[staging:staging-testing 276/342] drivers/staging/lustre/lustre/include/lustre_net.h:2110:11: error: implicit declaration of function 'lustre_errno_hton'

kbuild test robot fengguang.wu at intel.com
Thu Aug 17 19:05:22 UTC 2017


tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git staging-testing
head:   8d2fa5c352a9e0f877281c2b4486347305a380db
commit: ce6e67f2ed110fdbb89bb76bca8c2b9d2ad6c736 [276/342] staging: lustre: fid: add include path to Makefile
config: ia64-allyesconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 6.2.0
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout ce6e67f2ed110fdbb89bb76bca8c2b9d2ad6c736
        # save the attached .config to linux build tree
        make.cross ARCH=ia64 

All errors (new ones prefixed by >>):

   In file included from drivers/staging/lustre/lustre/include/lustre_lib.h:59:0,
                    from drivers/staging/lustre/lustre/include/obd.h:39,
                    from drivers/staging/lustre/lustre/fid/fid_request.c:44:
   drivers/staging/lustre/lustre/include/lustre_net.h: In function 'ptlrpc_status_hton':
>> drivers/staging/lustre/lustre/include/lustre_net.h:2110:11: error: implicit declaration of function 'lustre_errno_hton' [-Werror=implicit-function-declaration]
      return -lustre_errno_hton(-h);
              ^~~~~~~~~~~~~~~~~
   drivers/staging/lustre/lustre/include/lustre_net.h: In function 'ptlrpc_status_ntoh':
>> drivers/staging/lustre/lustre/include/lustre_net.h:2121:11: error: implicit declaration of function 'lustre_errno_ntoh' [-Werror=implicit-function-declaration]
      return -lustre_errno_ntoh(-n);
              ^~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/lustre_errno_hton +2110 drivers/staging/lustre/lustre/include/lustre_net.h

2d58de78 Li Wei 2013-07-23  2102  
2d58de78 Li Wei 2013-07-23  2103  static inline int ptlrpc_status_hton(int h)
2d58de78 Li Wei 2013-07-23  2104  {
2d58de78 Li Wei 2013-07-23  2105  	/*
2d58de78 Li Wei 2013-07-23  2106  	 * Positive errnos must be network errnos, such as LUSTRE_EDEADLK,
2d58de78 Li Wei 2013-07-23  2107  	 * ELDLM_LOCK_ABORTED, etc.
2d58de78 Li Wei 2013-07-23  2108  	 */
2d58de78 Li Wei 2013-07-23  2109  	if (h < 0)
2d58de78 Li Wei 2013-07-23 @2110  		return -lustre_errno_hton(-h);
2d58de78 Li Wei 2013-07-23  2111  	else
2d58de78 Li Wei 2013-07-23  2112  		return h;
2d58de78 Li Wei 2013-07-23  2113  }
2d58de78 Li Wei 2013-07-23  2114  
2d58de78 Li Wei 2013-07-23  2115  static inline int ptlrpc_status_ntoh(int n)
2d58de78 Li Wei 2013-07-23  2116  {
2d58de78 Li Wei 2013-07-23  2117  	/*
2d58de78 Li Wei 2013-07-23  2118  	 * See the comment in ptlrpc_status_hton().
2d58de78 Li Wei 2013-07-23  2119  	 */
2d58de78 Li Wei 2013-07-23  2120  	if (n < 0)
2d58de78 Li Wei 2013-07-23 @2121  		return -lustre_errno_ntoh(-n);
2d58de78 Li Wei 2013-07-23  2122  	else
2d58de78 Li Wei 2013-07-23  2123  		return n;
2d58de78 Li Wei 2013-07-23  2124  }
2d58de78 Li Wei 2013-07-23  2125  

:::::: The code at line 2110 was first introduced by commit
:::::: 2d58de78b2f6c53688a154b02bae3ada19ed15a9 staging/lustre/ptlrpc: Translate between host and network errnos

:::::: TO: Li Wei <wei.g.li at intel.com>
:::::: CC: Greg Kroah-Hartman <gregkh at linuxfoundation.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
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