memset(&the_lnet, 0, sizeof(the_lnet));
lnet_init_locks();
- CFS_INIT_LIST_HEAD(&the_lnet.ln_lnds);
the_lnet.ln_refcount = 0;
the_lnet.ln_init = 1;
+ LNetInvalidateHandle(&the_lnet.ln_rc_eqh);
+ CFS_INIT_LIST_HEAD(&the_lnet.ln_lnds);
+ CFS_INIT_LIST_HEAD(&the_lnet.ln_zombie_rcd);
#ifdef __KERNEL__
/* All LNDs apart from the LOLND are in separate modules. They
the_lnet.ln_refcount = 1;
/* Now I may use my own API functions... */
- rc = lnet_router_checker_start();
+ /* NB router checker needs the_lnet.ln_ping_info in
+ * lnet_router_checker -> lnet_update_ni_status */
+ rc = lnet_ping_target_init();
if (rc != 0)
goto failed3;
- rc = lnet_ping_target_init();
+ rc = lnet_router_checker_start();
if (rc != 0)
goto failed4;
goto out;
failed4:
- lnet_router_checker_stop();
+ lnet_ping_target_fini();
failed3:
the_lnet.ln_refcount = 0;
lnet_acceptor_stop();
LASSERT (!the_lnet.ln_niinit_self);
lnet_proc_fini();
- lnet_ping_target_fini();
lnet_router_checker_stop();
+ lnet_ping_target_fini();
/* Teardown fns that use my own API functions BEFORE here */
the_lnet.ln_refcount = 0;
&data->ioc_nid, &data->ioc_flags);
case IOC_LIBCFS_NOTIFY_ROUTER:
return lnet_notify(NULL, data->ioc_nid, data->ioc_flags,
- (time_t)data->ioc_u64[0]);
+ cfs_time_current() -
+ cfs_time_seconds(cfs_time_current_sec() -
+ (time_t)data->ioc_u64[0]));
case IOC_LIBCFS_PORTALS_COMPATIBILITY:
/* This can be removed once lustre stops calling it */
snprintf(str, len, LPX64, h.cookie);
}
-
-int
-lnet_ping_target_init(void)
+static int
+lnet_create_ping_info(void)
{
- lnet_handle_me_t meh;
- lnet_process_id_t id;
- lnet_md_t md = {0};
- int rc;
- int rc2;
+ int i;
int n;
+ int rc;
unsigned int infosz;
- int i;
+ lnet_ni_t *ni;
+ lnet_process_id_t id;
+ lnet_ping_info_t *pinfo;
for (n = 0; ; n++) {
rc = LNetGetId(n, &id);
LASSERT (rc == 0);
}
- infosz = offsetof(lnet_ping_info_t, pi_nid[n]);
- LIBCFS_ALLOC(the_lnet.ln_ping_info, infosz);
- if (the_lnet.ln_ping_info == NULL) {
+ infosz = offsetof(lnet_ping_info_t, pi_ni[n]);
+ LIBCFS_ALLOC(pinfo, infosz);
+ if (pinfo == NULL) {
CERROR("Can't allocate ping info[%d]\n", n);
return -ENOMEM;
}
- the_lnet.ln_ping_info->pi_magic = LNET_PROTO_PING_MAGIC;
- the_lnet.ln_ping_info->pi_version = LNET_PROTO_PING_VERSION;
- the_lnet.ln_ping_info->pi_pid = the_lnet.ln_pid;
- the_lnet.ln_ping_info->pi_nnids = n;
+ pinfo->pi_nnis = n;
+ pinfo->pi_pid = the_lnet.ln_pid;
+ pinfo->pi_magic = LNET_PROTO_PING_MAGIC;
+ pinfo->pi_version = LNET_PROTO_PING_VERSION;
for (i = 0; i < n; i++) {
+ lnet_ni_status_t *ns = &pinfo->pi_ni[i];
+
rc = LNetGetId(i, &id);
LASSERT (rc == 0);
- the_lnet.ln_ping_info->pi_nid[i] = id.nid;
+
+ ns->ns_nid = id.nid;
+ ns->ns_status = LNET_NI_STATUS_UP;
+
+ LNET_LOCK();
+
+ ni = lnet_nid2ni_locked(id.nid);
+ LASSERT (ni != NULL);
+ LASSERT (ni->ni_status == NULL);
+ ni->ni_status = ns;
+ lnet_ni_decref_locked(ni);
+
+ LNET_UNLOCK();
}
+ the_lnet.ln_ping_info = pinfo;
+ return 0;
+}
+
+static void
+lnet_destroy_ping_info(void)
+{
+ lnet_ni_t *ni;
+
+ LNET_LOCK();
+
+ list_for_each_entry (ni, &the_lnet.ln_nis, ni_list) {
+ ni->ni_status = NULL;
+ }
+
+ LNET_UNLOCK();
+
+ LIBCFS_FREE(the_lnet.ln_ping_info,
+ offsetof(lnet_ping_info_t,
+ pi_ni[the_lnet.ln_ping_info->pi_nnis]));
+ the_lnet.ln_ping_info = NULL;
+ return;
+}
+
+int
+lnet_ping_target_init(void)
+{
+ lnet_md_t md = {0};
+ lnet_handle_me_t meh;
+ lnet_process_id_t id;
+ int rc;
+ int rc2;
+ int infosz;
+
+ rc = lnet_create_ping_info();
+ if (rc != 0)
+ return rc;
+
/* We can have a tiny EQ since we only need to see the unlink event on
* teardown, which by definition is the last one! */
rc = LNetEQAlloc(2, LNET_EQ_HANDLER_NONE, &the_lnet.ln_ping_target_eq);
}
/* initialize md content */
+ infosz = offsetof(lnet_ping_info_t,
+ pi_ni[the_lnet.ln_ping_info->pi_nnis]);
md.start = the_lnet.ln_ping_info;
md.length = infosz;
md.threshold = LNET_MD_THRESH_INF;
rc2 = LNetEQFree(the_lnet.ln_ping_target_eq);
LASSERT (rc2 == 0);
failed_0:
- LIBCFS_FREE(the_lnet.ln_ping_info, infosz);
-
+ lnet_destroy_ping_info();
return rc;
}
rc = LNetEQFree(the_lnet.ln_ping_target_eq);
LASSERT (rc == 0);
-
- LIBCFS_FREE(the_lnet.ln_ping_info,
- offsetof(lnet_ping_info_t,
- pi_nid[the_lnet.ln_ping_info->pi_nnids]));
-
+ lnet_destroy_ping_info();
cfs_restore_sigs(blocked);
}
int unlinked = 0;
int replied = 0;
const int a_long_time = 60000; /* mS */
- int infosz = offsetof(lnet_ping_info_t, pi_nid[n_ids]);
+ int infosz = offsetof(lnet_ping_info_t, pi_ni[n_ids]);
lnet_ping_info_t *info;
lnet_process_id_t tmpid;
int i;
CWARN("ping %s: late network completion\n",
libcfs_id2str(id));
}
-
} else if (event.type == LNET_EVENT_REPLY) {
replied = 1;
rc = event.mlength;
}
if (info->pi_magic == __swab32(LNET_PROTO_PING_MAGIC)) {
- /* NB I might be swabbing garbage until I check below, but it
- * doesn't matter */
- __swab32s(&info->pi_version);
- __swab32s(&info->pi_pid);
- __swab32s(&info->pi_nnids);
- for (i = 0; i < (int)info->pi_nnids && i < (int)n_ids; i++)
- __swab64s(&info->pi_nid[i]);
-
+ lnet_swap_pinginfo(info);
} else if (info->pi_magic != LNET_PROTO_PING_MAGIC) {
CERROR("%s: Unexpected magic %08x\n",
libcfs_id2str(id), info->pi_magic);
goto out_1;
}
- if (nob < (int)offsetof(lnet_ping_info_t, pi_nid[0])) {
+ if (nob < offsetof(lnet_ping_info_t, pi_ni[0])) {
CERROR("%s: Short reply %d(%d min)\n", libcfs_id2str(id),
- nob, (int)offsetof(lnet_ping_info_t, pi_nid[0]));
+ nob, (int)offsetof(lnet_ping_info_t, pi_ni[0]));
goto out_1;
}
- if ((int) info->pi_nnids < n_ids)
- n_ids = info->pi_nnids;
+ if (info->pi_nnis < n_ids)
+ n_ids = info->pi_nnis;
- if (nob < (int)offsetof(lnet_ping_info_t, pi_nid[n_ids])) {
+ if (nob < offsetof(lnet_ping_info_t, pi_ni[n_ids])) {
CERROR("%s: Short reply %d(%d expected)\n", libcfs_id2str(id),
- nob, (int)offsetof(lnet_ping_info_t, pi_nid[n_ids]));
+ nob, (int)offsetof(lnet_ping_info_t, pi_ni[n_ids]));
goto out_1;
}
for (i = 0; i < n_ids; i++) {
tmpid.pid = info->pi_pid;
- tmpid.nid = info->pi_nid[i];
+ tmpid.nid = info->pi_ni[i].ns_nid;
#ifdef __KERNEL__
if (copy_to_user(&ids[i], &tmpid, sizeof(tmpid)))
goto out_1;
ids[i] = tmpid;
#endif
}
- rc = info->pi_nnids;
+ rc = info->pi_nnis;
out_1:
rc2 = LNetEQFree(eqh);