linux-kernel - [djwong-xfs:repair-symlink-swapext 322/325] fs/xfs/libxfs/xfs_symlink_remote.c:239:1: warning: no previous prototype for function 'xfs_symlink_remote

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Date:   Thu, 16 Dec 2021 17:28:11 +0800
From:   kernel test robot <lkp@...el.com>
To:     "Darrick J. Wong" <djwong@...nel.org>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        "Darrick J. Wong" <darrick.wong@...cle.com>,
        linux-kernel@...r.kernel.org
Subject: [djwong-xfs:repair-symlink-swapext 322/325]
 fs/xfs/libxfs/xfs_symlink_remote.c:239:1: warning: no previous prototype for
 function 'xfs_symlink_remote_read'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git repair-symlink-swapext
head:   851df07d9599471df909c4ff0e3cf33f4b9619f0
commit: b0cad080048a93ceeae93b51a0cab55c85c5a7ec [322/325] xfs: move remote symlink target read function to libxfs
config: riscv-randconfig-r042-20211216 (https://download.01.org/0day-ci/archive/20211216/202112161727.ehXN074t-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dd245bab9fbb364faa1581e4f92ba3119a872fba)
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 riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git/commit/?id=b0cad080048a93ceeae93b51a0cab55c85c5a7ec
        git remote add djwong-xfs https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git
        git fetch --no-tags djwong-xfs repair-symlink-swapext
        git checkout b0cad080048a93ceeae93b51a0cab55c85c5a7ec
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash fs/xfs/

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_symlink_remote.c:28:1: warning: no previous prototype for function 'xfs_symlink_blocks' [-Wmissing-prototypes]
   xfs_symlink_blocks(
   ^
   fs/xfs/libxfs/xfs_symlink_remote.c:27:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int
   ^
   static 
   fs/xfs/libxfs/xfs_symlink_remote.c:38:1: warning: no previous prototype for function 'xfs_symlink_hdr_set' [-Wmissing-prototypes]
   xfs_symlink_hdr_set(
   ^
   fs/xfs/libxfs/xfs_symlink_remote.c:37:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int
   ^
   static 
   fs/xfs/libxfs/xfs_symlink_remote.c:68:1: warning: no previous prototype for function 'xfs_symlink_hdr_ok' [-Wmissing-prototypes]
   xfs_symlink_hdr_ok(
   ^
   fs/xfs/libxfs/xfs_symlink_remote.c:67:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   bool
   ^
   static 
   fs/xfs/libxfs/xfs_symlink_remote.c:167:1: warning: no previous prototype for function 'xfs_symlink_local_to_remote' [-Wmissing-prototypes]
   xfs_symlink_local_to_remote(
   ^
   fs/xfs/libxfs/xfs_symlink_remote.c:166:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void
   ^
   static 
   fs/xfs/libxfs/xfs_symlink_remote.c:206:1: warning: no previous prototype for function 'xfs_symlink_shortform_verify' [-Wmissing-prototypes]
   xfs_symlink_shortform_verify(
   ^
   fs/xfs/libxfs/xfs_symlink_remote.c:205:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   xfs_failaddr_t
   ^
   static 
>> fs/xfs/libxfs/xfs_symlink_remote.c:239:1: warning: no previous prototype for function 'xfs_symlink_remote_read' [-Wmissing-prototypes]
   xfs_symlink_remote_read(
   ^
   fs/xfs/libxfs/xfs_symlink_remote.c:238:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int
   ^
   static 
   6 warnings generated.


vim +/xfs_symlink_remote_read +239 fs/xfs/libxfs/xfs_symlink_remote.c

   236	
   237	/* Read a remote symlink target into the buffer. */
   238	int
 > 239	xfs_symlink_remote_read(

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