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X-IronPort-AV: E=McAfee;i="6600,9927,10686"; a="325590633" X-IronPort-AV: E=Sophos;i="5.99,214,1677571200"; d="scan'208";a="325590633" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Apr 2023 06:26:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10686"; a="761578193" X-IronPort-AV: E=Sophos;i="5.99,214,1677571200"; d="scan'208";a="761578193" Received: from lkp-server01.sh.intel.com (HELO b613635ddfff) ([10.239.97.150]) by fmsmga004.fm.intel.com with ESMTP; 21 Apr 2023 06:26:15 -0700 Received: from kbuild by b613635ddfff with local (Exim 4.96) (envelope-from ) id 1ppqmE-000gc4-1V; Fri, 21 Apr 2023 13:26:14 +0000 Date: Fri, 21 Apr 2023 21:25:16 +0800 From: kernel test robot To: Oscar Salvador , Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , linux-kernel@vger.kernel.org, Michal Hocko , Vlastimil Babka , Eric Dumazet , Waiman Long , Suren Baghdasaryan , Marco Elver , Andrey Konovalov , Alexander Potapenko , Oscar Salvador Subject: Re: [PATCH v4 2/3] mm, page_owner: Add page_owner_stacks file to print out only stacks and their counte Message-ID: <202304212153.jLLmROz6-lkp@intel.com> References: <20230421101415.5734-3-osalvador@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230421101415.5734-3-osalvador@suse.de> X-Rspamd-Queue-Id: 7A5B380009 X-Stat-Signature: my8aw4qa99usf6e7wkf7aj95b9rsn6hn X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1682083580-693471 X-HE-Meta: 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 5ovfLaGU zbTo6xjj+yMPsxY9H4aXszXFyZjgCkXV7fZWOxgsQKUCFtZ56eLPr1g+kKIayImznKfpqG8A3+YP+f6i61eZN8tGuJ4JzFD6T/vk72NxuRBS+CpxCHrPuAzJ2UsWL/Nf29LDiHgoy7ONHXF7DB98fwBfqPnG2fG/EJebLkz1kFC86aGHL5mjFtu0X8byt3Cc7GBSok+uUGANkN1Mr0MyOnYZGJfiYK7XkAuYwrI/5a9xyzgrbynvWzGxwD5FVdp5q8I2goWBd8AaOQjupowV4uKsvRXfRebmk9ZjW1NYOu3LzIpR4+XIwqjiMfX+B+jF0EUaqavP31veri7jOp47YkpXA7JTVbO9zpCu6Ipjjc/wG2UpLDZcP+dEnTulEU2eGPhMDo2btHDpvKgWiPjfRQ8WLrs+PRZU30ReMKLsNvv+MsvfdQVHY4/MuSGjp+9NvaLDO/UhUPRLW6r9leOofbo9ed07dWjHoZuSB X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Oscar, kernel test robot noticed the following build warnings: [auto build test WARNING on linus/master] [also build test WARNING on v6.3-rc7] [cannot apply to akpm-mm/mm-everything next-20230420] [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/Oscar-Salvador/lib-stackdepot-Add-a-refcount-field-in-stack_record/20230421-181709 patch link: https://lore.kernel.org/r/20230421101415.5734-3-osalvador%40suse.de patch subject: [PATCH v4 2/3] mm, page_owner: Add page_owner_stacks file to print out only stacks and their counte config: ia64-allyesconfig (https://download.01.org/0day-ci/archive/20230421/202304212153.jLLmROz6-lkp@intel.com/config) compiler: ia64-linux-gcc (GCC) 12.1.0 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/intel-lab-lkp/linux/commit/6c6dfc43015e1939f433f4371d33418ab4d03411 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Oscar-Salvador/lib-stackdepot-Add-a-refcount-field-in-stack_record/20230421-181709 git checkout 6c6dfc43015e1939f433f4371d33418ab4d03411 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 SHELL=/bin/bash M=lib/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202304212153.jLLmROz6-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/page_ext.h:7, from include/linux/mm.h:22, from include/linux/mman.h:5, from lib/test_user_copy.c:13: >> include/linux/stackdepot.h:120:26: warning: 'struct seq_file' declared inside parameter list will not be visible outside of this definition or declaration 120 | void *stack_start(struct seq_file *m, loff_t *ppos); | ^~~~~~~~ include/linux/stackdepot.h:121:25: warning: 'struct seq_file' declared inside parameter list will not be visible outside of this definition or declaration 121 | void *stack_next(struct seq_file *m, void *v, loff_t *ppos); | ^~~~~~~~ include/linux/stackdepot.h:122:24: warning: 'struct seq_file' declared inside parameter list will not be visible outside of this definition or declaration 122 | int stack_print(struct seq_file *m, void *v); | ^~~~~~~~ vim +120 include/linux/stackdepot.h 99 100 /** 101 * stack_depot_save - Save a stack trace to stack depot 102 * 103 * @entries: Pointer to the stack trace 104 * @nr_entries: Number of frames in the stack 105 * @alloc_flags: Allocation GFP flags 106 * 107 * Context: Contexts where allocations via alloc_pages() are allowed. 108 * See __stack_depot_save() for more details. 109 * 110 * Return: Handle of the stack trace stored in depot, 0 on failure 111 */ 112 depot_stack_handle_t stack_depot_save(unsigned long *entries, 113 unsigned int nr_entries, gfp_t gfp_flags); 114 depot_stack_handle_t stack_depot_save_action(unsigned long *entries, 115 unsigned int nr_entries, 116 gfp_t gfp_flags, 117 bool counter); 118 119 #ifdef CONFIG_PAGE_OWNER > 120 void *stack_start(struct seq_file *m, loff_t *ppos); 121 void *stack_next(struct seq_file *m, void *v, loff_t *ppos); 122 int stack_print(struct seq_file *m, void *v); 123 #endif 124 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests