linux-kernel - [ammarfaizi2-block:axboe/linux-block/m1/2022-02-19 434/552] include/linux/soc/apple/rtkit.h:223:5: warning: no previous prototype for 'apple_rtkit

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Message-ID: <202202211757.0kgIweOT-lkp@intel.com>
Date:   Mon, 21 Feb 2022 17:11:01 +0800
From:   kernel test robot <lkp@...el.com>
To:     Sven Peter <sven@...npeter.dev>
Cc:     kbuild-all@...ts.01.org,
        GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
        linux-kernel@...r.kernel.org, Hector Martin <marcan@...can.st>
Subject: [ammarfaizi2-block:axboe/linux-block/m1/2022-02-19 434/552]
 include/linux/soc/apple/rtkit.h:223:5: warning: no previous prototype for
 'apple_rtkit_poll'

tree:   https://github.com/ammarfaizi2/linux-block axboe/linux-block/m1/2022-02-19
head:   b781e0ccdc0c9a931571d15db09d45b7258b9905
commit: 493f6321556155242b30f79a6aa6afa58d5ff28d [434/552] WIP: nvme-apple: add initial Apple SoC NVMe driver
config: h8300-randconfig-r025-20220221 (https://download.01.org/0day-ci/archive/20220221/202202211757.0kgIweOT-lkp@intel.com/config)
compiler: h8300-linux-gcc (GCC) 11.2.0
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://github.com/ammarfaizi2/linux-block/commit/493f6321556155242b30f79a6aa6afa58d5ff28d
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block axboe/linux-block/m1/2022-02-19
        git checkout 493f6321556155242b30f79a6aa6afa58d5ff28d
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=h8300 SHELL=/bin/bash drivers/nvme/host/

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

All warnings (new ones prefixed by >>):

   In file included from drivers/nvme/host/apple.c:32:
>> include/linux/soc/apple/rtkit.h:223:5: warning: no previous prototype for 'apple_rtkit_poll' [-Wmissing-prototypes]
     223 | int apple_rtkit_poll(struct apple_rtkit *rtk)
         |     ^~~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for NFSD_V2_ACL
   Depends on NETWORK_FILESYSTEMS && NFSD
   Selected by
   - NFSD_V3_ACL && NETWORK_FILESYSTEMS


vim +/apple_rtkit_poll +223 include/linux/soc/apple/rtkit.h

aee0bc1199b4a8 Hector Martin 2022-02-08  222  
d47d01d475b6a9 Hector Martin 2022-02-08 @223  int apple_rtkit_poll(struct apple_rtkit *rtk)
d47d01d475b6a9 Hector Martin 2022-02-08  224  {
d47d01d475b6a9 Hector Martin 2022-02-08  225  	return -ENODEV;
d47d01d475b6a9 Hector Martin 2022-02-08  226  }
d47d01d475b6a9 Hector Martin 2022-02-08  227  

:::::: The code at line 223 was first introduced by commit
:::::: d47d01d475b6a9678964a7bcd5566378902185f7 soc: apple: rtkit: Add recv_message_early callback and apple_rtkit_poll

:::::: TO: Hector Martin <marcan@...can.st>
:::::: CC: Hector Martin <marcan@...can.st>

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