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[209.132.180.67]) by mx.google.com with ESMTP id u13-v6si13842394plm.99.2018.06.16.23.43.29; Sat, 16 Jun 2018 23:43:45 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754697AbeFQGnF (ORCPT + 99 others); Sun, 17 Jun 2018 02:43:05 -0400 Received: from mail3-relais-sop.national.inria.fr ([192.134.164.104]:24926 "EHLO mail3-relais-sop.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754055AbeFQGnE (ORCPT ); Sun, 17 Jun 2018 02:43:04 -0400 X-IronPort-AV: E=Sophos;i="5.51,233,1526335200"; d="scan'208";a="269019532" Received: from abo-154-110-68.mrs.modulonet.fr (HELO [192.168.0.15]) ([85.68.110.154]) by mail3-relais-sop.national.inria.fr with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Jun 2018 08:42:37 +0200 Date: Sun, 17 Jun 2018 08:42:37 +0200 (CEST) From: Julia Lawall X-X-Sender: jll@hadrien To: jackm cc: Julia Lawall , Hans Westgaard Ry , Doug Ledford , Jason Gunthorpe , Hakon Bugge , Parav Pandit , Pravin Shedge , Matthew Wilcox , Andrew Morton , Jeff Layton , Wei Wang , Chris Mi , Eric Biggers , Rasmus Villemoes , Mel Gorman , linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, kbuild-all@01.org Subject: Re: [PATCH v3 2/2] IB/mad: Use ID allocator routines to allocate agent number (fwd) In-Reply-To: <20180617093515.000043b8@dev.mellanox.co.il> Message-ID: References: <20180617093515.000043b8@dev.mellanox.co.il> User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 17 Jun 2018, jackm wrote: > On Sat, 16 Jun 2018 18:04:41 +0200 (CEST) > Julia Lawall wrote: > > > ib_mad_client_id is declared as u32, so it will not be < 0 (line 382). > > > > julia > > > Julia, your are correct. > However, I was under the impression that this patch set was abandoned > in favor of the one submitted by Matthew Wilcox! (Convert IB/mad to use > an IDR for agent IDs) No idea. I just get the kbuild reports, and this was one that I didn't get to in a timely manner. So it's probably fine to ignore it. julia > > Hans, Matthew? > > -Jack > > ---------- Forwarded message ---------- > > Date: Fri, 8 Jun 2018 08:49:57 +0800 > > From: kbuild test robot > > To: kbuild@01.org > > Cc: Julia Lawall > > Subject: Re: [PATCH v3 2/2] IB/mad: Use ID allocator routines to > > allocate agent number > > > > Hi Hans, > > > > Thank you for the patch! Perhaps something to improve: > > > > [auto build test WARNING on linus/master] > > [also build test WARNING on v4.17] > > [if your patch is applied to the wrong git tree, please drop us a > > note to help improve the system] > > > > url: > > https://github.com/0day-ci/linux/commits/Hans-Westgaard-Ry/IB-mad-Use-ID-allocator-routines-to-allocate-agent-number/20180608-022348 :::::: > > branch date: 6 hours ago :::::: commit date: 6 hours ago > > > > >> drivers/infiniband/core/mad.c:382:5-21: WARNING: Unsigned > > >> expression compared with zero: ib_mad_client_id < 0 > > > > # > > https://github.com/0day-ci/linux/commit/74b1ba09003c9d132878734bf44f32a62bad31db > > git remote add linux-review https://github.com/0day-ci/linux git > > remote update linux-review git checkout > > 74b1ba09003c9d132878734bf44f32a62bad31db vim +382 > > drivers/infiniband/core/mad.c > > > > 2527e681 Sean Hefty 2006-07-20 190 > > ^1da177e Linus Torvalds 2005-04-16 191 /* > > ^1da177e Linus Torvalds 2005-04-16 192 * ib_register_mad_agent > > - Register to send/receive MADs ^1da177e Linus Torvalds > > 2005-04-16 193 */ ^1da177e Linus Torvalds 2005-04-16 194 > > struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device, > > ^1da177e Linus Torvalds 2005-04-16 195 > > u8 port_num, ^1da177e > > Linus Torvalds 2005-04-16 196 > > enum ib_qp_type qp_type, > > ^1da177e Linus Torvalds 2005-04-16 197 > > struct ib_mad_reg_req > > *mad_reg_req, ^1da177e Linus Torvalds 2005-04-16 198 > > u8 rmpp_version, ^1da177e > > Linus Torvalds 2005-04-16 199 > > ib_mad_send_handler > > send_handler, ^1da177e Linus Torvalds 2005-04-16 200 > > ib_mad_recv_handler > > recv_handler, 0f29b46d Ira Weiny 2014-08-08 201 > > void *context, 0f29b46d > > Ira Weiny 2014-08-08 202 > > u32 registration_flags) > > ^1da177e Linus Torvalds 2005-04-16 203 { ^1da177e Linus > > Torvalds 2005-04-16 204 struct ib_mad_port_private > > *port_priv; ^1da177e Linus Torvalds 2005-04-16 205 > > struct ib_mad_agent *ret = ERR_PTR(-EINVAL); ^1da177e Linus > > Torvalds 2005-04-16 206 struct ib_mad_agent_private > > *mad_agent_priv; ^1da177e Linus Torvalds 2005-04-16 207 > > struct ib_mad_reg_req *reg_req = NULL; ^1da177e Linus Torvalds > > 2005-04-16 208 struct ib_mad_mgmt_class_table *class; > > ^1da177e Linus Torvalds 2005-04-16 209 struct > > ib_mad_mgmt_vendor_class_table *vendor; ^1da177e Linus Torvalds > > 2005-04-16 210 struct ib_mad_mgmt_vendor_class > > *vendor_class; ^1da177e Linus Torvalds 2005-04-16 211 > > struct ib_mad_mgmt_method_table *method; ^1da177e Linus Torvalds > > 2005-04-16 212 int ret2, qpn; ^1da177e Linus Torvalds > > 2005-04-16 213 unsigned long flags; ^1da177e Linus > > Torvalds 2005-04-16 214 u8 mgmt_class, vclass; 74b1ba09 > > Hans Westgaard Ry 2018-06-07 215 u32 ib_mad_client_id; > > ^1da177e Linus Torvalds 2005-04-16 216 /* Validate > > parameters */ ^1da177e Linus Torvalds 2005-04-16 217 qpn > > = get_spl_qp_index(qp_type); 9ad13a42 Ira Weiny 2014-08-08 > > 218 if (qpn == -1) { 9ad13a42 Ira Weiny 2014-08-08 > > 219 dev_notice(&device->dev, 9ad13a42 Ira > > Weiny 2014-08-08 220 > > "ib_register_mad_agent: invalid QP Type %d\n", 9ad13a42 Ira > > Weiny 2014-08-08 221 qp_type); > > ^1da177e Linus Torvalds 2005-04-16 222 goto > > error1; 9ad13a42 Ira Weiny 2014-08-08 223 } > > ^1da177e Linus Torvalds 2005-04-16 224 9ad13a42 Ira Weiny > > 2014-08-08 225 if (rmpp_version && rmpp_version != > > IB_MGMT_RMPP_VERSION) { 9ad13a42 Ira Weiny 2014-08-08 226 > > dev_notice(&device->dev, 9ad13a42 Ira Weiny > > 2014-08-08 227 "ib_register_mad_agent: > > invalid RMPP Version %u\n", 9ad13a42 Ira Weiny 2014-08-08 > > 228 rmpp_version); fa619a77 Hal > > Rosenstock 2005-07-27 229 goto error1; 9ad13a42 > > Ira Weiny 2014-08-08 230 } ^1da177e Linus > > Torvalds 2005-04-16 231 ^1da177e Linus Torvalds 2005-04-16 > > 232 /* Validate MAD registration request if supplied */ > > ^1da177e Linus Torvalds 2005-04-16 233 if (mad_reg_req) > > { 9ad13a42 Ira Weiny 2014-08-08 234 if > > (mad_reg_req->mgmt_class_version >= MAX_MGMT_VERSION) { 9ad13a42 Ira > > Weiny 2014-08-08 235 > > dev_notice(&device->dev, 9ad13a42 Ira Weiny 2014-08-08 236 > > "ib_register_mad_agent: invalid > > Class Version %u\n", 9ad13a42 Ira Weiny 2014-08-08 237 > > mad_reg_req->mgmt_class_version); > > ^1da177e Linus Torvalds 2005-04-16 238 > > goto error1; 9ad13a42 Ira Weiny 2014-08-08 239 > > } 9ad13a42 Ira Weiny 2014-08-08 240 > > if (!recv_handler) { 9ad13a42 Ira Weiny > > 2014-08-08 241 dev_notice(&device->dev, > > 9ad13a42 Ira Weiny 2014-08-08 242 > > "ib_register_mad_agent: no > > recv_handler\n"); ^1da177e Linus Torvalds 2005-04-16 243 > > goto error1; 9ad13a42 Ira Weiny > > 2014-08-08 244 } ^1da177e Linus Torvalds > > 2005-04-16 245 if (mad_reg_req->mgmt_class >= > > MAX_MGMT_CLASS) { ^1da177e Linus Torvalds 2005-04-16 246 > > /* ^1da177e Linus Torvalds 2005-04-16 > > 247 * IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE is > > the only ^1da177e Linus Torvalds 2005-04-16 248 > > * one in this range currently allowed > > ^1da177e Linus Torvalds 2005-04-16 249 > > */ ^1da177e Linus Torvalds 2005-04-16 250 > > if (mad_reg_req->mgmt_class != 9ad13a42 Ira > > Weiny 2014-08-08 251 > > IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) { 9ad13a42 Ira Weiny > > 2014-08-08 252 > > dev_notice(&device->dev, 9ad13a42 Ira Weiny 2014-08-08 253 > > "ib_register_mad_agent: > > Invalid Mgmt Class 0x%x\n", 9ad13a42 Ira Weiny 2014-08-08 > > 254 > > mad_reg_req->mgmt_class); ^1da177e Linus Torvalds 2005-04-16 255 > > goto error1; 9ad13a42 Ira > > Weiny 2014-08-08 256 } ^1da177e > > Linus Torvalds 2005-04-16 257 } else if > > (mad_reg_req->mgmt_class == 0) { ^1da177e Linus Torvalds > > 2005-04-16 258 /* ^1da177e Linus > > Torvalds 2005-04-16 259 * Class 0 is > > reserved in IBA and is used for ^1da177e Linus Torvalds > > 2005-04-16 260 * aliasing of > > IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE ^1da177e Linus Torvalds > > 2005-04-16 261 */ 9ad13a42 Ira > > Weiny 2014-08-08 262 > > dev_notice(&device->dev, 9ad13a42 Ira Weiny 2014-08-08 263 > > "ib_register_mad_agent: Invalid > > Mgmt Class 0\n"); ^1da177e Linus Torvalds 2005-04-16 264 > > goto error1; ^1da177e Linus Torvalds > > 2005-04-16 265 } else if > > (is_vendor_class(mad_reg_req->mgmt_class)) { ^1da177e Linus > > Torvalds 2005-04-16 266 /* ^1da177e > > Linus Torvalds 2005-04-16 267 * If > > class is in "new" vendor range, ^1da177e Linus Torvalds > > 2005-04-16 268 * ensure supplied OUI is > > not zero ^1da177e Linus Torvalds 2005-04-16 269 > > */ 9ad13a42 Ira Weiny 2014-08-08 > > 270 if (!is_vendor_oui(mad_reg_req->oui)) > > { 9ad13a42 Ira Weiny 2014-08-08 271 > > dev_notice(&device->dev, 9ad13a42 Ira > > Weiny 2014-08-08 272 > > "ib_register_mad_agent: No > > OUI specified for class 0x%x\n", 9ad13a42 Ira Weiny > > 2014-08-08 273 > > mad_reg_req->mgmt_class); ^1da177e Linus Torvalds 2005-04-16 274 > > goto error1; ^1da177e Linus > > Torvalds 2005-04-16 275 } 9ad13a42 Ira > > Weiny 2014-08-08 276 } 618a3c03 Hal > > Rosenstock 2006-03-28 277 /* Make sure class > > supplied is consistent with RMPP */ 64cb9c6a Hal Rosenstock > > 2006-04-12 278 if > > (!ib_is_mad_class_rmpp(mad_reg_req->mgmt_class)) { 9ad13a42 Ira > > Weiny 2014-08-08 279 if > > (rmpp_version) { 9ad13a42 Ira Weiny 2014-08-08 280 > > dev_notice(&device->dev, 9ad13a42 Ira > > Weiny 2014-08-08 281 > > "ib_register_mad_agent: > > RMPP version for non-RMPP class 0x%x\n", 9ad13a42 Ira Weiny > > 2014-08-08 282 > > mad_reg_req->mgmt_class); 618a3c03 Hal Rosenstock 2006-03-28 283 > > goto error1; 618a3c03 Hal > > Rosenstock 2006-03-28 284 } 9ad13a42 Ira > > Weiny 2014-08-08 285 } 1471cb6c Ira > > Weiny 2014-08-08 286 ^1da177e Linus Torvalds 2005-04-16 > > 287 /* Make sure class supplied is consistent with > > QP type */ ^1da177e Linus Torvalds 2005-04-16 288 > > if (qp_type == IB_QPT_SMI) { ^1da177e Linus > > Torvalds 2005-04-16 289 if > > ((mad_reg_req->mgmt_class != ^1da177e Linus Torvalds 2005-04-16 > > 290 > > IB_MGMT_CLASS_SUBN_LID_ROUTED) && ^1da177e Linus Torvalds > > 2005-04-16 291 > > (mad_reg_req->mgmt_class != 9ad13a42 Ira Weiny 2014-08-08 > > 292 > > IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)) { 9ad13a42 Ira Weiny > > 2014-08-08 293 > > dev_notice(&device->dev, 9ad13a42 Ira Weiny 2014-08-08 294 > > "ib_register_mad_agent: > > Invalid SM QP type: class 0x%x\n", 9ad13a42 Ira Weiny > > 2014-08-08 295 > > mad_reg_req->mgmt_class); ^1da177e Linus Torvalds 2005-04-16 296 > > goto error1; 9ad13a42 Ira > > Weiny 2014-08-08 297 } ^1da177e > > Linus Torvalds 2005-04-16 298 } else { ^1da177e > > Linus Torvalds 2005-04-16 299 if > > ((mad_reg_req->mgmt_class == ^1da177e Linus Torvalds 2005-04-16 > > 300 > > IB_MGMT_CLASS_SUBN_LID_ROUTED) || ^1da177e Linus Torvalds > > 2005-04-16 301 (mad_reg_req->mgmt_class > > == 9ad13a42 Ira Weiny 2014-08-08 302 > > IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)) > > { 9ad13a42 Ira Weiny 2014-08-08 303 > > dev_notice(&device->dev, 9ad13a42 Ira > > Weiny 2014-08-08 304 > > "ib_register_mad_agent: > > Invalid GS QP type: class 0x%x\n", 9ad13a42 Ira Weiny > > 2014-08-08 305 > > mad_reg_req->mgmt_class); ^1da177e Linus Torvalds 2005-04-16 306 > > goto error1; ^1da177e Linus > > Torvalds 2005-04-16 307 } 9ad13a42 Ira > > Weiny 2014-08-08 308 } ^1da177e Linus > > Torvalds 2005-04-16 309 } else { ^1da177e Linus > > Torvalds 2005-04-16 310 /* No registration > > request supplied */ ^1da177e Linus Torvalds 2005-04-16 311 > > if (!send_handler) ^1da177e Linus Torvalds > > 2005-04-16 312 goto error1; 1471cb6c Ira > > Weiny 2014-08-08 313 if (registration_flags > > & IB_MAD_USER_RMPP) 1471cb6c Ira Weiny 2014-08-08 314 > > goto error1; ^1da177e Linus Torvalds > > 2005-04-16 315 } ^1da177e Linus Torvalds 2005-04-16 316 > > ^1da177e Linus Torvalds 2005-04-16 317 /* Validate > > device and port */ ^1da177e Linus Torvalds 2005-04-16 318 > > port_priv = ib_get_mad_port(device, port_num); ^1da177e Linus > > Torvalds 2005-04-16 319 if (!port_priv) { f57e8ca5 Yuval > > Shaia 2017-01-19 320 dev_notice(&device->dev, > > f57e8ca5 Yuval Shaia 2017-01-19 321 > > "ib_register_mad_agent: Invalid port > > %d\n", f57e8ca5 Yuval Shaia 2017-01-19 322 > > port_num); ^1da177e Linus Torvalds > > 2005-04-16 323 ret = ERR_PTR(-ENODEV); ^1da177e > > Linus Torvalds 2005-04-16 324 goto error1; > > ^1da177e Linus Torvalds 2005-04-16 325 } ^1da177e Linus > > Torvalds 2005-04-16 326 c8367c4c Ira Weiny 2011-05-19 > > 327 /* Verify the QP requested is supported. For example, > > Ethernet devices c8367c4c Ira Weiny 2011-05-19 328 > > * will not have QP0 */ c8367c4c Ira Weiny 2011-05-19 329 > > if (!port_priv->qp_info[qpn].qp) { 9ad13a42 Ira Weiny > > 2014-08-08 330 dev_notice(&device->dev, 9ad13a42 > > Ira Weiny 2014-08-08 331 > > "ib_register_mad_agent: QP %d not supported\n", qpn); c8367c4c Ira > > Weiny 2011-05-19 332 ret = > > ERR_PTR(-EPROTONOSUPPORT); c8367c4c Ira Weiny 2011-05-19 > > 333 goto error1; c8367c4c Ira Weiny > > 2011-05-19 334 } c8367c4c Ira Weiny 2011-05-19 335 > > ^1da177e Linus Torvalds 2005-04-16 336 /* Allocate > > structures */ de6eb66b Roland Dreier 2005-11-02 337 > > mad_agent_priv = kzalloc(sizeof *mad_agent_priv, GFP_KERNEL); > > ^1da177e Linus Torvalds 2005-04-16 338 if > > (!mad_agent_priv) { ^1da177e Linus Torvalds 2005-04-16 339 > > ret = ERR_PTR(-ENOMEM); ^1da177e Linus Torvalds > > 2005-04-16 340 goto error1; ^1da177e Linus > > Torvalds 2005-04-16 341 } b82cab6b Hal Rosenstock > > 2005-07-27 342 ^1da177e Linus Torvalds 2005-04-16 343 > > if (mad_reg_req) { 9893e742 Julia Lawall 2010-05-15 344 > > reg_req = kmemdup(mad_reg_req, sizeof *reg_req, > > GFP_KERNEL); ^1da177e Linus Torvalds 2005-04-16 345 > > if (!reg_req) { ^1da177e Linus Torvalds > > 2005-04-16 346 ret = ERR_PTR(-ENOMEM); > > b82cab6b Hal Rosenstock 2005-07-27 347 > > goto error3; ^1da177e Linus Torvalds 2005-04-16 348 > > } ^1da177e Linus Torvalds 2005-04-16 349 > > } ^1da177e Linus Torvalds 2005-04-16 350 ^1da177e Linus > > Torvalds 2005-04-16 351 /* Now, fill in the various > > structures */ ^1da177e Linus Torvalds 2005-04-16 352 > > mad_agent_priv->qp_info = &port_priv->qp_info[qpn]; ^1da177e Linus > > Torvalds 2005-04-16 353 mad_agent_priv->reg_req = > > reg_req; fa619a77 Hal Rosenstock 2005-07-27 354 > > mad_agent_priv->agent.rmpp_version = rmpp_version; ^1da177e Linus > > Torvalds 2005-04-16 355 mad_agent_priv->agent.device = > > device; ^1da177e Linus Torvalds 2005-04-16 356 > > mad_agent_priv->agent.recv_handler = recv_handler; ^1da177e Linus > > Torvalds 2005-04-16 357 > > mad_agent_priv->agent.send_handler = send_handler; ^1da177e Linus > > Torvalds 2005-04-16 358 mad_agent_priv->agent.context = > > context; ^1da177e Linus Torvalds 2005-04-16 359 > > mad_agent_priv->agent.qp = port_priv->qp_info[qpn].qp; ^1da177e Linus > > Torvalds 2005-04-16 360 mad_agent_priv->agent.port_num = > > port_num; 0f29b46d Ira Weiny 2014-08-08 361 > > mad_agent_priv->agent.flags = registration_flags; d9620a4c Ralph > > Campbell 2009-02-27 362 > > spin_lock_init(&mad_agent_priv->lock); d9620a4c Ralph Campbell > > 2009-02-27 363 INIT_LIST_HEAD(&mad_agent_priv->send_list); > > d9620a4c Ralph Campbell 2009-02-27 364 > > INIT_LIST_HEAD(&mad_agent_priv->wait_list); d9620a4c Ralph > > Campbell 2009-02-27 365 > > INIT_LIST_HEAD(&mad_agent_priv->done_list); d9620a4c Ralph > > Campbell 2009-02-27 366 > > INIT_LIST_HEAD(&mad_agent_priv->rmpp_list); d9620a4c Ralph > > Campbell 2009-02-27 367 > > INIT_DELAYED_WORK(&mad_agent_priv->timed_work, timeout_sends); > > d9620a4c Ralph Campbell 2009-02-27 368 > > INIT_LIST_HEAD(&mad_agent_priv->local_list); d9620a4c Ralph > > Campbell 2009-02-27 369 > > INIT_WORK(&mad_agent_priv->local_work, local_completions); d9620a4c > > Ralph Campbell 2009-02-27 370 > > atomic_set(&mad_agent_priv->refcount, 1); d9620a4c Ralph Campbell > > 2009-02-27 371 init_completion(&mad_agent_priv->comp); > > ^1da177e Linus Torvalds 2005-04-16 372 47a2b338 Daniel Jurgens > > 2017-05-19 373 ret2 = > > ib_mad_agent_security_setup(&mad_agent_priv->agent, qp_type); > > 47a2b338 Daniel Jurgens 2017-05-19 374 if (ret2) > > { 47a2b338 Daniel Jurgens 2017-05-19 375 ret = > > ERR_PTR(ret2); 47a2b338 Daniel Jurgens 2017-05-19 376 > > goto error4; 47a2b338 Daniel Jurgens 2017-05-19 > > 377 } 74b1ba09 Hans Westgaard Ry 2018-06-07 378 > > ib_mad_client_id = ida_simple_get_cyclic(&ib_mad_client_ids, 74b1ba09 > > Hans Westgaard Ry 2018-06-07 379 > > 1, 74b1ba09 Hans > > Westgaard Ry 2018-06-07 380 > > BIT(24) - 1, 74b1ba09 > > Hans Westgaard Ry 2018-06-07 381 > > GFP_KERNEL); 74b1ba09 > > Hans Westgaard Ry 2018-06-07 @382 if (ib_mad_client_id < 0) > > { 74b1ba09 Hans Westgaard Ry 2018-06-07 383 > > pr_err("Couldn't allocate agent tid; errcode: %#x\n", 74b1ba09 Hans > > Westgaard Ry 2018-06-07 384 > > ib_mad_client_id); 74b1ba09 Hans Westgaard Ry 2018-06-07 385 > > ret = ERR_PTR(ib_mad_client_id); 74b1ba09 Hans > > Westgaard Ry 2018-06-07 386 goto error4; 74b1ba09 > > Hans Westgaard Ry 2018-06-07 387 } 74b1ba09 Hans Westgaard > > Ry 2018-06-07 388 mad_agent_priv->agent.hi_tid = > > ib_mad_client_id; 47a2b338 Daniel Jurgens 2017-05-19 389 ^1da177e > > Linus Torvalds 2005-04-16 390 > > spin_lock_irqsave(&port_priv->reg_lock, flags); ^1da177e Linus > > Torvalds 2005-04-16 391 ^1da177e Linus Torvalds 2005-04-16 > > 392 /* ^1da177e Linus Torvalds 2005-04-16 393 > > * Make sure MAD registration (if supplied) ^1da177e Linus Torvalds > > 2005-04-16 394 * is non overlapping with any existing ones > > ^1da177e Linus Torvalds 2005-04-16 395 */ ^1da177e > > Linus Torvalds 2005-04-16 396 if (mad_reg_req) > > { ^1da177e Linus Torvalds 2005-04-16 397 > > mgmt_class = convert_mgmt_class(mad_reg_req->mgmt_class); ^1da177e > > Linus Torvalds 2005-04-16 398 if > > (!is_vendor_class(mgmt_class)) { ^1da177e Linus Torvalds > > 2005-04-16 399 class = > > port_priv->version[mad_reg_req-> ^1da177e Linus Torvalds > > 2005-04-16 400 > > mgmt_class_version].class; ^1da177e Linus Torvalds 2005-04-16 > > 401 if (class) { ^1da177e Linus Torvalds > > 2005-04-16 402 method = > > class->method_table[mgmt_class]; ^1da177e Linus Torvalds > > 2005-04-16 403 if (method) > > { ^1da177e Linus Torvalds 2005-04-16 404 > > if (method_in_use(&method, > > ^1da177e Linus Torvalds 2005-04-16 405 > > mad_reg_req)) > > 47a2b338 Daniel Jurgens 2017-05-19 406 > > goto error5; ^1da177e > > Linus Torvalds 2005-04-16 407 } > > ^1da177e Linus Torvalds 2005-04-16 408 } > > ^1da177e Linus Torvalds 2005-04-16 409 > > ret2 = add_nonoui_reg_req(mad_reg_req, mad_agent_priv, ^1da177e Linus > > Torvalds 2005-04-16 410 > > mgmt_class); > > ^1da177e Linus Torvalds 2005-04-16 411 } else > > { ^1da177e Linus Torvalds 2005-04-16 412 > > /* "New" vendor class range */ ^1da177e Linus > > Torvalds 2005-04-16 413 vendor = > > port_priv->version[mad_reg_req-> ^1da177e Linus Torvalds > > 2005-04-16 414 > > mgmt_class_version].vendor; ^1da177e Linus Torvalds 2005-04-16 > > 415 if (vendor) { ^1da177e Linus Torvalds > > 2005-04-16 416 vclass = > > vendor_class_index(mgmt_class); ^1da177e Linus Torvalds > > 2005-04-16 417 vendor_class = > > vendor->vendor_class[vclass]; ^1da177e Linus Torvalds 2005-04-16 > > 418 if (vendor_class) { ^1da177e > > Linus Torvalds 2005-04-16 419 > > if > > (is_vendor_method_in_use( ^1da177e Linus Torvalds 2005-04-16 420 > > vendor_class, > > ^1da177e Linus Torvalds 2005-04-16 421 > > mad_reg_req)) > > 47a2b338 Daniel Jurgens 2017-05-19 422 > > goto error5; ^1da177e > > Linus Torvalds 2005-04-16 423 } > > ^1da177e Linus Torvalds 2005-04-16 424 } > > ^1da177e Linus Torvalds 2005-04-16 425 > > ret2 = add_oui_reg_req(mad_reg_req, mad_agent_priv); ^1da177e Linus > > Torvalds 2005-04-16 426 } ^1da177e Linus > > Torvalds 2005-04-16 427 if (ret2) { ^1da177e > > Linus Torvalds 2005-04-16 428 ret = > > ERR_PTR(ret2); 47a2b338 Daniel Jurgens 2017-05-19 429 > > goto error5; ^1da177e Linus Torvalds > > 2005-04-16 430 } ^1da177e Linus Torvalds > > 2005-04-16 431 } ^1da177e Linus Torvalds 2005-04-16 432 > > ^1da177e Linus Torvalds 2005-04-16 433 /* Add mad agent > > into port's agent list */ ^1da177e Linus Torvalds 2005-04-16 434 > > list_add_tail(&mad_agent_priv->agent_list, > > &port_priv->agent_list); ^1da177e Linus Torvalds 2005-04-16 435 > > spin_unlock_irqrestore(&port_priv->reg_lock, flags); ^1da177e > > Linus Torvalds 2005-04-16 436 ^1da177e Linus Torvalds > > 2005-04-16 437 return &mad_agent_priv->agent; 47a2b338 > > Daniel Jurgens 2017-05-19 438 error5: ^1da177e Linus Torvalds > > 2005-04-16 439 spin_unlock_irqrestore(&port_priv->reg_lock, > > flags); 47a2b338 Daniel Jurgens 2017-05-19 440 > > ib_mad_agent_security_cleanup(&mad_agent_priv->agent); 74b1ba09 Hans > > Westgaard Ry 2018-06-07 441 > > ida_simple_remove(&ib_mad_client_ids, ib_mad_client_id); 74b1ba09 > > Hans Westgaard Ry 2018-06-07 442 47a2b338 Daniel Jurgens > > 2017-05-19 443 error4: ^1da177e Linus Torvalds 2005-04-16 444 > > kfree(reg_req); b82cab6b Hal Rosenstock 2005-07-27 445 > > error3: 2012a116 Adrian Bunk 2005-11-27 446 > > kfree(mad_agent_priv); ^1da177e Linus Torvalds 2005-04-16 447 > > error1: ^1da177e Linus Torvalds 2005-04-16 448 return > > ret; ^1da177e Linus Torvalds 2005-04-16 449 } ^1da177e Linus > > Torvalds 2005-04-16 450 EXPORT_SYMBOL(ib_register_mad_agent); > > ^1da177e Linus Torvalds 2005-04-16 451 > > > > --- > > 0-DAY kernel test infrastructure Open Source > > Technology Center > > https://lists.01.org/pipermail/kbuild-all Intel > > Corporation > >