{
return import_set_conn(imp, uuid, priority, 1);
}
+EXPORT_SYMBOL(client_import_add_conn);
int client_import_del_conn(struct obd_import *imp, struct obd_uuid *uuid)
{
CERROR("connection %s not found\n", uuid->uuid);
RETURN(rc);
}
+EXPORT_SYMBOL(client_import_del_conn);
/**
* Find conn uuid by peer nid. @peer is a server nid. This function is used
cfs_spin_lock_init(&cli->cl_write_page_hist.oh_lock);
cfs_spin_lock_init(&cli->cl_read_offset_hist.oh_lock);
cfs_spin_lock_init(&cli->cl_write_offset_hist.oh_lock);
+
+ /* lru for osc. */
+ CFS_INIT_LIST_HEAD(&cli->cl_lru_osc);
+ cfs_atomic_set(&cli->cl_lru_shrinkers, 0);
+ cfs_atomic_set(&cli->cl_lru_busy, 0);
+ cfs_atomic_set(&cli->cl_lru_in_list, 0);
+ CFS_INIT_LIST_HEAD(&cli->cl_lru_list);
+ client_obd_list_lock_init(&cli->cl_lru_list_lock);
+
cfs_waitq_init(&cli->cl_destroy_waitq);
cfs_atomic_set(&cli->cl_destroy_in_flight, 0);
#ifdef ENABLE_CHECKSUM
RETURN(rc);
}
+EXPORT_SYMBOL(client_obd_setup);
int client_obd_cleanup(struct obd_device *obddev)
{
ldlm_put_ref();
RETURN(0);
}
+EXPORT_SYMBOL(client_obd_cleanup);
/* ->o_connect() method for client side (OSC and MDC and MGC) */
int client_connect_import(const struct lu_env *env,
return rc;
}
+EXPORT_SYMBOL(client_connect_import);
int client_disconnect_export(struct obd_export *exp)
{
RETURN(rc);
}
+EXPORT_SYMBOL(client_disconnect_export);
#ifdef HAVE_SERVER_SUPPORT
int server_disconnect_export(struct obd_export *exp)
RETURN(rc);
}
+EXPORT_SYMBOL(server_disconnect_export);
/* --------------------------------------------------------------------------
* from old lib/target.c
cfs_spin_lock(&export->exp_lock);
if (export->exp_conn_cnt >= lustre_msg_get_conn_cnt(req->rq_reqmsg)) {
cfs_spin_unlock(&export->exp_lock);
- CDEBUG(D_RPCTRACE, "%s: %s already connected at higher "
- "conn_cnt: %d > %d\n",
+ CDEBUG(D_RPCTRACE, "%s: %s already connected at greater "
+ "or equal conn_cnt: %d >= %d\n",
cluuid.uuid, libcfs_nid2str(req->rq_peer.nid),
export->exp_conn_cnt,
lustre_msg_get_conn_cnt(req->rq_reqmsg));
}
cfs_spin_lock(&export->exp_lock);
- if (export->exp_imp_reverse != NULL) {
+ if (export->exp_imp_reverse != NULL)
/* destroyed import can be still referenced in ctxt */
- obd_set_info_async(req->rq_svc_thread->t_env, export,
- sizeof(KEY_REVIMP_UPD), KEY_REVIMP_UPD,
- 0, NULL, NULL);
tmp_imp = export->exp_imp_reverse;
- }
export->exp_imp_reverse = revimp;
cfs_spin_unlock(&export->exp_lock);
* ptlrpc_handle_server_req_in->lustre_unpack_msg() */
revimp->imp_msg_magic = req->rq_reqmsg->lm_magic;
- if ((export->exp_connect_flags & OBD_CONNECT_AT) &&
- (revimp->imp_msg_magic != LUSTRE_MSG_MAGIC_V1))
- revimp->imp_msghdr_flags |= MSGHDR_AT_SUPPORT;
- else
- revimp->imp_msghdr_flags &= ~MSGHDR_AT_SUPPORT;
+ if ((data->ocd_connect_flags & OBD_CONNECT_AT) &&
+ (revimp->imp_msg_magic != LUSTRE_MSG_MAGIC_V1))
+ revimp->imp_msghdr_flags |= MSGHDR_AT_SUPPORT;
+ else
+ revimp->imp_msghdr_flags &= ~MSGHDR_AT_SUPPORT;
- if ((export->exp_connect_flags & OBD_CONNECT_FULL20) &&
+ if ((data->ocd_connect_flags & OBD_CONNECT_FULL20) &&
(revimp->imp_msg_magic != LUSTRE_MSG_MAGIC_V1))
revimp->imp_msghdr_flags |= MSGHDR_CKSUM_INCOMPAT18;
else
req->rq_status = rc;
RETURN(rc);
}
+EXPORT_SYMBOL(target_handle_connect);
int target_handle_disconnect(struct ptlrpc_request *req)
{
RETURN(0);
}
+EXPORT_SYMBOL(target_handle_disconnect);
void target_destroy_export(struct obd_export *exp)
{
LASSERT_ATOMIC_ZERO(&exp->exp_cb_count);
LASSERT_ATOMIC_ZERO(&exp->exp_replay_count);
}
+EXPORT_SYMBOL(target_destroy_export);
/*
* Recovery functions
#ifdef __KERNEL__
static void target_finish_recovery(struct obd_device *obd)
{
- time_t elapsed_time = max_t(time_t, 1, cfs_time_current_sec() -
- obd->obd_recovery_start);
ENTRY;
- LCONSOLE_INFO("%s: Recovery over after %d:%.02d, of %d clients "
- "%d recovered and %d %s evicted.\n", obd->obd_name,
- (int)elapsed_time / 60, (int)elapsed_time % 60,
- obd->obd_max_recoverable_clients,
- cfs_atomic_read(&obd->obd_connected_clients),
- obd->obd_stale_clients,
- obd->obd_stale_clients == 1 ? "was" : "were");
+ /* only log a recovery message when recovery has occurred */
+ if (obd->obd_recovery_start) {
+ time_t elapsed_time = max_t(time_t, 1, cfs_time_current_sec() -
+ obd->obd_recovery_start);
+ LCONSOLE_INFO("%s: Recovery over after %d:%.02d, of %d clients "
+ "%d recovered and %d %s evicted.\n", obd->obd_name,
+ (int)elapsed_time / 60, (int)elapsed_time % 60,
+ obd->obd_max_recoverable_clients,
+ cfs_atomic_read(&obd->obd_connected_clients),
+ obd->obd_stale_clients,
+ obd->obd_stale_clients == 1 ? "was" : "were");
+ }
ldlm_reprocess_all_ns(obd->obd_namespace);
cfs_spin_lock(&obd->obd_recovery_task_lock);
EXIT;
}
+EXPORT_SYMBOL(target_cleanup_recovery);
/* obd_recovery_task_lock should be held */
void target_cancel_recovery_timer(struct obd_device *obd)
CDEBUG(D_HA, "%s: cancel recovery timer\n", obd->obd_name);
cfs_timer_disarm(&obd->obd_recovery_timer);
}
+EXPORT_SYMBOL(target_cancel_recovery_timer);
static void target_start_recovery_timer(struct obd_device *obd)
{
to = max((int)at_est2timeout(
at_get(&svcpt->scp_at_estimate)),
(int)lustre_msg_get_timeout(req->rq_reqmsg));
- /* Add net_latency (see ptlrpc_replay_req) */
- to += lustre_msg_get_service_time(req->rq_reqmsg);
+ /* Add 2 net_latency, one for balance rq_deadline
+ * (see ptl_send_rpc), one for resend the req to server,
+ * Note: client will pack net_latency in replay req
+ * (see ptlrpc_replay_req) */
+ to += 2 * lustre_msg_get_service_time(req->rq_reqmsg);
}
extend_recovery_timer(class_exp2obd(req->rq_export), to, true);
}
*/
CDEBUG(D_INFO, "3: final stage - process recovery completion pings\n");
/** Update server last boot epoch */
- lut_boot_epoch_update(lut);
+ tgt_boot_epoch_update(lut);
/* We drop recoverying flag to forward all new requests
* to regular mds_handle() since now */
cfs_spin_lock(&obd->obd_dev_lock);
cfs_wait_for_completion(&trd->trd_finishing);
}
}
+EXPORT_SYMBOL(target_stop_recovery_thread);
void target_recovery_fini(struct obd_device *obd)
{
struct obd_device *obd = lut->lut_obd;
if (obd->obd_max_recoverable_clients == 0) {
/** Update server last boot epoch */
- lut_boot_epoch_update(lut);
+ tgt_boot_epoch_update(lut);
return;
}
cfs_waitq_signal(&obd->obd_next_transno_waitq);
RETURN(0);
}
+EXPORT_SYMBOL(target_queue_recovery_request);
int target_handle_ping(struct ptlrpc_request *req)
{
obd_ping(req->rq_svc_thread->t_env, req->rq_export);
return req_capsule_server_pack(&req->rq_pill);
}
+EXPORT_SYMBOL(target_handle_ping);
void target_committed_to_req(struct ptlrpc_request *req)
{
RETURN(0);
}
+EXPORT_SYMBOL(target_pack_pool_reply);
int target_send_reply_msg(struct ptlrpc_request *req, int rc, int fail_id)
{
rs->rs_xid = req->rq_xid;
rs->rs_transno = req->rq_transno;
rs->rs_export = exp;
- rs->rs_opc = lustre_msg_get_opc(rs->rs_msg);
+ rs->rs_opc = lustre_msg_get_opc(req->rq_reqmsg);
cfs_spin_lock(&exp->exp_uncommitted_replies_lock);
CDEBUG(D_NET, "rs transno = "LPU64", last committed = "LPU64"\n",
cfs_spin_unlock(&svcpt->scp_rep_lock);
EXIT;
}
+EXPORT_SYMBOL(target_send_reply);
ldlm_mode_t lck_compat_array[] = {
[LCK_EX] LCK_COMPAT_EX,
git://git.whamcloud.com / fs / lustre-release.git / blobdiff