Hi Shivani,

[auto build test WARNING on: staging/staging-testing]
[also build test WARNING on: next-20151106]
[cannot apply to: v4.3]

url:    
https://github.com/0day-ci/linux/commits/Shivani-Bhardwaj/staging-lustre-lproc_mgc-Remove-unused-function-mgc_ir_state_seq_show/20151109-010718
config: i386-allyesconfig (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   drivers/staging/lustre/lustre/mgc/lproc_mgc.c: In function 
'mgc_ir_state_single_open':
   drivers/staging/lustre/lustre/mgc/lproc_mgc.c:51:104: error: 
'mgc_ir_state_seq_show' undeclared (first use in this function)
   drivers/staging/lustre/lustre/mgc/lproc_mgc.c:51:104: note: each undeclared 
identifier is reported only once for each function it appears in
>> drivers/staging/lustre/lustre/mgc/lproc_mgc.c:51:65: warning: control 
>> reaches end of non-void function [-Wreturn-type]

vim +51 drivers/staging/lustre/lustre/mgc/lproc_mgc.c

d7e09d039 Peng Tao           2013-05-02  35   */
d7e09d039 Peng Tao           2013-05-02  36  #define DEBUG_SUBSYSTEM S_CLASS
d7e09d039 Peng Tao           2013-05-02  37  
d7e09d039 Peng Tao           2013-05-02  38  #include <linux/vfs.h>
73060ed93 Greg Kroah-Hartman 2014-07-11  39  #include "../include/obd_class.h"
73060ed93 Greg Kroah-Hartman 2014-07-11  40  #include 
"../include/lprocfs_status.h"
d7e09d039 Peng Tao           2013-05-02  41  #include "mgc_internal.h"
d7e09d039 Peng Tao           2013-05-02  42  
73bb1da69 Peng Tao           2013-05-29  43  LPROC_SEQ_FOPS_RO_TYPE(mgc, 
connect_flags);
73bb1da69 Peng Tao           2013-05-29  44  LPROC_SEQ_FOPS_RO_TYPE(mgc, 
server_uuid);
73bb1da69 Peng Tao           2013-05-29  45  LPROC_SEQ_FOPS_RO_TYPE(mgc, 
conn_uuid);
73bb1da69 Peng Tao           2013-05-29  46  LPROC_SEQ_FOPS_RO_TYPE(mgc, 
import);
73bb1da69 Peng Tao           2013-05-29  47  LPROC_SEQ_FOPS_RO_TYPE(mgc, state);
73bb1da69 Peng Tao           2013-05-29  48  
73bb1da69 Peng Tao           2013-05-29  49  LPROC_SEQ_FOPS_WR_ONLY(mgc, ping);
73bb1da69 Peng Tao           2013-05-29  50  
73bb1da69 Peng Tao           2013-05-29 @51  LPROC_SEQ_FOPS_RO(mgc_ir_state);
73bb1da69 Peng Tao           2013-05-29  52  
d7e09d039 Peng Tao           2013-05-02  53  static struct lprocfs_vars 
lprocfs_mgc_obd_vars[] = {
35b8dfd41 Greg DeAngelis     2014-05-23  54     { "ping",            
&mgc_ping_fops,      NULL, 0222 },
35b8dfd41 Greg DeAngelis     2014-05-23  55     { "connect_flags",   
&mgc_connect_flags_fops, NULL, 0 },
35b8dfd41 Greg DeAngelis     2014-05-23  56     { "mgs_server_uuid", 
&mgc_server_uuid_fops,   NULL, 0 },
35b8dfd41 Greg DeAngelis     2014-05-23  57     { "mgs_conn_uuid",   
&mgc_conn_uuid_fops,     NULL, 0 },
35b8dfd41 Greg DeAngelis     2014-05-23  58     { "import",          
&mgc_import_fops,  NULL, 0 },
35b8dfd41 Greg DeAngelis     2014-05-23  59     { "state",           
&mgc_state_fops,    NULL, 0 },

:::::: The code at line 51 was first introduced by commit
:::::: 73bb1da692d0dc3e93b9c9e29084d6a5dcbc37a6 staging/lustre: adapt 
proc_dir_entry change

:::::: TO: Peng Tao <bergw...@gmail.com>
:::::: CC: Greg Kroah-Hartman <gre...@linuxfoundation.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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