-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
/*
* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
- */
-/*
- * Copyright (c) 2011 Whamcloud, Inc.
+ *
+ * Copyright (c) 2011, 2012, Whamcloud, Inc.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
int lustre_msg_early_size()
{
static int size = 0;
- if (!size)
- size = lustre_msg_size(LUSTRE_MSG_MAGIC_V2, 1, NULL);
+ if (!size) {
+ /* Always reply old ptlrpc_body_v2 to keep interoprability
+ * with the old client (< 2.3) which doesn't have pb_jobid
+ * in the ptlrpc_body.
+ *
+ * XXX Remove this whenever we dorp interoprability with such
+ * client.
+ */
+ __u32 pblen = sizeof(struct ptlrpc_body_v2);
+ size = lustre_msg_size(LUSTRE_MSG_MAGIC_V2, 1, &pblen);
+ }
return size;
}
EXPORT_SYMBOL(lustre_msg_early_size);
}
LASSERT(count > 0);
- LASSERT(lens[MSG_PTLRPC_BODY_OFF] == sizeof(struct ptlrpc_body));
+ LASSERT(lens[MSG_PTLRPC_BODY_OFF] >= sizeof(struct ptlrpc_body_v2));
switch (magic) {
case LUSTRE_MSG_MAGIC_V2:
struct ptlrpc_body *pb;
struct lustre_msg_v2 *m = inout ? req->rq_reqmsg : req->rq_repmsg;
- pb = lustre_msg_buf_v2(m, offset, sizeof(*pb));
+ pb = lustre_msg_buf_v2(m, offset, sizeof(struct ptlrpc_body_v2));
if (!pb) {
CERROR("error unpacking ptlrpc body\n");
return -EFAULT;
static inline struct ptlrpc_body *lustre_msg_ptlrpc_body(struct lustre_msg *msg)
{
return lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
- sizeof(struct ptlrpc_body));
+ sizeof(struct ptlrpc_body_v2));
}
__u32 lustre_msghdr_get_flags(struct lustre_msg *msg)
}
}
+char *lustre_msg_get_jobid(struct lustre_msg *msg)
+{
+ switch (msg->lm_magic) {
+ case LUSTRE_MSG_MAGIC_V1:
+ case LUSTRE_MSG_MAGIC_V1_SWABBED:
+ return NULL;
+ case LUSTRE_MSG_MAGIC_V2: {
+ struct ptlrpc_body *pb =
+ lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
+ sizeof(struct ptlrpc_body));
+ if (!pb)
+ return NULL;
+
+ return pb->pb_jobid;
+ }
+ default:
+ CERROR("incorrect message magic: %08x\n", msg->lm_magic);
+ return NULL;
+ }
+}
+EXPORT_SYMBOL(lustre_msg_get_jobid);
+
__u32 lustre_msg_get_cksum(struct lustre_msg *msg)
{
switch (msg->lm_magic) {
__u32 lustre_msg_calc_cksum(struct lustre_msg *msg)
#endif
{
- switch (msg->lm_magic) {
- case LUSTRE_MSG_MAGIC_V2: {
- struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
+ switch (msg->lm_magic) {
+ case LUSTRE_MSG_MAGIC_V2: {
+ struct ptlrpc_body *pb = lustre_msg_ptlrpc_body(msg);
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 0, 0)
- __u32 len = compat18 ? ptlrpc_body_cksum_size_compat18 :
- lustre_msg_buflen(msg, MSG_PTLRPC_BODY_OFF);
- LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
- return crc32_le(~(__u32)0, (unsigned char *)pb, len);
+ __u32 crc;
+ unsigned int hsize = 4;
+ __u32 len = compat18 ? ptlrpc_body_cksum_size_compat18 :
+ lustre_msg_buflen(msg, MSG_PTLRPC_BODY_OFF);
+ LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
+ cfs_crypto_hash_digest(CFS_HASH_ALG_CRC32, (unsigned char *)pb,
+ len, NULL, 0, (unsigned char *)&crc,
+ &hsize);
+ return crc;
#else
# warning "remove checksum compatibility support for b1_8"
- return crc32_le(~(__u32)0, (unsigned char *)pb,
- lustre_msg_buflen(msg, MSG_PTLRPC_BODY_OFF));
+ __u32 crc;
+ unsigned int hsize = 4;
+ cfs_crypto_hash_digest(CFS_HASH_ALG_CRC32, (unsigned char *)pb,
+ lustre_msg_buflen(msg, MSG_PTLRPC_BODY_OFF),
+ NULL, 0, (unsigned char *)&crc, &hsize);
+ return crc;
#endif
- }
- default:
- CERROR("incorrect message magic: %08x\n", msg->lm_magic);
- return 0;
- }
+ }
+ default:
+ CERROR("incorrect message magic: %08x\n", msg->lm_magic);
+ return 0;
+ }
}
void lustre_msg_set_handle(struct lustre_msg *msg, struct lustre_handle *handle)
}
}
+void lustre_msg_set_jobid(struct lustre_msg *msg, char *jobid)
+{
+ switch (msg->lm_magic) {
+ case LUSTRE_MSG_MAGIC_V1:
+ return;
+ case LUSTRE_MSG_MAGIC_V2: {
+ __u32 opc = lustre_msg_get_opc(msg);
+ struct ptlrpc_body *pb;
+
+ /* Don't set jobid for ldlm ast RPCs, they've been shrinked.
+ * See the comment in ptlrpc_request_pack(). */
+ if (!opc || opc == LDLM_BL_CALLBACK ||
+ opc == LDLM_CP_CALLBACK || opc == LDLM_GL_CALLBACK)
+ return;
+
+ pb = lustre_msg_buf_v2(msg, MSG_PTLRPC_BODY_OFF,
+ sizeof(struct ptlrpc_body));
+ LASSERTF(pb, "invalid msg %p: no ptlrpc body!\n", msg);
+ memcpy(pb->pb_jobid, jobid, JOBSTATS_JOBID_SIZE);
+ return;
+ }
+ default:
+ LASSERTF(0, "incorrect message magic: %08x\n", msg->lm_magic);
+ }
+}
+EXPORT_SYMBOL(lustre_msg_set_jobid);
+
void lustre_msg_set_cksum(struct lustre_msg *msg, __u32 cksum)
{
switch (msg->lm_magic) {
__swab64s (&b->pb_pre_versions[2]);
__swab64s (&b->pb_pre_versions[3]);
CLASSERT(offsetof(typeof(*b), pb_padding) != 0);
+ /* While we need to maintain compatibility between
+ * clients and servers without ptlrpc_body_v2 (< 2.3)
+ * do not swab any fields beyond pb_jobid, as we are
+ * using this swab function for both ptlrpc_body
+ * and ptlrpc_body_v2. */
+ CLASSERT(offsetof(typeof(*b), pb_jobid) != 0);
}
void lustre_swab_connect(struct obd_connect_data *ocd)
__swab64s(&ocd->ocd_ibits_known);
__swab32s(&ocd->ocd_index);
__swab32s(&ocd->ocd_brw_size);
- __swab32s(&ocd->ocd_nllu);
- __swab32s(&ocd->ocd_nllg);
+ /* ocd_blocksize and ocd_inodespace don't need to be swabbed because
+ * they are 8-byte values */
+ __swab16s(&ocd->ocd_grant_extent);
+ __swab32s(&ocd->ocd_unused);
__swab64s(&ocd->ocd_transno);
__swab32s(&ocd->ocd_group);
__swab32s(&ocd->ocd_cksum_types);
+ __swab32s(&ocd->ocd_instance);
/* Fields after ocd_cksum_types are only accessible by the receiver
* if the corresponding flag in ocd_connect_flags is set. Accessing
* any field after ocd_maxbytes on the receiver without a valid flag
* may result in out-of-bound memory access and kernel oops. */
if (ocd->ocd_connect_flags & OBD_CONNECT_MAX_EASIZE)
__swab32s(&ocd->ocd_max_easize);
- CLASSERT(offsetof(typeof(*ocd), padding) != 0);
if (ocd->ocd_connect_flags & OBD_CONNECT_MAXBYTES)
__swab64s(&ocd->ocd_maxbytes);
CLASSERT(offsetof(typeof(*ocd), padding1) != 0);
/* o_lcookie is swabbed elsewhere */
__swab32s (&o->o_uid_h);
__swab32s (&o->o_gid_h);
- CLASSERT(offsetof(typeof(*o), o_padding_3) != 0);
+ __swab64s (&o->o_data_version);
CLASSERT(offsetof(typeof(*o), o_padding_4) != 0);
CLASSERT(offsetof(typeof(*o), o_padding_5) != 0);
CLASSERT(offsetof(typeof(*o), o_padding_6) != 0);
__swab32s(val);
}
-void lustre_swab_ost_lvb(struct ost_lvb *lvb)
-{
- __swab64s(&lvb->lvb_size);
- __swab64s(&lvb->lvb_mtime);
- __swab64s(&lvb->lvb_atime);
- __swab64s(&lvb->lvb_ctime);
- __swab64s(&lvb->lvb_blocks);
-}
-
-void lustre_swab_mds_status_req (struct mds_status_req *r)
-{
- __swab32s (&r->flags);
- __swab32s (&r->repbuf);
-}
-
-void lustre_swab_mds_body (struct mds_body *b)
+void lustre_swab_lvb(union ldlm_wire_lvb *lvb)
{
- lustre_swab_ll_fid (&b->fid1);
- lustre_swab_ll_fid (&b->fid2);
- /* handle is opaque */
- __swab64s (&b->valid);
- __swab64s (&b->size);
- __swab64s (&b->mtime);
- __swab64s (&b->atime);
- __swab64s (&b->ctime);
- __swab64s (&b->blocks);
- __swab64s (&b->io_epoch);
- __swab64s (&b->ino);
- __swab32s (&b->fsuid);
- __swab32s (&b->fsgid);
- __swab32s (&b->capability);
- __swab32s (&b->mode);
- __swab32s (&b->uid);
- __swab32s (&b->gid);
- __swab32s (&b->flags);
- __swab32s (&b->rdev);
- __swab32s (&b->nlink);
- __swab32s (&b->generation);
- __swab32s (&b->suppgid);
- __swab32s (&b->eadatasize);
- __swab32s (&b->aclsize);
- __swab32s (&b->max_mdsize);
- __swab32s (&b->max_cookiesize);
- CLASSERT(offsetof(typeof(*b), padding_4) != 0);
+ /* The ldlm_wire_lvb union represents all the possible LVB types.
+ * Unfortunately, there is no way to know what member of the union we
+ * are dealing with at this point. Therefore, all LVB structures must
+ * have fields of the same types, although used for different purposes
+ */
+ __swab64s(&lvb->l_ost.lvb_size);
+ __swab64s(&lvb->l_ost.lvb_mtime);
+ __swab64s(&lvb->l_ost.lvb_atime);
+ __swab64s(&lvb->l_ost.lvb_ctime);
+ __swab64s(&lvb->l_ost.lvb_blocks);
}
void lustre_swab_mdt_body (struct mdt_body *b)
__swab32s(&mti->mti_stripe_index);
__swab32s(&mti->mti_config_ver);
__swab32s(&mti->mti_flags);
+ __swab32s(&mti->mti_instance);
__swab32s(&mti->mti_nid_count);
CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
for (i = 0; i < MTI_NIDS_MAX; i++)
__swab64s(&mti->mti_nids[i]);
}
+void lustre_swab_mgs_nidtbl_entry(struct mgs_nidtbl_entry *entry)
+{
+ int i;
+
+ __swab64s(&entry->mne_version);
+ __swab32s(&entry->mne_instance);
+ __swab32s(&entry->mne_index);
+ __swab32s(&entry->mne_length);
+
+ /* mne_nid_(count|type) must be one byte size because we're gonna
+ * access it w/o swapping. */
+ CLASSERT(sizeof(entry->mne_nid_count) == sizeof(__u8));
+ CLASSERT(sizeof(entry->mne_nid_type) == sizeof(__u8));
+
+ /* remove this assertion if ipv6 is supported. */
+ LASSERT(entry->mne_nid_type == 0);
+ for (i = 0; i < entry->mne_nid_count; i++) {
+ CLASSERT(sizeof(lnet_nid_t) == sizeof(__u64));
+ __swab64s(&entry->u.nids[i]);
+ }
+}
+EXPORT_SYMBOL(lustre_swab_mgs_nidtbl_entry);
+
+void lustre_swab_mgs_config_body(struct mgs_config_body *body)
+{
+ __swab64s(&body->mcb_offset);
+ __swab32s(&body->mcb_units);
+ __swab16s(&body->mcb_type);
+}
+EXPORT_SYMBOL(lustre_swab_mgs_config_body);
+
+void lustre_swab_mgs_config_res(struct mgs_config_res *body)
+{
+ __swab64s(&body->mcr_offset);
+ __swab64s(&body->mcr_size);
+}
+EXPORT_SYMBOL(lustre_swab_mgs_config_res);
+
static void lustre_swab_obd_dqinfo (struct obd_dqinfo *i)
{
__swab64s (&i->dqi_bgrace);
__swab64s (&b->dqb_btime);
__swab64s (&b->dqb_itime);
__swab32s (&b->dqb_valid);
- CLASSERT(offsetof(typeof(*b), padding) != 0);
+ CLASSERT(offsetof(typeof(*b), dqb_padding) != 0);
}
void lustre_swab_obd_quotactl (struct obd_quotactl *q)
__swab64s (&q->padding1);
}
-void lustre_swab_mds_remote_perm (struct mds_remote_perm *p)
-{
- __swab32s (&p->rp_uid);
- __swab32s (&p->rp_gid);
- __swab32s (&p->rp_fsuid);
- __swab32s (&p->rp_fsgid);
- __swab32s (&p->rp_access_perm);
-};
-
void lustre_swab_mdt_remote_perm (struct mdt_remote_perm *p)
{
__swab32s (&p->rp_uid);
__swab32s (&p->rp_fsgid);
__swab32s (&p->rp_fsgid_h);
__swab32s (&p->rp_access_perm);
+ __swab32s (&p->rp_padding);
};
void lustre_swab_fid2path(struct getinfo_fid2path *gf)
CDEBUG(D_OTHER, "\tlmm_object_gr: "LPU64"\n", lum->lmm_object_seq);
CDEBUG(D_OTHER, "\tlmm_stripe_size: %#x\n", lum->lmm_stripe_size);
CDEBUG(D_OTHER, "\tlmm_stripe_count: %#x\n", lum->lmm_stripe_count);
- CDEBUG(D_OTHER, "\tlmm_stripe_offset: %#x\n", lum->lmm_stripe_offset);
+ CDEBUG(D_OTHER, "\tlmm_stripe_offset/lmm_layout_gen: %#x\n",
+ lum->u.lum_stripe_offset);
}
static void lustre_swab_lov_user_md_common(struct lov_user_md_v1 *lum)
__swab64s(&lum->lmm_object_seq);
__swab32s(&lum->lmm_stripe_size);
__swab16s(&lum->lmm_stripe_count);
- __swab16s(&lum->lmm_stripe_offset);
+ __swab16s(&lum->u.lum_stripe_offset);
print_lum(lum);
EXIT;
}
__swab64s(&lmm->lmm_object_id);
__swab64s(&lmm->lmm_object_seq);
__swab32s(&lmm->lmm_stripe_size);
- __swab32s(&lmm->lmm_stripe_count);
+ __swab16s(&lmm->lmm_stripe_count);
+ __swab16s(&lmm->lmm_layout_gen);
EXIT;
}
}
}
-void _debug_req(struct ptlrpc_request *req, __u32 mask,
- struct libcfs_debug_msg_data *data, const char *fmt, ... )
+void _debug_req(struct ptlrpc_request *req,
+ struct libcfs_debug_msg_data *msgdata,
+ const char *fmt, ... )
{
+ int req_ok = req->rq_reqmsg != NULL;
+ int rep_ok = req->rq_repmsg != NULL;
+ lnet_nid_t nid = LNET_NID_ANY;
va_list args;
+
+ if (ptlrpc_req_need_swab(req)) {
+ req_ok = req_ok && req_ptlrpc_body_swabbed(req);
+ rep_ok = rep_ok && rep_ptlrpc_body_swabbed(req);
+ }
+
+ if (req->rq_import && req->rq_import->imp_connection)
+ nid = req->rq_import->imp_connection->c_peer.nid;
+ else if (req->rq_export && req->rq_export->exp_connection)
+ nid = req->rq_export->exp_connection->c_peer.nid;
+
va_start(args, fmt);
- libcfs_debug_vmsg2(data->msg_cdls, data->msg_subsys, mask, data->msg_file,
- data->msg_fn, data->msg_line, fmt, args,
+ libcfs_debug_vmsg2(msgdata, fmt, args,
" req@%p x"LPU64"/t"LPD64"("LPD64") o%d->%s@%s:%d/%d"
" lens %d/%d e %d to %d dl "CFS_TIME_T" ref %d "
"fl "REQ_FLAGS_FMT"/%x/%x rc %d/%d\n",
req, req->rq_xid, req->rq_transno,
- req->rq_reqmsg ? lustre_msg_get_transno(req->rq_reqmsg) : 0,
- req->rq_reqmsg && req_ptlrpc_body_swabbed(req) ?
- lustre_msg_get_opc(req->rq_reqmsg) : -1,
- req->rq_import ? obd2cli_tgt(req->rq_import->imp_obd) :
- req->rq_export ?
- (char*)req->rq_export->exp_client_uuid.uuid : "<?>",
+ req_ok ? lustre_msg_get_transno(req->rq_reqmsg) : 0,
+ req_ok ? lustre_msg_get_opc(req->rq_reqmsg) : -1,
req->rq_import ?
- (char *)req->rq_import->imp_connection->c_remote_uuid.uuid :
- req->rq_export ?
- (char *)req->rq_export->exp_connection->c_remote_uuid.uuid : "<?>",
+ req->rq_import->imp_obd->obd_name :
+ req->rq_export ?
+ req->rq_export->exp_client_uuid.uuid :
+ "<?>",
+ libcfs_nid2str(nid),
req->rq_request_portal, req->rq_reply_portal,
req->rq_reqlen, req->rq_replen,
req->rq_early_count, req->rq_timedout,
req->rq_deadline,
cfs_atomic_read(&req->rq_refcount),
DEBUG_REQ_FLAGS(req),
- req->rq_reqmsg && req_ptlrpc_body_swabbed(req) ?
- lustre_msg_get_flags(req->rq_reqmsg) : -1,
- req->rq_repmsg && rep_ptlrpc_body_swabbed(req) ?
- lustre_msg_get_flags(req->rq_repmsg) : -1,
+ req_ok ? lustre_msg_get_flags(req->rq_reqmsg) : -1,
+ rep_ok ? lustre_msg_get_flags(req->rq_repmsg) : -1,
req->rq_status,
- req->rq_repmsg && rep_ptlrpc_body_swabbed(req) ?
- lustre_msg_get_status(req->rq_repmsg) : -1);
+ rep_ok ? lustre_msg_get_status(req->rq_repmsg) : -1);
}
EXPORT_SYMBOL(_debug_req);