linux-kernel - [ammarfaizi2-block:akpm/mm/mm-unstable 480/484] drivers/base/memory.c:186:34: error: 'struct memory_block' has no member named 'nr

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Date:   Fri, 23 Sep 2022 12:00:13 +0800
From:   kernel test robot <lkp@...el.com>
To:     Naoya Horiguchi <naoya.horiguchi@....com>
Cc:     kbuild-all@...ts.01.org, Ammar Faizi <ammarfaizi2@...weeb.org>,
        GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
        linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>
Subject: [ammarfaizi2-block:akpm/mm/mm-unstable 480/484]
 drivers/base/memory.c:186:34: error: 'struct memory_block' has no member
 named 'nr_hwpoison'

tree:   https://github.com/ammarfaizi2/linux-block akpm/mm/mm-unstable
head:   1dee68cfead9a3a85e244a274b4e85620abd5331
commit: 69b496f03bb46c7ce743aff0d976c078d753d6d6 [480/484] mm/hwpoison: introduce per-memory_block hwpoison counter
config: x86_64-randconfig-a015 (https://download.01.org/0day-ci/archive/20220923/202209231134.tnhKHRfg-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/ammarfaizi2/linux-block/commit/69b496f03bb46c7ce743aff0d976c078d753d6d6
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block akpm/mm/mm-unstable
        git checkout 69b496f03bb46c7ce743aff0d976c078d753d6d6
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   drivers/base/memory.c: In function 'memory_block_online':
>> drivers/base/memory.c:186:34: error: 'struct memory_block' has no member named 'nr_hwpoison'
     186 |         if (atomic_long_read(&mem->nr_hwpoison))
         |                                  ^~
   drivers/base/memory.c: In function 'remove_memory_block_devices':
   drivers/base/memory.c:870:61: error: 'struct memory_block' has no member named 'nr_hwpoison'
     870 |                 clear_hwpoisoned_pages(atomic_long_read(&mem->nr_hwpoison));
         |                                                             ^~


vim +186 drivers/base/memory.c

   177	
   178	static int memory_block_online(struct memory_block *mem)
   179	{
   180		unsigned long start_pfn = section_nr_to_pfn(mem->start_section_nr);
   181		unsigned long nr_pages = PAGES_PER_SECTION * sections_per_block;
   182		unsigned long nr_vmemmap_pages = mem->nr_vmemmap_pages;
   183		struct zone *zone;
   184		int ret;
   185	
 > 186		if (atomic_long_read(&mem->nr_hwpoison))
   187			return -EHWPOISON;
   188	
   189		zone = zone_for_pfn_range(mem->online_type, mem->nid, mem->group,
   190					  start_pfn, nr_pages);
   191	
   192		/*
   193		 * Although vmemmap pages have a different lifecycle than the pages
   194		 * they describe (they remain until the memory is unplugged), doing
   195		 * their initialization and accounting at memory onlining/offlining
   196		 * stage helps to keep accounting easier to follow - e.g vmemmaps
   197		 * belong to the same zone as the memory they backed.
   198		 */
   199		if (nr_vmemmap_pages) {
   200			ret = mhp_init_memmap_on_memory(start_pfn, nr_vmemmap_pages, zone);
   201			if (ret)
   202				return ret;
   203		}
   204	
   205		ret = online_pages(start_pfn + nr_vmemmap_pages,
   206				   nr_pages - nr_vmemmap_pages, zone, mem->group);
   207		if (ret) {
   208			if (nr_vmemmap_pages)
   209				mhp_deinit_memmap_on_memory(start_pfn, nr_vmemmap_pages);
   210			return ret;
   211		}
   212	
   213		/*
   214		 * Account once onlining succeeded. If the zone was unpopulated, it is
   215		 * now already properly populated.
   216		 */
   217		if (nr_vmemmap_pages)
   218			adjust_present_page_count(pfn_to_page(start_pfn), mem->group,
   219						  nr_vmemmap_pages);
   220	
   221		mem->zone = zone;
   222		return ret;
   223	}
   224	

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