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Date:   Fri, 21 Jul 2023 10:02:43 +0800
From:   kernel test robot <lkp@intel.com>
To:     Peng Zhang <zhangpeng362@huawei.com>, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org, willy@infradead.org
Cc:     oe-kbuild-all@lists.linux.dev, hch@infradead.org,
        sidhartha.kumar@oracle.com, akpm@linux-foundation.org,
        wangkefeng.wang@huawei.com, sunnanyong@huawei.com,
        ZhangPeng <zhangpeng362@huawei.com>
Subject: Re: [PATCH v3 09/10] mm/page_io: convert count_swpout_vm_event() to
 take in a folio
Message-ID: <202307210922.2swqazEA-lkp@intel.com>
References: <20230720130147.4071649-10-zhangpeng362@huawei.com>
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In-Reply-To: <20230720130147.4071649-10-zhangpeng362@huawei.com>
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Hi Peng,

kernel test robot noticed the following build errors:

[auto build test ERROR on akpm-mm/mm-everything]
[also build test ERROR on axboe-block/for-next linus/master v6.5-rc2 next-20230720]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Peng-Zhang/mm-page_io-remove-unneeded-ClearPageUptodate/20230720-210515
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link:    https://lore.kernel.org/r/20230720130147.4071649-10-zhangpeng362%40huawei.com
patch subject: [PATCH v3 09/10] mm/page_io: convert count_swpout_vm_event() to take in a folio
config: parisc-randconfig-r006-20230720 (https://download.01.org/0day-ci/archive/20230721/202307210922.2swqazEA-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230721/202307210922.2swqazEA-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307210922.2swqazEA-lkp@intel.com/

All errors (new ones prefixed by >>):

   mm/page_io.c: In function 'count_swpout_vm_event':
>> mm/page_io.c:211:32: error: 'THP_SWPOUT' undeclared (first use in this function); did you mean 'PSWPOUT'?
     211 |                 count_vm_event(THP_SWPOUT);
         |                                ^~~~~~~~~~
         |                                PSWPOUT
   mm/page_io.c:211:32: note: each undeclared identifier is reported only once for each function it appears in


vim +211 mm/page_io.c

2f772e6cadf8ad Seth Jennings 2013-04-29  207  
c40c44eb86eb74 ZhangPeng     2023-07-20  208  static inline void count_swpout_vm_event(struct folio *folio)
225311a46411c3 Huang Ying    2017-09-06  209  {
c40c44eb86eb74 ZhangPeng     2023-07-20  210  	if (unlikely(folio_test_pmd_mappable(folio)))
225311a46411c3 Huang Ying    2017-09-06 @211  		count_vm_event(THP_SWPOUT);
c40c44eb86eb74 ZhangPeng     2023-07-20  212  	count_vm_events(PSWPOUT, folio_nr_pages(folio));
225311a46411c3 Huang Ying    2017-09-06  213  }
225311a46411c3 Huang Ying    2017-09-06  214  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki