Re: [PATCH v2 1/6] vfs: Add iomap_seek_hole_data helper

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Hi Andreas,

[auto build test ERROR on gfs2/for-next]
[also build test ERROR on v4.12-rc6 next-20170623]
[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/Andreas-Gruenbacher/SEEK_HOLE-SEEK_DATA-via-iomap/20170625-115825
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git for-next
config: x86_64-randconfig-x015-201726 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   fs/iomap.c: In function 'iomap_seek_hole_actor':
>> fs/iomap.c:603:11: error: implicit declaration of function 'page_cache_seek_hole_data' [-Werror=implicit-function-declaration]
     offset = page_cache_seek_hole_data(inode, offset, length, SEEK_HOLE);
              ^~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/page_cache_seek_hole_data +603 fs/iomap.c

   597	{
   598		if (iomap->type == IOMAP_HOLE)
   599			goto found;
   600		length = iomap->offset + iomap->length - offset;
   601		if (iomap->type != IOMAP_UNWRITTEN)
   602			return length;
 > 603		offset = page_cache_seek_hole_data(inode, offset, length, SEEK_HOLE);
   604		if (offset < 0)
   605			return length;
   606	found:

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

Attachment: .config.gz
Description: application/gzip


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