struct fiemap *fiemap)
2009 __swab64s(&fiemap->fm_start);
2010 __swab64s(&fiemap->fm_length);
2011 __swab32s(&fiemap->fm_flags);
2012 __swab32s(&fiemap->fm_mapped_extents);
2013 __swab32s(&fiemap->fm_extent_count);
2014 __swab32s(&fiemap->fm_reserved);
2016 for (i = 0; i < fiemap->fm_mapped_extents; i++)
2017 lustre_swab_fiemap_extent(&fiemap->fm_extents[i]);
2020 void lustre_swab_idx_info(struct idx_info *ii)
2022 __swab32s(&ii->ii_magic);
2023 __swab32s(&ii->ii_flags);
2024 __swab16s(&ii->ii_count);
2025 __swab32s(&ii->ii_attrs);
2026 lustre_swab_lu_fid(&ii->ii_fid);
2027 __swab64s(&ii->ii_version);
2028 __swab64s(&ii->ii_hash_start);
2029 __swab64s(&ii->ii_hash_end);
2030 __swab16s(&ii->ii_keysize);
2031 __swab16s(&ii->ii_recsize);
2034 void lustre_swab_lip_header(struct lu_idxpage *lip)
2037 __swab32s(&lip->lip_magic);
2038 __swab16s(&lip->lip_flags);
2039 __swab16s(&lip->lip_nr);
2041 EXPORT_SYMBOL(lustre_swab_lip_header);
2043 void lustre_swab_mdt_rec_reint (struct mdt_rec_reint *rr)
2045 __swab32s(&rr->rr_opcode);
2046 __swab32s(&rr->rr_cap);
2047 __swab32s(&rr->rr_fsuid);
2048 /* rr_fsuid_h is unused */
2049 __swab32s(&rr->rr_fsgid);
2050 /* rr_fsgid_h is unused */
2051 __swab32s(&rr->rr_suppgid1);
2052 /* rr_suppgid1_h is unused */
2053 __swab32s(&rr->rr_suppgid2);
2054 /* rr_suppgid2_h is unused */
2055 lustre_swab_lu_fid(&rr->rr_fid1);
2056 lustre_swab_lu_fid(&rr->rr_fid2);
2057 __swab64s(&rr->rr_mtime);
2058 __swab64s(&rr->rr_atime);
2059 __swab64s(&rr->rr_ctime);
2060 __swab64s(&rr->rr_size);
2061 __swab64s(&rr->rr_blocks);
2062 __swab32s(&rr->rr_bias);
2063 __swab32s(&rr->rr_mode);
2064 __swab32s(&rr->rr_flags);
2065 __swab32s(&rr->rr_flags_h);
2066 __swab32s(&rr->rr_umask);
2067 __swab16s(&rr->rr_mirror_id);
2069 CLASSERT(offsetof(typeof(*rr), rr_padding_4) != 0);
2072 void lustre_swab_lov_desc (struct lov_desc *ld)
2074 __swab32s (&ld->ld_tgt_count);
2075 __swab32s (&ld->ld_active_tgt_count);
2076 __swab32s (&ld->ld_default_stripe_count);
2077 __swab32s (&ld->ld_pattern);
2078 __swab64s (&ld->ld_default_stripe_size);
2079 __swab64s (&ld->ld_default_stripe_offset);
2080 __swab32s (&ld->ld_qos_maxage);
2081 /* uuid endian insensitive */
2083 EXPORT_SYMBOL(lustre_swab_lov_desc);
2085 void lustre_swab_lmv_desc (struct lmv_desc *ld)
2087 __swab32s (&ld->ld_tgt_count);
2088 __swab32s (&ld->ld_active_tgt_count);
2089 __swab32s (&ld->ld_default_stripe_count);
2090 __swab32s (&ld->ld_pattern);
2091 __swab64s (&ld->ld_default_hash_size);
2092 __swab32s (&ld->ld_qos_maxage);
2093 /* uuid endian insensitive */
2096 /* This structure is always in little-endian */
2097 static void lustre_swab_lmv_mds_md_v1(struct lmv_mds_md_v1 *lmm1)
2101 __swab32s(&lmm1->lmv_magic);
2102 __swab32s(&lmm1->lmv_stripe_count);
2103 __swab32s(&lmm1->lmv_master_mdt_index);
2104 __swab32s(&lmm1->lmv_hash_type);
2105 __swab32s(&lmm1->lmv_layout_version);
2106 for (i = 0; i < lmm1->lmv_stripe_count; i++)
2107 lustre_swab_lu_fid(&lmm1->lmv_stripe_fids[i]);
2110 void lustre_swab_lmv_mds_md(union lmv_mds_md *lmm)
2112 switch (lmm->lmv_magic) {
2114 lustre_swab_lmv_mds_md_v1(&lmm->lmv_md_v1);
2120 EXPORT_SYMBOL(lustre_swab_lmv_mds_md);
2122 void lustre_swab_lmv_user_md_objects(struct lmv_user_mds_data *lmd,
2127 for (i = 0; i < stripe_count; i++)
2128 __swab32s(&(lmd[i].lum_mds));
2130 EXPORT_SYMBOL(lustre_swab_lmv_user_md_objects);
2133 void lustre_swab_lmv_user_md(struct lmv_user_md *lum)
2137 if (lum->lum_magic == LMV_MAGIC_FOREIGN) {
2138 __swab32s(&lum->lum_magic);
2139 __swab32s(&((struct lmv_foreign_md *)lum)->lfm_length);
2140 __swab32s(&((struct lmv_foreign_md *)lum)->lfm_type);
2141 __swab32s(&((struct lmv_foreign_md *)lum)->lfm_flags);
2145 count = lum->lum_stripe_count;
2146 __swab32s(&lum->lum_magic);
2147 __swab32s(&lum->lum_stripe_count);
2148 __swab32s(&lum->lum_stripe_offset);
2149 __swab32s(&lum->lum_hash_type);
2150 __swab32s(&lum->lum_type);
2151 CLASSERT(offsetof(typeof(*lum), lum_padding1) != 0);
2152 switch (lum->lum_magic) {
2153 case LMV_USER_MAGIC_SPECIFIC:
2154 count = lum->lum_stripe_count;
2156 case __swab32(LMV_USER_MAGIC_SPECIFIC):
2157 lustre_swab_lmv_user_md_objects(lum->lum_objects, count);
2163 EXPORT_SYMBOL(lustre_swab_lmv_user_md);
2165 static void lustre_print_v1v3(unsigned int lvl, struct lov_user_md *lum,
2168 CDEBUG(lvl, "%s lov_user_md %p:\n", msg, lum);
2169 CDEBUG(lvl, "\tlmm_magic: %#x\n", lum->lmm_magic);
2170 CDEBUG(lvl, "\tlmm_pattern: %#x\n", lum->lmm_pattern);
2171 CDEBUG(lvl, "\tlmm_object_id: %llu\n", lmm_oi_id(&lum->lmm_oi));
2172 CDEBUG(lvl, "\tlmm_object_gr: %llu\n", lmm_oi_seq(&lum->lmm_oi));
2173 CDEBUG(lvl, "\tlmm_stripe_size: %#x\n", lum->lmm_stripe_size);
2174 CDEBUG(lvl, "\tlmm_stripe_count: %#x\n", lum->lmm_stripe_count);
2175 CDEBUG(lvl, "\tlmm_stripe_offset/lmm_layout_gen: %#x\n",
2176 lum->lmm_stripe_offset);
2177 if (lum->lmm_magic == LOV_USER_MAGIC_V3) {
2178 struct lov_user_md_v3 *v3 = (void *)lum;
2179 CDEBUG(lvl, "\tlmm_pool_name: %s\n", v3->lmm_pool_name);
2181 if (lum->lmm_magic == LOV_USER_MAGIC_SPECIFIC) {
2182 struct lov_user_md_v3 *v3 = (void *)lum;
2185 if (v3->lmm_pool_name[0] != '\0')
2186 CDEBUG(lvl, "\tlmm_pool_name: %s\n", v3->lmm_pool_name);
2188 CDEBUG(lvl, "\ttarget list:\n");
2189 for (i = 0; i < v3->lmm_stripe_count; i++)
2190 CDEBUG(lvl, "\t\t%u\n", v3->lmm_objects[i].l_ost_idx);
2194 void lustre_print_user_md(unsigned int lvl, struct lov_user_md *lum,
2197 struct lov_comp_md_v1 *comp_v1;
2200 if (likely(!cfs_cdebug_show(lvl, DEBUG_SUBSYSTEM)))
2203 if (lum->lmm_magic == LOV_USER_MAGIC_V1 ||
2204 lum->lmm_magic == LOV_USER_MAGIC_V3) {
2205 lustre_print_v1v3(lvl, lum, msg);
2209 if (lum->lmm_magic != LOV_USER_MAGIC_COMP_V1) {
2210 CDEBUG(lvl, "%s: bad magic: %x\n", msg, lum->lmm_magic);
2214 comp_v1 = (struct lov_comp_md_v1 *)lum;
2215 CDEBUG(lvl, "%s: lov_comp_md_v1 %p:\n", msg, lum);
2216 CDEBUG(lvl, "\tlcm_magic: %#x\n", comp_v1->lcm_magic);
2217 CDEBUG(lvl, "\tlcm_size: %#x\n", comp_v1->lcm_size);
2218 CDEBUG(lvl, "\tlcm_layout_gen: %#x\n", comp_v1->lcm_layout_gen);
2219 CDEBUG(lvl, "\tlcm_flags: %#x\n", comp_v1->lcm_flags);
2220 CDEBUG(lvl, "\tlcm_entry_count: %#x\n\n", comp_v1->lcm_entry_count);
2221 CDEBUG(lvl, "\tlcm_mirror_count: %#x\n\n", comp_v1->lcm_mirror_count);
2223 for (i = 0; i < comp_v1->lcm_entry_count; i++) {
2224 struct lov_comp_md_entry_v1 *ent = &comp_v1->lcm_entries[i];
2225 struct lov_user_md *v1;
2227 CDEBUG(lvl, "\tentry %d:\n", i);
2228 CDEBUG(lvl, "\tlcme_id: %#x\n", ent->lcme_id);
2229 CDEBUG(lvl, "\tlcme_flags: %#x\n", ent->lcme_flags);
2230 if (ent->lcme_flags & LCME_FL_NOSYNC)
2231 CDEBUG(lvl, "\tlcme_timestamp: %llu\n",
2232 ent->lcme_timestamp);
2233 CDEBUG(lvl, "\tlcme_extent.e_start: %llu\n",
2234 ent->lcme_extent.e_start);
2235 CDEBUG(lvl, "\tlcme_extent.e_end: %llu\n",
2236 ent->lcme_extent.e_end);
2237 CDEBUG(lvl, "\tlcme_offset: %#x\n", ent->lcme_offset);
2238 CDEBUG(lvl, "\tlcme_size: %#x\n\n", ent->lcme_size);
2240 v1 = (struct lov_user_md *)((char *)comp_v1 +
2241 comp_v1->lcm_entries[i].lcme_offset);
2242 lustre_print_v1v3(lvl, v1, msg);
2245 EXPORT_SYMBOL(lustre_print_user_md);
2247 static void lustre_swab_lmm_oi(struct ost_id *oi)
2249 __swab64s(&oi->oi.oi_id);
2250 __swab64s(&oi->oi.oi_seq);
2253 static void lustre_swab_lov_user_md_common(struct lov_user_md_v1 *lum)
2256 __swab32s(&lum->lmm_magic);
2257 __swab32s(&lum->lmm_pattern);
2258 lustre_swab_lmm_oi(&lum->lmm_oi);
2259 __swab32s(&lum->lmm_stripe_size);
2260 __swab16s(&lum->lmm_stripe_count);
2261 __swab16s(&lum->lmm_stripe_offset);
2265 void lustre_swab_lov_user_md_v1(struct lov_user_md_v1 *lum)
2268 CDEBUG(D_IOCTL, "swabbing lov_user_md v1\n");
2269 lustre_swab_lov_user_md_common(lum);
2272 EXPORT_SYMBOL(lustre_swab_lov_user_md_v1);
2274 void lustre_swab_lov_user_md_v3(struct lov_user_md_v3 *lum)
2277 CDEBUG(D_IOCTL, "swabbing lov_user_md v3\n");
2278 lustre_swab_lov_user_md_common((struct lov_user_md_v1 *)lum);
2279 /* lmm_pool_name nothing to do with char */
2282 EXPORT_SYMBOL(lustre_swab_lov_user_md_v3);
2284 void lustre_swab_lov_comp_md_v1(struct lov_comp_md_v1 *lum)
2286 struct lov_comp_md_entry_v1 *ent;
2287 struct lov_user_md_v1 *v1;
2288 struct lov_user_md_v3 *v3;
2292 __u16 ent_count, stripe_count;
2295 cpu_endian = lum->lcm_magic == LOV_USER_MAGIC_COMP_V1;
2296 ent_count = lum->lcm_entry_count;
2298 __swab16s(&ent_count);
2300 CDEBUG(D_IOCTL, "swabbing lov_user_comp_md v1\n");
2301 __swab32s(&lum->lcm_magic);
2302 __swab32s(&lum->lcm_size);
2303 __swab32s(&lum->lcm_layout_gen);
2304 __swab16s(&lum->lcm_flags);
2305 __swab16s(&lum->lcm_entry_count);
2306 __swab16s(&lum->lcm_mirror_count);
2307 CLASSERT(offsetof(typeof(*lum), lcm_padding1) != 0);
2308 CLASSERT(offsetof(typeof(*lum), lcm_padding2) != 0);
2310 for (i = 0; i < ent_count; i++) {
2311 ent = &lum->lcm_entries[i];
2312 off = ent->lcme_offset;
2313 size = ent->lcme_size;
2319 __swab32s(&ent->lcme_id);
2320 __swab32s(&ent->lcme_flags);
2321 __swab64s(&ent->lcme_timestamp);
2322 __swab64s(&ent->lcme_extent.e_start);
2323 __swab64s(&ent->lcme_extent.e_end);
2324 __swab32s(&ent->lcme_offset);
2325 __swab32s(&ent->lcme_size);
2326 __swab32s(&ent->lcme_layout_gen);
2327 CLASSERT(offsetof(typeof(*ent), lcme_padding_1) != 0);
2329 v1 = (struct lov_user_md_v1 *)((char *)lum + off);
2330 stripe_count = v1->lmm_stripe_count;
2332 __swab16s(&stripe_count);
2334 if (v1->lmm_magic == __swab32(LOV_USER_MAGIC_V1) ||
2335 v1->lmm_magic == LOV_USER_MAGIC_V1) {
2336 lustre_swab_lov_user_md_v1(v1);
2337 if (size > sizeof(*v1))
2338 lustre_swab_lov_user_md_objects(v1->lmm_objects,
2340 } else if (v1->lmm_magic == __swab32(LOV_USER_MAGIC_V3) ||
2341 v1->lmm_magic == LOV_USER_MAGIC_V3 ||
2342 v1->lmm_magic == __swab32(LOV_USER_MAGIC_SPECIFIC) ||
2343 v1->lmm_magic == LOV_USER_MAGIC_SPECIFIC) {
2344 v3 = (struct lov_user_md_v3 *)v1;
2345 lustre_swab_lov_user_md_v3(v3);
2346 if (size > sizeof(*v3))
2347 lustre_swab_lov_user_md_objects(v3->lmm_objects,
2350 CERROR("Invalid magic %#x\n", v1->lmm_magic);
2354 EXPORT_SYMBOL(lustre_swab_lov_comp_md_v1);
2356 void lustre_swab_lov_user_md_objects(struct lov_user_ost_data *lod,
2361 for (i = 0; i < stripe_count; i++) {
2362 lustre_swab_ost_id(&(lod[i].l_ost_oi));
2363 __swab32s(&(lod[i].l_ost_gen));
2364 __swab32s(&(lod[i].l_ost_idx));
2368 EXPORT_SYMBOL(lustre_swab_lov_user_md_objects);
2370 void lustre_swab_lov_user_md(struct lov_user_md *lum, size_t size)
2372 struct lov_user_md_v1 *v1;
2373 struct lov_user_md_v3 *v3;
2374 struct lov_foreign_md *lfm;
2378 CDEBUG(D_IOCTL, "swabbing lov_user_md\n");
2379 switch (lum->lmm_magic) {
2380 case __swab32(LOV_MAGIC_V1):
2381 case LOV_USER_MAGIC_V1:
2383 v1 = (struct lov_user_md_v1 *)lum;
2384 stripe_count = v1->lmm_stripe_count;
2386 if (lum->lmm_magic != LOV_USER_MAGIC_V1)
2387 __swab16s(&stripe_count);
2389 lustre_swab_lov_user_md_v1(v1);
2390 if (size > sizeof(*v1))
2391 lustre_swab_lov_user_md_objects(v1->lmm_objects,
2396 case __swab32(LOV_MAGIC_V3):
2397 case LOV_USER_MAGIC_V3:
2399 v3 = (struct lov_user_md_v3 *)lum;
2400 stripe_count = v3->lmm_stripe_count;
2402 if (lum->lmm_magic != LOV_USER_MAGIC_V3)
2403 __swab16s(&stripe_count);
2405 lustre_swab_lov_user_md_v3(v3);
2406 if (size > sizeof(*v3))
2407 lustre_swab_lov_user_md_objects(v3->lmm_objects,
2411 case __swab32(LOV_USER_MAGIC_SPECIFIC):
2412 case LOV_USER_MAGIC_SPECIFIC:
2414 v3 = (struct lov_user_md_v3 *)lum;
2415 stripe_count = v3->lmm_stripe_count;
2417 if (lum->lmm_magic != LOV_USER_MAGIC_SPECIFIC)
2418 __swab16s(&stripe_count);
2420 lustre_swab_lov_user_md_v3(v3);
2421 lustre_swab_lov_user_md_objects(v3->lmm_objects, stripe_count);
2424 case __swab32(LOV_MAGIC_COMP_V1):
2425 case LOV_USER_MAGIC_COMP_V1:
2426 lustre_swab_lov_comp_md_v1((struct lov_comp_md_v1 *)lum);
2428 case __swab32(LOV_MAGIC_FOREIGN):
2429 case LOV_USER_MAGIC_FOREIGN:
2431 lfm = (struct lov_foreign_md *)lum;
2432 __swab32s(&lfm->lfm_magic);
2433 __swab32s(&lfm->lfm_length);
2434 __swab32s(&lfm->lfm_type);
2435 __swab32s(&lfm->lfm_flags);
2439 CDEBUG(D_IOCTL, "Invalid LOV magic %08x\n", lum->lmm_magic);
2442 EXPORT_SYMBOL(lustre_swab_lov_user_md);
2444 void lustre_swab_lov_mds_md(struct lov_mds_md *lmm)
2447 CDEBUG(D_IOCTL, "swabbing lov_mds_md\n");
2448 __swab32s(&lmm->lmm_magic);
2449 __swab32s(&lmm->lmm_pattern);
2450 lustre_swab_lmm_oi(&lmm->lmm_oi);
2451 __swab32s(&lmm->lmm_stripe_size);
2452 __swab16s(&lmm->lmm_stripe_count);
2453 __swab16s(&lmm->lmm_layout_gen);
2456 EXPORT_SYMBOL(lustre_swab_lov_mds_md);
2458 void lustre_swab_ldlm_res_id (struct ldlm_res_id *id)
2462 for (i = 0; i < RES_NAME_SIZE; i++)
2463 __swab64s (&id->name[i]);
2466 void lustre_swab_ldlm_policy_data(union ldlm_wire_policy_data *d)
2468 /* the lock data is a union and the first two fields are always an
2469 * extent so it's ok to process an LDLM_EXTENT and LDLM_FLOCK lock
2470 * data the same way. */
2471 __swab64s(&d->l_extent.start);
2472 __swab64s(&d->l_extent.end);
2473 __swab64s(&d->l_extent.gid);
2474 __swab64s(&d->l_flock.lfw_owner);
2475 __swab32s(&d->l_flock.lfw_pid);
2478 void lustre_swab_ldlm_intent (struct ldlm_intent *i)
2483 void lustre_swab_ldlm_resource_desc(struct ldlm_resource_desc *r)
2485 __swab32s(&r->lr_type);
2486 CLASSERT(offsetof(typeof(*r), lr_pad) != 0);
2487 lustre_swab_ldlm_res_id(&r->lr_name);
2490 void lustre_swab_ldlm_lock_desc (struct ldlm_lock_desc *l)
2492 lustre_swab_ldlm_resource_desc (&l->l_resource);
2493 __swab32s (&l->l_req_mode);
2494 __swab32s (&l->l_granted_mode);
2495 lustre_swab_ldlm_policy_data (&l->l_policy_data);
2498 void lustre_swab_ldlm_request (struct ldlm_request *rq)
2500 __swab32s (&rq->lock_flags);
2501 lustre_swab_ldlm_lock_desc (&rq->lock_desc);
2502 __swab32s (&rq->lock_count);
2503 /* lock_handle[] opaque */
2506 void lustre_swab_ldlm_reply (struct ldlm_reply *r)
2508 __swab32s (&r->lock_flags);
2509 CLASSERT(offsetof(typeof(*r), lock_padding) != 0);
2510 lustre_swab_ldlm_lock_desc (&r->lock_desc);
2511 /* lock_handle opaque */
2512 __swab64s (&r->lock_policy_res1);
2513 __swab64s (&r->lock_policy_res2);
2516 void lustre_swab_quota_body(struct quota_body *b)
2518 lustre_swab_lu_fid(&b->qb_fid);
2519 lustre_swab_lu_fid((struct lu_fid *)&b->qb_id);
2520 __swab32s(&b->qb_flags);
2521 __swab64s(&b->qb_count);
2522 __swab64s(&b->qb_usage);
2523 __swab64s(&b->qb_slv_ver);
2526 /* Dump functions */
2527 void dump_ioo(struct obd_ioobj *ioo)
2530 "obd_ioobj: ioo_oid="DOSTID", ioo_max_brw=%#x, "
2531 "ioo_bufct=%d\n", POSTID(&ioo->ioo_oid), ioo->ioo_max_brw,
2535 void dump_rniobuf(struct niobuf_remote *nb)
2537 CDEBUG(D_RPCTRACE, "niobuf_remote: offset=%llu, len=%d, flags=%x\n",
2538 nb->rnb_offset, nb->rnb_len, nb->rnb_flags);
2541 void dump_obdo(struct obdo *oa)
2543 u64 valid = oa->o_valid;
2545 CDEBUG(D_RPCTRACE, "obdo: o_valid = %#llx\n", valid);
2546 if (valid & OBD_MD_FLID)
2547 CDEBUG(D_RPCTRACE, "obdo: id = "DOSTID"\n", POSTID(&oa->o_oi));
2548 if (valid & OBD_MD_FLFID)
2549 CDEBUG(D_RPCTRACE, "obdo: o_parent_seq = %#llx\n",
2551 if (valid & OBD_MD_FLSIZE)
2552 CDEBUG(D_RPCTRACE, "obdo: o_size = %lld\n", oa->o_size);
2553 if (valid & OBD_MD_FLMTIME)
2554 CDEBUG(D_RPCTRACE, "obdo: o_mtime = %lld\n", oa->o_mtime);
2555 if (valid & OBD_MD_FLATIME)
2556 CDEBUG(D_RPCTRACE, "obdo: o_atime = %lld\n", oa->o_atime);
2557 if (valid & OBD_MD_FLCTIME)
2558 CDEBUG(D_RPCTRACE, "obdo: o_ctime = %lld\n", oa->o_ctime);
2559 if (valid & OBD_MD_FLBLOCKS) /* allocation of space */
2560 CDEBUG(D_RPCTRACE, "obdo: o_blocks = %lld\n", oa->o_blocks);
2561 if (valid & OBD_MD_FLGRANT)
2562 CDEBUG(D_RPCTRACE, "obdo: o_grant = %lld\n", oa->o_grant);
2563 if (valid & OBD_MD_FLBLKSZ)
2564 CDEBUG(D_RPCTRACE, "obdo: o_blksize = %d\n", oa->o_blksize);
2565 if (valid & (OBD_MD_FLTYPE | OBD_MD_FLMODE))
2566 CDEBUG(D_RPCTRACE, "obdo: o_mode = %o\n",
2567 oa->o_mode & ((valid & OBD_MD_FLTYPE ? S_IFMT : 0) |
2568 (valid & OBD_MD_FLMODE ? ~S_IFMT : 0)));
2569 if (valid & OBD_MD_FLUID)
2570 CDEBUG(D_RPCTRACE, "obdo: o_uid = %u\n", oa->o_uid);
2571 if (valid & OBD_MD_FLUID)
2572 CDEBUG(D_RPCTRACE, "obdo: o_uid_h = %u\n", oa->o_uid_h);
2573 if (valid & OBD_MD_FLGID)
2574 CDEBUG(D_RPCTRACE, "obdo: o_gid = %u\n", oa->o_gid);
2575 if (valid & OBD_MD_FLGID)
2576 CDEBUG(D_RPCTRACE, "obdo: o_gid_h = %u\n", oa->o_gid_h);
2577 if (valid & OBD_MD_FLFLAGS)
2578 CDEBUG(D_RPCTRACE, "obdo: o_flags = %x\n", oa->o_flags);
2579 if (valid & OBD_MD_FLNLINK)
2580 CDEBUG(D_RPCTRACE, "obdo: o_nlink = %u\n", oa->o_nlink);
2581 else if (valid & OBD_MD_FLCKSUM)
2582 CDEBUG(D_RPCTRACE, "obdo: o_checksum (o_nlink) = %u\n",
2584 if (valid & OBD_MD_FLPARENT)
2585 CDEBUG(D_RPCTRACE, "obdo: o_parent_oid = %x\n",
2587 if (valid & OBD_MD_FLFID) {
2588 CDEBUG(D_RPCTRACE, "obdo: o_stripe_idx = %u\n",
2590 CDEBUG(D_RPCTRACE, "obdo: o_parent_ver = %x\n",
2593 if (valid & OBD_MD_FLHANDLE)
2594 CDEBUG(D_RPCTRACE, "obdo: o_handle = %lld\n",
2595 oa->o_handle.cookie);
2598 void dump_ost_body(struct ost_body *ob)
2603 void dump_rcs(__u32 *rc)
2605 CDEBUG(D_RPCTRACE, "rmf_rcs: %d\n", *rc);
2608 static inline int req_ptlrpc_body_swabbed(struct ptlrpc_request *req)
2610 LASSERT(req->rq_reqmsg);
2612 switch (req->rq_reqmsg->lm_magic) {
2613 case LUSTRE_MSG_MAGIC_V2:
2614 return lustre_req_swabbed(req, MSG_PTLRPC_BODY_OFF);
2616 CERROR("bad lustre msg magic: %#08X\n",
2617 req->rq_reqmsg->lm_magic);
2622 static inline int rep_ptlrpc_body_swabbed(struct ptlrpc_request *req)
2624 if (unlikely(!req->rq_repmsg))
2627 switch (req->rq_repmsg->lm_magic) {
2628 case LUSTRE_MSG_MAGIC_V2:
2629 return lustre_rep_swabbed(req, MSG_PTLRPC_BODY_OFF);
2631 /* uninitialized yet */
2636 void _debug_req(struct ptlrpc_request *req,
2637 struct libcfs_debug_msg_data *msgdata, const char *fmt, ...)
2639 bool req_ok = req->rq_reqmsg != NULL;
2640 bool rep_ok = false;
2641 lnet_nid_t nid = LNET_NID_ANY;
2642 struct va_format vaf;
2645 int rep_status = -1;
2647 spin_lock(&req->rq_early_free_lock);
2651 if (ptlrpc_req_need_swab(req)) {
2652 req_ok = req_ok && req_ptlrpc_body_swabbed(req);
2653 rep_ok = rep_ok && rep_ptlrpc_body_swabbed(req);
2657 rep_flags = lustre_msg_get_flags(req->rq_repmsg);
2658 rep_status = lustre_msg_get_status(req->rq_repmsg);
2660 spin_unlock(&req->rq_early_free_lock);
2662 if (req->rq_import && req->rq_import->imp_connection)
2663 nid = req->rq_import->imp_connection->c_peer.nid;
2664 else if (req->rq_export && req->rq_export->exp_connection)
2665 nid = req->rq_export->exp_connection->c_peer.nid;
2667 va_start(args, fmt);
2670 libcfs_debug_msg(msgdata,
2671 "%pV 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 job:'%s'\n",
2673 req, req->rq_xid, req->rq_transno,
2674 req_ok ? lustre_msg_get_transno(req->rq_reqmsg) : 0,
2675 req_ok ? lustre_msg_get_opc(req->rq_reqmsg) : -1,
2677 req->rq_import->imp_obd->obd_name :
2679 req->rq_export->exp_client_uuid.uuid :
2681 libcfs_nid2str(nid),
2682 req->rq_request_portal, req->rq_reply_portal,
2683 req->rq_reqlen, req->rq_replen,
2684 req->rq_early_count, (s64)req->rq_timedout,
2685 (s64)req->rq_deadline,
2686 atomic_read(&req->rq_refcount),
2687 DEBUG_REQ_FLAGS(req),
2688 req_ok ? lustre_msg_get_flags(req->rq_reqmsg) : -1,
2689 rep_flags, req->rq_status, rep_status,
2690 req_ok ? lustre_msg_get_jobid(req->rq_reqmsg) ?: ""
2694 EXPORT_SYMBOL(_debug_req);
2696 void lustre_swab_lustre_capa(struct lustre_capa *c)
2698 lustre_swab_lu_fid(&c->lc_fid);
2699 __swab64s (&c->lc_opc);
2700 __swab64s (&c->lc_uid);
2701 __swab64s (&c->lc_gid);
2702 __swab32s (&c->lc_flags);
2703 __swab32s (&c->lc_keyid);
2704 __swab32s (&c->lc_timeout);
2705 __swab32s (&c->lc_expiry);
2708 void lustre_swab_lustre_capa_key(struct lustre_capa_key *k)
2710 __swab64s (&k->lk_seq);
2711 __swab32s (&k->lk_keyid);
2712 CLASSERT(offsetof(typeof(*k), lk_padding) != 0);
2715 void lustre_swab_hsm_user_state(struct hsm_user_state *state)
2717 __swab32s(&state->hus_states);
2718 __swab32s(&state->hus_archive_id);
2721 void lustre_swab_hsm_state_set(struct hsm_state_set *hss)
2723 __swab32s(&hss->hss_valid);
2724 __swab64s(&hss->hss_setmask);
2725 __swab64s(&hss->hss_clearmask);
2726 __swab32s(&hss->hss_archive_id);
2729 static void lustre_swab_hsm_extent(struct hsm_extent *extent)
2731 __swab64s(&extent->offset);
2732 __swab64s(&extent->length);
2735 void lustre_swab_hsm_current_action(struct hsm_current_action *action)
2737 __swab32s(&action->hca_state);
2738 __swab32s(&action->hca_action);
2739 lustre_swab_hsm_extent(&action->hca_location);
2742 void lustre_swab_hsm_user_item(struct hsm_user_item *hui)
2744 lustre_swab_lu_fid(&hui->hui_fid);
2745 lustre_swab_hsm_extent(&hui->hui_extent);
2748 void lustre_swab_lu_extent(struct lu_extent *le)
2750 __swab64s(&le->e_start);
2751 __swab64s(&le->e_end);
2754 void lustre_swab_layout_intent(struct layout_intent *li)
2756 __swab32s(&li->li_opc);
2757 __swab32s(&li->li_flags);
2758 lustre_swab_lu_extent(&li->li_extent);
2761 void lustre_swab_hsm_progress_kernel(struct hsm_progress_kernel *hpk)
2763 lustre_swab_lu_fid(&hpk->hpk_fid);
2764 __swab64s(&hpk->hpk_cookie);
2765 __swab64s(&hpk->hpk_extent.offset);
2766 __swab64s(&hpk->hpk_extent.length);
2767 __swab16s(&hpk->hpk_flags);
2768 __swab16s(&hpk->hpk_errval);
2771 void lustre_swab_hsm_request(struct hsm_request *hr)
2773 __swab32s(&hr->hr_action);
2774 __swab32s(&hr->hr_archive_id);
2775 __swab64s(&hr->hr_flags);
2776 __swab32s(&hr->hr_itemcount);
2777 __swab32s(&hr->hr_data_len);
2780 void lustre_swab_object_update(struct object_update *ou)
2782 struct object_update_param *param;
2785 __swab16s(&ou->ou_type);
2786 __swab16s(&ou->ou_params_count);
2787 __swab32s(&ou->ou_result_size);
2788 __swab32s(&ou->ou_flags);
2789 __swab32s(&ou->ou_padding1);
2790 __swab64s(&ou->ou_batchid);
2791 lustre_swab_lu_fid(&ou->ou_fid);
2792 param = &ou->ou_params[0];
2793 for (i = 0; i < ou->ou_params_count; i++) {
2794 __swab16s(¶m->oup_len);
2795 __swab16s(¶m->oup_padding);
2796 __swab32s(¶m->oup_padding2);
2797 param = (struct object_update_param *)((char *)param +
2798 object_update_param_size(param));
2802 void lustre_swab_object_update_request(struct object_update_request *our)
2805 __swab32s(&our->ourq_magic);
2806 __swab16s(&our->ourq_count);
2807 __swab16s(&our->ourq_padding);
2808 for (i = 0; i < our->ourq_count; i++) {
2809 struct object_update *ou;
2811 ou = object_update_request_get(our, i, NULL);
2814 lustre_swab_object_update(ou);
2818 void lustre_swab_object_update_result(struct object_update_result *our)
2820 __swab32s(&our->our_rc);
2821 __swab16s(&our->our_datalen);
2822 __swab16s(&our->our_padding);
2825 void lustre_swab_object_update_reply(struct object_update_reply *our)
2829 __swab32s(&our->ourp_magic);
2830 __swab16s(&our->ourp_count);
2831 __swab16s(&our->ourp_padding);
2832 for (i = 0; i < our->ourp_count; i++) {
2833 struct object_update_result *ourp;
2835 __swab16s(&our->ourp_lens[i]);
2836 ourp = object_update_result_get(our, i, NULL);
2839 lustre_swab_object_update_result(ourp);
2843 void lustre_swab_out_update_header(struct out_update_header *ouh)
2845 __swab32s(&ouh->ouh_magic);
2846 __swab32s(&ouh->ouh_count);
2847 __swab32s(&ouh->ouh_inline_length);
2848 __swab32s(&ouh->ouh_reply_size);
2850 EXPORT_SYMBOL(lustre_swab_out_update_header);
2852 void lustre_swab_out_update_buffer(struct out_update_buffer *oub)
2854 __swab32s(&oub->oub_size);
2855 __swab32s(&oub->oub_padding);
2857 EXPORT_SYMBOL(lustre_swab_out_update_buffer);
2859 void lustre_swab_swap_layouts(struct mdc_swap_layouts *msl)
2861 __swab64s(&msl->msl_flags);
2864 void lustre_swab_close_data(struct close_data *cd)
2866 lustre_swab_lu_fid(&cd->cd_fid);
2867 __swab64s(&cd->cd_data_version);
2870 void lustre_swab_close_data_resync_done(struct close_data_resync_done *resync)
2874 __swab32s(&resync->resync_count);
2875 /* after swab, resync_count must in CPU endian */
2876 if (resync->resync_count <= INLINE_RESYNC_ARRAY_SIZE) {
2877 for (i = 0; i < resync->resync_count; i++)
2878 __swab32s(&resync->resync_ids_inline[i]);
2881 EXPORT_SYMBOL(lustre_swab_close_data_resync_done);
2883 void lustre_swab_lfsck_request(struct lfsck_request *lr)
2885 __swab32s(&lr->lr_event);
2886 __swab32s(&lr->lr_index);
2887 __swab32s(&lr->lr_flags);
2888 __swab32s(&lr->lr_valid);
2889 __swab32s(&lr->lr_speed);
2890 __swab16s(&lr->lr_version);
2891 __swab16s(&lr->lr_active);
2892 __swab16s(&lr->lr_param);
2893 __swab16s(&lr->lr_async_windows);
2894 __swab32s(&lr->lr_flags);
2895 lustre_swab_lu_fid(&lr->lr_fid);
2896 lustre_swab_lu_fid(&lr->lr_fid2);
2897 __swab32s(&lr->lr_comp_id);
2898 CLASSERT(offsetof(typeof(*lr), lr_padding_0) != 0);
2899 CLASSERT(offsetof(typeof(*lr), lr_padding_1) != 0);
2900 CLASSERT(offsetof(typeof(*lr), lr_padding_2) != 0);
2901 CLASSERT(offsetof(typeof(*lr), lr_padding_3) != 0);
2904 void lustre_swab_lfsck_reply(struct lfsck_reply *lr)
2906 __swab32s(&lr->lr_status);
2907 CLASSERT(offsetof(typeof(*lr), lr_padding_1) != 0);
2908 __swab64s(&lr->lr_repaired);
2911 static void lustre_swab_orphan_rec(struct lu_orphan_rec *rec)
2913 lustre_swab_lu_fid(&rec->lor_fid);
2914 __swab32s(&rec->lor_uid);
2915 __swab32s(&rec->lor_gid);
2918 void lustre_swab_orphan_ent(struct lu_orphan_ent *ent)
2920 lustre_swab_lu_fid(&ent->loe_key);
2921 lustre_swab_orphan_rec(&ent->loe_rec);
2923 EXPORT_SYMBOL(lustre_swab_orphan_ent);
2925 void lustre_swab_orphan_ent_v2(struct lu_orphan_ent_v2 *ent)
2927 lustre_swab_lu_fid(&ent->loe_key);
2928 lustre_swab_orphan_rec(&ent->loe_rec.lor_rec);
2929 lustre_swab_ost_layout(&ent->loe_rec.lor_layout);
2930 CLASSERT(offsetof(typeof(ent->loe_rec), lor_padding) != 0);
2932 EXPORT_SYMBOL(lustre_swab_orphan_ent_v2);
2934 void lustre_swab_orphan_ent_v3(struct lu_orphan_ent_v3 *ent)
2936 lustre_swab_lu_fid(&ent->loe_key);
2937 lustre_swab_orphan_rec(&ent->loe_rec.lor_rec);
2938 lustre_swab_ost_layout(&ent->loe_rec.lor_layout);
2939 __swab32s(&ent->loe_rec.lor_layout_version);
2940 __swab32s(&ent->loe_rec.lor_range);
2941 CLASSERT(offsetof(typeof(ent->loe_rec), lor_padding_1) != 0);
2942 CLASSERT(offsetof(typeof(ent->loe_rec), lor_padding_2) != 0);
2944 EXPORT_SYMBOL(lustre_swab_orphan_ent_v3);
2946 void lustre_swab_ladvise(struct lu_ladvise *ladvise)
2948 __swab16s(&ladvise->lla_advice);
2949 __swab16s(&ladvise->lla_value1);
2950 __swab32s(&ladvise->lla_value2);
2951 __swab64s(&ladvise->lla_start);
2952 __swab64s(&ladvise->lla_end);
2953 __swab32s(&ladvise->lla_value3);
2954 __swab32s(&ladvise->lla_value4);
2956 EXPORT_SYMBOL(lustre_swab_ladvise);
2958 void lustre_swab_ladvise_hdr(struct ladvise_hdr *ladvise_hdr)
2960 __swab32s(&ladvise_hdr->lah_magic);
2961 __swab32s(&ladvise_hdr->lah_count);
2962 __swab64s(&ladvise_hdr->lah_flags);
2963 __swab32s(&ladvise_hdr->lah_value1);
2964 __swab32s(&ladvise_hdr->lah_value2);
2965 __swab64s(&ladvise_hdr->lah_value3);
2967 EXPORT_SYMBOL(lustre_swab_ladvise_hdr);