Hi Mike,

[auto build test ERROR on linus/master]
[also build test ERROR on next-20160804]
[cannot apply to v4.7]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:    
https://github.com/0day-ci/linux/commits/Mike-Christie/mm-block-convert-rw_page-users-to-bio-op-use/20160805-012041
config: i386-tinyconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   mm/filemap.c: In function 'page_endio':
>> mm/filemap.c:892:7: error: implicit declaration of function 'op_is_write' 
>> [-Werror=implicit-function-declaration]
     if (!op_is_write(op)) {
          ^~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/op_is_write +892 mm/filemap.c

   886  /*
   887   * After completing I/O on a page, call this routine to update the page
   888   * flags appropriately
   889   */
   890  void page_endio(struct page *page, int op, int err)
   891  {
 > 892          if (!op_is_write(op)) {
   893                  if (!err) {
   894                          SetPageUptodate(page);
   895                  } else {

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

Attachment: .config.gz
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