linux-kernel - [allisonhenderson-xfs_work:delayed_attrs_v22_extended 32/32] fs/xfs/libxfs/xfs_parent.c:38:1: warning: no previous prototype for function 'xfs_init_parent

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Date:   Mon, 26 Jul 2021 11:21:24 +0800
From:   kernel test robot <lkp@...el.com>
To:     Allison Henderson <allison.henderson@...cle.com>
Cc:     clang-built-linux@...glegroups.com, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org
Subject: [allisonhenderson-xfs_work:delayed_attrs_v22_extended 32/32]
 fs/xfs/libxfs/xfs_parent.c:38:1: warning: no previous prototype for function
 'xfs_init_parent_ptr'

tree:   https://github.com/allisonhenderson/xfs_work.git delayed_attrs_v22_extended
head:   43a95c4600b7c80ac410a00ac245ccf85b150d26
commit: 43a95c4600b7c80ac410a00ac245ccf85b150d26 [32/32] xfs: Add parent pointer ioctl
config: x86_64-randconfig-a003-20210725 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project c63dbd850182797bc4b76124d08e1c320ab2365d)
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 x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/allisonhenderson/xfs_work/commit/43a95c4600b7c80ac410a00ac245ccf85b150d26
        git remote add allisonhenderson-xfs_work https://github.com/allisonhenderson/xfs_work.git
        git fetch --no-tags allisonhenderson-xfs_work delayed_attrs_v22_extended
        git checkout 43a95c4600b7c80ac410a00ac245ccf85b150d26
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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 >>):

>> fs/xfs/libxfs/xfs_parent.c:38:1: warning: no previous prototype for function 'xfs_init_parent_ptr' [-Wmissing-prototypes]
   xfs_init_parent_ptr(struct xfs_parent_ptr               *xpp,
   ^
   fs/xfs/libxfs/xfs_parent.c:37:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void
   ^
   static 
   fs/xfs/libxfs/xfs_parent.c:65:1: warning: no previous prototype for function 'xfs_init_parent_name_rec' [-Wmissing-prototypes]
   xfs_init_parent_name_rec(
   ^
   fs/xfs/libxfs/xfs_parent.c:64:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void
   ^
   static 
   fs/xfs/libxfs/xfs_parent.c:80:1: warning: no previous prototype for function 'xfs_init_parent_name_irec' [-Wmissing-prototypes]
   xfs_init_parent_name_irec(
   ^
   fs/xfs/libxfs/xfs_parent.c:79:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void
   ^
   static 
   3 warnings generated.
--
>> fs/xfs/xfs_parent_utils.c:42:1: warning: no previous prototype for function 'xfs_attr_get_parent_pointer' [-Wmissing-prototypes]
   xfs_attr_get_parent_pointer(struct xfs_inode            *ip,
   ^
   fs/xfs/xfs_parent_utils.c:41:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int
   ^
   static 
   1 warning generated.


vim +/xfs_init_parent_ptr +38 fs/xfs/libxfs/xfs_parent.c

    35	
    36	/* Initializes a xfs_parent_ptr from an xfs_parent_name_rec */
    37	void
  > 38	xfs_init_parent_ptr(struct xfs_parent_ptr		*xpp,
    39			     struct xfs_parent_name_rec	*rec)
    40	{
    41		xpp->xpp_ino = be64_to_cpu(rec->p_ino);
    42		xpp->xpp_gen = be32_to_cpu(rec->p_gen);
    43		xpp->xpp_diroffset = be32_to_cpu(rec->p_diroffset);
    44	}
    45	

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

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