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Date: Thu, 14 Jul 2022 10:04:08 +0800
From: kernel test robot <lkp@...el.com>
To: Bart Van Assche <bvanassche@....org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org, Sagi Grimberg <sagi@...mberg.me>
Subject: [bvanassche:block-bitwise-opf 38/64]
drivers/nvme/target/io-cmd-bdev.c:310:6: error: use of undeclared identifier
'op'
tree: https://github.com/bvanassche/linux block-bitwise-opf
head: a18eedf7d10c719e2da2a802964f8aaade09e72c
commit: 5d612f7990f6438fe5d09c30560c0e25a1d292a2 [38/64] nvme/target: Use the new blk_opf_t type
config: riscv-randconfig-r042-20220713 (https://download.01.org/0day-ci/archive/20220714/202207140939.IrQaDqbX-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 5e61b9c556267086ef9b743a0b57df302eef831b)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv-linux-gnu
# https://github.com/bvanassche/linux/commit/5d612f7990f6438fe5d09c30560c0e25a1d292a2
git remote add bvanassche https://github.com/bvanassche/linux
git fetch --no-tags bvanassche block-bitwise-opf
git checkout 5d612f7990f6438fe5d09c30560c0e25a1d292a2
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/nvme/target/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> drivers/nvme/target/io-cmd-bdev.c:310:6: error: use of undeclared identifier 'op'
op, GFP_KERNEL);
^
1 error generated.
vim +/op +310 drivers/nvme/target/io-cmd-bdev.c
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 241
d5eff33ee6f808 drivers/nvme/target/io-cmd-bdev.c Chaitanya Kulkarni 2018-05-23 242 static void nvmet_bdev_execute_rw(struct nvmet_req *req)
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 243 {
5f7136db829960 drivers/nvme/target/io-cmd-bdev.c Matthew Wilcox (Oracle 2021-01-29 244) unsigned int sg_cnt = req->sg_cnt;
73383adfad245b drivers/nvme/target/io-cmd-bdev.c Sagi Grimberg 2018-09-28 245 struct bio *bio;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 246 struct scatterlist *sg;
9dea0c81ee4a7b drivers/nvme/target/io-cmd-bdev.c Christoph Hellwig 2019-10-28 247 struct blk_plug plug;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 248 sector_t sector;
5d612f7990f643 drivers/nvme/target/io-cmd-bdev.c Bart Van Assche 2022-06-17 249 blk_opf_t opf;
5d612f7990f643 drivers/nvme/target/io-cmd-bdev.c Bart Van Assche 2022-06-17 250 int i, rc;
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 251 struct sg_mapping_iter prot_miter;
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 252 unsigned int iter_flags;
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 253 unsigned int total_len = nvmet_rw_data_len(req) + req->metadata_len;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 254
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 255 if (!nvmet_check_transfer_len(req, total_len))
e9061c397839ee drivers/nvme/target/io-cmd-bdev.c Christoph Hellwig 2019-10-23 256 return;
e9061c397839ee drivers/nvme/target/io-cmd-bdev.c Christoph Hellwig 2019-10-23 257
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 258 if (!req->sg_cnt) {
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 259 nvmet_req_complete(req, 0);
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 260 return;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 261 }
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 262
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 263 if (req->cmd->rw.opcode == nvme_cmd_write) {
5d612f7990f643 drivers/nvme/target/io-cmd-bdev.c Bart Van Assche 2022-06-17 264 opf = REQ_OP_WRITE | REQ_SYNC | REQ_IDLE;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 265 if (req->cmd->rw.control & cpu_to_le16(NVME_RW_FUA))
5d612f7990f643 drivers/nvme/target/io-cmd-bdev.c Bart Van Assche 2022-06-17 266 opf |= REQ_FUA;
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 267 iter_flags = SG_MITER_TO_SG;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 268 } else {
5d612f7990f643 drivers/nvme/target/io-cmd-bdev.c Bart Van Assche 2022-06-17 269 opf = REQ_OP_READ;
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 270 iter_flags = SG_MITER_FROM_SG;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 271 }
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 272
c6925093d0b283 drivers/nvme/target/io-cmd-bdev.c Logan Gunthorpe 2018-10-04 273 if (is_pci_p2pdma_page(sg_page(req->sg)))
5d612f7990f643 drivers/nvme/target/io-cmd-bdev.c Bart Van Assche 2022-06-17 274 opf |= REQ_NOMERGE;
c6925093d0b283 drivers/nvme/target/io-cmd-bdev.c Logan Gunthorpe 2018-10-04 275
193fcf371f9e37 drivers/nvme/target/io-cmd-bdev.c Chaitanya Kulkarni 2021-01-11 276 sector = nvmet_lba_to_sect(req->ns, req->cmd->rw.slba);
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 277
608a969046e6e0 drivers/nvme/target/io-cmd-bdev.c Chaitanya Kulkarni 2021-05-06 278 if (nvmet_use_inline_bvec(req)) {
73383adfad245b drivers/nvme/target/io-cmd-bdev.c Sagi Grimberg 2018-09-28 279 bio = &req->b.inline_bio;
49add4966d7924 drivers/nvme/target/io-cmd-bdev.c Christoph Hellwig 2022-01-24 280 bio_init(bio, req->ns->bdev, req->inline_bvec,
5d612f7990f643 drivers/nvme/target/io-cmd-bdev.c Bart Van Assche 2022-06-17 281 ARRAY_SIZE(req->inline_bvec), opf);
73383adfad245b drivers/nvme/target/io-cmd-bdev.c Sagi Grimberg 2018-09-28 282 } else {
5d612f7990f643 drivers/nvme/target/io-cmd-bdev.c Bart Van Assche 2022-06-17 283 bio = bio_alloc(req->ns->bdev, bio_max_segs(sg_cnt), opf,
07888c665b405b drivers/nvme/target/io-cmd-bdev.c Christoph Hellwig 2022-01-24 284 GFP_KERNEL);
73383adfad245b drivers/nvme/target/io-cmd-bdev.c Sagi Grimberg 2018-09-28 285 }
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 286 bio->bi_iter.bi_sector = sector;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 287 bio->bi_private = req;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 288 bio->bi_end_io = nvmet_bio_done;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 289
9dea0c81ee4a7b drivers/nvme/target/io-cmd-bdev.c Christoph Hellwig 2019-10-28 290 blk_start_plug(&plug);
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 291 if (req->metadata_len)
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 292 sg_miter_start(&prot_miter, req->metadata_sg,
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 293 req->metadata_sg_cnt, iter_flags);
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 294
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 295 for_each_sg(req->sg, sg, req->sg_cnt, i) {
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 296 while (bio_add_page(bio, sg_page(sg), sg->length, sg->offset)
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 297 != sg->length) {
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 298 struct bio *prev = bio;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 299
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 300 if (req->metadata_len) {
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 301 rc = nvmet_bdev_alloc_bip(req, bio,
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 302 &prot_miter);
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 303 if (unlikely(rc)) {
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 304 bio_io_error(bio);
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 305 return;
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 306 }
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 307 }
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 308
07888c665b405b drivers/nvme/target/io-cmd-bdev.c Christoph Hellwig 2022-01-24 309 bio = bio_alloc(req->ns->bdev, bio_max_segs(sg_cnt),
07888c665b405b drivers/nvme/target/io-cmd-bdev.c Christoph Hellwig 2022-01-24 @310 op, GFP_KERNEL);
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 311 bio->bi_iter.bi_sector = sector;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 312
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 313 bio_chain(bio, prev);
c2f30f08c115a6 drivers/nvme/target/io-cmd.c Max Gurtovoy 2017-07-10 314 submit_bio(prev);
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 315 }
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 316
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 317 sector += sg->length >> 9;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 318 sg_cnt--;
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 319 }
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 320
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 321 if (req->metadata_len) {
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 322 rc = nvmet_bdev_alloc_bip(req, bio, &prot_miter);
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 323 if (unlikely(rc)) {
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 324 bio_io_error(bio);
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 325 return;
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 326 }
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 327 }
c6e3f13398123a drivers/nvme/target/io-cmd-bdev.c Israel Rukshin 2020-05-19 328
16d3a280d4d73e drivers/nvme/target/io-cmd-bdev.c Sagi Grimberg 2018-12-12 329 submit_bio(bio);
9dea0c81ee4a7b drivers/nvme/target/io-cmd-bdev.c Christoph Hellwig 2019-10-28 330 blk_finish_plug(&plug);
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 331 }
a07b4970f464f1 drivers/nvme/target/io-cmd.c Christoph Hellwig 2016-06-21 332
:::::: The code at line 310 was first introduced by commit
:::::: 07888c665b405b1cd3577ddebfeb74f4717a84c4 block: pass a block_device and opf to bio_alloc
:::::: TO: Christoph Hellwig <hch@....de>
:::::: CC: Jens Axboe <axboe@...nel.dk>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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