linux/include/rdma/ib_user_verbs.h
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   1/*
   2 * Copyright (c) 2005 Topspin Communications.  All rights reserved.
   3 * Copyright (c) 2005, 2006 Cisco Systems.  All rights reserved.
   4 * Copyright (c) 2005 PathScale, Inc.  All rights reserved.
   5 * Copyright (c) 2006 Mellanox Technologies.  All rights reserved.
   6 *
   7 * This software is available to you under a choice of one of two
   8 * licenses.  You may choose to be licensed under the terms of the GNU
   9 * General Public License (GPL) Version 2, available from the file
  10 * COPYING in the main directory of this source tree, or the
  11 * OpenIB.org BSD license below:
  12 *
  13 *     Redistribution and use in source and binary forms, with or
  14 *     without modification, are permitted provided that the following
  15 *     conditions are met:
  16 *
  17 *      - Redistributions of source code must retain the above
  18 *        copyright notice, this list of conditions and the following
  19 *        disclaimer.
  20 *
  21 *      - Redistributions in binary form must reproduce the above
  22 *        copyright notice, this list of conditions and the following
  23 *        disclaimer in the documentation and/or other materials
  24 *        provided with the distribution.
  25 *
  26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  27 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  29 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  30 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  31 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  32 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  33 * SOFTWARE.
  34 */
  35
  36#ifndef IB_USER_VERBS_H
  37#define IB_USER_VERBS_H
  38
  39#include <linux/types.h>
  40
  41/*
  42 * Increment this value if any changes that break userspace ABI
  43 * compatibility are made.
  44 */
  45#define IB_USER_VERBS_ABI_VERSION       6
  46
  47enum {
  48        IB_USER_VERBS_CMD_GET_CONTEXT,
  49        IB_USER_VERBS_CMD_QUERY_DEVICE,
  50        IB_USER_VERBS_CMD_QUERY_PORT,
  51        IB_USER_VERBS_CMD_ALLOC_PD,
  52        IB_USER_VERBS_CMD_DEALLOC_PD,
  53        IB_USER_VERBS_CMD_CREATE_AH,
  54        IB_USER_VERBS_CMD_MODIFY_AH,
  55        IB_USER_VERBS_CMD_QUERY_AH,
  56        IB_USER_VERBS_CMD_DESTROY_AH,
  57        IB_USER_VERBS_CMD_REG_MR,
  58        IB_USER_VERBS_CMD_REG_SMR,
  59        IB_USER_VERBS_CMD_REREG_MR,
  60        IB_USER_VERBS_CMD_QUERY_MR,
  61        IB_USER_VERBS_CMD_DEREG_MR,
  62        IB_USER_VERBS_CMD_ALLOC_MW,
  63        IB_USER_VERBS_CMD_BIND_MW,
  64        IB_USER_VERBS_CMD_DEALLOC_MW,
  65        IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL,
  66        IB_USER_VERBS_CMD_CREATE_CQ,
  67        IB_USER_VERBS_CMD_RESIZE_CQ,
  68        IB_USER_VERBS_CMD_DESTROY_CQ,
  69        IB_USER_VERBS_CMD_POLL_CQ,
  70        IB_USER_VERBS_CMD_PEEK_CQ,
  71        IB_USER_VERBS_CMD_REQ_NOTIFY_CQ,
  72        IB_USER_VERBS_CMD_CREATE_QP,
  73        IB_USER_VERBS_CMD_QUERY_QP,
  74        IB_USER_VERBS_CMD_MODIFY_QP,
  75        IB_USER_VERBS_CMD_DESTROY_QP,
  76        IB_USER_VERBS_CMD_POST_SEND,
  77        IB_USER_VERBS_CMD_POST_RECV,
  78        IB_USER_VERBS_CMD_ATTACH_MCAST,
  79        IB_USER_VERBS_CMD_DETACH_MCAST,
  80        IB_USER_VERBS_CMD_CREATE_SRQ,
  81        IB_USER_VERBS_CMD_MODIFY_SRQ,
  82        IB_USER_VERBS_CMD_QUERY_SRQ,
  83        IB_USER_VERBS_CMD_DESTROY_SRQ,
  84        IB_USER_VERBS_CMD_POST_SRQ_RECV,
  85        IB_USER_VERBS_CMD_OPEN_XRCD,
  86        IB_USER_VERBS_CMD_CLOSE_XRCD,
  87        IB_USER_VERBS_CMD_CREATE_XSRQ,
  88        IB_USER_VERBS_CMD_OPEN_QP
  89};
  90
  91/*
  92 * Make sure that all structs defined in this file remain laid out so
  93 * that they pack the same way on 32-bit and 64-bit architectures (to
  94 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
  95 * Specifically:
  96 *  - Do not use pointer types -- pass pointers in __u64 instead.
  97 *  - Make sure that any structure larger than 4 bytes is padded to a
  98 *    multiple of 8 bytes.  Otherwise the structure size will be
  99 *    different between 32-bit and 64-bit architectures.
 100 */
 101
 102struct ib_uverbs_async_event_desc {
 103        __u64 element;
 104        __u32 event_type;       /* enum ib_event_type */
 105        __u32 reserved;
 106};
 107
 108struct ib_uverbs_comp_event_desc {
 109        __u64 cq_handle;
 110};
 111
 112/*
 113 * All commands from userspace should start with a __u32 command field
 114 * followed by __u16 in_words and out_words fields (which give the
 115 * length of the command block and response buffer if any in 32-bit
 116 * words).  The kernel driver will read these fields first and read
 117 * the rest of the command struct based on these value.
 118 */
 119
 120struct ib_uverbs_cmd_hdr {
 121        __u32 command;
 122        __u16 in_words;
 123        __u16 out_words;
 124};
 125
 126struct ib_uverbs_get_context {
 127        __u64 response;
 128        __u64 driver_data[0];
 129};
 130
 131struct ib_uverbs_get_context_resp {
 132        __u32 async_fd;
 133        __u32 num_comp_vectors;
 134};
 135
 136struct ib_uverbs_query_device {
 137        __u64 response;
 138        __u64 driver_data[0];
 139};
 140
 141struct ib_uverbs_query_device_resp {
 142        __u64 fw_ver;
 143        __be64 node_guid;
 144        __be64 sys_image_guid;
 145        __u64 max_mr_size;
 146        __u64 page_size_cap;
 147        __u32 vendor_id;
 148        __u32 vendor_part_id;
 149        __u32 hw_ver;
 150        __u32 max_qp;
 151        __u32 max_qp_wr;
 152        __u32 device_cap_flags;
 153        __u32 max_sge;
 154        __u32 max_sge_rd;
 155        __u32 max_cq;
 156        __u32 max_cqe;
 157        __u32 max_mr;
 158        __u32 max_pd;
 159        __u32 max_qp_rd_atom;
 160        __u32 max_ee_rd_atom;
 161        __u32 max_res_rd_atom;
 162        __u32 max_qp_init_rd_atom;
 163        __u32 max_ee_init_rd_atom;
 164        __u32 atomic_cap;
 165        __u32 max_ee;
 166        __u32 max_rdd;
 167        __u32 max_mw;
 168        __u32 max_raw_ipv6_qp;
 169        __u32 max_raw_ethy_qp;
 170        __u32 max_mcast_grp;
 171        __u32 max_mcast_qp_attach;
 172        __u32 max_total_mcast_qp_attach;
 173        __u32 max_ah;
 174        __u32 max_fmr;
 175        __u32 max_map_per_fmr;
 176        __u32 max_srq;
 177        __u32 max_srq_wr;
 178        __u32 max_srq_sge;
 179        __u16 max_pkeys;
 180        __u8  local_ca_ack_delay;
 181        __u8  phys_port_cnt;
 182        __u8  reserved[4];
 183};
 184
 185struct ib_uverbs_query_port {
 186        __u64 response;
 187        __u8  port_num;
 188        __u8  reserved[7];
 189        __u64 driver_data[0];
 190};
 191
 192struct ib_uverbs_query_port_resp {
 193        __u32 port_cap_flags;
 194        __u32 max_msg_sz;
 195        __u32 bad_pkey_cntr;
 196        __u32 qkey_viol_cntr;
 197        __u32 gid_tbl_len;
 198        __u16 pkey_tbl_len;
 199        __u16 lid;
 200        __u16 sm_lid;
 201        __u8  state;
 202        __u8  max_mtu;
 203        __u8  active_mtu;
 204        __u8  lmc;
 205        __u8  max_vl_num;
 206        __u8  sm_sl;
 207        __u8  subnet_timeout;
 208        __u8  init_type_reply;
 209        __u8  active_width;
 210        __u8  active_speed;
 211        __u8  phys_state;
 212        __u8  link_layer;
 213        __u8  reserved[2];
 214};
 215
 216struct ib_uverbs_alloc_pd {
 217        __u64 response;
 218        __u64 driver_data[0];
 219};
 220
 221struct ib_uverbs_alloc_pd_resp {
 222        __u32 pd_handle;
 223};
 224
 225struct ib_uverbs_dealloc_pd {
 226        __u32 pd_handle;
 227};
 228
 229struct ib_uverbs_open_xrcd {
 230        __u64 response;
 231        __u32 fd;
 232        __u32 oflags;
 233        __u64 driver_data[0];
 234};
 235
 236struct ib_uverbs_open_xrcd_resp {
 237        __u32 xrcd_handle;
 238};
 239
 240struct ib_uverbs_close_xrcd {
 241        __u32 xrcd_handle;
 242};
 243
 244struct ib_uverbs_reg_mr {
 245        __u64 response;
 246        __u64 start;
 247        __u64 length;
 248        __u64 hca_va;
 249        __u32 pd_handle;
 250        __u32 access_flags;
 251        __u64 driver_data[0];
 252};
 253
 254struct ib_uverbs_reg_mr_resp {
 255        __u32 mr_handle;
 256        __u32 lkey;
 257        __u32 rkey;
 258};
 259
 260struct ib_uverbs_dereg_mr {
 261        __u32 mr_handle;
 262};
 263
 264struct ib_uverbs_create_comp_channel {
 265        __u64 response;
 266};
 267
 268struct ib_uverbs_create_comp_channel_resp {
 269        __u32 fd;
 270};
 271
 272struct ib_uverbs_create_cq {
 273        __u64 response;
 274        __u64 user_handle;
 275        __u32 cqe;
 276        __u32 comp_vector;
 277        __s32 comp_channel;
 278        __u32 reserved;
 279        __u64 driver_data[0];
 280};
 281
 282struct ib_uverbs_create_cq_resp {
 283        __u32 cq_handle;
 284        __u32 cqe;
 285};
 286
 287struct ib_uverbs_resize_cq {
 288        __u64 response;
 289        __u32 cq_handle;
 290        __u32 cqe;
 291        __u64 driver_data[0];
 292};
 293
 294struct ib_uverbs_resize_cq_resp {
 295        __u32 cqe;
 296        __u32 reserved;
 297        __u64 driver_data[0];
 298};
 299
 300struct ib_uverbs_poll_cq {
 301        __u64 response;
 302        __u32 cq_handle;
 303        __u32 ne;
 304};
 305
 306struct ib_uverbs_wc {
 307        __u64 wr_id;
 308        __u32 status;
 309        __u32 opcode;
 310        __u32 vendor_err;
 311        __u32 byte_len;
 312        union {
 313                __u32 imm_data;
 314                __u32 invalidate_rkey;
 315        } ex;
 316        __u32 qp_num;
 317        __u32 src_qp;
 318        __u32 wc_flags;
 319        __u16 pkey_index;
 320        __u16 slid;
 321        __u8 sl;
 322        __u8 dlid_path_bits;
 323        __u8 port_num;
 324        __u8 reserved;
 325};
 326
 327struct ib_uverbs_poll_cq_resp {
 328        __u32 count;
 329        __u32 reserved;
 330        struct ib_uverbs_wc wc[0];
 331};
 332
 333struct ib_uverbs_req_notify_cq {
 334        __u32 cq_handle;
 335        __u32 solicited_only;
 336};
 337
 338struct ib_uverbs_destroy_cq {
 339        __u64 response;
 340        __u32 cq_handle;
 341        __u32 reserved;
 342};
 343
 344struct ib_uverbs_destroy_cq_resp {
 345        __u32 comp_events_reported;
 346        __u32 async_events_reported;
 347};
 348
 349struct ib_uverbs_global_route {
 350        __u8  dgid[16];
 351        __u32 flow_label;
 352        __u8  sgid_index;
 353        __u8  hop_limit;
 354        __u8  traffic_class;
 355        __u8  reserved;
 356};
 357
 358struct ib_uverbs_ah_attr {
 359        struct ib_uverbs_global_route grh;
 360        __u16 dlid;
 361        __u8  sl;
 362        __u8  src_path_bits;
 363        __u8  static_rate;
 364        __u8  is_global;
 365        __u8  port_num;
 366        __u8  reserved;
 367};
 368
 369struct ib_uverbs_qp_attr {
 370        __u32   qp_attr_mask;
 371        __u32   qp_state;
 372        __u32   cur_qp_state;
 373        __u32   path_mtu;
 374        __u32   path_mig_state;
 375        __u32   qkey;
 376        __u32   rq_psn;
 377        __u32   sq_psn;
 378        __u32   dest_qp_num;
 379        __u32   qp_access_flags;
 380
 381        struct ib_uverbs_ah_attr ah_attr;
 382        struct ib_uverbs_ah_attr alt_ah_attr;
 383
 384        /* ib_qp_cap */
 385        __u32   max_send_wr;
 386        __u32   max_recv_wr;
 387        __u32   max_send_sge;
 388        __u32   max_recv_sge;
 389        __u32   max_inline_data;
 390
 391        __u16   pkey_index;
 392        __u16   alt_pkey_index;
 393        __u8    en_sqd_async_notify;
 394        __u8    sq_draining;
 395        __u8    max_rd_atomic;
 396        __u8    max_dest_rd_atomic;
 397        __u8    min_rnr_timer;
 398        __u8    port_num;
 399        __u8    timeout;
 400        __u8    retry_cnt;
 401        __u8    rnr_retry;
 402        __u8    alt_port_num;
 403        __u8    alt_timeout;
 404        __u8    reserved[5];
 405};
 406
 407struct ib_uverbs_create_qp {
 408        __u64 response;
 409        __u64 user_handle;
 410        __u32 pd_handle;
 411        __u32 send_cq_handle;
 412        __u32 recv_cq_handle;
 413        __u32 srq_handle;
 414        __u32 max_send_wr;
 415        __u32 max_recv_wr;
 416        __u32 max_send_sge;
 417        __u32 max_recv_sge;
 418        __u32 max_inline_data;
 419        __u8  sq_sig_all;
 420        __u8  qp_type;
 421        __u8  is_srq;
 422        __u8  reserved;
 423        __u64 driver_data[0];
 424};
 425
 426struct ib_uverbs_open_qp {
 427        __u64 response;
 428        __u64 user_handle;
 429        __u32 pd_handle;
 430        __u32 qpn;
 431        __u8  qp_type;
 432        __u8  reserved[7];
 433        __u64 driver_data[0];
 434};
 435
 436/* also used for open response */
 437struct ib_uverbs_create_qp_resp {
 438        __u32 qp_handle;
 439        __u32 qpn;
 440        __u32 max_send_wr;
 441        __u32 max_recv_wr;
 442        __u32 max_send_sge;
 443        __u32 max_recv_sge;
 444        __u32 max_inline_data;
 445        __u32 reserved;
 446};
 447
 448/*
 449 * This struct needs to remain a multiple of 8 bytes to keep the
 450 * alignment of the modify QP parameters.
 451 */
 452struct ib_uverbs_qp_dest {
 453        __u8  dgid[16];
 454        __u32 flow_label;
 455        __u16 dlid;
 456        __u16 reserved;
 457        __u8  sgid_index;
 458        __u8  hop_limit;
 459        __u8  traffic_class;
 460        __u8  sl;
 461        __u8  src_path_bits;
 462        __u8  static_rate;
 463        __u8  is_global;
 464        __u8  port_num;
 465};
 466
 467struct ib_uverbs_query_qp {
 468        __u64 response;
 469        __u32 qp_handle;
 470        __u32 attr_mask;
 471        __u64 driver_data[0];
 472};
 473
 474struct ib_uverbs_query_qp_resp {
 475        struct ib_uverbs_qp_dest dest;
 476        struct ib_uverbs_qp_dest alt_dest;
 477        __u32 max_send_wr;
 478        __u32 max_recv_wr;
 479        __u32 max_send_sge;
 480        __u32 max_recv_sge;
 481        __u32 max_inline_data;
 482        __u32 qkey;
 483        __u32 rq_psn;
 484        __u32 sq_psn;
 485        __u32 dest_qp_num;
 486        __u32 qp_access_flags;
 487        __u16 pkey_index;
 488        __u16 alt_pkey_index;
 489        __u8  qp_state;
 490        __u8  cur_qp_state;
 491        __u8  path_mtu;
 492        __u8  path_mig_state;
 493        __u8  sq_draining;
 494        __u8  max_rd_atomic;
 495        __u8  max_dest_rd_atomic;
 496        __u8  min_rnr_timer;
 497        __u8  port_num;
 498        __u8  timeout;
 499        __u8  retry_cnt;
 500        __u8  rnr_retry;
 501        __u8  alt_port_num;
 502        __u8  alt_timeout;
 503        __u8  sq_sig_all;
 504        __u8  reserved[5];
 505        __u64 driver_data[0];
 506};
 507
 508struct ib_uverbs_modify_qp {
 509        struct ib_uverbs_qp_dest dest;
 510        struct ib_uverbs_qp_dest alt_dest;
 511        __u32 qp_handle;
 512        __u32 attr_mask;
 513        __u32 qkey;
 514        __u32 rq_psn;
 515        __u32 sq_psn;
 516        __u32 dest_qp_num;
 517        __u32 qp_access_flags;
 518        __u16 pkey_index;
 519        __u16 alt_pkey_index;
 520        __u8  qp_state;
 521        __u8  cur_qp_state;
 522        __u8  path_mtu;
 523        __u8  path_mig_state;
 524        __u8  en_sqd_async_notify;
 525        __u8  max_rd_atomic;
 526        __u8  max_dest_rd_atomic;
 527        __u8  min_rnr_timer;
 528        __u8  port_num;
 529        __u8  timeout;
 530        __u8  retry_cnt;
 531        __u8  rnr_retry;
 532        __u8  alt_port_num;
 533        __u8  alt_timeout;
 534        __u8  reserved[2];
 535        __u64 driver_data[0];
 536};
 537
 538struct ib_uverbs_modify_qp_resp {
 539};
 540
 541struct ib_uverbs_destroy_qp {
 542        __u64 response;
 543        __u32 qp_handle;
 544        __u32 reserved;
 545};
 546
 547struct ib_uverbs_destroy_qp_resp {
 548        __u32 events_reported;
 549};
 550
 551/*
 552 * The ib_uverbs_sge structure isn't used anywhere, since we assume
 553 * the ib_sge structure is packed the same way on 32-bit and 64-bit
 554 * architectures in both kernel and user space.  It's just here to
 555 * document the ABI.
 556 */
 557struct ib_uverbs_sge {
 558        __u64 addr;
 559        __u32 length;
 560        __u32 lkey;
 561};
 562
 563struct ib_uverbs_send_wr {
 564        __u64 wr_id;
 565        __u32 num_sge;
 566        __u32 opcode;
 567        __u32 send_flags;
 568        union {
 569                __u32 imm_data;
 570                __u32 invalidate_rkey;
 571        } ex;
 572        union {
 573                struct {
 574                        __u64 remote_addr;
 575                        __u32 rkey;
 576                        __u32 reserved;
 577                } rdma;
 578                struct {
 579                        __u64 remote_addr;
 580                        __u64 compare_add;
 581                        __u64 swap;
 582                        __u32 rkey;
 583                        __u32 reserved;
 584                } atomic;
 585                struct {
 586                        __u32 ah;
 587                        __u32 remote_qpn;
 588                        __u32 remote_qkey;
 589                        __u32 reserved;
 590                } ud;
 591        } wr;
 592};
 593
 594struct ib_uverbs_post_send {
 595        __u64 response;
 596        __u32 qp_handle;
 597        __u32 wr_count;
 598        __u32 sge_count;
 599        __u32 wqe_size;
 600        struct ib_uverbs_send_wr send_wr[0];
 601};
 602
 603struct ib_uverbs_post_send_resp {
 604        __u32 bad_wr;
 605};
 606
 607struct ib_uverbs_recv_wr {
 608        __u64 wr_id;
 609        __u32 num_sge;
 610        __u32 reserved;
 611};
 612
 613struct ib_uverbs_post_recv {
 614        __u64 response;
 615        __u32 qp_handle;
 616        __u32 wr_count;
 617        __u32 sge_count;
 618        __u32 wqe_size;
 619        struct ib_uverbs_recv_wr recv_wr[0];
 620};
 621
 622struct ib_uverbs_post_recv_resp {
 623        __u32 bad_wr;
 624};
 625
 626struct ib_uverbs_post_srq_recv {
 627        __u64 response;
 628        __u32 srq_handle;
 629        __u32 wr_count;
 630        __u32 sge_count;
 631        __u32 wqe_size;
 632        struct ib_uverbs_recv_wr recv[0];
 633};
 634
 635struct ib_uverbs_post_srq_recv_resp {
 636        __u32 bad_wr;
 637};
 638
 639struct ib_uverbs_create_ah {
 640        __u64 response;
 641        __u64 user_handle;
 642        __u32 pd_handle;
 643        __u32 reserved;
 644        struct ib_uverbs_ah_attr attr;
 645};
 646
 647struct ib_uverbs_create_ah_resp {
 648        __u32 ah_handle;
 649};
 650
 651struct ib_uverbs_destroy_ah {
 652        __u32 ah_handle;
 653};
 654
 655struct ib_uverbs_attach_mcast {
 656        __u8  gid[16];
 657        __u32 qp_handle;
 658        __u16 mlid;
 659        __u16 reserved;
 660        __u64 driver_data[0];
 661};
 662
 663struct ib_uverbs_detach_mcast {
 664        __u8  gid[16];
 665        __u32 qp_handle;
 666        __u16 mlid;
 667        __u16 reserved;
 668        __u64 driver_data[0];
 669};
 670
 671struct ib_uverbs_create_srq {
 672        __u64 response;
 673        __u64 user_handle;
 674        __u32 pd_handle;
 675        __u32 max_wr;
 676        __u32 max_sge;
 677        __u32 srq_limit;
 678        __u64 driver_data[0];
 679};
 680
 681struct ib_uverbs_create_xsrq {
 682        __u64 response;
 683        __u64 user_handle;
 684        __u32 srq_type;
 685        __u32 pd_handle;
 686        __u32 max_wr;
 687        __u32 max_sge;
 688        __u32 srq_limit;
 689        __u32 reserved;
 690        __u32 xrcd_handle;
 691        __u32 cq_handle;
 692        __u64 driver_data[0];
 693};
 694
 695struct ib_uverbs_create_srq_resp {
 696        __u32 srq_handle;
 697        __u32 max_wr;
 698        __u32 max_sge;
 699        __u32 srqn;
 700};
 701
 702struct ib_uverbs_modify_srq {
 703        __u32 srq_handle;
 704        __u32 attr_mask;
 705        __u32 max_wr;
 706        __u32 srq_limit;
 707        __u64 driver_data[0];
 708};
 709
 710struct ib_uverbs_query_srq {
 711        __u64 response;
 712        __u32 srq_handle;
 713        __u32 reserved;
 714        __u64 driver_data[0];
 715};
 716
 717struct ib_uverbs_query_srq_resp {
 718        __u32 max_wr;
 719        __u32 max_sge;
 720        __u32 srq_limit;
 721        __u32 reserved;
 722};
 723
 724struct ib_uverbs_destroy_srq {
 725        __u64 response;
 726        __u32 srq_handle;
 727        __u32 reserved;
 728};
 729
 730struct ib_uverbs_destroy_srq_resp {
 731        __u32 events_reported;
 732};
 733
 734#endif /* IB_USER_VERBS_H */
 735
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