*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
/*
* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2016, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
* LNet is an asynchronous message-passing API, which provides an unreliable
* connectionless service that can't guarantee any order. It supports OFA IB,
* TCP/IP, and Cray Portals, and routes between heterogeneous networks.
- *
- * LNet can run both in OS kernel space and in userspace as a library.
* @{
*/
-#include <lnet/types.h>
+#ifndef __KERNEL__
+# error This include is only for kernel use.
+#endif
+
+#include <uapi/linux/lnet/lnet-types.h>
/** \defgroup lnet_init_fini Initialization and cleanup
* The LNet must be properly initialized before any LNet calls can be made.
* @{ */
-int LNetInit(void);
-void LNetFini(void);
-
int LNetNIInit(lnet_pid_t requested_pid);
int LNetNIFini(void);
/** @} lnet_init_fini */
*
* \see LNetMEAttach
* @{ */
-int LNetGetId(unsigned int index, lnet_process_id_t *id);
+int LNetGetId(unsigned int index, struct lnet_process_id *id);
int LNetDist(lnet_nid_t nid, lnet_nid_t *srcnid, __u32 *order);
-void LNetSnprintHandle(char *str, int str_len, lnet_handle_any_t handle);
+lnet_nid_t LNetPrimaryNID(lnet_nid_t nid);
+bool LNetIsPeerLocal(lnet_nid_t nid);
/** @} lnet_addr */
* request. MEs can be dynamically inserted into a match list by LNetMEAttach()
* and LNetMEInsert(), and removed from its list by LNetMEUnlink().
* @{ */
-int LNetMEAttach(unsigned int portal,
- lnet_process_id_t match_id_in,
- __u64 match_bits_in,
- __u64 ignore_bits_in,
- lnet_unlink_t unlink_in,
- lnet_ins_pos_t pos_in,
- lnet_handle_me_t *handle_out);
-
-int LNetMEInsert(lnet_handle_me_t current_in,
- lnet_process_id_t match_id_in,
- __u64 match_bits_in,
- __u64 ignore_bits_in,
- lnet_unlink_t unlink_in,
- lnet_ins_pos_t position_in,
- lnet_handle_me_t *handle_out);
-
-int LNetMEUnlink(lnet_handle_me_t current_in);
+int LNetMEAttach(unsigned int portal,
+ struct lnet_process_id match_id_in,
+ __u64 match_bits_in,
+ __u64 ignore_bits_in,
+ enum lnet_unlink unlink_in,
+ enum lnet_ins_pos pos_in,
+ struct lnet_handle_me *handle_out);
+
+int LNetMEInsert(struct lnet_handle_me current_in,
+ struct lnet_process_id match_id_in,
+ __u64 match_bits_in,
+ __u64 ignore_bits_in,
+ enum lnet_unlink unlink_in,
+ enum lnet_ins_pos position_in,
+ struct lnet_handle_me *handle_out);
+
+int LNetMEUnlink(struct lnet_handle_me current_in);
/** @} lnet_me */
/** \defgroup lnet_md Memory descriptors
* and LNetMDBind(); one operation to unlink and release the resources
* associated with a MD: LNetMDUnlink().
* @{ */
-int LNetMDAttach(lnet_handle_me_t current_in,
- lnet_md_t md_in,
- lnet_unlink_t unlink_in,
- lnet_handle_md_t *handle_out);
+int LNetMDAttach(struct lnet_handle_me current_in,
+ struct lnet_md md_in,
+ enum lnet_unlink unlink_in,
+ struct lnet_handle_md *md_handle_out);
-int LNetMDBind(lnet_md_t md_in,
- lnet_unlink_t unlink_in,
- lnet_handle_md_t *handle_out);
+int LNetMDBind(struct lnet_md md_in,
+ enum lnet_unlink unlink_in,
+ struct lnet_handle_md *md_handle_out);
-int LNetMDUnlink(lnet_handle_md_t md_in);
+int LNetMDUnlink(struct lnet_handle_md md_in);
/** @} lnet_md */
/** \defgroup lnet_eq Events and event queues
* associated with it. If an event handler exists, it will be run for each
* event that is deposited into the EQ.
*
- * In addition to the lnet_handle_eq_t, the LNet API defines two types
- * associated with events: The ::lnet_event_kind_t defines the kinds of events
- * that can be stored in an EQ. The lnet_event_t defines a structure that
+ * In addition to the struct lnet_handle_eq, the LNet API defines two types
+ * associated with events: The ::lnet_event_kind defines the kinds of events
+ * that can be stored in an EQ. The struct lnet_event defines a structure that
* holds the information about with an event.
*
* There are five functions for dealing with EQs: LNetEQAlloc() is used to
* an EQ has at least one event. LNetEQPoll() can be used to test or wait
* on multiple EQs.
* @{ */
-int LNetEQAlloc(unsigned int count_in,
+int LNetEQAlloc(unsigned int count_in,
lnet_eq_handler_t handler,
- lnet_handle_eq_t *handle_out);
+ struct lnet_handle_eq *handle_out);
-int LNetEQFree(lnet_handle_eq_t eventq_in);
+int LNetEQFree(struct lnet_handle_eq eventq_in);
-int LNetEQGet(lnet_handle_eq_t eventq_in,
- lnet_event_t *event_out);
+int LNetEQGet(struct lnet_handle_eq eventq_in,
+ struct lnet_event *event_out);
+int LNetEQWait(struct lnet_handle_eq eventq_in,
+ struct lnet_event *event_out);
-int LNetEQWait(lnet_handle_eq_t eventq_in,
- lnet_event_t *event_out);
-
-int LNetEQPoll(lnet_handle_eq_t *eventqs_in,
- int neq_in,
- int timeout_ms,
- lnet_event_t *event_out,
- int *which_eq_out);
+int LNetEQPoll(struct lnet_handle_eq *eventqs_in,
+ int neq_in,
+ signed long timeout,
+ struct lnet_event *event_out,
+ int *which_eq_out);
/** @} lnet_eq */
/** \defgroup lnet_data Data movement operations
* The LNet API provides two data movement operations: LNetPut()
* and LNetGet().
* @{ */
-int LNetPut(lnet_nid_t self,
- lnet_handle_md_t md_in,
- lnet_ack_req_t ack_req_in,
- lnet_process_id_t target_in,
+int LNetPut(lnet_nid_t self,
+ struct lnet_handle_md md_in,
+ enum lnet_ack_req ack_req_in,
+ struct lnet_process_id target_in,
+ unsigned int portal_in,
+ __u64 match_bits_in,
+ unsigned int offset_in,
+ __u64 hdr_data_in);
+
+int LNetGet(lnet_nid_t self,
+ struct lnet_handle_md md_in,
+ struct lnet_process_id target_in,
unsigned int portal_in,
- __u64 match_bits_in,
- unsigned int offset_in,
- __u64 hdr_data_in);
-
-int LNetGet(lnet_nid_t self,
- lnet_handle_md_t md_in,
- lnet_process_id_t target_in,
- unsigned int portal_in,
- __u64 match_bits_in,
- unsigned int offset_in);
+ __u64 match_bits_in,
+ unsigned int offset_in,
+ bool recovery);
/** @} lnet_data */
int LNetSetLazyPortal(int portal);
int LNetClearLazyPortal(int portal);
int LNetCtl(unsigned int cmd, void *arg);
-int LNetSetAsync(lnet_process_id_t id, int nasync);
+void LNetDebugPeer(struct lnet_process_id id);
+int LNetGetPeerDiscoveryStatus(void);
-#ifndef __KERNEL__
-/* Temporary workaround to allow uOSS and test programs force server
- * mode in userspace. See comments near ln_server_mode_flag in
- * lnet/lib-types.h */
-
-void lnet_server_mode();
-#endif
/** @} lnet_misc */
/** @} lnet */