Re: [RFC PATCH 2/2] block: support to freeze bio based request queue

[kernel test robot <lkp@intel.com>]

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Hi Ming,

[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on block/for-next]
[also build test ERROR on dennis-percpu/for-next linus/master v5.12-rc7 next-20210415]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Ming-Lei/block-support-to-freeze-bio-based-queue/20210415-183554
base:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
config: arm-randconfig-r034-20210415 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 6a18cc23efad410db48a3ccfc233d215de7d4cb9)
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 arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://github.com/0day-ci/linux/commit/efe3badef858ce63a834964692be0d07d82c155e
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Ming-Lei/block-support-to-freeze-bio-based-queue/20210415-183554
        git checkout efe3badef858ce63a834964692be0d07d82c155e
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> drivers/nvme/host/core.c:349:30: error: no member named 'disk' in 'struct nvme_ns_head'
                   __blk_queue_exit(ns->head->disk->queue, nr);
                                    ~~~~~~~~  ^
   1 error generated.


vim +349 drivers/nvme/host/core.c

   322	
   323	static inline void nvme_end_req(struct request *req)
   324	{
   325		blk_status_t status = nvme_error_status(nvme_req(req)->status);
   326		const bool mpath = req->cmd_flags & REQ_NVME_MPATH;
   327		unsigned int nr = 0;
   328		struct bio *bio;
   329		struct nvme_ns *ns;
   330	
   331		if (IS_ENABLED(CONFIG_BLK_DEV_ZONED) &&
   332		    req_op(req) == REQ_OP_ZONE_APPEND)
   333			req->__sector = nvme_lba_to_sect(req->q->queuedata,
   334				le64_to_cpu(nvme_req(req)->result.u64));
   335	
   336		if (mpath) {
   337			ns = req->q->queuedata;
   338			__rq_for_each_bio(bio, req)
   339				nr++;
   340		}
   341		nvme_trace_bio_complete(req);
   342		blk_mq_end_request(req, status);
   343	
   344		/*
   345		 * We changed multipath bio->bi_bdev, so have to drop the queue
   346		 * reference manually
   347		 */
   348		if (mpath && nr)
 > 349			__blk_queue_exit(ns->head->disk->queue, nr);
   350	}
   351	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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