block/blk-ia-ranges.c:119: warning: expecting prototype for disk_register_ia_ranges(). Prototype was for disk_register_independent_access_ranges() instead

* block/blk-ia-ranges.c:119: warning: expecting prototype for disk_register_ia_ranges(). Prototype was for disk_register_independent_access_ranges() instead
@ 2021-11-11  0:26 kernel test robot
  2021-11-11  0:35 ` Jens Axboe
  0 siblings, 1 reply; 4+ messages in thread
From: kernel test robot @ 2021-11-11  0:26 UTC (permalink / raw)
  To: Damien Le Moal
  Cc: kbuild-all, linux-kernel, Jens Axboe, Hannes Reinecke,
	Martin K. Petersen, Keith Busch

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   881007522c8fcc3785c75432dbb149ca1b78e106
commit: a2247f19ee1c5ad75ef095cdfb909a3244b88aa8 block: Add independent access ranges support
date:   2 weeks ago
config: m68k-randconfig-r036-20211027 (attached as .config)
compiler: m68k-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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a2247f19ee1c5ad75ef095cdfb909a3244b88aa8
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout a2247f19ee1c5ad75ef095cdfb909a3244b88aa8
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash

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

All warnings (new ones prefixed by >>):

>> block/blk-ia-ranges.c:119: warning: expecting prototype for disk_register_ia_ranges(). Prototype was for disk_register_independent_access_ranges() instead

vim +119 block/blk-ia-ranges.c

   105	
   106	/**
   107	 * disk_register_ia_ranges - register with sysfs a set of independent
   108	 *			    access ranges
   109	 * @disk:	Target disk
   110	 * @new_iars:	New set of independent access ranges
   111	 *
   112	 * Register with sysfs a set of independent access ranges for @disk.
   113	 * If @new_iars is not NULL, this set of ranges is registered and the old set
   114	 * specified by q->ia_ranges is unregistered. Otherwise, q->ia_ranges is
   115	 * registered if it is not already.
   116	 */
   117	int disk_register_independent_access_ranges(struct gendisk *disk,
   118					struct blk_independent_access_ranges *new_iars)
 > 119	{
   120		struct request_queue *q = disk->queue;
   121		struct blk_independent_access_ranges *iars;
   122		int i, ret;
   123	
   124		lockdep_assert_held(&q->sysfs_dir_lock);
   125		lockdep_assert_held(&q->sysfs_lock);
   126	
   127		/* If a new range set is specified, unregister the old one */
   128		if (new_iars) {
   129			if (q->ia_ranges)
   130				disk_unregister_independent_access_ranges(disk);
   131			q->ia_ranges = new_iars;
   132		}
   133	
   134		iars = q->ia_ranges;
   135		if (!iars)
   136			return 0;
   137	
   138		/*
   139		 * At this point, iars is the new set of sector access ranges that needs
   140		 * to be registered with sysfs.
   141		 */
   142		WARN_ON(iars->sysfs_registered);
   143		ret = kobject_init_and_add(&iars->kobj, &blk_ia_ranges_ktype,
   144					   &q->kobj, "%s", "independent_access_ranges");
   145		if (ret) {
   146			q->ia_ranges = NULL;
   147			kfree(iars);
   148			return ret;
   149		}
   150	
   151		for (i = 0; i < iars->nr_ia_ranges; i++) {
   152			iars->ia_range[i].queue = q;
   153			ret = kobject_init_and_add(&iars->ia_range[i].kobj,
   154						   &blk_ia_range_ktype, &iars->kobj,
   155						   "%d", i);
   156			if (ret) {
   157				while (--i >= 0)
   158					kobject_del(&iars->ia_range[i].kobj);
   159				kobject_del(&iars->kobj);
   160				kobject_put(&iars->kobj);
   161				return ret;
   162			}
   163		}
   164	
   165		iars->sysfs_registered = true;
   166	
   167		return 0;
   168	}
   169	

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

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