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Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Kees Cook , Brendan Jackman Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List Subject: Re: [PATCH v2 03/25] mm/percpu: Annotate static information into meminspect Message-ID: <202603131622.xpsC6cMy-lkp@intel.com> References: <20260311-minidump-v2-v2-3-f91cedc6f99e@oss.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260311-minidump-v2-v2-3-f91cedc6f99e@oss.qualcomm.com> X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 96EE440005 X-Stat-Signature: b9whqfaw81zt8o8ixq7hmigzwmaomgph X-Rspam-User: X-HE-Tag: 1773389193-923698 X-HE-Meta: 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 bh4PtaJ3 Rzs6pnPPO9RFTXku0xYwHy5c/pfFo3Atk6sSbq01GgRoG0c5o8vdC6eaUBX5jWTrSuDE6NRH0qqsi0AJpAhATez1nFrJO3fLNFdYa4O8GJXfjIonmGaMfASjdKgnq/cZGeDj1r0wxKHeeOU6y3rjSViBmRNc90y5DEb5nKk8EFJeJIKliCtTZIIE1KZTt9Uxz4BcA06up6cSX9+QJRzqduFa+k3q3aoF4JDi1dZcu85KwHhZViOuQn+6A6qR8cnilOO7gXJM2vAxltV5tloMo/bWuci5CHp/0gAYSxuCZCyIMQ3WOAWxaepzE9cZYcWIuQnTag8czIsHYvJjj7b4D6vM26l+CaxMiNykm Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Mukesh, kernel test robot noticed the following build errors: [auto build test ERROR on 343f51842f4ed7143872f3aa116a214a5619a4b9] url: https://github.com/intel-lab-lkp/linux/commits/Mukesh-Ojha/kernel-Introduce-meminspect/20260311-042334 base: 343f51842f4ed7143872f3aa116a214a5619a4b9 patch link: https://lore.kernel.org/r/20260311-minidump-v2-v2-3-f91cedc6f99e%40oss.qualcomm.com patch subject: [PATCH v2 03/25] mm/percpu: Annotate static information into meminspect config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20260313/202603131622.xpsC6cMy-lkp@intel.com/config) compiler: sh4-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260313/202603131622.xpsC6cMy-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202603131622.xpsC6cMy-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from mm/percpu.c:90: >> mm/percpu.c:3363:25: error: '__per_cpu_offset' undeclared here (not in a function); did you mean '__per_cpu_start'? 3363 | MEMINSPECT_SIMPLE_ENTRY(__per_cpu_offset); | ^~~~~~~~~~~~~~~~ include/linux/meminspect.h:94:33: note: in definition of macro 'MEMINSPECT_ENTRY' 94 | .va = (void *)&(sym), \ | ^~~ mm/percpu.c:3363:1: note: in expansion of macro 'MEMINSPECT_SIMPLE_ENTRY' 3363 | MEMINSPECT_SIMPLE_ENTRY(__per_cpu_offset); | ^~~~~~~~~~~~~~~~~~~~~~~ vim +3363 mm/percpu.c 3362 > 3363 MEMINSPECT_SIMPLE_ENTRY(__per_cpu_offset); 3364 /* 3365 * pcpu_nr_pages - calculate total number of populated backing pages 3366 * 3367 * This reflects the number of pages populated to back chunks. Metadata is 3368 * excluded in the number exposed in meminfo as the number of backing pages 3369 * scales with the number of cpus and can quickly outweigh the memory used for 3370 * metadata. It also keeps this calculation nice and simple. 3371 * 3372 * RETURNS: 3373 * Total number of populated backing pages in use by the allocator. 3374 */ 3375 unsigned long pcpu_nr_pages(void) 3376 { 3377 return data_race(READ_ONCE(pcpu_nr_populated)) * pcpu_nr_units; 3378 } 3379 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki