Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1 | /* |
| 2 | * GPL HEADER START |
| 3 | * |
| 4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 only, |
| 8 | * as published by the Free Software Foundation. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, but |
| 11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | * General Public License version 2 for more details (a copy is included |
| 14 | * in the LICENSE file that accompanied this code). |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * version 2 along with this program; If not, see |
Oleg Drokin | 6a5b99a | 2016-06-14 23:33:40 -0400 | [diff] [blame] | 18 | * http://www.gnu.org/licenses/gpl-2.0.html |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 19 | * |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 20 | * GPL HEADER END |
| 21 | */ |
| 22 | /* |
| 23 | * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. |
| 24 | * Use is subject to license terms. |
| 25 | * |
Andreas Dilger | 1dc563a | 2015-11-08 18:09:37 -0500 | [diff] [blame] | 26 | * Copyright (c) 2011, 2015, Intel Corporation. |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 27 | */ |
| 28 | /* |
| 29 | * This file is part of Lustre, http://www.lustre.org/ |
| 30 | * Lustre is a trademark of Sun Microsystems, Inc. |
| 31 | * |
| 32 | * lustre/ptlrpc/layout.c |
| 33 | * |
| 34 | * Lustre Metadata Target (mdt) request handler |
| 35 | * |
| 36 | * Author: Nikita Danilov <nikita@clusterfs.com> |
| 37 | */ |
| 38 | /* |
| 39 | * This file contains the "capsule/pill" abstraction layered above PTLRPC. |
| 40 | * |
| 41 | * Every struct ptlrpc_request contains a "pill", which points to a description |
| 42 | * of the format that the request conforms to. |
| 43 | */ |
| 44 | |
| 45 | #if !defined(__REQ_LAYOUT_USER__) |
| 46 | |
| 47 | #define DEBUG_SUBSYSTEM S_RPC |
| 48 | |
| 49 | #include <linux/module.h> |
| 50 | |
| 51 | /* LUSTRE_VERSION_CODE */ |
Greg Kroah-Hartman | e27db14 | 2014-07-11 22:29:36 -0700 | [diff] [blame] | 52 | #include "../include/lustre_ver.h" |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 53 | |
Greg Kroah-Hartman | e27db14 | 2014-07-11 22:29:36 -0700 | [diff] [blame] | 54 | #include "../include/obd_support.h" |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 55 | /* lustre_swab_mdt_body */ |
Greg Kroah-Hartman | e27db14 | 2014-07-11 22:29:36 -0700 | [diff] [blame] | 56 | #include "../include/lustre/lustre_idl.h" |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 57 | /* obd2cli_tgt() (required by DEBUG_REQ()) */ |
Greg Kroah-Hartman | e27db14 | 2014-07-11 22:29:36 -0700 | [diff] [blame] | 58 | #include "../include/obd.h" |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 59 | |
| 60 | /* __REQ_LAYOUT_USER__ */ |
| 61 | #endif |
| 62 | /* struct ptlrpc_request, lustre_msg* */ |
Greg Kroah-Hartman | e27db14 | 2014-07-11 22:29:36 -0700 | [diff] [blame] | 63 | #include "../include/lustre_req_layout.h" |
Greg Kroah-Hartman | e27db14 | 2014-07-11 22:29:36 -0700 | [diff] [blame] | 64 | #include "../include/lustre_acl.h" |
| 65 | #include "../include/lustre_debug.h" |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 66 | |
| 67 | /* |
| 68 | * RQFs (see below) refer to two struct req_msg_field arrays describing the |
| 69 | * client request and server reply, respectively. |
| 70 | */ |
| 71 | /* empty set of fields... for suitable definition of emptiness. */ |
| 72 | static const struct req_msg_field *empty[] = { |
| 73 | &RMF_PTLRPC_BODY |
| 74 | }; |
| 75 | |
| 76 | static const struct req_msg_field *mgs_target_info_only[] = { |
| 77 | &RMF_PTLRPC_BODY, |
| 78 | &RMF_MGS_TARGET_INFO |
| 79 | }; |
| 80 | |
| 81 | static const struct req_msg_field *mgs_set_info[] = { |
| 82 | &RMF_PTLRPC_BODY, |
| 83 | &RMF_MGS_SEND_PARAM |
| 84 | }; |
| 85 | |
| 86 | static const struct req_msg_field *mgs_config_read_client[] = { |
| 87 | &RMF_PTLRPC_BODY, |
| 88 | &RMF_MGS_CONFIG_BODY |
| 89 | }; |
| 90 | |
| 91 | static const struct req_msg_field *mgs_config_read_server[] = { |
| 92 | &RMF_PTLRPC_BODY, |
| 93 | &RMF_MGS_CONFIG_RES |
| 94 | }; |
| 95 | |
| 96 | static const struct req_msg_field *log_cancel_client[] = { |
| 97 | &RMF_PTLRPC_BODY, |
| 98 | &RMF_LOGCOOKIES |
| 99 | }; |
| 100 | |
| 101 | static const struct req_msg_field *mdt_body_only[] = { |
| 102 | &RMF_PTLRPC_BODY, |
| 103 | &RMF_MDT_BODY |
| 104 | }; |
| 105 | |
| 106 | static const struct req_msg_field *mdt_body_capa[] = { |
| 107 | &RMF_PTLRPC_BODY, |
| 108 | &RMF_MDT_BODY, |
| 109 | &RMF_CAPA1 |
| 110 | }; |
| 111 | |
| 112 | static const struct req_msg_field *quotactl_only[] = { |
| 113 | &RMF_PTLRPC_BODY, |
| 114 | &RMF_OBD_QUOTACTL |
| 115 | }; |
| 116 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 117 | static const struct req_msg_field *mdt_close_client[] = { |
| 118 | &RMF_PTLRPC_BODY, |
| 119 | &RMF_MDT_EPOCH, |
| 120 | &RMF_REC_REINT, |
| 121 | &RMF_CAPA1 |
| 122 | }; |
| 123 | |
Jinshan Xiong | 48d23e6 | 2013-12-03 21:58:48 +0800 | [diff] [blame] | 124 | static const struct req_msg_field *mdt_release_close_client[] = { |
| 125 | &RMF_PTLRPC_BODY, |
| 126 | &RMF_MDT_EPOCH, |
| 127 | &RMF_REC_REINT, |
| 128 | &RMF_CAPA1, |
| 129 | &RMF_CLOSE_DATA |
| 130 | }; |
| 131 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 132 | static const struct req_msg_field *obd_statfs_server[] = { |
| 133 | &RMF_PTLRPC_BODY, |
| 134 | &RMF_OBD_STATFS |
| 135 | }; |
| 136 | |
| 137 | static const struct req_msg_field *seq_query_client[] = { |
| 138 | &RMF_PTLRPC_BODY, |
| 139 | &RMF_SEQ_OPC, |
| 140 | &RMF_SEQ_RANGE |
| 141 | }; |
| 142 | |
| 143 | static const struct req_msg_field *seq_query_server[] = { |
| 144 | &RMF_PTLRPC_BODY, |
| 145 | &RMF_SEQ_RANGE |
| 146 | }; |
| 147 | |
| 148 | static const struct req_msg_field *fld_query_client[] = { |
| 149 | &RMF_PTLRPC_BODY, |
| 150 | &RMF_FLD_OPC, |
| 151 | &RMF_FLD_MDFLD |
| 152 | }; |
| 153 | |
| 154 | static const struct req_msg_field *fld_query_server[] = { |
| 155 | &RMF_PTLRPC_BODY, |
| 156 | &RMF_FLD_MDFLD |
| 157 | }; |
| 158 | |
wang di | b78c2b9b | 2016-04-28 12:07:34 -0400 | [diff] [blame] | 159 | static const struct req_msg_field *fld_read_client[] = { |
| 160 | &RMF_PTLRPC_BODY, |
| 161 | &RMF_FLD_MDFLD |
| 162 | }; |
| 163 | |
| 164 | static const struct req_msg_field *fld_read_server[] = { |
| 165 | &RMF_PTLRPC_BODY, |
| 166 | &RMF_GENERIC_DATA |
| 167 | }; |
| 168 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 169 | static const struct req_msg_field *mds_getattr_name_client[] = { |
| 170 | &RMF_PTLRPC_BODY, |
| 171 | &RMF_MDT_BODY, |
| 172 | &RMF_CAPA1, |
| 173 | &RMF_NAME |
| 174 | }; |
| 175 | |
| 176 | static const struct req_msg_field *mds_reint_client[] = { |
| 177 | &RMF_PTLRPC_BODY, |
| 178 | &RMF_REC_REINT |
| 179 | }; |
| 180 | |
| 181 | static const struct req_msg_field *mds_reint_create_client[] = { |
| 182 | &RMF_PTLRPC_BODY, |
| 183 | &RMF_REC_REINT, |
| 184 | &RMF_CAPA1, |
| 185 | &RMF_NAME |
| 186 | }; |
| 187 | |
| 188 | static const struct req_msg_field *mds_reint_create_slave_client[] = { |
| 189 | &RMF_PTLRPC_BODY, |
| 190 | &RMF_REC_REINT, |
| 191 | &RMF_CAPA1, |
| 192 | &RMF_NAME, |
| 193 | &RMF_EADATA, |
| 194 | &RMF_DLM_REQ |
| 195 | }; |
| 196 | |
Fan Yong | 341f1f0 | 2016-06-19 22:53:53 -0400 | [diff] [blame] | 197 | static const struct req_msg_field *mds_reint_create_acl_client[] = { |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 198 | &RMF_PTLRPC_BODY, |
| 199 | &RMF_REC_REINT, |
| 200 | &RMF_CAPA1, |
| 201 | &RMF_NAME, |
| 202 | &RMF_EADATA, |
| 203 | &RMF_DLM_REQ |
| 204 | }; |
| 205 | |
| 206 | static const struct req_msg_field *mds_reint_create_sym_client[] = { |
| 207 | &RMF_PTLRPC_BODY, |
| 208 | &RMF_REC_REINT, |
| 209 | &RMF_CAPA1, |
| 210 | &RMF_NAME, |
| 211 | &RMF_SYMTGT, |
| 212 | &RMF_DLM_REQ |
| 213 | }; |
| 214 | |
| 215 | static const struct req_msg_field *mds_reint_open_client[] = { |
| 216 | &RMF_PTLRPC_BODY, |
| 217 | &RMF_REC_REINT, |
| 218 | &RMF_CAPA1, |
| 219 | &RMF_CAPA2, |
| 220 | &RMF_NAME, |
| 221 | &RMF_EADATA |
| 222 | }; |
| 223 | |
| 224 | static const struct req_msg_field *mds_reint_open_server[] = { |
| 225 | &RMF_PTLRPC_BODY, |
| 226 | &RMF_MDT_BODY, |
| 227 | &RMF_MDT_MD, |
| 228 | &RMF_ACL, |
| 229 | &RMF_CAPA1, |
| 230 | &RMF_CAPA2 |
| 231 | }; |
| 232 | |
| 233 | static const struct req_msg_field *mds_reint_unlink_client[] = { |
| 234 | &RMF_PTLRPC_BODY, |
| 235 | &RMF_REC_REINT, |
| 236 | &RMF_CAPA1, |
| 237 | &RMF_NAME, |
| 238 | &RMF_DLM_REQ |
| 239 | }; |
| 240 | |
| 241 | static const struct req_msg_field *mds_reint_link_client[] = { |
| 242 | &RMF_PTLRPC_BODY, |
| 243 | &RMF_REC_REINT, |
| 244 | &RMF_CAPA1, |
| 245 | &RMF_CAPA2, |
| 246 | &RMF_NAME, |
| 247 | &RMF_DLM_REQ |
| 248 | }; |
| 249 | |
| 250 | static const struct req_msg_field *mds_reint_rename_client[] = { |
| 251 | &RMF_PTLRPC_BODY, |
| 252 | &RMF_REC_REINT, |
| 253 | &RMF_CAPA1, |
| 254 | &RMF_CAPA2, |
| 255 | &RMF_NAME, |
| 256 | &RMF_SYMTGT, |
| 257 | &RMF_DLM_REQ |
| 258 | }; |
| 259 | |
| 260 | static const struct req_msg_field *mds_last_unlink_server[] = { |
| 261 | &RMF_PTLRPC_BODY, |
| 262 | &RMF_MDT_BODY, |
| 263 | &RMF_MDT_MD, |
| 264 | &RMF_LOGCOOKIES, |
| 265 | &RMF_CAPA1, |
| 266 | &RMF_CAPA2 |
| 267 | }; |
| 268 | |
| 269 | static const struct req_msg_field *mds_reint_setattr_client[] = { |
| 270 | &RMF_PTLRPC_BODY, |
| 271 | &RMF_REC_REINT, |
| 272 | &RMF_CAPA1, |
| 273 | &RMF_MDT_EPOCH, |
| 274 | &RMF_EADATA, |
| 275 | &RMF_LOGCOOKIES, |
| 276 | &RMF_DLM_REQ |
| 277 | }; |
| 278 | |
| 279 | static const struct req_msg_field *mds_reint_setxattr_client[] = { |
| 280 | &RMF_PTLRPC_BODY, |
| 281 | &RMF_REC_REINT, |
| 282 | &RMF_CAPA1, |
| 283 | &RMF_NAME, |
Andrew Perepechko | e93a308 | 2014-02-09 02:51:48 -0500 | [diff] [blame] | 284 | &RMF_EADATA, |
| 285 | &RMF_DLM_REQ |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 286 | }; |
| 287 | |
| 288 | static const struct req_msg_field *mdt_swap_layouts[] = { |
| 289 | &RMF_PTLRPC_BODY, |
| 290 | &RMF_MDT_BODY, |
| 291 | &RMF_SWAP_LAYOUTS, |
| 292 | &RMF_CAPA1, |
| 293 | &RMF_CAPA2, |
| 294 | &RMF_DLM_REQ |
| 295 | }; |
| 296 | |
| 297 | static const struct req_msg_field *obd_connect_client[] = { |
| 298 | &RMF_PTLRPC_BODY, |
| 299 | &RMF_TGTUUID, |
| 300 | &RMF_CLUUID, |
| 301 | &RMF_CONN, |
| 302 | &RMF_CONNECT_DATA |
| 303 | }; |
| 304 | |
| 305 | static const struct req_msg_field *obd_connect_server[] = { |
| 306 | &RMF_PTLRPC_BODY, |
| 307 | &RMF_CONNECT_DATA |
| 308 | }; |
| 309 | |
| 310 | static const struct req_msg_field *obd_set_info_client[] = { |
| 311 | &RMF_PTLRPC_BODY, |
| 312 | &RMF_SETINFO_KEY, |
| 313 | &RMF_SETINFO_VAL |
| 314 | }; |
| 315 | |
| 316 | static const struct req_msg_field *ost_grant_shrink_client[] = { |
| 317 | &RMF_PTLRPC_BODY, |
| 318 | &RMF_SETINFO_KEY, |
| 319 | &RMF_OST_BODY |
| 320 | }; |
| 321 | |
| 322 | static const struct req_msg_field *mds_getinfo_client[] = { |
| 323 | &RMF_PTLRPC_BODY, |
| 324 | &RMF_GETINFO_KEY, |
| 325 | &RMF_GETINFO_VALLEN |
| 326 | }; |
| 327 | |
| 328 | static const struct req_msg_field *mds_getinfo_server[] = { |
| 329 | &RMF_PTLRPC_BODY, |
| 330 | &RMF_GETINFO_VAL, |
| 331 | }; |
| 332 | |
| 333 | static const struct req_msg_field *ldlm_enqueue_client[] = { |
| 334 | &RMF_PTLRPC_BODY, |
| 335 | &RMF_DLM_REQ |
| 336 | }; |
| 337 | |
| 338 | static const struct req_msg_field *ldlm_enqueue_server[] = { |
| 339 | &RMF_PTLRPC_BODY, |
| 340 | &RMF_DLM_REP |
| 341 | }; |
| 342 | |
| 343 | static const struct req_msg_field *ldlm_enqueue_lvb_server[] = { |
| 344 | &RMF_PTLRPC_BODY, |
| 345 | &RMF_DLM_REP, |
| 346 | &RMF_DLM_LVB |
| 347 | }; |
| 348 | |
| 349 | static const struct req_msg_field *ldlm_cp_callback_client[] = { |
| 350 | &RMF_PTLRPC_BODY, |
| 351 | &RMF_DLM_REQ, |
| 352 | &RMF_DLM_LVB |
| 353 | }; |
| 354 | |
| 355 | static const struct req_msg_field *ldlm_gl_callback_desc_client[] = { |
| 356 | &RMF_PTLRPC_BODY, |
| 357 | &RMF_DLM_REQ, |
| 358 | &RMF_DLM_GL_DESC |
| 359 | }; |
| 360 | |
| 361 | static const struct req_msg_field *ldlm_gl_callback_server[] = { |
| 362 | &RMF_PTLRPC_BODY, |
| 363 | &RMF_DLM_LVB |
| 364 | }; |
| 365 | |
| 366 | static const struct req_msg_field *ldlm_intent_basic_client[] = { |
| 367 | &RMF_PTLRPC_BODY, |
| 368 | &RMF_DLM_REQ, |
| 369 | &RMF_LDLM_INTENT, |
| 370 | }; |
| 371 | |
| 372 | static const struct req_msg_field *ldlm_intent_client[] = { |
| 373 | &RMF_PTLRPC_BODY, |
| 374 | &RMF_DLM_REQ, |
| 375 | &RMF_LDLM_INTENT, |
| 376 | &RMF_REC_REINT |
| 377 | }; |
| 378 | |
| 379 | static const struct req_msg_field *ldlm_intent_server[] = { |
| 380 | &RMF_PTLRPC_BODY, |
| 381 | &RMF_DLM_REP, |
| 382 | &RMF_MDT_BODY, |
| 383 | &RMF_MDT_MD, |
| 384 | &RMF_ACL |
| 385 | }; |
| 386 | |
| 387 | static const struct req_msg_field *ldlm_intent_layout_client[] = { |
| 388 | &RMF_PTLRPC_BODY, |
| 389 | &RMF_DLM_REQ, |
| 390 | &RMF_LDLM_INTENT, |
| 391 | &RMF_LAYOUT_INTENT, |
| 392 | &RMF_EADATA /* for new layout to be set up */ |
| 393 | }; |
Mike Rapoport | c9f6bb9 | 2015-10-13 16:03:42 +0300 | [diff] [blame] | 394 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 395 | static const struct req_msg_field *ldlm_intent_open_server[] = { |
| 396 | &RMF_PTLRPC_BODY, |
| 397 | &RMF_DLM_REP, |
| 398 | &RMF_MDT_BODY, |
| 399 | &RMF_MDT_MD, |
| 400 | &RMF_ACL, |
| 401 | &RMF_CAPA1, |
| 402 | &RMF_CAPA2 |
| 403 | }; |
| 404 | |
| 405 | static const struct req_msg_field *ldlm_intent_getattr_client[] = { |
| 406 | &RMF_PTLRPC_BODY, |
| 407 | &RMF_DLM_REQ, |
| 408 | &RMF_LDLM_INTENT, |
| 409 | &RMF_MDT_BODY, /* coincides with mds_getattr_name_client[] */ |
| 410 | &RMF_CAPA1, |
| 411 | &RMF_NAME |
| 412 | }; |
| 413 | |
| 414 | static const struct req_msg_field *ldlm_intent_getattr_server[] = { |
| 415 | &RMF_PTLRPC_BODY, |
| 416 | &RMF_DLM_REP, |
| 417 | &RMF_MDT_BODY, |
| 418 | &RMF_MDT_MD, |
| 419 | &RMF_ACL, |
| 420 | &RMF_CAPA1 |
| 421 | }; |
| 422 | |
| 423 | static const struct req_msg_field *ldlm_intent_create_client[] = { |
| 424 | &RMF_PTLRPC_BODY, |
| 425 | &RMF_DLM_REQ, |
| 426 | &RMF_LDLM_INTENT, |
| 427 | &RMF_REC_REINT, /* coincides with mds_reint_create_client[] */ |
| 428 | &RMF_CAPA1, |
| 429 | &RMF_NAME, |
| 430 | &RMF_EADATA |
| 431 | }; |
| 432 | |
| 433 | static const struct req_msg_field *ldlm_intent_open_client[] = { |
| 434 | &RMF_PTLRPC_BODY, |
| 435 | &RMF_DLM_REQ, |
| 436 | &RMF_LDLM_INTENT, |
| 437 | &RMF_REC_REINT, /* coincides with mds_reint_open_client[] */ |
| 438 | &RMF_CAPA1, |
| 439 | &RMF_CAPA2, |
| 440 | &RMF_NAME, |
| 441 | &RMF_EADATA |
| 442 | }; |
| 443 | |
| 444 | static const struct req_msg_field *ldlm_intent_unlink_client[] = { |
| 445 | &RMF_PTLRPC_BODY, |
| 446 | &RMF_DLM_REQ, |
| 447 | &RMF_LDLM_INTENT, |
| 448 | &RMF_REC_REINT, /* coincides with mds_reint_unlink_client[] */ |
| 449 | &RMF_CAPA1, |
| 450 | &RMF_NAME |
| 451 | }; |
| 452 | |
Andrew Perepechko | 7fc1f83 | 2013-12-03 21:58:49 +0800 | [diff] [blame] | 453 | static const struct req_msg_field *ldlm_intent_getxattr_client[] = { |
| 454 | &RMF_PTLRPC_BODY, |
| 455 | &RMF_DLM_REQ, |
| 456 | &RMF_LDLM_INTENT, |
| 457 | &RMF_MDT_BODY, |
| 458 | &RMF_CAPA1, |
| 459 | }; |
| 460 | |
| 461 | static const struct req_msg_field *ldlm_intent_getxattr_server[] = { |
| 462 | &RMF_PTLRPC_BODY, |
| 463 | &RMF_DLM_REP, |
| 464 | &RMF_MDT_BODY, |
| 465 | &RMF_MDT_MD, |
| 466 | &RMF_ACL, /* for req_capsule_extend/mdt_intent_policy */ |
| 467 | &RMF_EADATA, |
| 468 | &RMF_EAVALS, |
| 469 | &RMF_EAVALS_LENS |
| 470 | }; |
| 471 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 472 | static const struct req_msg_field *mds_getxattr_client[] = { |
| 473 | &RMF_PTLRPC_BODY, |
| 474 | &RMF_MDT_BODY, |
| 475 | &RMF_CAPA1, |
| 476 | &RMF_NAME, |
| 477 | &RMF_EADATA |
| 478 | }; |
| 479 | |
| 480 | static const struct req_msg_field *mds_getxattr_server[] = { |
| 481 | &RMF_PTLRPC_BODY, |
| 482 | &RMF_MDT_BODY, |
| 483 | &RMF_EADATA |
| 484 | }; |
| 485 | |
| 486 | static const struct req_msg_field *mds_getattr_server[] = { |
| 487 | &RMF_PTLRPC_BODY, |
| 488 | &RMF_MDT_BODY, |
| 489 | &RMF_MDT_MD, |
| 490 | &RMF_ACL, |
| 491 | &RMF_CAPA1, |
| 492 | &RMF_CAPA2 |
| 493 | }; |
| 494 | |
| 495 | static const struct req_msg_field *mds_setattr_server[] = { |
| 496 | &RMF_PTLRPC_BODY, |
| 497 | &RMF_MDT_BODY, |
| 498 | &RMF_MDT_MD, |
| 499 | &RMF_ACL, |
| 500 | &RMF_CAPA1, |
| 501 | &RMF_CAPA2 |
| 502 | }; |
| 503 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 504 | static const struct req_msg_field *llog_origin_handle_create_client[] = { |
| 505 | &RMF_PTLRPC_BODY, |
| 506 | &RMF_LLOGD_BODY, |
| 507 | &RMF_NAME |
| 508 | }; |
| 509 | |
| 510 | static const struct req_msg_field *llogd_body_only[] = { |
| 511 | &RMF_PTLRPC_BODY, |
| 512 | &RMF_LLOGD_BODY |
| 513 | }; |
| 514 | |
| 515 | static const struct req_msg_field *llog_log_hdr_only[] = { |
| 516 | &RMF_PTLRPC_BODY, |
| 517 | &RMF_LLOG_LOG_HDR |
| 518 | }; |
| 519 | |
| 520 | static const struct req_msg_field *llogd_conn_body_only[] = { |
| 521 | &RMF_PTLRPC_BODY, |
| 522 | &RMF_LLOGD_CONN_BODY |
| 523 | }; |
| 524 | |
| 525 | static const struct req_msg_field *llog_origin_handle_next_block_server[] = { |
| 526 | &RMF_PTLRPC_BODY, |
| 527 | &RMF_LLOGD_BODY, |
| 528 | &RMF_EADATA |
| 529 | }; |
| 530 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 531 | static const struct req_msg_field *ost_body_only[] = { |
| 532 | &RMF_PTLRPC_BODY, |
| 533 | &RMF_OST_BODY |
| 534 | }; |
| 535 | |
| 536 | static const struct req_msg_field *ost_body_capa[] = { |
| 537 | &RMF_PTLRPC_BODY, |
| 538 | &RMF_OST_BODY, |
| 539 | &RMF_CAPA1 |
| 540 | }; |
| 541 | |
| 542 | static const struct req_msg_field *ost_destroy_client[] = { |
| 543 | &RMF_PTLRPC_BODY, |
| 544 | &RMF_OST_BODY, |
| 545 | &RMF_DLM_REQ, |
| 546 | &RMF_CAPA1 |
| 547 | }; |
| 548 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 549 | static const struct req_msg_field *ost_brw_client[] = { |
| 550 | &RMF_PTLRPC_BODY, |
| 551 | &RMF_OST_BODY, |
| 552 | &RMF_OBD_IOOBJ, |
| 553 | &RMF_NIOBUF_REMOTE, |
| 554 | &RMF_CAPA1 |
| 555 | }; |
| 556 | |
| 557 | static const struct req_msg_field *ost_brw_read_server[] = { |
| 558 | &RMF_PTLRPC_BODY, |
| 559 | &RMF_OST_BODY |
| 560 | }; |
| 561 | |
| 562 | static const struct req_msg_field *ost_brw_write_server[] = { |
| 563 | &RMF_PTLRPC_BODY, |
| 564 | &RMF_OST_BODY, |
| 565 | &RMF_RCS |
| 566 | }; |
| 567 | |
| 568 | static const struct req_msg_field *ost_get_info_generic_server[] = { |
| 569 | &RMF_PTLRPC_BODY, |
| 570 | &RMF_GENERIC_DATA, |
| 571 | }; |
| 572 | |
| 573 | static const struct req_msg_field *ost_get_info_generic_client[] = { |
| 574 | &RMF_PTLRPC_BODY, |
Mikhail Pershin | 45fe5b1 | 2016-04-27 21:37:12 -0400 | [diff] [blame] | 575 | &RMF_GETINFO_KEY |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 576 | }; |
| 577 | |
| 578 | static const struct req_msg_field *ost_get_last_id_server[] = { |
| 579 | &RMF_PTLRPC_BODY, |
| 580 | &RMF_OBD_ID |
| 581 | }; |
| 582 | |
Mikhail Pershin | 45fe5b1 | 2016-04-27 21:37:12 -0400 | [diff] [blame] | 583 | static const struct req_msg_field *ost_get_last_fid_client[] = { |
| 584 | &RMF_PTLRPC_BODY, |
| 585 | &RMF_GETINFO_KEY, |
| 586 | &RMF_FID, |
| 587 | }; |
| 588 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 589 | static const struct req_msg_field *ost_get_last_fid_server[] = { |
| 590 | &RMF_PTLRPC_BODY, |
| 591 | &RMF_FID, |
| 592 | }; |
| 593 | |
| 594 | static const struct req_msg_field *ost_get_fiemap_client[] = { |
| 595 | &RMF_PTLRPC_BODY, |
| 596 | &RMF_FIEMAP_KEY, |
| 597 | &RMF_FIEMAP_VAL |
| 598 | }; |
| 599 | |
| 600 | static const struct req_msg_field *ost_get_fiemap_server[] = { |
| 601 | &RMF_PTLRPC_BODY, |
| 602 | &RMF_FIEMAP_VAL |
| 603 | }; |
| 604 | |
| 605 | static const struct req_msg_field *mdt_hsm_progress[] = { |
| 606 | &RMF_PTLRPC_BODY, |
| 607 | &RMF_MDT_BODY, |
| 608 | &RMF_MDS_HSM_PROGRESS, |
| 609 | }; |
| 610 | |
| 611 | static const struct req_msg_field *mdt_hsm_ct_register[] = { |
| 612 | &RMF_PTLRPC_BODY, |
| 613 | &RMF_MDT_BODY, |
| 614 | &RMF_MDS_HSM_ARCHIVE, |
| 615 | }; |
| 616 | |
| 617 | static const struct req_msg_field *mdt_hsm_ct_unregister[] = { |
| 618 | &RMF_PTLRPC_BODY, |
| 619 | &RMF_MDT_BODY, |
| 620 | }; |
| 621 | |
| 622 | static const struct req_msg_field *mdt_hsm_action_server[] = { |
| 623 | &RMF_PTLRPC_BODY, |
| 624 | &RMF_MDT_BODY, |
| 625 | &RMF_MDS_HSM_CURRENT_ACTION, |
| 626 | }; |
| 627 | |
| 628 | static const struct req_msg_field *mdt_hsm_state_get_server[] = { |
| 629 | &RMF_PTLRPC_BODY, |
| 630 | &RMF_MDT_BODY, |
| 631 | &RMF_HSM_USER_STATE, |
| 632 | }; |
| 633 | |
| 634 | static const struct req_msg_field *mdt_hsm_state_set[] = { |
| 635 | &RMF_PTLRPC_BODY, |
| 636 | &RMF_MDT_BODY, |
| 637 | &RMF_CAPA1, |
| 638 | &RMF_HSM_STATE_SET, |
| 639 | }; |
| 640 | |
| 641 | static const struct req_msg_field *mdt_hsm_request[] = { |
| 642 | &RMF_PTLRPC_BODY, |
| 643 | &RMF_MDT_BODY, |
| 644 | &RMF_MDS_HSM_REQUEST, |
| 645 | &RMF_MDS_HSM_USER_ITEM, |
| 646 | &RMF_GENERIC_DATA, |
| 647 | }; |
| 648 | |
| 649 | static struct req_format *req_formats[] = { |
| 650 | &RQF_OBD_PING, |
| 651 | &RQF_OBD_SET_INFO, |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 652 | &RQF_SEC_CTX, |
| 653 | &RQF_MGS_TARGET_REG, |
| 654 | &RQF_MGS_SET_INFO, |
| 655 | &RQF_MGS_CONFIG_READ, |
| 656 | &RQF_SEQ_QUERY, |
| 657 | &RQF_FLD_QUERY, |
wang di | b78c2b9b | 2016-04-28 12:07:34 -0400 | [diff] [blame] | 658 | &RQF_FLD_READ, |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 659 | &RQF_MDS_CONNECT, |
| 660 | &RQF_MDS_DISCONNECT, |
| 661 | &RQF_MDS_GET_INFO, |
| 662 | &RQF_MDS_GETSTATUS, |
| 663 | &RQF_MDS_STATFS, |
| 664 | &RQF_MDS_GETATTR, |
| 665 | &RQF_MDS_GETATTR_NAME, |
| 666 | &RQF_MDS_GETXATTR, |
| 667 | &RQF_MDS_SYNC, |
| 668 | &RQF_MDS_CLOSE, |
Jinshan Xiong | 48d23e6 | 2013-12-03 21:58:48 +0800 | [diff] [blame] | 669 | &RQF_MDS_RELEASE_CLOSE, |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 670 | &RQF_MDS_PIN, |
| 671 | &RQF_MDS_UNPIN, |
| 672 | &RQF_MDS_READPAGE, |
| 673 | &RQF_MDS_WRITEPAGE, |
| 674 | &RQF_MDS_IS_SUBDIR, |
| 675 | &RQF_MDS_DONE_WRITING, |
| 676 | &RQF_MDS_REINT, |
| 677 | &RQF_MDS_REINT_CREATE, |
Fan Yong | 341f1f0 | 2016-06-19 22:53:53 -0400 | [diff] [blame] | 678 | &RQF_MDS_REINT_CREATE_ACL, |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 679 | &RQF_MDS_REINT_CREATE_SLAVE, |
| 680 | &RQF_MDS_REINT_CREATE_SYM, |
| 681 | &RQF_MDS_REINT_OPEN, |
| 682 | &RQF_MDS_REINT_UNLINK, |
| 683 | &RQF_MDS_REINT_LINK, |
| 684 | &RQF_MDS_REINT_RENAME, |
| 685 | &RQF_MDS_REINT_SETATTR, |
| 686 | &RQF_MDS_REINT_SETXATTR, |
| 687 | &RQF_MDS_QUOTACHECK, |
| 688 | &RQF_MDS_QUOTACTL, |
| 689 | &RQF_MDS_HSM_PROGRESS, |
| 690 | &RQF_MDS_HSM_CT_REGISTER, |
| 691 | &RQF_MDS_HSM_CT_UNREGISTER, |
| 692 | &RQF_MDS_HSM_STATE_GET, |
| 693 | &RQF_MDS_HSM_STATE_SET, |
| 694 | &RQF_MDS_HSM_ACTION, |
| 695 | &RQF_MDS_HSM_REQUEST, |
| 696 | &RQF_MDS_SWAP_LAYOUTS, |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 697 | &RQF_QC_CALLBACK, |
| 698 | &RQF_OST_CONNECT, |
| 699 | &RQF_OST_DISCONNECT, |
| 700 | &RQF_OST_QUOTACHECK, |
| 701 | &RQF_OST_QUOTACTL, |
| 702 | &RQF_OST_GETATTR, |
| 703 | &RQF_OST_SETATTR, |
| 704 | &RQF_OST_CREATE, |
| 705 | &RQF_OST_PUNCH, |
| 706 | &RQF_OST_SYNC, |
| 707 | &RQF_OST_DESTROY, |
| 708 | &RQF_OST_BRW_READ, |
| 709 | &RQF_OST_BRW_WRITE, |
| 710 | &RQF_OST_STATFS, |
| 711 | &RQF_OST_SET_GRANT_INFO, |
Mikhail Pershin | 45fe5b1 | 2016-04-27 21:37:12 -0400 | [diff] [blame] | 712 | &RQF_OST_GET_INFO, |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 713 | &RQF_OST_GET_INFO_LAST_ID, |
| 714 | &RQF_OST_GET_INFO_LAST_FID, |
| 715 | &RQF_OST_SET_INFO_LAST_FID, |
| 716 | &RQF_OST_GET_INFO_FIEMAP, |
| 717 | &RQF_LDLM_ENQUEUE, |
| 718 | &RQF_LDLM_ENQUEUE_LVB, |
| 719 | &RQF_LDLM_CONVERT, |
| 720 | &RQF_LDLM_CANCEL, |
| 721 | &RQF_LDLM_CALLBACK, |
| 722 | &RQF_LDLM_CP_CALLBACK, |
| 723 | &RQF_LDLM_BL_CALLBACK, |
| 724 | &RQF_LDLM_GL_CALLBACK, |
| 725 | &RQF_LDLM_GL_DESC_CALLBACK, |
| 726 | &RQF_LDLM_INTENT, |
| 727 | &RQF_LDLM_INTENT_BASIC, |
| 728 | &RQF_LDLM_INTENT_LAYOUT, |
| 729 | &RQF_LDLM_INTENT_GETATTR, |
| 730 | &RQF_LDLM_INTENT_OPEN, |
| 731 | &RQF_LDLM_INTENT_CREATE, |
| 732 | &RQF_LDLM_INTENT_UNLINK, |
Andrew Perepechko | 7fc1f83 | 2013-12-03 21:58:49 +0800 | [diff] [blame] | 733 | &RQF_LDLM_INTENT_GETXATTR, |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 734 | &RQF_LOG_CANCEL, |
| 735 | &RQF_LLOG_ORIGIN_HANDLE_CREATE, |
| 736 | &RQF_LLOG_ORIGIN_HANDLE_DESTROY, |
| 737 | &RQF_LLOG_ORIGIN_HANDLE_NEXT_BLOCK, |
| 738 | &RQF_LLOG_ORIGIN_HANDLE_PREV_BLOCK, |
| 739 | &RQF_LLOG_ORIGIN_HANDLE_READ_HEADER, |
Mikhail Pershin | 65f1c78 | 2013-11-26 10:04:55 +0800 | [diff] [blame] | 740 | &RQF_LLOG_ORIGIN_CONNECT, |
| 741 | &RQF_CONNECT, |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 742 | }; |
| 743 | |
| 744 | struct req_msg_field { |
| 745 | const __u32 rmf_flags; |
| 746 | const char *rmf_name; |
| 747 | /** |
| 748 | * Field length. (-1) means "variable length". If the |
| 749 | * \a RMF_F_STRUCT_ARRAY flag is set the field is also variable-length, |
| 750 | * but the actual size must be a whole multiple of \a rmf_size. |
| 751 | */ |
| 752 | const int rmf_size; |
| 753 | void (*rmf_swabber)(void *); |
| 754 | void (*rmf_dumper)(void *); |
| 755 | int rmf_offset[ARRAY_SIZE(req_formats)][RCL_NR]; |
| 756 | }; |
| 757 | |
| 758 | enum rmf_flags { |
| 759 | /** |
| 760 | * The field is a string, must be NUL-terminated. |
| 761 | */ |
Shraddha Barke | 6876a14 | 2015-09-10 22:02:40 +0530 | [diff] [blame] | 762 | RMF_F_STRING = BIT(0), |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 763 | /** |
| 764 | * The field's buffer size need not match the declared \a rmf_size. |
| 765 | */ |
Shraddha Barke | 6876a14 | 2015-09-10 22:02:40 +0530 | [diff] [blame] | 766 | RMF_F_NO_SIZE_CHECK = BIT(1), |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 767 | /** |
| 768 | * The field's buffer size must be a whole multiple of the declared \a |
| 769 | * rmf_size and the \a rmf_swabber function must work on the declared \a |
| 770 | * rmf_size worth of bytes. |
| 771 | */ |
Shraddha Barke | 6876a14 | 2015-09-10 22:02:40 +0530 | [diff] [blame] | 772 | RMF_F_STRUCT_ARRAY = BIT(2) |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 773 | }; |
| 774 | |
| 775 | struct req_capsule; |
| 776 | |
| 777 | /* |
| 778 | * Request fields. |
| 779 | */ |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 780 | #define DEFINE_MSGF(name, flags, size, swabber, dumper) { \ |
| 781 | .rmf_name = (name), \ |
| 782 | .rmf_flags = (flags), \ |
| 783 | .rmf_size = (size), \ |
| 784 | .rmf_swabber = (void (*)(void *))(swabber), \ |
Hatice ERTÃœRK | cf9cac2 | 2015-02-27 21:54:22 +0200 | [diff] [blame] | 785 | .rmf_dumper = (void (*)(void *))(dumper) \ |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 786 | } |
| 787 | |
| 788 | struct req_msg_field RMF_GENERIC_DATA = |
| 789 | DEFINE_MSGF("generic_data", 0, |
| 790 | -1, NULL, NULL); |
| 791 | EXPORT_SYMBOL(RMF_GENERIC_DATA); |
| 792 | |
| 793 | struct req_msg_field RMF_MGS_TARGET_INFO = |
| 794 | DEFINE_MSGF("mgs_target_info", 0, |
| 795 | sizeof(struct mgs_target_info), |
| 796 | lustre_swab_mgs_target_info, NULL); |
| 797 | EXPORT_SYMBOL(RMF_MGS_TARGET_INFO); |
| 798 | |
| 799 | struct req_msg_field RMF_MGS_SEND_PARAM = |
| 800 | DEFINE_MSGF("mgs_send_param", 0, |
| 801 | sizeof(struct mgs_send_param), |
| 802 | NULL, NULL); |
| 803 | EXPORT_SYMBOL(RMF_MGS_SEND_PARAM); |
| 804 | |
| 805 | struct req_msg_field RMF_MGS_CONFIG_BODY = |
| 806 | DEFINE_MSGF("mgs_config_read request", 0, |
| 807 | sizeof(struct mgs_config_body), |
| 808 | lustre_swab_mgs_config_body, NULL); |
| 809 | EXPORT_SYMBOL(RMF_MGS_CONFIG_BODY); |
| 810 | |
| 811 | struct req_msg_field RMF_MGS_CONFIG_RES = |
| 812 | DEFINE_MSGF("mgs_config_read reply ", 0, |
| 813 | sizeof(struct mgs_config_res), |
| 814 | lustre_swab_mgs_config_res, NULL); |
| 815 | EXPORT_SYMBOL(RMF_MGS_CONFIG_RES); |
| 816 | |
| 817 | struct req_msg_field RMF_U32 = |
| 818 | DEFINE_MSGF("generic u32", 0, |
| 819 | sizeof(__u32), lustre_swab_generic_32s, NULL); |
| 820 | EXPORT_SYMBOL(RMF_U32); |
| 821 | |
| 822 | struct req_msg_field RMF_SETINFO_VAL = |
| 823 | DEFINE_MSGF("setinfo_val", 0, -1, NULL, NULL); |
| 824 | EXPORT_SYMBOL(RMF_SETINFO_VAL); |
| 825 | |
| 826 | struct req_msg_field RMF_GETINFO_KEY = |
| 827 | DEFINE_MSGF("getinfo_key", 0, -1, NULL, NULL); |
| 828 | EXPORT_SYMBOL(RMF_GETINFO_KEY); |
| 829 | |
| 830 | struct req_msg_field RMF_GETINFO_VALLEN = |
| 831 | DEFINE_MSGF("getinfo_vallen", 0, |
| 832 | sizeof(__u32), lustre_swab_generic_32s, NULL); |
| 833 | EXPORT_SYMBOL(RMF_GETINFO_VALLEN); |
| 834 | |
| 835 | struct req_msg_field RMF_GETINFO_VAL = |
| 836 | DEFINE_MSGF("getinfo_val", 0, -1, NULL, NULL); |
| 837 | EXPORT_SYMBOL(RMF_GETINFO_VAL); |
| 838 | |
| 839 | struct req_msg_field RMF_SEQ_OPC = |
| 840 | DEFINE_MSGF("seq_query_opc", 0, |
| 841 | sizeof(__u32), lustre_swab_generic_32s, NULL); |
| 842 | EXPORT_SYMBOL(RMF_SEQ_OPC); |
| 843 | |
| 844 | struct req_msg_field RMF_SEQ_RANGE = |
| 845 | DEFINE_MSGF("seq_query_range", 0, |
| 846 | sizeof(struct lu_seq_range), |
| 847 | lustre_swab_lu_seq_range, NULL); |
| 848 | EXPORT_SYMBOL(RMF_SEQ_RANGE); |
| 849 | |
| 850 | struct req_msg_field RMF_FLD_OPC = |
| 851 | DEFINE_MSGF("fld_query_opc", 0, |
| 852 | sizeof(__u32), lustre_swab_generic_32s, NULL); |
| 853 | EXPORT_SYMBOL(RMF_FLD_OPC); |
| 854 | |
| 855 | struct req_msg_field RMF_FLD_MDFLD = |
| 856 | DEFINE_MSGF("fld_query_mdfld", 0, |
| 857 | sizeof(struct lu_seq_range), |
| 858 | lustre_swab_lu_seq_range, NULL); |
| 859 | EXPORT_SYMBOL(RMF_FLD_MDFLD); |
| 860 | |
| 861 | struct req_msg_field RMF_MDT_BODY = |
| 862 | DEFINE_MSGF("mdt_body", 0, |
| 863 | sizeof(struct mdt_body), lustre_swab_mdt_body, NULL); |
| 864 | EXPORT_SYMBOL(RMF_MDT_BODY); |
| 865 | |
| 866 | struct req_msg_field RMF_OBD_QUOTACTL = |
| 867 | DEFINE_MSGF("obd_quotactl", 0, |
| 868 | sizeof(struct obd_quotactl), |
| 869 | lustre_swab_obd_quotactl, NULL); |
| 870 | EXPORT_SYMBOL(RMF_OBD_QUOTACTL); |
| 871 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 872 | struct req_msg_field RMF_MDT_EPOCH = |
| 873 | DEFINE_MSGF("mdt_ioepoch", 0, |
| 874 | sizeof(struct mdt_ioepoch), lustre_swab_mdt_ioepoch, NULL); |
| 875 | EXPORT_SYMBOL(RMF_MDT_EPOCH); |
| 876 | |
| 877 | struct req_msg_field RMF_PTLRPC_BODY = |
| 878 | DEFINE_MSGF("ptlrpc_body", 0, |
| 879 | sizeof(struct ptlrpc_body), lustre_swab_ptlrpc_body, NULL); |
| 880 | EXPORT_SYMBOL(RMF_PTLRPC_BODY); |
| 881 | |
Jinshan Xiong | 48d23e6 | 2013-12-03 21:58:48 +0800 | [diff] [blame] | 882 | struct req_msg_field RMF_CLOSE_DATA = |
| 883 | DEFINE_MSGF("data_version", 0, |
| 884 | sizeof(struct close_data), lustre_swab_close_data, NULL); |
| 885 | EXPORT_SYMBOL(RMF_CLOSE_DATA); |
| 886 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 887 | struct req_msg_field RMF_OBD_STATFS = |
| 888 | DEFINE_MSGF("obd_statfs", 0, |
| 889 | sizeof(struct obd_statfs), lustre_swab_obd_statfs, NULL); |
| 890 | EXPORT_SYMBOL(RMF_OBD_STATFS); |
| 891 | |
| 892 | struct req_msg_field RMF_SETINFO_KEY = |
| 893 | DEFINE_MSGF("setinfo_key", 0, -1, NULL, NULL); |
| 894 | EXPORT_SYMBOL(RMF_SETINFO_KEY); |
| 895 | |
| 896 | struct req_msg_field RMF_NAME = |
| 897 | DEFINE_MSGF("name", RMF_F_STRING, -1, NULL, NULL); |
| 898 | EXPORT_SYMBOL(RMF_NAME); |
| 899 | |
| 900 | struct req_msg_field RMF_SYMTGT = |
| 901 | DEFINE_MSGF("symtgt", RMF_F_STRING, -1, NULL, NULL); |
| 902 | EXPORT_SYMBOL(RMF_SYMTGT); |
| 903 | |
| 904 | struct req_msg_field RMF_TGTUUID = |
| 905 | DEFINE_MSGF("tgtuuid", RMF_F_STRING, sizeof(struct obd_uuid) - 1, NULL, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 906 | NULL); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 907 | EXPORT_SYMBOL(RMF_TGTUUID); |
| 908 | |
| 909 | struct req_msg_field RMF_CLUUID = |
| 910 | DEFINE_MSGF("cluuid", RMF_F_STRING, sizeof(struct obd_uuid) - 1, NULL, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 911 | NULL); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 912 | EXPORT_SYMBOL(RMF_CLUUID); |
| 913 | |
| 914 | struct req_msg_field RMF_STRING = |
| 915 | DEFINE_MSGF("string", RMF_F_STRING, -1, NULL, NULL); |
| 916 | EXPORT_SYMBOL(RMF_STRING); |
| 917 | |
| 918 | struct req_msg_field RMF_LLOGD_BODY = |
| 919 | DEFINE_MSGF("llogd_body", 0, |
| 920 | sizeof(struct llogd_body), lustre_swab_llogd_body, NULL); |
| 921 | EXPORT_SYMBOL(RMF_LLOGD_BODY); |
| 922 | |
| 923 | struct req_msg_field RMF_LLOG_LOG_HDR = |
| 924 | DEFINE_MSGF("llog_log_hdr", 0, |
| 925 | sizeof(struct llog_log_hdr), lustre_swab_llog_hdr, NULL); |
| 926 | EXPORT_SYMBOL(RMF_LLOG_LOG_HDR); |
| 927 | |
| 928 | struct req_msg_field RMF_LLOGD_CONN_BODY = |
| 929 | DEFINE_MSGF("llogd_conn_body", 0, |
| 930 | sizeof(struct llogd_conn_body), |
| 931 | lustre_swab_llogd_conn_body, NULL); |
| 932 | EXPORT_SYMBOL(RMF_LLOGD_CONN_BODY); |
| 933 | |
| 934 | /* |
| 935 | * connection handle received in MDS_CONNECT request. |
| 936 | * |
| 937 | * No swabbing needed because struct lustre_handle contains only a 64-bit cookie |
| 938 | * that the client does not interpret at all. |
| 939 | */ |
| 940 | struct req_msg_field RMF_CONN = |
| 941 | DEFINE_MSGF("conn", 0, sizeof(struct lustre_handle), NULL, NULL); |
| 942 | EXPORT_SYMBOL(RMF_CONN); |
| 943 | |
| 944 | struct req_msg_field RMF_CONNECT_DATA = |
| 945 | DEFINE_MSGF("cdata", |
| 946 | RMF_F_NO_SIZE_CHECK /* we allow extra space for interop */, |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 947 | sizeof(struct obd_connect_data), |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 948 | lustre_swab_connect, NULL); |
| 949 | EXPORT_SYMBOL(RMF_CONNECT_DATA); |
| 950 | |
| 951 | struct req_msg_field RMF_DLM_REQ = |
| 952 | DEFINE_MSGF("dlm_req", RMF_F_NO_SIZE_CHECK /* ldlm_request_bufsize */, |
| 953 | sizeof(struct ldlm_request), |
| 954 | lustre_swab_ldlm_request, NULL); |
| 955 | EXPORT_SYMBOL(RMF_DLM_REQ); |
| 956 | |
| 957 | struct req_msg_field RMF_DLM_REP = |
| 958 | DEFINE_MSGF("dlm_rep", 0, |
| 959 | sizeof(struct ldlm_reply), lustre_swab_ldlm_reply, NULL); |
| 960 | EXPORT_SYMBOL(RMF_DLM_REP); |
| 961 | |
| 962 | struct req_msg_field RMF_LDLM_INTENT = |
| 963 | DEFINE_MSGF("ldlm_intent", 0, |
| 964 | sizeof(struct ldlm_intent), lustre_swab_ldlm_intent, NULL); |
| 965 | EXPORT_SYMBOL(RMF_LDLM_INTENT); |
| 966 | |
| 967 | struct req_msg_field RMF_DLM_LVB = |
| 968 | DEFINE_MSGF("dlm_lvb", 0, -1, NULL, NULL); |
| 969 | EXPORT_SYMBOL(RMF_DLM_LVB); |
| 970 | |
| 971 | struct req_msg_field RMF_DLM_GL_DESC = |
| 972 | DEFINE_MSGF("dlm_gl_desc", 0, sizeof(union ldlm_gl_desc), |
| 973 | lustre_swab_gl_desc, NULL); |
| 974 | EXPORT_SYMBOL(RMF_DLM_GL_DESC); |
| 975 | |
| 976 | struct req_msg_field RMF_MDT_MD = |
| 977 | DEFINE_MSGF("mdt_md", RMF_F_NO_SIZE_CHECK, MIN_MD_SIZE, NULL, NULL); |
| 978 | EXPORT_SYMBOL(RMF_MDT_MD); |
| 979 | |
| 980 | struct req_msg_field RMF_REC_REINT = |
| 981 | DEFINE_MSGF("rec_reint", 0, sizeof(struct mdt_rec_reint), |
| 982 | lustre_swab_mdt_rec_reint, NULL); |
| 983 | EXPORT_SYMBOL(RMF_REC_REINT); |
| 984 | |
| 985 | /* FIXME: this length should be defined as a macro */ |
| 986 | struct req_msg_field RMF_EADATA = DEFINE_MSGF("eadata", 0, -1, |
| 987 | NULL, NULL); |
| 988 | EXPORT_SYMBOL(RMF_EADATA); |
| 989 | |
Andrew Perepechko | 7fc1f83 | 2013-12-03 21:58:49 +0800 | [diff] [blame] | 990 | struct req_msg_field RMF_EAVALS = DEFINE_MSGF("eavals", 0, -1, NULL, NULL); |
| 991 | EXPORT_SYMBOL(RMF_EAVALS); |
| 992 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 993 | struct req_msg_field RMF_ACL = |
| 994 | DEFINE_MSGF("acl", RMF_F_NO_SIZE_CHECK, |
| 995 | LUSTRE_POSIX_ACL_MAX_SIZE, NULL, NULL); |
| 996 | EXPORT_SYMBOL(RMF_ACL); |
| 997 | |
| 998 | /* FIXME: this should be made to use RMF_F_STRUCT_ARRAY */ |
| 999 | struct req_msg_field RMF_LOGCOOKIES = |
| 1000 | DEFINE_MSGF("logcookies", RMF_F_NO_SIZE_CHECK /* multiple cookies */, |
| 1001 | sizeof(struct llog_cookie), NULL, NULL); |
| 1002 | EXPORT_SYMBOL(RMF_LOGCOOKIES); |
| 1003 | |
| 1004 | struct req_msg_field RMF_CAPA1 = |
| 1005 | DEFINE_MSGF("capa", 0, sizeof(struct lustre_capa), |
| 1006 | lustre_swab_lustre_capa, NULL); |
| 1007 | EXPORT_SYMBOL(RMF_CAPA1); |
| 1008 | |
| 1009 | struct req_msg_field RMF_CAPA2 = |
| 1010 | DEFINE_MSGF("capa", 0, sizeof(struct lustre_capa), |
| 1011 | lustre_swab_lustre_capa, NULL); |
| 1012 | EXPORT_SYMBOL(RMF_CAPA2); |
| 1013 | |
| 1014 | struct req_msg_field RMF_LAYOUT_INTENT = |
| 1015 | DEFINE_MSGF("layout_intent", 0, |
| 1016 | sizeof(struct layout_intent), lustre_swab_layout_intent, |
| 1017 | NULL); |
| 1018 | EXPORT_SYMBOL(RMF_LAYOUT_INTENT); |
| 1019 | |
| 1020 | /* |
| 1021 | * OST request field. |
| 1022 | */ |
| 1023 | struct req_msg_field RMF_OST_BODY = |
| 1024 | DEFINE_MSGF("ost_body", 0, |
| 1025 | sizeof(struct ost_body), lustre_swab_ost_body, dump_ost_body); |
| 1026 | EXPORT_SYMBOL(RMF_OST_BODY); |
| 1027 | |
| 1028 | struct req_msg_field RMF_OBD_IOOBJ = |
| 1029 | DEFINE_MSGF("obd_ioobj", RMF_F_STRUCT_ARRAY, |
| 1030 | sizeof(struct obd_ioobj), lustre_swab_obd_ioobj, dump_ioo); |
| 1031 | EXPORT_SYMBOL(RMF_OBD_IOOBJ); |
| 1032 | |
| 1033 | struct req_msg_field RMF_NIOBUF_REMOTE = |
| 1034 | DEFINE_MSGF("niobuf_remote", RMF_F_STRUCT_ARRAY, |
| 1035 | sizeof(struct niobuf_remote), lustre_swab_niobuf_remote, |
| 1036 | dump_rniobuf); |
| 1037 | EXPORT_SYMBOL(RMF_NIOBUF_REMOTE); |
| 1038 | |
| 1039 | struct req_msg_field RMF_RCS = |
| 1040 | DEFINE_MSGF("niobuf_remote", RMF_F_STRUCT_ARRAY, sizeof(__u32), |
| 1041 | lustre_swab_generic_32s, dump_rcs); |
| 1042 | EXPORT_SYMBOL(RMF_RCS); |
| 1043 | |
Andrew Perepechko | 7fc1f83 | 2013-12-03 21:58:49 +0800 | [diff] [blame] | 1044 | struct req_msg_field RMF_EAVALS_LENS = |
| 1045 | DEFINE_MSGF("eavals_lens", RMF_F_STRUCT_ARRAY, sizeof(__u32), |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1046 | lustre_swab_generic_32s, NULL); |
Andrew Perepechko | 7fc1f83 | 2013-12-03 21:58:49 +0800 | [diff] [blame] | 1047 | EXPORT_SYMBOL(RMF_EAVALS_LENS); |
| 1048 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1049 | struct req_msg_field RMF_OBD_ID = |
Oleg Drokin | 21aef7d | 2014-08-15 12:55:56 -0400 | [diff] [blame] | 1050 | DEFINE_MSGF("u64", 0, |
| 1051 | sizeof(u64), lustre_swab_ost_last_id, NULL); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1052 | EXPORT_SYMBOL(RMF_OBD_ID); |
| 1053 | |
| 1054 | struct req_msg_field RMF_FID = |
| 1055 | DEFINE_MSGF("fid", 0, |
| 1056 | sizeof(struct lu_fid), lustre_swab_lu_fid, NULL); |
| 1057 | EXPORT_SYMBOL(RMF_FID); |
| 1058 | |
| 1059 | struct req_msg_field RMF_OST_ID = |
| 1060 | DEFINE_MSGF("ost_id", 0, |
| 1061 | sizeof(struct ost_id), lustre_swab_ost_id, NULL); |
| 1062 | EXPORT_SYMBOL(RMF_OST_ID); |
| 1063 | |
| 1064 | struct req_msg_field RMF_FIEMAP_KEY = |
| 1065 | DEFINE_MSGF("fiemap", 0, sizeof(struct ll_fiemap_info_key), |
| 1066 | lustre_swab_fiemap, NULL); |
| 1067 | EXPORT_SYMBOL(RMF_FIEMAP_KEY); |
| 1068 | |
| 1069 | struct req_msg_field RMF_FIEMAP_VAL = |
| 1070 | DEFINE_MSGF("fiemap", 0, -1, lustre_swab_fiemap, NULL); |
| 1071 | EXPORT_SYMBOL(RMF_FIEMAP_VAL); |
| 1072 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1073 | struct req_msg_field RMF_HSM_USER_STATE = |
| 1074 | DEFINE_MSGF("hsm_user_state", 0, sizeof(struct hsm_user_state), |
| 1075 | lustre_swab_hsm_user_state, NULL); |
| 1076 | EXPORT_SYMBOL(RMF_HSM_USER_STATE); |
| 1077 | |
| 1078 | struct req_msg_field RMF_HSM_STATE_SET = |
| 1079 | DEFINE_MSGF("hsm_state_set", 0, sizeof(struct hsm_state_set), |
| 1080 | lustre_swab_hsm_state_set, NULL); |
| 1081 | EXPORT_SYMBOL(RMF_HSM_STATE_SET); |
| 1082 | |
| 1083 | struct req_msg_field RMF_MDS_HSM_PROGRESS = |
| 1084 | DEFINE_MSGF("hsm_progress", 0, sizeof(struct hsm_progress_kernel), |
| 1085 | lustre_swab_hsm_progress_kernel, NULL); |
| 1086 | EXPORT_SYMBOL(RMF_MDS_HSM_PROGRESS); |
| 1087 | |
| 1088 | struct req_msg_field RMF_MDS_HSM_CURRENT_ACTION = |
| 1089 | DEFINE_MSGF("hsm_current_action", 0, sizeof(struct hsm_current_action), |
| 1090 | lustre_swab_hsm_current_action, NULL); |
| 1091 | EXPORT_SYMBOL(RMF_MDS_HSM_CURRENT_ACTION); |
| 1092 | |
| 1093 | struct req_msg_field RMF_MDS_HSM_USER_ITEM = |
| 1094 | DEFINE_MSGF("hsm_user_item", RMF_F_STRUCT_ARRAY, |
| 1095 | sizeof(struct hsm_user_item), lustre_swab_hsm_user_item, |
| 1096 | NULL); |
| 1097 | EXPORT_SYMBOL(RMF_MDS_HSM_USER_ITEM); |
| 1098 | |
| 1099 | struct req_msg_field RMF_MDS_HSM_ARCHIVE = |
| 1100 | DEFINE_MSGF("hsm_archive", 0, |
| 1101 | sizeof(__u32), lustre_swab_generic_32s, NULL); |
| 1102 | EXPORT_SYMBOL(RMF_MDS_HSM_ARCHIVE); |
| 1103 | |
| 1104 | struct req_msg_field RMF_MDS_HSM_REQUEST = |
| 1105 | DEFINE_MSGF("hsm_request", 0, sizeof(struct hsm_request), |
| 1106 | lustre_swab_hsm_request, NULL); |
| 1107 | EXPORT_SYMBOL(RMF_MDS_HSM_REQUEST); |
| 1108 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1109 | struct req_msg_field RMF_SWAP_LAYOUTS = |
| 1110 | DEFINE_MSGF("swap_layouts", 0, sizeof(struct mdc_swap_layouts), |
| 1111 | lustre_swab_swap_layouts, NULL); |
| 1112 | EXPORT_SYMBOL(RMF_SWAP_LAYOUTS); |
| 1113 | /* |
| 1114 | * Request formats. |
| 1115 | */ |
| 1116 | |
| 1117 | struct req_format { |
| 1118 | const char *rf_name; |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1119 | int rf_idx; |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1120 | struct { |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1121 | int nr; |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1122 | const struct req_msg_field **d; |
| 1123 | } rf_fields[RCL_NR]; |
| 1124 | }; |
| 1125 | |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1126 | #define DEFINE_REQ_FMT(name, client, client_nr, server, server_nr) { \ |
| 1127 | .rf_name = name, \ |
| 1128 | .rf_fields = { \ |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1129 | [RCL_CLIENT] = { \ |
| 1130 | .nr = client_nr, \ |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1131 | .d = client \ |
| 1132 | }, \ |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1133 | [RCL_SERVER] = { \ |
| 1134 | .nr = server_nr, \ |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1135 | .d = server \ |
| 1136 | } \ |
| 1137 | } \ |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1138 | } |
| 1139 | |
| 1140 | #define DEFINE_REQ_FMT0(name, client, server) \ |
| 1141 | DEFINE_REQ_FMT(name, client, ARRAY_SIZE(client), server, ARRAY_SIZE(server)) |
| 1142 | |
| 1143 | struct req_format RQF_OBD_PING = |
| 1144 | DEFINE_REQ_FMT0("OBD_PING", empty, empty); |
| 1145 | EXPORT_SYMBOL(RQF_OBD_PING); |
| 1146 | |
| 1147 | struct req_format RQF_OBD_SET_INFO = |
| 1148 | DEFINE_REQ_FMT0("OBD_SET_INFO", obd_set_info_client, empty); |
| 1149 | EXPORT_SYMBOL(RQF_OBD_SET_INFO); |
| 1150 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1151 | struct req_format RQF_SEC_CTX = |
| 1152 | DEFINE_REQ_FMT0("SEC_CTX", empty, empty); |
| 1153 | EXPORT_SYMBOL(RQF_SEC_CTX); |
| 1154 | |
| 1155 | struct req_format RQF_MGS_TARGET_REG = |
| 1156 | DEFINE_REQ_FMT0("MGS_TARGET_REG", mgs_target_info_only, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1157 | mgs_target_info_only); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1158 | EXPORT_SYMBOL(RQF_MGS_TARGET_REG); |
| 1159 | |
| 1160 | struct req_format RQF_MGS_SET_INFO = |
| 1161 | DEFINE_REQ_FMT0("MGS_SET_INFO", mgs_set_info, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1162 | mgs_set_info); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1163 | EXPORT_SYMBOL(RQF_MGS_SET_INFO); |
| 1164 | |
| 1165 | struct req_format RQF_MGS_CONFIG_READ = |
| 1166 | DEFINE_REQ_FMT0("MGS_CONFIG_READ", mgs_config_read_client, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1167 | mgs_config_read_server); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1168 | EXPORT_SYMBOL(RQF_MGS_CONFIG_READ); |
| 1169 | |
| 1170 | struct req_format RQF_SEQ_QUERY = |
| 1171 | DEFINE_REQ_FMT0("SEQ_QUERY", seq_query_client, seq_query_server); |
| 1172 | EXPORT_SYMBOL(RQF_SEQ_QUERY); |
| 1173 | |
| 1174 | struct req_format RQF_FLD_QUERY = |
| 1175 | DEFINE_REQ_FMT0("FLD_QUERY", fld_query_client, fld_query_server); |
| 1176 | EXPORT_SYMBOL(RQF_FLD_QUERY); |
| 1177 | |
wang di | b78c2b9b | 2016-04-28 12:07:34 -0400 | [diff] [blame] | 1178 | struct req_format RQF_FLD_READ = |
| 1179 | DEFINE_REQ_FMT0("FLD_READ", fld_read_client, fld_read_server); |
| 1180 | EXPORT_SYMBOL(RQF_FLD_READ); |
| 1181 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1182 | struct req_format RQF_LOG_CANCEL = |
| 1183 | DEFINE_REQ_FMT0("OBD_LOG_CANCEL", log_cancel_client, empty); |
| 1184 | EXPORT_SYMBOL(RQF_LOG_CANCEL); |
| 1185 | |
| 1186 | struct req_format RQF_MDS_QUOTACHECK = |
| 1187 | DEFINE_REQ_FMT0("MDS_QUOTACHECK", quotactl_only, empty); |
| 1188 | EXPORT_SYMBOL(RQF_MDS_QUOTACHECK); |
| 1189 | |
| 1190 | struct req_format RQF_OST_QUOTACHECK = |
| 1191 | DEFINE_REQ_FMT0("OST_QUOTACHECK", quotactl_only, empty); |
| 1192 | EXPORT_SYMBOL(RQF_OST_QUOTACHECK); |
| 1193 | |
| 1194 | struct req_format RQF_MDS_QUOTACTL = |
| 1195 | DEFINE_REQ_FMT0("MDS_QUOTACTL", quotactl_only, quotactl_only); |
| 1196 | EXPORT_SYMBOL(RQF_MDS_QUOTACTL); |
| 1197 | |
| 1198 | struct req_format RQF_OST_QUOTACTL = |
| 1199 | DEFINE_REQ_FMT0("OST_QUOTACTL", quotactl_only, quotactl_only); |
| 1200 | EXPORT_SYMBOL(RQF_OST_QUOTACTL); |
| 1201 | |
| 1202 | struct req_format RQF_QC_CALLBACK = |
| 1203 | DEFINE_REQ_FMT0("QC_CALLBACK", quotactl_only, empty); |
| 1204 | EXPORT_SYMBOL(RQF_QC_CALLBACK); |
| 1205 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1206 | struct req_format RQF_MDS_GETSTATUS = |
| 1207 | DEFINE_REQ_FMT0("MDS_GETSTATUS", mdt_body_only, mdt_body_capa); |
| 1208 | EXPORT_SYMBOL(RQF_MDS_GETSTATUS); |
| 1209 | |
| 1210 | struct req_format RQF_MDS_STATFS = |
| 1211 | DEFINE_REQ_FMT0("MDS_STATFS", empty, obd_statfs_server); |
| 1212 | EXPORT_SYMBOL(RQF_MDS_STATFS); |
| 1213 | |
| 1214 | struct req_format RQF_MDS_SYNC = |
| 1215 | DEFINE_REQ_FMT0("MDS_SYNC", mdt_body_capa, mdt_body_only); |
| 1216 | EXPORT_SYMBOL(RQF_MDS_SYNC); |
| 1217 | |
| 1218 | struct req_format RQF_MDS_GETATTR = |
| 1219 | DEFINE_REQ_FMT0("MDS_GETATTR", mdt_body_capa, mds_getattr_server); |
| 1220 | EXPORT_SYMBOL(RQF_MDS_GETATTR); |
| 1221 | |
| 1222 | struct req_format RQF_MDS_GETXATTR = |
| 1223 | DEFINE_REQ_FMT0("MDS_GETXATTR", |
| 1224 | mds_getxattr_client, mds_getxattr_server); |
| 1225 | EXPORT_SYMBOL(RQF_MDS_GETXATTR); |
| 1226 | |
| 1227 | struct req_format RQF_MDS_GETATTR_NAME = |
| 1228 | DEFINE_REQ_FMT0("MDS_GETATTR_NAME", |
| 1229 | mds_getattr_name_client, mds_getattr_server); |
| 1230 | EXPORT_SYMBOL(RQF_MDS_GETATTR_NAME); |
| 1231 | |
| 1232 | struct req_format RQF_MDS_REINT = |
| 1233 | DEFINE_REQ_FMT0("MDS_REINT", mds_reint_client, mdt_body_only); |
| 1234 | EXPORT_SYMBOL(RQF_MDS_REINT); |
| 1235 | |
| 1236 | struct req_format RQF_MDS_REINT_CREATE = |
| 1237 | DEFINE_REQ_FMT0("MDS_REINT_CREATE", |
| 1238 | mds_reint_create_client, mdt_body_capa); |
| 1239 | EXPORT_SYMBOL(RQF_MDS_REINT_CREATE); |
| 1240 | |
Fan Yong | 341f1f0 | 2016-06-19 22:53:53 -0400 | [diff] [blame] | 1241 | struct req_format RQF_MDS_REINT_CREATE_ACL = |
| 1242 | DEFINE_REQ_FMT0("MDS_REINT_CREATE_ACL", |
| 1243 | mds_reint_create_acl_client, mdt_body_capa); |
| 1244 | EXPORT_SYMBOL(RQF_MDS_REINT_CREATE_ACL); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1245 | |
| 1246 | struct req_format RQF_MDS_REINT_CREATE_SLAVE = |
| 1247 | DEFINE_REQ_FMT0("MDS_REINT_CREATE_EA", |
| 1248 | mds_reint_create_slave_client, mdt_body_capa); |
| 1249 | EXPORT_SYMBOL(RQF_MDS_REINT_CREATE_SLAVE); |
| 1250 | |
| 1251 | struct req_format RQF_MDS_REINT_CREATE_SYM = |
| 1252 | DEFINE_REQ_FMT0("MDS_REINT_CREATE_SYM", |
| 1253 | mds_reint_create_sym_client, mdt_body_capa); |
| 1254 | EXPORT_SYMBOL(RQF_MDS_REINT_CREATE_SYM); |
| 1255 | |
| 1256 | struct req_format RQF_MDS_REINT_OPEN = |
| 1257 | DEFINE_REQ_FMT0("MDS_REINT_OPEN", |
| 1258 | mds_reint_open_client, mds_reint_open_server); |
| 1259 | EXPORT_SYMBOL(RQF_MDS_REINT_OPEN); |
| 1260 | |
| 1261 | struct req_format RQF_MDS_REINT_UNLINK = |
| 1262 | DEFINE_REQ_FMT0("MDS_REINT_UNLINK", mds_reint_unlink_client, |
| 1263 | mds_last_unlink_server); |
| 1264 | EXPORT_SYMBOL(RQF_MDS_REINT_UNLINK); |
| 1265 | |
| 1266 | struct req_format RQF_MDS_REINT_LINK = |
| 1267 | DEFINE_REQ_FMT0("MDS_REINT_LINK", |
| 1268 | mds_reint_link_client, mdt_body_only); |
| 1269 | EXPORT_SYMBOL(RQF_MDS_REINT_LINK); |
| 1270 | |
| 1271 | struct req_format RQF_MDS_REINT_RENAME = |
| 1272 | DEFINE_REQ_FMT0("MDS_REINT_RENAME", mds_reint_rename_client, |
| 1273 | mds_last_unlink_server); |
| 1274 | EXPORT_SYMBOL(RQF_MDS_REINT_RENAME); |
| 1275 | |
| 1276 | struct req_format RQF_MDS_REINT_SETATTR = |
| 1277 | DEFINE_REQ_FMT0("MDS_REINT_SETATTR", |
| 1278 | mds_reint_setattr_client, mds_setattr_server); |
| 1279 | EXPORT_SYMBOL(RQF_MDS_REINT_SETATTR); |
| 1280 | |
| 1281 | struct req_format RQF_MDS_REINT_SETXATTR = |
| 1282 | DEFINE_REQ_FMT0("MDS_REINT_SETXATTR", |
| 1283 | mds_reint_setxattr_client, mdt_body_only); |
| 1284 | EXPORT_SYMBOL(RQF_MDS_REINT_SETXATTR); |
| 1285 | |
| 1286 | struct req_format RQF_MDS_CONNECT = |
| 1287 | DEFINE_REQ_FMT0("MDS_CONNECT", |
| 1288 | obd_connect_client, obd_connect_server); |
| 1289 | EXPORT_SYMBOL(RQF_MDS_CONNECT); |
| 1290 | |
| 1291 | struct req_format RQF_MDS_DISCONNECT = |
| 1292 | DEFINE_REQ_FMT0("MDS_DISCONNECT", empty, empty); |
| 1293 | EXPORT_SYMBOL(RQF_MDS_DISCONNECT); |
| 1294 | |
| 1295 | struct req_format RQF_MDS_GET_INFO = |
| 1296 | DEFINE_REQ_FMT0("MDS_GET_INFO", mds_getinfo_client, |
| 1297 | mds_getinfo_server); |
| 1298 | EXPORT_SYMBOL(RQF_MDS_GET_INFO); |
| 1299 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1300 | struct req_format RQF_LDLM_ENQUEUE = |
| 1301 | DEFINE_REQ_FMT0("LDLM_ENQUEUE", |
| 1302 | ldlm_enqueue_client, ldlm_enqueue_lvb_server); |
| 1303 | EXPORT_SYMBOL(RQF_LDLM_ENQUEUE); |
| 1304 | |
| 1305 | struct req_format RQF_LDLM_ENQUEUE_LVB = |
| 1306 | DEFINE_REQ_FMT0("LDLM_ENQUEUE_LVB", |
| 1307 | ldlm_enqueue_client, ldlm_enqueue_lvb_server); |
| 1308 | EXPORT_SYMBOL(RQF_LDLM_ENQUEUE_LVB); |
| 1309 | |
| 1310 | struct req_format RQF_LDLM_CONVERT = |
| 1311 | DEFINE_REQ_FMT0("LDLM_CONVERT", |
| 1312 | ldlm_enqueue_client, ldlm_enqueue_server); |
| 1313 | EXPORT_SYMBOL(RQF_LDLM_CONVERT); |
| 1314 | |
| 1315 | struct req_format RQF_LDLM_CANCEL = |
| 1316 | DEFINE_REQ_FMT0("LDLM_CANCEL", ldlm_enqueue_client, empty); |
| 1317 | EXPORT_SYMBOL(RQF_LDLM_CANCEL); |
| 1318 | |
| 1319 | struct req_format RQF_LDLM_CALLBACK = |
| 1320 | DEFINE_REQ_FMT0("LDLM_CALLBACK", ldlm_enqueue_client, empty); |
| 1321 | EXPORT_SYMBOL(RQF_LDLM_CALLBACK); |
| 1322 | |
| 1323 | struct req_format RQF_LDLM_CP_CALLBACK = |
| 1324 | DEFINE_REQ_FMT0("LDLM_CP_CALLBACK", ldlm_cp_callback_client, empty); |
| 1325 | EXPORT_SYMBOL(RQF_LDLM_CP_CALLBACK); |
| 1326 | |
| 1327 | struct req_format RQF_LDLM_BL_CALLBACK = |
| 1328 | DEFINE_REQ_FMT0("LDLM_BL_CALLBACK", ldlm_enqueue_client, empty); |
| 1329 | EXPORT_SYMBOL(RQF_LDLM_BL_CALLBACK); |
| 1330 | |
| 1331 | struct req_format RQF_LDLM_GL_CALLBACK = |
| 1332 | DEFINE_REQ_FMT0("LDLM_GL_CALLBACK", ldlm_enqueue_client, |
| 1333 | ldlm_gl_callback_server); |
| 1334 | EXPORT_SYMBOL(RQF_LDLM_GL_CALLBACK); |
| 1335 | |
| 1336 | struct req_format RQF_LDLM_GL_DESC_CALLBACK = |
| 1337 | DEFINE_REQ_FMT0("LDLM_GL_CALLBACK", ldlm_gl_callback_desc_client, |
| 1338 | ldlm_gl_callback_server); |
| 1339 | EXPORT_SYMBOL(RQF_LDLM_GL_DESC_CALLBACK); |
| 1340 | |
| 1341 | struct req_format RQF_LDLM_INTENT_BASIC = |
| 1342 | DEFINE_REQ_FMT0("LDLM_INTENT_BASIC", |
| 1343 | ldlm_intent_basic_client, ldlm_enqueue_lvb_server); |
| 1344 | EXPORT_SYMBOL(RQF_LDLM_INTENT_BASIC); |
| 1345 | |
| 1346 | struct req_format RQF_LDLM_INTENT = |
| 1347 | DEFINE_REQ_FMT0("LDLM_INTENT", |
| 1348 | ldlm_intent_client, ldlm_intent_server); |
| 1349 | EXPORT_SYMBOL(RQF_LDLM_INTENT); |
| 1350 | |
| 1351 | struct req_format RQF_LDLM_INTENT_LAYOUT = |
| 1352 | DEFINE_REQ_FMT0("LDLM_INTENT_LAYOUT ", |
| 1353 | ldlm_intent_layout_client, ldlm_enqueue_lvb_server); |
| 1354 | EXPORT_SYMBOL(RQF_LDLM_INTENT_LAYOUT); |
| 1355 | |
| 1356 | struct req_format RQF_LDLM_INTENT_GETATTR = |
| 1357 | DEFINE_REQ_FMT0("LDLM_INTENT_GETATTR", |
| 1358 | ldlm_intent_getattr_client, ldlm_intent_getattr_server); |
| 1359 | EXPORT_SYMBOL(RQF_LDLM_INTENT_GETATTR); |
| 1360 | |
| 1361 | struct req_format RQF_LDLM_INTENT_OPEN = |
| 1362 | DEFINE_REQ_FMT0("LDLM_INTENT_OPEN", |
| 1363 | ldlm_intent_open_client, ldlm_intent_open_server); |
| 1364 | EXPORT_SYMBOL(RQF_LDLM_INTENT_OPEN); |
| 1365 | |
| 1366 | struct req_format RQF_LDLM_INTENT_CREATE = |
| 1367 | DEFINE_REQ_FMT0("LDLM_INTENT_CREATE", |
| 1368 | ldlm_intent_create_client, ldlm_intent_getattr_server); |
| 1369 | EXPORT_SYMBOL(RQF_LDLM_INTENT_CREATE); |
| 1370 | |
| 1371 | struct req_format RQF_LDLM_INTENT_UNLINK = |
| 1372 | DEFINE_REQ_FMT0("LDLM_INTENT_UNLINK", |
| 1373 | ldlm_intent_unlink_client, ldlm_intent_server); |
| 1374 | EXPORT_SYMBOL(RQF_LDLM_INTENT_UNLINK); |
| 1375 | |
Andrew Perepechko | 7fc1f83 | 2013-12-03 21:58:49 +0800 | [diff] [blame] | 1376 | struct req_format RQF_LDLM_INTENT_GETXATTR = |
| 1377 | DEFINE_REQ_FMT0("LDLM_INTENT_GETXATTR", |
| 1378 | ldlm_intent_getxattr_client, |
| 1379 | ldlm_intent_getxattr_server); |
| 1380 | EXPORT_SYMBOL(RQF_LDLM_INTENT_GETXATTR); |
| 1381 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1382 | struct req_format RQF_MDS_CLOSE = |
| 1383 | DEFINE_REQ_FMT0("MDS_CLOSE", |
| 1384 | mdt_close_client, mds_last_unlink_server); |
| 1385 | EXPORT_SYMBOL(RQF_MDS_CLOSE); |
| 1386 | |
Jinshan Xiong | 48d23e6 | 2013-12-03 21:58:48 +0800 | [diff] [blame] | 1387 | struct req_format RQF_MDS_RELEASE_CLOSE = |
| 1388 | DEFINE_REQ_FMT0("MDS_CLOSE", |
| 1389 | mdt_release_close_client, mds_last_unlink_server); |
| 1390 | EXPORT_SYMBOL(RQF_MDS_RELEASE_CLOSE); |
| 1391 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1392 | struct req_format RQF_MDS_PIN = |
| 1393 | DEFINE_REQ_FMT0("MDS_PIN", |
| 1394 | mdt_body_capa, mdt_body_only); |
| 1395 | EXPORT_SYMBOL(RQF_MDS_PIN); |
| 1396 | |
| 1397 | struct req_format RQF_MDS_UNPIN = |
| 1398 | DEFINE_REQ_FMT0("MDS_UNPIN", mdt_body_only, empty); |
| 1399 | EXPORT_SYMBOL(RQF_MDS_UNPIN); |
| 1400 | |
| 1401 | struct req_format RQF_MDS_DONE_WRITING = |
| 1402 | DEFINE_REQ_FMT0("MDS_DONE_WRITING", |
| 1403 | mdt_close_client, mdt_body_only); |
| 1404 | EXPORT_SYMBOL(RQF_MDS_DONE_WRITING); |
| 1405 | |
| 1406 | struct req_format RQF_MDS_READPAGE = |
| 1407 | DEFINE_REQ_FMT0("MDS_READPAGE", |
| 1408 | mdt_body_capa, mdt_body_only); |
| 1409 | EXPORT_SYMBOL(RQF_MDS_READPAGE); |
| 1410 | |
| 1411 | struct req_format RQF_MDS_HSM_ACTION = |
| 1412 | DEFINE_REQ_FMT0("MDS_HSM_ACTION", mdt_body_capa, mdt_hsm_action_server); |
| 1413 | EXPORT_SYMBOL(RQF_MDS_HSM_ACTION); |
| 1414 | |
| 1415 | struct req_format RQF_MDS_HSM_PROGRESS = |
| 1416 | DEFINE_REQ_FMT0("MDS_HSM_PROGRESS", mdt_hsm_progress, empty); |
| 1417 | EXPORT_SYMBOL(RQF_MDS_HSM_PROGRESS); |
| 1418 | |
| 1419 | struct req_format RQF_MDS_HSM_CT_REGISTER = |
| 1420 | DEFINE_REQ_FMT0("MDS_HSM_CT_REGISTER", mdt_hsm_ct_register, empty); |
| 1421 | EXPORT_SYMBOL(RQF_MDS_HSM_CT_REGISTER); |
| 1422 | |
| 1423 | struct req_format RQF_MDS_HSM_CT_UNREGISTER = |
| 1424 | DEFINE_REQ_FMT0("MDS_HSM_CT_UNREGISTER", mdt_hsm_ct_unregister, empty); |
| 1425 | EXPORT_SYMBOL(RQF_MDS_HSM_CT_UNREGISTER); |
| 1426 | |
| 1427 | struct req_format RQF_MDS_HSM_STATE_GET = |
| 1428 | DEFINE_REQ_FMT0("MDS_HSM_STATE_GET", |
| 1429 | mdt_body_capa, mdt_hsm_state_get_server); |
| 1430 | EXPORT_SYMBOL(RQF_MDS_HSM_STATE_GET); |
| 1431 | |
| 1432 | struct req_format RQF_MDS_HSM_STATE_SET = |
| 1433 | DEFINE_REQ_FMT0("MDS_HSM_STATE_SET", mdt_hsm_state_set, empty); |
| 1434 | EXPORT_SYMBOL(RQF_MDS_HSM_STATE_SET); |
| 1435 | |
| 1436 | struct req_format RQF_MDS_HSM_REQUEST = |
| 1437 | DEFINE_REQ_FMT0("MDS_HSM_REQUEST", mdt_hsm_request, empty); |
| 1438 | EXPORT_SYMBOL(RQF_MDS_HSM_REQUEST); |
| 1439 | |
| 1440 | struct req_format RQF_MDS_SWAP_LAYOUTS = |
| 1441 | DEFINE_REQ_FMT0("MDS_SWAP_LAYOUTS", |
| 1442 | mdt_swap_layouts, empty); |
| 1443 | EXPORT_SYMBOL(RQF_MDS_SWAP_LAYOUTS); |
| 1444 | |
| 1445 | /* This is for split */ |
| 1446 | struct req_format RQF_MDS_WRITEPAGE = |
| 1447 | DEFINE_REQ_FMT0("MDS_WRITEPAGE", |
| 1448 | mdt_body_capa, mdt_body_only); |
| 1449 | EXPORT_SYMBOL(RQF_MDS_WRITEPAGE); |
| 1450 | |
| 1451 | struct req_format RQF_MDS_IS_SUBDIR = |
| 1452 | DEFINE_REQ_FMT0("MDS_IS_SUBDIR", |
| 1453 | mdt_body_only, mdt_body_only); |
| 1454 | EXPORT_SYMBOL(RQF_MDS_IS_SUBDIR); |
| 1455 | |
| 1456 | struct req_format RQF_LLOG_ORIGIN_HANDLE_CREATE = |
| 1457 | DEFINE_REQ_FMT0("LLOG_ORIGIN_HANDLE_CREATE", |
| 1458 | llog_origin_handle_create_client, llogd_body_only); |
| 1459 | EXPORT_SYMBOL(RQF_LLOG_ORIGIN_HANDLE_CREATE); |
| 1460 | |
| 1461 | struct req_format RQF_LLOG_ORIGIN_HANDLE_DESTROY = |
| 1462 | DEFINE_REQ_FMT0("LLOG_ORIGIN_HANDLE_DESTROY", |
| 1463 | llogd_body_only, llogd_body_only); |
| 1464 | EXPORT_SYMBOL(RQF_LLOG_ORIGIN_HANDLE_DESTROY); |
| 1465 | |
| 1466 | struct req_format RQF_LLOG_ORIGIN_HANDLE_NEXT_BLOCK = |
| 1467 | DEFINE_REQ_FMT0("LLOG_ORIGIN_HANDLE_NEXT_BLOCK", |
| 1468 | llogd_body_only, llog_origin_handle_next_block_server); |
| 1469 | EXPORT_SYMBOL(RQF_LLOG_ORIGIN_HANDLE_NEXT_BLOCK); |
| 1470 | |
| 1471 | struct req_format RQF_LLOG_ORIGIN_HANDLE_PREV_BLOCK = |
| 1472 | DEFINE_REQ_FMT0("LLOG_ORIGIN_HANDLE_PREV_BLOCK", |
| 1473 | llogd_body_only, llog_origin_handle_next_block_server); |
| 1474 | EXPORT_SYMBOL(RQF_LLOG_ORIGIN_HANDLE_PREV_BLOCK); |
| 1475 | |
| 1476 | struct req_format RQF_LLOG_ORIGIN_HANDLE_READ_HEADER = |
| 1477 | DEFINE_REQ_FMT0("LLOG_ORIGIN_HANDLE_READ_HEADER", |
| 1478 | llogd_body_only, llog_log_hdr_only); |
| 1479 | EXPORT_SYMBOL(RQF_LLOG_ORIGIN_HANDLE_READ_HEADER); |
| 1480 | |
| 1481 | struct req_format RQF_LLOG_ORIGIN_CONNECT = |
| 1482 | DEFINE_REQ_FMT0("LLOG_ORIGIN_CONNECT", llogd_conn_body_only, empty); |
| 1483 | EXPORT_SYMBOL(RQF_LLOG_ORIGIN_CONNECT); |
| 1484 | |
Mikhail Pershin | 65f1c78 | 2013-11-26 10:04:55 +0800 | [diff] [blame] | 1485 | struct req_format RQF_CONNECT = |
| 1486 | DEFINE_REQ_FMT0("CONNECT", obd_connect_client, obd_connect_server); |
| 1487 | EXPORT_SYMBOL(RQF_CONNECT); |
| 1488 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1489 | struct req_format RQF_OST_CONNECT = |
| 1490 | DEFINE_REQ_FMT0("OST_CONNECT", |
| 1491 | obd_connect_client, obd_connect_server); |
| 1492 | EXPORT_SYMBOL(RQF_OST_CONNECT); |
| 1493 | |
| 1494 | struct req_format RQF_OST_DISCONNECT = |
| 1495 | DEFINE_REQ_FMT0("OST_DISCONNECT", empty, empty); |
| 1496 | EXPORT_SYMBOL(RQF_OST_DISCONNECT); |
| 1497 | |
| 1498 | struct req_format RQF_OST_GETATTR = |
| 1499 | DEFINE_REQ_FMT0("OST_GETATTR", ost_body_capa, ost_body_only); |
| 1500 | EXPORT_SYMBOL(RQF_OST_GETATTR); |
| 1501 | |
| 1502 | struct req_format RQF_OST_SETATTR = |
| 1503 | DEFINE_REQ_FMT0("OST_SETATTR", ost_body_capa, ost_body_only); |
| 1504 | EXPORT_SYMBOL(RQF_OST_SETATTR); |
| 1505 | |
| 1506 | struct req_format RQF_OST_CREATE = |
| 1507 | DEFINE_REQ_FMT0("OST_CREATE", ost_body_only, ost_body_only); |
| 1508 | EXPORT_SYMBOL(RQF_OST_CREATE); |
| 1509 | |
| 1510 | struct req_format RQF_OST_PUNCH = |
| 1511 | DEFINE_REQ_FMT0("OST_PUNCH", ost_body_capa, ost_body_only); |
| 1512 | EXPORT_SYMBOL(RQF_OST_PUNCH); |
| 1513 | |
| 1514 | struct req_format RQF_OST_SYNC = |
| 1515 | DEFINE_REQ_FMT0("OST_SYNC", ost_body_capa, ost_body_only); |
| 1516 | EXPORT_SYMBOL(RQF_OST_SYNC); |
| 1517 | |
| 1518 | struct req_format RQF_OST_DESTROY = |
| 1519 | DEFINE_REQ_FMT0("OST_DESTROY", ost_destroy_client, ost_body_only); |
| 1520 | EXPORT_SYMBOL(RQF_OST_DESTROY); |
| 1521 | |
| 1522 | struct req_format RQF_OST_BRW_READ = |
| 1523 | DEFINE_REQ_FMT0("OST_BRW_READ", ost_brw_client, ost_brw_read_server); |
| 1524 | EXPORT_SYMBOL(RQF_OST_BRW_READ); |
| 1525 | |
| 1526 | struct req_format RQF_OST_BRW_WRITE = |
| 1527 | DEFINE_REQ_FMT0("OST_BRW_WRITE", ost_brw_client, ost_brw_write_server); |
| 1528 | EXPORT_SYMBOL(RQF_OST_BRW_WRITE); |
| 1529 | |
| 1530 | struct req_format RQF_OST_STATFS = |
| 1531 | DEFINE_REQ_FMT0("OST_STATFS", empty, obd_statfs_server); |
| 1532 | EXPORT_SYMBOL(RQF_OST_STATFS); |
| 1533 | |
| 1534 | struct req_format RQF_OST_SET_GRANT_INFO = |
| 1535 | DEFINE_REQ_FMT0("OST_SET_GRANT_INFO", ost_grant_shrink_client, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1536 | ost_body_only); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1537 | EXPORT_SYMBOL(RQF_OST_SET_GRANT_INFO); |
| 1538 | |
Mikhail Pershin | 45fe5b1 | 2016-04-27 21:37:12 -0400 | [diff] [blame] | 1539 | struct req_format RQF_OST_GET_INFO = |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1540 | DEFINE_REQ_FMT0("OST_GET_INFO", ost_get_info_generic_client, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1541 | ost_get_info_generic_server); |
Mikhail Pershin | 45fe5b1 | 2016-04-27 21:37:12 -0400 | [diff] [blame] | 1542 | EXPORT_SYMBOL(RQF_OST_GET_INFO); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1543 | |
| 1544 | struct req_format RQF_OST_GET_INFO_LAST_ID = |
| 1545 | DEFINE_REQ_FMT0("OST_GET_INFO_LAST_ID", ost_get_info_generic_client, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1546 | ost_get_last_id_server); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1547 | EXPORT_SYMBOL(RQF_OST_GET_INFO_LAST_ID); |
| 1548 | |
| 1549 | struct req_format RQF_OST_GET_INFO_LAST_FID = |
Mikhail Pershin | 45fe5b1 | 2016-04-27 21:37:12 -0400 | [diff] [blame] | 1550 | DEFINE_REQ_FMT0("OST_GET_INFO_LAST_FID", ost_get_last_fid_client, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1551 | ost_get_last_fid_server); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1552 | EXPORT_SYMBOL(RQF_OST_GET_INFO_LAST_FID); |
| 1553 | |
| 1554 | struct req_format RQF_OST_SET_INFO_LAST_FID = |
| 1555 | DEFINE_REQ_FMT0("OST_SET_INFO_LAST_FID", obd_set_info_client, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1556 | empty); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1557 | EXPORT_SYMBOL(RQF_OST_SET_INFO_LAST_FID); |
| 1558 | |
| 1559 | struct req_format RQF_OST_GET_INFO_FIEMAP = |
| 1560 | DEFINE_REQ_FMT0("OST_GET_INFO_FIEMAP", ost_get_fiemap_client, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1561 | ost_get_fiemap_server); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1562 | EXPORT_SYMBOL(RQF_OST_GET_INFO_FIEMAP); |
| 1563 | |
| 1564 | #if !defined(__REQ_LAYOUT_USER__) |
| 1565 | |
| 1566 | /* Convenience macro */ |
| 1567 | #define FMT_FIELD(fmt, i, j) (fmt)->rf_fields[(i)].d[(j)] |
| 1568 | |
| 1569 | /** |
| 1570 | * Initializes the capsule abstraction by computing and setting the \a rf_idx |
| 1571 | * field of RQFs and the \a rmf_offset field of RMFs. |
| 1572 | */ |
| 1573 | int req_layout_init(void) |
| 1574 | { |
| 1575 | int i; |
| 1576 | int j; |
| 1577 | int k; |
| 1578 | struct req_format *rf = NULL; |
| 1579 | |
| 1580 | for (i = 0; i < ARRAY_SIZE(req_formats); ++i) { |
| 1581 | rf = req_formats[i]; |
| 1582 | rf->rf_idx = i; |
| 1583 | for (j = 0; j < RCL_NR; ++j) { |
| 1584 | LASSERT(rf->rf_fields[j].nr <= REQ_MAX_FIELD_NR); |
| 1585 | for (k = 0; k < rf->rf_fields[j].nr; ++k) { |
| 1586 | struct req_msg_field *field; |
| 1587 | |
| 1588 | field = (typeof(field))rf->rf_fields[j].d[k]; |
| 1589 | LASSERT(!(field->rmf_flags & RMF_F_STRUCT_ARRAY) |
| 1590 | || field->rmf_size > 0); |
| 1591 | LASSERT(field->rmf_offset[i][j] == 0); |
| 1592 | /* |
| 1593 | * k + 1 to detect unused format/field |
| 1594 | * combinations. |
| 1595 | */ |
| 1596 | field->rmf_offset[i][j] = k + 1; |
| 1597 | } |
| 1598 | } |
| 1599 | } |
| 1600 | return 0; |
| 1601 | } |
| 1602 | EXPORT_SYMBOL(req_layout_init); |
| 1603 | |
| 1604 | void req_layout_fini(void) |
| 1605 | { |
| 1606 | } |
| 1607 | EXPORT_SYMBOL(req_layout_fini); |
| 1608 | |
| 1609 | /** |
| 1610 | * Initializes the expected sizes of each RMF in a \a pill (\a rc_area) to -1. |
| 1611 | * |
| 1612 | * Actual/expected field sizes are set elsewhere in functions in this file: |
| 1613 | * req_capsule_init(), req_capsule_server_pack(), req_capsule_set_size() and |
| 1614 | * req_capsule_msg_size(). The \a rc_area information is used by. |
| 1615 | * ptlrpc_request_set_replen(). |
| 1616 | */ |
Shraddha Barke | 98e0a28 | 2015-10-04 13:00:12 +0530 | [diff] [blame] | 1617 | static void req_capsule_init_area(struct req_capsule *pill) |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1618 | { |
| 1619 | int i; |
| 1620 | |
| 1621 | for (i = 0; i < ARRAY_SIZE(pill->rc_area[RCL_CLIENT]); i++) { |
| 1622 | pill->rc_area[RCL_CLIENT][i] = -1; |
| 1623 | pill->rc_area[RCL_SERVER][i] = -1; |
| 1624 | } |
| 1625 | } |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1626 | |
| 1627 | /** |
| 1628 | * Initialize a pill. |
| 1629 | * |
| 1630 | * The \a location indicates whether the caller is executing on the client side |
| 1631 | * (RCL_CLIENT) or server side (RCL_SERVER).. |
| 1632 | */ |
| 1633 | void req_capsule_init(struct req_capsule *pill, |
| 1634 | struct ptlrpc_request *req, |
| 1635 | enum req_location location) |
| 1636 | { |
| 1637 | LASSERT(location == RCL_SERVER || location == RCL_CLIENT); |
| 1638 | |
| 1639 | /* |
| 1640 | * Today all capsules are embedded in ptlrpc_request structs, |
| 1641 | * but just in case that ever isn't the case, we don't reach |
| 1642 | * into req unless req != NULL and pill is the one embedded in |
| 1643 | * the req. |
| 1644 | * |
| 1645 | * The req->rq_pill_init flag makes it safe to initialize a pill |
| 1646 | * twice, which might happen in the OST paths as a result of the |
| 1647 | * high-priority RPC queue getting peeked at before ost_handle() |
| 1648 | * handles an OST RPC. |
| 1649 | */ |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 1650 | if (req && pill == &req->rq_pill && req->rq_pill_init) |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1651 | return; |
| 1652 | |
Joe Perches | ec83e61 | 2013-10-13 20:22:03 -0700 | [diff] [blame] | 1653 | memset(pill, 0, sizeof(*pill)); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1654 | pill->rc_req = req; |
| 1655 | pill->rc_loc = location; |
| 1656 | req_capsule_init_area(pill); |
| 1657 | |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 1658 | if (req && pill == &req->rq_pill) |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1659 | req->rq_pill_init = 1; |
| 1660 | } |
| 1661 | EXPORT_SYMBOL(req_capsule_init); |
| 1662 | |
| 1663 | void req_capsule_fini(struct req_capsule *pill) |
| 1664 | { |
| 1665 | } |
| 1666 | EXPORT_SYMBOL(req_capsule_fini); |
| 1667 | |
| 1668 | static int __req_format_is_sane(const struct req_format *fmt) |
| 1669 | { |
| 1670 | return |
| 1671 | 0 <= fmt->rf_idx && fmt->rf_idx < ARRAY_SIZE(req_formats) && |
| 1672 | req_formats[fmt->rf_idx] == fmt; |
| 1673 | } |
| 1674 | |
| 1675 | static struct lustre_msg *__req_msg(const struct req_capsule *pill, |
| 1676 | enum req_location loc) |
| 1677 | { |
| 1678 | struct ptlrpc_request *req; |
| 1679 | |
| 1680 | req = pill->rc_req; |
| 1681 | return loc == RCL_CLIENT ? req->rq_reqmsg : req->rq_repmsg; |
| 1682 | } |
| 1683 | |
| 1684 | /** |
| 1685 | * Set the format (\a fmt) of a \a pill; format changes are not allowed here |
| 1686 | * (see req_capsule_extend()). |
| 1687 | */ |
| 1688 | void req_capsule_set(struct req_capsule *pill, const struct req_format *fmt) |
| 1689 | { |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 1690 | LASSERT(!pill->rc_fmt || pill->rc_fmt == fmt); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1691 | LASSERT(__req_format_is_sane(fmt)); |
| 1692 | |
| 1693 | pill->rc_fmt = fmt; |
| 1694 | } |
| 1695 | EXPORT_SYMBOL(req_capsule_set); |
| 1696 | |
| 1697 | /** |
| 1698 | * Fills in any parts of the \a rc_area of a \a pill that haven't been filled in |
| 1699 | * yet. |
| 1700 | |
| 1701 | * \a rc_area is an array of REQ_MAX_FIELD_NR elements, used to store sizes of |
| 1702 | * variable-sized fields. The field sizes come from the declared \a rmf_size |
| 1703 | * field of a \a pill's \a rc_fmt's RMF's. |
| 1704 | */ |
| 1705 | int req_capsule_filled_sizes(struct req_capsule *pill, |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1706 | enum req_location loc) |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1707 | { |
| 1708 | const struct req_format *fmt = pill->rc_fmt; |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1709 | int i; |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1710 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1711 | for (i = 0; i < fmt->rf_fields[loc].nr; ++i) { |
| 1712 | if (pill->rc_area[loc][i] == -1) { |
| 1713 | pill->rc_area[loc][i] = |
| 1714 | fmt->rf_fields[loc].d[i]->rmf_size; |
| 1715 | if (pill->rc_area[loc][i] == -1) { |
| 1716 | /* |
| 1717 | * Skip the following fields. |
| 1718 | * |
| 1719 | * If this LASSERT() trips then you're missing a |
| 1720 | * call to req_capsule_set_size(). |
| 1721 | */ |
| 1722 | LASSERT(loc != RCL_SERVER); |
| 1723 | break; |
| 1724 | } |
| 1725 | } |
| 1726 | } |
| 1727 | return i; |
| 1728 | } |
| 1729 | EXPORT_SYMBOL(req_capsule_filled_sizes); |
| 1730 | |
| 1731 | /** |
| 1732 | * Capsule equivalent of lustre_pack_request() and lustre_pack_reply(). |
| 1733 | * |
| 1734 | * This function uses the \a pill's \a rc_area as filled in by |
| 1735 | * req_capsule_set_size() or req_capsule_filled_sizes() (the latter is called by |
| 1736 | * this function). |
| 1737 | */ |
| 1738 | int req_capsule_server_pack(struct req_capsule *pill) |
| 1739 | { |
| 1740 | const struct req_format *fmt; |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1741 | int count; |
| 1742 | int rc; |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1743 | |
| 1744 | LASSERT(pill->rc_loc == RCL_SERVER); |
| 1745 | fmt = pill->rc_fmt; |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 1746 | LASSERT(fmt); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1747 | |
| 1748 | count = req_capsule_filled_sizes(pill, RCL_SERVER); |
| 1749 | rc = lustre_pack_reply(pill->rc_req, count, |
| 1750 | pill->rc_area[RCL_SERVER], NULL); |
| 1751 | if (rc != 0) { |
| 1752 | DEBUG_REQ(D_ERROR, pill->rc_req, |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1753 | "Cannot pack %d fields in format `%s': ", |
| 1754 | count, fmt->rf_name); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1755 | } |
| 1756 | return rc; |
| 1757 | } |
| 1758 | EXPORT_SYMBOL(req_capsule_server_pack); |
| 1759 | |
| 1760 | /** |
| 1761 | * Returns the PTLRPC request or reply (\a loc) buffer offset of a \a pill |
| 1762 | * corresponding to the given RMF (\a field). |
| 1763 | */ |
| 1764 | static int __req_capsule_offset(const struct req_capsule *pill, |
| 1765 | const struct req_msg_field *field, |
| 1766 | enum req_location loc) |
| 1767 | { |
| 1768 | int offset; |
| 1769 | |
| 1770 | offset = field->rmf_offset[pill->rc_fmt->rf_idx][loc]; |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 1771 | LASSERTF(offset > 0, "%s:%s, off=%d, loc=%d\n", pill->rc_fmt->rf_name, |
| 1772 | field->rmf_name, offset, loc); |
Melike Yurtoglu | 5dd7070 | 2015-02-27 22:15:12 +0200 | [diff] [blame] | 1773 | offset--; |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1774 | |
| 1775 | LASSERT(0 <= offset && offset < REQ_MAX_FIELD_NR); |
| 1776 | return offset; |
| 1777 | } |
| 1778 | |
| 1779 | /** |
| 1780 | * Helper for __req_capsule_get(); swabs value / array of values and/or dumps |
| 1781 | * them if desired. |
| 1782 | */ |
| 1783 | static |
| 1784 | void |
| 1785 | swabber_dumper_helper(struct req_capsule *pill, |
| 1786 | const struct req_msg_field *field, |
| 1787 | enum req_location loc, |
| 1788 | int offset, |
Kristina Martsenko | 3949015e | 2013-11-11 21:34:58 +0200 | [diff] [blame] | 1789 | void *value, int len, int dump, void (*swabber)(void *)) |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1790 | { |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1791 | void *p; |
| 1792 | int i; |
| 1793 | int n; |
| 1794 | int do_swab; |
| 1795 | int inout = loc == RCL_CLIENT; |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1796 | |
| 1797 | swabber = swabber ?: field->rmf_swabber; |
| 1798 | |
| 1799 | if (ptlrpc_buf_need_swab(pill->rc_req, inout, offset) && |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 1800 | swabber && value) |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1801 | do_swab = 1; |
| 1802 | else |
| 1803 | do_swab = 0; |
| 1804 | |
Michal Nazarewicz | 358bd68 | 2013-11-29 18:10:59 +0100 | [diff] [blame] | 1805 | if (!field->rmf_dumper) |
| 1806 | dump = 0; |
| 1807 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1808 | if (!(field->rmf_flags & RMF_F_STRUCT_ARRAY)) { |
Michal Nazarewicz | 358bd68 | 2013-11-29 18:10:59 +0100 | [diff] [blame] | 1809 | if (dump) { |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1810 | CDEBUG(D_RPCTRACE, "Dump of %sfield %s follows\n", |
| 1811 | do_swab ? "unswabbed " : "", field->rmf_name); |
| 1812 | field->rmf_dumper(value); |
| 1813 | } |
| 1814 | if (!do_swab) |
| 1815 | return; |
| 1816 | swabber(value); |
| 1817 | ptlrpc_buf_set_swabbed(pill->rc_req, inout, offset); |
Sebastien Buisson | a739735 | 2016-03-07 18:10:19 -0500 | [diff] [blame] | 1818 | if (dump && field->rmf_dumper) { |
Joe Perches | 2d00bd1 | 2014-11-23 11:28:50 -0800 | [diff] [blame] | 1819 | CDEBUG(D_RPCTRACE, "Dump of swabbed field %s follows\n", |
| 1820 | field->rmf_name); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1821 | field->rmf_dumper(value); |
| 1822 | } |
| 1823 | |
| 1824 | return; |
| 1825 | } |
| 1826 | |
| 1827 | /* |
| 1828 | * We're swabbing an array; swabber() swabs a single array element, so |
| 1829 | * swab every element. |
| 1830 | */ |
| 1831 | LASSERT((len % field->rmf_size) == 0); |
| 1832 | for (p = value, i = 0, n = len / field->rmf_size; |
| 1833 | i < n; |
| 1834 | i++, p += field->rmf_size) { |
Michal Nazarewicz | 358bd68 | 2013-11-29 18:10:59 +0100 | [diff] [blame] | 1835 | if (dump) { |
Joe Perches | 2d00bd1 | 2014-11-23 11:28:50 -0800 | [diff] [blame] | 1836 | CDEBUG(D_RPCTRACE, "Dump of %sarray field %s, element %d follows\n", |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1837 | do_swab ? "unswabbed " : "", field->rmf_name, i); |
| 1838 | field->rmf_dumper(p); |
| 1839 | } |
| 1840 | if (!do_swab) |
| 1841 | continue; |
| 1842 | swabber(p); |
Michal Nazarewicz | 358bd68 | 2013-11-29 18:10:59 +0100 | [diff] [blame] | 1843 | if (dump) { |
Joe Perches | 2d00bd1 | 2014-11-23 11:28:50 -0800 | [diff] [blame] | 1844 | CDEBUG(D_RPCTRACE, "Dump of swabbed array field %s, element %d follows\n", |
| 1845 | field->rmf_name, i); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1846 | field->rmf_dumper(value); |
| 1847 | } |
| 1848 | } |
| 1849 | if (do_swab) |
| 1850 | ptlrpc_buf_set_swabbed(pill->rc_req, inout, offset); |
| 1851 | } |
| 1852 | |
| 1853 | /** |
| 1854 | * Returns the pointer to a PTLRPC request or reply (\a loc) buffer of a \a pill |
| 1855 | * corresponding to the given RMF (\a field). |
| 1856 | * |
| 1857 | * The buffer will be swabbed using the given \a swabber. If \a swabber == NULL |
| 1858 | * then the \a rmf_swabber from the RMF will be used. Soon there will be no |
| 1859 | * calls to __req_capsule_get() with a non-NULL \a swabber; \a swabber will then |
| 1860 | * be removed. Fields with the \a RMF_F_STRUCT_ARRAY flag set will have each |
| 1861 | * element of the array swabbed. |
| 1862 | */ |
| 1863 | static void *__req_capsule_get(struct req_capsule *pill, |
| 1864 | const struct req_msg_field *field, |
| 1865 | enum req_location loc, |
Kristina Martsenko | 3949015e | 2013-11-11 21:34:58 +0200 | [diff] [blame] | 1866 | void (*swabber)(void *), |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1867 | int dump) |
| 1868 | { |
| 1869 | const struct req_format *fmt; |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 1870 | struct lustre_msg *msg; |
| 1871 | void *value; |
| 1872 | int len; |
| 1873 | int offset; |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1874 | |
| 1875 | void *(*getter)(struct lustre_msg *m, int n, int minlen); |
| 1876 | |
| 1877 | static const char *rcl_names[RCL_NR] = { |
| 1878 | [RCL_CLIENT] = "client", |
| 1879 | [RCL_SERVER] = "server" |
| 1880 | }; |
| 1881 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1882 | fmt = pill->rc_fmt; |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 1883 | LASSERT(fmt); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1884 | LASSERT(fmt != LP_POISON); |
| 1885 | LASSERT(__req_format_is_sane(fmt)); |
| 1886 | |
| 1887 | offset = __req_capsule_offset(pill, field, loc); |
| 1888 | |
| 1889 | msg = __req_msg(pill, loc); |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 1890 | LASSERT(msg); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1891 | |
| 1892 | getter = (field->rmf_flags & RMF_F_STRING) ? |
| 1893 | (typeof(getter))lustre_msg_string : lustre_msg_buf; |
| 1894 | |
| 1895 | if (field->rmf_flags & RMF_F_STRUCT_ARRAY) { |
| 1896 | /* |
| 1897 | * We've already asserted that field->rmf_size > 0 in |
| 1898 | * req_layout_init(). |
| 1899 | */ |
| 1900 | len = lustre_msg_buflen(msg, offset); |
| 1901 | if ((len % field->rmf_size) != 0) { |
Joe Perches | 2d00bd1 | 2014-11-23 11:28:50 -0800 | [diff] [blame] | 1902 | CERROR("%s: array field size mismatch %d modulo %d != 0 (%d)\n", |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1903 | field->rmf_name, len, field->rmf_size, loc); |
| 1904 | return NULL; |
| 1905 | } |
| 1906 | } else if (pill->rc_area[loc][offset] != -1) { |
| 1907 | len = pill->rc_area[loc][offset]; |
| 1908 | } else { |
| 1909 | len = max(field->rmf_size, 0); |
| 1910 | } |
| 1911 | value = getter(msg, offset, len); |
| 1912 | |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 1913 | if (!value) { |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1914 | DEBUG_REQ(D_ERROR, pill->rc_req, |
Joe Perches | 2d00bd1 | 2014-11-23 11:28:50 -0800 | [diff] [blame] | 1915 | "Wrong buffer for field `%s' (%d of %d) in format `%s': %d vs. %d (%s)\n", |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1916 | field->rmf_name, offset, lustre_msg_bufcount(msg), |
| 1917 | fmt->rf_name, lustre_msg_buflen(msg, offset), len, |
| 1918 | rcl_names[loc]); |
| 1919 | } else { |
| 1920 | swabber_dumper_helper(pill, field, loc, offset, value, len, |
| 1921 | dump, swabber); |
| 1922 | } |
| 1923 | |
| 1924 | return value; |
| 1925 | } |
| 1926 | |
| 1927 | /** |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 1928 | * Trivial wrapper around __req_capsule_get(), that returns the PTLRPC request |
| 1929 | * buffer corresponding to the given RMF (\a field) of a \a pill. |
| 1930 | */ |
| 1931 | void *req_capsule_client_get(struct req_capsule *pill, |
| 1932 | const struct req_msg_field *field) |
| 1933 | { |
| 1934 | return __req_capsule_get(pill, field, RCL_CLIENT, NULL, 0); |
| 1935 | } |
| 1936 | EXPORT_SYMBOL(req_capsule_client_get); |
| 1937 | |
| 1938 | /** |
| 1939 | * Same as req_capsule_client_get(), but with a \a swabber argument. |
| 1940 | * |
| 1941 | * Currently unused; will be removed when req_capsule_server_swab_get() is |
| 1942 | * unused too. |
| 1943 | */ |
| 1944 | void *req_capsule_client_swab_get(struct req_capsule *pill, |
| 1945 | const struct req_msg_field *field, |
| 1946 | void *swabber) |
| 1947 | { |
| 1948 | return __req_capsule_get(pill, field, RCL_CLIENT, swabber, 0); |
| 1949 | } |
| 1950 | EXPORT_SYMBOL(req_capsule_client_swab_get); |
| 1951 | |
| 1952 | /** |
| 1953 | * Utility that combines req_capsule_set_size() and req_capsule_client_get(). |
| 1954 | * |
| 1955 | * First the \a pill's request \a field's size is set (\a rc_area) using |
| 1956 | * req_capsule_set_size() with the given \a len. Then the actual buffer is |
| 1957 | * returned. |
| 1958 | */ |
| 1959 | void *req_capsule_client_sized_get(struct req_capsule *pill, |
| 1960 | const struct req_msg_field *field, |
| 1961 | int len) |
| 1962 | { |
| 1963 | req_capsule_set_size(pill, field, RCL_CLIENT, len); |
| 1964 | return __req_capsule_get(pill, field, RCL_CLIENT, NULL, 0); |
| 1965 | } |
| 1966 | EXPORT_SYMBOL(req_capsule_client_sized_get); |
| 1967 | |
| 1968 | /** |
| 1969 | * Trivial wrapper around __req_capsule_get(), that returns the PTLRPC reply |
| 1970 | * buffer corresponding to the given RMF (\a field) of a \a pill. |
| 1971 | */ |
| 1972 | void *req_capsule_server_get(struct req_capsule *pill, |
| 1973 | const struct req_msg_field *field) |
| 1974 | { |
| 1975 | return __req_capsule_get(pill, field, RCL_SERVER, NULL, 0); |
| 1976 | } |
| 1977 | EXPORT_SYMBOL(req_capsule_server_get); |
| 1978 | |
| 1979 | /** |
| 1980 | * Same as req_capsule_server_get(), but with a \a swabber argument. |
| 1981 | * |
| 1982 | * Ideally all swabbing should be done pursuant to RMF definitions, with no |
| 1983 | * swabbing done outside this capsule abstraction. |
| 1984 | */ |
| 1985 | void *req_capsule_server_swab_get(struct req_capsule *pill, |
| 1986 | const struct req_msg_field *field, |
| 1987 | void *swabber) |
| 1988 | { |
| 1989 | return __req_capsule_get(pill, field, RCL_SERVER, swabber, 0); |
| 1990 | } |
| 1991 | EXPORT_SYMBOL(req_capsule_server_swab_get); |
| 1992 | |
| 1993 | /** |
| 1994 | * Utility that combines req_capsule_set_size() and req_capsule_server_get(). |
| 1995 | * |
| 1996 | * First the \a pill's request \a field's size is set (\a rc_area) using |
| 1997 | * req_capsule_set_size() with the given \a len. Then the actual buffer is |
| 1998 | * returned. |
| 1999 | */ |
| 2000 | void *req_capsule_server_sized_get(struct req_capsule *pill, |
| 2001 | const struct req_msg_field *field, |
| 2002 | int len) |
| 2003 | { |
| 2004 | req_capsule_set_size(pill, field, RCL_SERVER, len); |
| 2005 | return __req_capsule_get(pill, field, RCL_SERVER, NULL, 0); |
| 2006 | } |
| 2007 | EXPORT_SYMBOL(req_capsule_server_sized_get); |
| 2008 | |
| 2009 | void *req_capsule_server_sized_swab_get(struct req_capsule *pill, |
| 2010 | const struct req_msg_field *field, |
| 2011 | int len, void *swabber) |
| 2012 | { |
| 2013 | req_capsule_set_size(pill, field, RCL_SERVER, len); |
| 2014 | return __req_capsule_get(pill, field, RCL_SERVER, swabber, 0); |
| 2015 | } |
| 2016 | EXPORT_SYMBOL(req_capsule_server_sized_swab_get); |
| 2017 | |
| 2018 | /** |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2019 | * Set the size of the PTLRPC request/reply (\a loc) buffer for the given \a |
| 2020 | * field of the given \a pill. |
| 2021 | * |
| 2022 | * This function must be used when constructing variable sized fields of a |
| 2023 | * request or reply. |
| 2024 | */ |
| 2025 | void req_capsule_set_size(struct req_capsule *pill, |
| 2026 | const struct req_msg_field *field, |
| 2027 | enum req_location loc, int size) |
| 2028 | { |
| 2029 | LASSERT(loc == RCL_SERVER || loc == RCL_CLIENT); |
| 2030 | |
| 2031 | if ((size != field->rmf_size) && |
| 2032 | (field->rmf_size != -1) && |
| 2033 | !(field->rmf_flags & RMF_F_NO_SIZE_CHECK) && |
| 2034 | (size > 0)) { |
| 2035 | if ((field->rmf_flags & RMF_F_STRUCT_ARRAY) && |
| 2036 | (size % field->rmf_size != 0)) { |
Joe Perches | 2d00bd1 | 2014-11-23 11:28:50 -0800 | [diff] [blame] | 2037 | CERROR("%s: array field size mismatch %d %% %d != 0 (%d)\n", |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2038 | field->rmf_name, size, field->rmf_size, loc); |
| 2039 | LBUG(); |
| 2040 | } else if (!(field->rmf_flags & RMF_F_STRUCT_ARRAY) && |
| 2041 | size < field->rmf_size) { |
| 2042 | CERROR("%s: field size mismatch %d != %d (%d)\n", |
| 2043 | field->rmf_name, size, field->rmf_size, loc); |
| 2044 | LBUG(); |
| 2045 | } |
| 2046 | } |
| 2047 | |
| 2048 | pill->rc_area[loc][__req_capsule_offset(pill, field, loc)] = size; |
| 2049 | } |
| 2050 | EXPORT_SYMBOL(req_capsule_set_size); |
| 2051 | |
| 2052 | /** |
| 2053 | * Return the actual PTLRPC buffer length of a request or reply (\a loc) |
| 2054 | * for the given \a pill's given \a field. |
| 2055 | * |
| 2056 | * NB: this function doesn't correspond with req_capsule_set_size(), which |
| 2057 | * actually sets the size in pill.rc_area[loc][offset], but this function |
| 2058 | * returns the message buflen[offset], maybe we should use another name. |
| 2059 | */ |
| 2060 | int req_capsule_get_size(const struct req_capsule *pill, |
| 2061 | const struct req_msg_field *field, |
| 2062 | enum req_location loc) |
| 2063 | { |
| 2064 | LASSERT(loc == RCL_SERVER || loc == RCL_CLIENT); |
| 2065 | |
| 2066 | return lustre_msg_buflen(__req_msg(pill, loc), |
| 2067 | __req_capsule_offset(pill, field, loc)); |
| 2068 | } |
| 2069 | EXPORT_SYMBOL(req_capsule_get_size); |
| 2070 | |
| 2071 | /** |
| 2072 | * Wrapper around lustre_msg_size() that returns the PTLRPC size needed for the |
| 2073 | * given \a pill's request or reply (\a loc) given the field size recorded in |
| 2074 | * the \a pill's rc_area. |
| 2075 | * |
| 2076 | * See also req_capsule_set_size(). |
| 2077 | */ |
| 2078 | int req_capsule_msg_size(struct req_capsule *pill, enum req_location loc) |
| 2079 | { |
| 2080 | return lustre_msg_size(pill->rc_req->rq_import->imp_msg_magic, |
| 2081 | pill->rc_fmt->rf_fields[loc].nr, |
| 2082 | pill->rc_area[loc]); |
| 2083 | } |
| 2084 | |
| 2085 | /** |
| 2086 | * While req_capsule_msg_size() computes the size of a PTLRPC request or reply |
| 2087 | * (\a loc) given a \a pill's \a rc_area, this function computes the size of a |
| 2088 | * PTLRPC request or reply given only an RQF (\a fmt). |
| 2089 | * |
| 2090 | * This function should not be used for formats which contain variable size |
| 2091 | * fields. |
| 2092 | */ |
| 2093 | int req_capsule_fmt_size(__u32 magic, const struct req_format *fmt, |
| 2094 | enum req_location loc) |
| 2095 | { |
| 2096 | int size, i = 0; |
| 2097 | |
| 2098 | /* |
| 2099 | * This function should probably LASSERT() that fmt has no fields with |
| 2100 | * RMF_F_STRUCT_ARRAY in rmf_flags, since we can't know here how many |
| 2101 | * elements in the array there will ultimately be, but then, we could |
| 2102 | * assume that there will be at least one element, and that's just what |
| 2103 | * we do. |
| 2104 | */ |
| 2105 | size = lustre_msg_hdr_size(magic, fmt->rf_fields[loc].nr); |
| 2106 | if (size < 0) |
| 2107 | return size; |
| 2108 | |
| 2109 | for (; i < fmt->rf_fields[loc].nr; ++i) |
| 2110 | if (fmt->rf_fields[loc].d[i]->rmf_size != -1) |
| 2111 | size += cfs_size_round(fmt->rf_fields[loc].d[i]-> |
| 2112 | rmf_size); |
| 2113 | return size; |
| 2114 | } |
| 2115 | |
| 2116 | /** |
| 2117 | * Changes the format of an RPC. |
| 2118 | * |
| 2119 | * The pill must already have been initialized, which means that it already has |
| 2120 | * a request format. The new format \a fmt must be an extension of the pill's |
| 2121 | * old format. Specifically: the new format must have as many request and reply |
| 2122 | * fields as the old one, and all fields shared by the old and new format must |
| 2123 | * be at least as large in the new format. |
| 2124 | * |
| 2125 | * The new format's fields may be of different "type" than the old format, but |
| 2126 | * only for fields that are "opaque" blobs: fields which have a) have no |
| 2127 | * \a rmf_swabber, b) \a rmf_flags == 0 or RMF_F_NO_SIZE_CHECK, and c) \a |
| 2128 | * rmf_size == -1 or \a rmf_flags == RMF_F_NO_SIZE_CHECK. For example, |
| 2129 | * OBD_SET_INFO has a key field and an opaque value field that gets interpreted |
| 2130 | * according to the key field. When the value, according to the key, contains a |
| 2131 | * structure (or array thereof) to be swabbed, the format should be changed to |
| 2132 | * one where the value field has \a rmf_size/rmf_flags/rmf_swabber set |
| 2133 | * accordingly. |
| 2134 | */ |
| 2135 | void req_capsule_extend(struct req_capsule *pill, const struct req_format *fmt) |
| 2136 | { |
| 2137 | int i; |
| 2138 | int j; |
| 2139 | |
| 2140 | const struct req_format *old; |
| 2141 | |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 2142 | LASSERT(pill->rc_fmt); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2143 | LASSERT(__req_format_is_sane(fmt)); |
| 2144 | |
| 2145 | old = pill->rc_fmt; |
| 2146 | /* |
| 2147 | * Sanity checking... |
| 2148 | */ |
| 2149 | for (i = 0; i < RCL_NR; ++i) { |
| 2150 | LASSERT(fmt->rf_fields[i].nr >= old->rf_fields[i].nr); |
| 2151 | for (j = 0; j < old->rf_fields[i].nr - 1; ++j) { |
| 2152 | const struct req_msg_field *ofield = FMT_FIELD(old, i, j); |
| 2153 | |
| 2154 | /* "opaque" fields can be transmogrified */ |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 2155 | if (!ofield->rmf_swabber && |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2156 | (ofield->rmf_flags & ~RMF_F_NO_SIZE_CHECK) == 0 && |
| 2157 | (ofield->rmf_size == -1 || |
| 2158 | ofield->rmf_flags == RMF_F_NO_SIZE_CHECK)) |
| 2159 | continue; |
| 2160 | LASSERT(FMT_FIELD(fmt, i, j) == FMT_FIELD(old, i, j)); |
| 2161 | } |
| 2162 | /* |
| 2163 | * Last field in old format can be shorter than in new. |
| 2164 | */ |
| 2165 | LASSERT(FMT_FIELD(fmt, i, j)->rmf_size >= |
| 2166 | FMT_FIELD(old, i, j)->rmf_size); |
| 2167 | } |
| 2168 | |
| 2169 | pill->rc_fmt = fmt; |
| 2170 | } |
| 2171 | EXPORT_SYMBOL(req_capsule_extend); |
| 2172 | |
| 2173 | /** |
| 2174 | * This function returns a non-zero value if the given \a field is present in |
| 2175 | * the format (\a rc_fmt) of \a pill's PTLRPC request or reply (\a loc), else it |
| 2176 | * returns 0. |
| 2177 | */ |
| 2178 | int req_capsule_has_field(const struct req_capsule *pill, |
| 2179 | const struct req_msg_field *field, |
| 2180 | enum req_location loc) |
| 2181 | { |
| 2182 | LASSERT(loc == RCL_SERVER || loc == RCL_CLIENT); |
| 2183 | |
| 2184 | return field->rmf_offset[pill->rc_fmt->rf_idx][loc]; |
| 2185 | } |
| 2186 | EXPORT_SYMBOL(req_capsule_has_field); |
| 2187 | |
| 2188 | /** |
| 2189 | * Returns a non-zero value if the given \a field is present in the given \a |
| 2190 | * pill's PTLRPC request or reply (\a loc), else it returns 0. |
| 2191 | */ |
Shraddha Barke | 98e0a28 | 2015-10-04 13:00:12 +0530 | [diff] [blame] | 2192 | static int req_capsule_field_present(const struct req_capsule *pill, |
| 2193 | const struct req_msg_field *field, |
| 2194 | enum req_location loc) |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2195 | { |
| 2196 | int offset; |
| 2197 | |
| 2198 | LASSERT(loc == RCL_SERVER || loc == RCL_CLIENT); |
| 2199 | LASSERT(req_capsule_has_field(pill, field, loc)); |
| 2200 | |
| 2201 | offset = __req_capsule_offset(pill, field, loc); |
| 2202 | return lustre_msg_bufcount(__req_msg(pill, loc)) > offset; |
| 2203 | } |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2204 | |
| 2205 | /** |
| 2206 | * This function shrinks the size of the _buffer_ of the \a pill's PTLRPC |
| 2207 | * request or reply (\a loc). |
| 2208 | * |
| 2209 | * This is not the opposite of req_capsule_extend(). |
| 2210 | */ |
| 2211 | void req_capsule_shrink(struct req_capsule *pill, |
| 2212 | const struct req_msg_field *field, |
| 2213 | unsigned int newlen, |
| 2214 | enum req_location loc) |
| 2215 | { |
| 2216 | const struct req_format *fmt; |
Chris Hanna | d0bfef3 | 2015-06-03 10:28:26 -0400 | [diff] [blame] | 2217 | struct lustre_msg *msg; |
| 2218 | int len; |
| 2219 | int offset; |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2220 | |
| 2221 | fmt = pill->rc_fmt; |
Oleg Drokin | 8b38208 | 2016-02-16 00:46:58 -0500 | [diff] [blame] | 2222 | LASSERT(fmt); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2223 | LASSERT(__req_format_is_sane(fmt)); |
| 2224 | LASSERT(req_capsule_has_field(pill, field, loc)); |
| 2225 | LASSERT(req_capsule_field_present(pill, field, loc)); |
| 2226 | |
| 2227 | offset = __req_capsule_offset(pill, field, loc); |
| 2228 | |
| 2229 | msg = __req_msg(pill, loc); |
| 2230 | len = lustre_msg_buflen(msg, offset); |
| 2231 | LASSERTF(newlen <= len, "%s:%s, oldlen=%d, newlen=%d\n", |
Oleg Drokin | 30c0aa3 | 2016-02-26 01:50:02 -0500 | [diff] [blame] | 2232 | fmt->rf_name, field->rmf_name, len, newlen); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2233 | |
| 2234 | if (loc == RCL_CLIENT) |
| 2235 | pill->rc_req->rq_reqlen = lustre_shrink_msg(msg, offset, newlen, |
| 2236 | 1); |
| 2237 | else |
| 2238 | pill->rc_req->rq_replen = lustre_shrink_msg(msg, offset, newlen, |
| 2239 | 1); |
| 2240 | } |
| 2241 | EXPORT_SYMBOL(req_capsule_shrink); |
| 2242 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 2243 | /* __REQ_LAYOUT_USER__ */ |
| 2244 | #endif |