linux-kernel - [sbates130272-p2pmem:p2pdma_user_cmb_v4 19/24] lib/scatterlist.c:417:14: error: implicit declaration of function 'zone_device_pages_are_mergeable'; did you mean 'zone_device_pages_are

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Message-ID: <202110011801.a5e10fI8-lkp@intel.com>
Date:   Fri, 1 Oct 2021 18:17:07 +0800
From:   kernel test robot <lkp@...el.com>
To:     Logan Gunthorpe <logang@...tatee.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [sbates130272-p2pmem:p2pdma_user_cmb_v4 19/24]
 lib/scatterlist.c:417:14: error: implicit declaration of function
 'zone_device_pages_are_mergeable'; did you mean
 'zone_device_pages_are_mergable'?

tree:   https://github.com/sbates130272/linux-p2pmem.git p2pdma_user_cmb_v4
head:   fafffd8dc69edfad4ffca8e67bd6520f3a1a004f
commit: 6b808aa3a2e1b9d8d822db34fda24c4505add09b [19/24] lib/scatterlist: add check when merging zone device pages
config: arc-randconfig-r043-20211001 (attached as .config)
compiler: arceb-elf-gcc (GCC) 11.2.0
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
        # https://github.com/sbates130272/linux-p2pmem/commit/6b808aa3a2e1b9d8d822db34fda24c4505add09b
        git remote add sbates130272-p2pmem https://github.com/sbates130272/linux-p2pmem.git
        git fetch --no-tags sbates130272-p2pmem p2pdma_user_cmb_v4
        git checkout 6b808aa3a2e1b9d8d822db34fda24c4505add09b
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   lib/scatterlist.c: In function 'pages_are_mergeable':
>> lib/scatterlist.c:417:14: error: implicit declaration of function 'zone_device_pages_are_mergeable'; did you mean 'zone_device_pages_are_mergable'? [-Werror=implicit-function-declaration]
     417 |         if (!zone_device_pages_are_mergeable(a, b))
         |              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |              zone_device_pages_are_mergable
   cc1: some warnings being treated as errors


vim +417 lib/scatterlist.c

   412	
   413	static bool pages_are_mergeable(struct page *a, struct page *b)
   414	{
   415		if (page_to_pfn(a) != page_to_pfn(b) + 1)
   416			return false;
 > 417		if (!zone_device_pages_are_mergeable(a, b))
   418			return false;
   419		return true;
   420	}
   421	

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

Download attachment ".config.gz" of type "application/gzip" (31304 bytes)