[Cluster-devel] [gfs2:trusted-xattr 2/2] fs/gfs2/xattr.c:73:6: warning: no previous prototype for function 'gfs2_eatype_valid'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git trusted-xattr
head:   533310c3f8a7c01b324d68200d1578b416b681d3
commit: 533310c3f8a7c01b324d68200d1578b416b681d3 [2/2] gfs2: Add trusted xattr support
config: x86_64-randconfig-a005-20201111 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project a7b65741441556d295079fc4f2391d99fd1c1111)
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://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git/commit/?id=533310c3f8a7c01b324d68200d1578b416b681d3
        git remote add gfs2 https://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git
        git fetch --no-tags gfs2 trusted-xattr
        git checkout 533310c3f8a7c01b324d68200d1578b416b681d3
        # 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 at intel.com>

All warnings (new ones prefixed by >>):

>> fs/gfs2/xattr.c:73:6: warning: no previous prototype for function 'gfs2_eatype_valid' [-Wmissing-prototypes]
   bool gfs2_eatype_valid(struct gfs2_sbd *sdp, u8 type)
        ^
   fs/gfs2/xattr.c:73:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   bool gfs2_eatype_valid(struct gfs2_sbd *sdp, u8 type)
   ^
   static 
   1 warning generated.

vim +/gfs2_eatype_valid +73 fs/gfs2/xattr.c

    72	
  > 73	bool gfs2_eatype_valid(struct gfs2_sbd *sdp, u8 type)
    74	{
    75		switch(sdp->sd_sb.sb_fs_format) {
    76		case GFS2_FORMAT_FS_MAX:
    77			return true;
    78	
    79		case GFS2_FORMAT_FS_MIN:
    80			return type <= GFS2_EATYPE_SECURITY;
    81	
    82		default:
    83			return false;
    84		}
    85	}
    86	

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