[axboe-block:perf-wip 5/13] drivers/nvme/host/rdma.c:2217:11: error: incompatible function pointer types initializing 'int (*)(struct blk_mq_hw_ctx *, struct io_batch *)' with an expression of type 'int (struct blk_mq_hw_ctx *)'

[axboe-block:perf-wip 5/13] drivers/nvme/host/rdma.c:2217:11: error: incompatible function pointer types initializing 'int (*)(struct blk_mq_hw_ctx *, struct io_batch *)' with an expression of type 'int (struct blk_mq_hw_ctx *)'

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git perf-wip
head:   907a3e0cb99f9b83122756806ef04bc787dff0d7
commit: 42f4357de7d6626e20e7b86e9cf762b82137081f [5/13] block: add a struct io_batch argument to fops->iopoll()
config: x86_64-randconfig-a001-20211008 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 30caca39f401ae17927439c0a0bd6d1b1916dd6a)
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git/commit/?id=42f4357de7d6626e20e7b86e9cf762b82137081f
        git remote add axboe-block https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
        git fetch --no-tags axboe-block perf-wip
        git checkout 42f4357de7d6626e20e7b86e9cf762b82137081f
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64 

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/rdma.c:2217:11: error: incompatible function pointer types initializing 'int (*)(struct blk_mq_hw_ctx *, struct io_batch *)' with an expression of type 'int (struct blk_mq_hw_ctx *)' [-Werror,-Wincompatible-function-pointer-types]
           .poll           = nvme_rdma_poll,
                             ^~~~~~~~~~~~~~
   1 error generated.


vim +2217 drivers/nvme/host/rdma.c

0b36658ca8b15b Sagi Grimberg     2017-07-13  2208  
f363b089be0a39 Eric Biggers      2017-03-30  2209  static const struct blk_mq_ops nvme_rdma_mq_ops = {
71102307196028 Christoph Hellwig 2016-07-06  2210  	.queue_rq	= nvme_rdma_queue_rq,
71102307196028 Christoph Hellwig 2016-07-06  2211  	.complete	= nvme_rdma_complete_rq,
71102307196028 Christoph Hellwig 2016-07-06  2212  	.init_request	= nvme_rdma_init_request,
71102307196028 Christoph Hellwig 2016-07-06  2213  	.exit_request	= nvme_rdma_exit_request,
71102307196028 Christoph Hellwig 2016-07-06  2214  	.init_hctx	= nvme_rdma_init_hctx,
71102307196028 Christoph Hellwig 2016-07-06  2215  	.timeout	= nvme_rdma_timeout,
0b36658ca8b15b Sagi Grimberg     2017-07-13  2216  	.map_queues	= nvme_rdma_map_queues,
ff8519f9e91170 Sagi Grimberg     2018-12-14 @2217  	.poll		= nvme_rdma_poll,
71102307196028 Christoph Hellwig 2016-07-06  2218  };
71102307196028 Christoph Hellwig 2016-07-06  2219  

:::::: The code at line 2217 was first introduced by commit
:::::: ff8519f9e91170cd24ed503aa77d144e71bd4d92 nvme-rdma: implement polling queue map

:::::: TO: Sagi Grimberg <sagi@grimberg.me>
:::::: CC: Christoph Hellwig <hch@lst.de>

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

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