CC: [email protected] CC: [email protected] TO: Israel Rukshin <[email protected]> CC: Jason Gunthorpe <[email protected]> CC: Max Gurtovoy <[email protected]> CC: Sagi Grimberg <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: b51594df17d0ce80b9f9f35394a1f42d7ac94472 commit: 1fc431320a53f3e9b33b399667c8788fa00eb8b0 RDMA/iser: Remove support for FMR memory registration date: 3 months ago :::::: branch date: 52 minutes ago :::::: commit date: 3 months ago config: m68k-randconfig-m031-20200831 (attached as .config) compiler: m68k-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> Reported-by: Dan Carpenter <[email protected]> smatch warnings: drivers/infiniband/ulp/iser/iser_memory.c:389 iser_reg_mem_fastreg() error: double unlocked 'ib_conn->fr_pool.lock' (orig line 368) # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1fc431320a53f3e9b33b399667c8788fa00eb8b0 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 1fc431320a53f3e9b33b399667c8788fa00eb8b0 vim +389 drivers/infiniband/ulp/iser/iser_memory.c 5587856c9659ac Sagi Grimberg 2013-07-28 352 1fc431320a53f3 Israel Rukshin 2020-05-28 353 int iser_reg_mem_fastreg(struct iscsi_iser_task *task, b5f04b00f73d8f Jenny Derzhavetz 2015-12-09 354 enum iser_data_dir dir, b5f04b00f73d8f Jenny Derzhavetz 2015-12-09 355 bool all_imm) 32467c420bb687 Sagi Grimberg 2015-08-06 356 { 32467c420bb687 Sagi Grimberg 2015-08-06 357 struct ib_conn *ib_conn = &task->iser_conn->ib_conn; 32467c420bb687 Sagi Grimberg 2015-08-06 358 struct iser_data_buf *mem = &task->data[dir]; 32467c420bb687 Sagi Grimberg 2015-08-06 359 struct iser_mem_reg *reg = &task->rdma_reg[dir]; 32467c420bb687 Sagi Grimberg 2015-08-06 360 struct iser_fr_desc *desc = NULL; 3cffd930171518 Sagi Grimberg 2015-09-24 361 bool use_dma_key; 32467c420bb687 Sagi Grimberg 2015-08-06 362 int err; 32467c420bb687 Sagi Grimberg 2015-08-06 363 b5f04b00f73d8f Jenny Derzhavetz 2015-12-09 364 use_dma_key = mem->dma_nents == 1 && (all_imm || !iser_always_reg) && b5f04b00f73d8f Jenny Derzhavetz 2015-12-09 365 scsi_get_prot_op(task->sc) == SCSI_PROT_NORMAL; 3cffd930171518 Sagi Grimberg 2015-09-24 366 3cffd930171518 Sagi Grimberg 2015-09-24 367 if (!use_dma_key) { 1fc431320a53f3 Israel Rukshin 2020-05-28 @368 desc = iser_reg_desc_get_fr(ib_conn); 32467c420bb687 Sagi Grimberg 2015-08-06 369 reg->mem_h = desc; 5587856c9659ac Sagi Grimberg 2013-07-28 370 } 5587856c9659ac Sagi Grimberg 2013-07-28 371 b76a439982f848 Israel Rukshin 2019-06-11 372 if (scsi_get_prot_op(task->sc) == SCSI_PROT_NORMAL) { b76a439982f848 Israel Rukshin 2019-06-11 373 err = iser_reg_data_sg(task, mem, desc, use_dma_key, reg); 32467c420bb687 Sagi Grimberg 2015-08-06 374 if (unlikely(err)) 177e31bd5a4099 Sagi Grimberg 2014-03-05 375 goto err_reg; b76a439982f848 Israel Rukshin 2019-06-11 376 } else { b76a439982f848 Israel Rukshin 2019-06-11 377 err = iser_reg_sig_mr(task, mem, &task->prot[dir], b76a439982f848 Israel Rukshin 2019-06-11 378 &desc->rsc, reg); 32467c420bb687 Sagi Grimberg 2015-08-06 379 if (unlikely(err)) 32467c420bb687 Sagi Grimberg 2015-08-06 380 goto err_reg; 32467c420bb687 Sagi Grimberg 2015-08-06 381 c934833e772396 zhengbin 2019-12-24 382 desc->sig_protected = true; 177e31bd5a4099 Sagi Grimberg 2014-03-05 383 } d11ec4ecf022f4 Sagi Grimberg 2014-03-05 384 5587856c9659ac Sagi Grimberg 2013-07-28 385 return 0; 32467c420bb687 Sagi Grimberg 2015-08-06 386 5587856c9659ac Sagi Grimberg 2013-07-28 387 err_reg: bd8b944eeeb06f Sagi Grimberg 2015-04-14 388 if (desc) 1fc431320a53f3 Israel Rukshin 2020-05-28 @389 iser_reg_desc_put_fr(ib_conn, desc); d11ec4ecf022f4 Sagi Grimberg 2014-03-05 390 5587856c9659ac Sagi Grimberg 2013-07-28 391 return err; 5587856c9659ac Sagi Grimberg 2013-07-28 392 } 32467c420bb687 Sagi Grimberg 2015-08-06 393 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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