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X-CSE-ConnectionGUID: vCaDD+2WTEKiLNjfeyXSjQ== X-CSE-MsgGUID: ZUZBB9mvRGiceceCTZ1ZBQ== X-IronPort-AV: E=McAfee;i="6700,10204,11317"; a="41187875" X-IronPort-AV: E=Sophos;i="6.13,211,1732608000"; d="scan'208";a="41187875" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jan 2025 20:50:49 -0800 X-CSE-ConnectionGUID: WvNriTUQTRCEq3Eq+lwzyQ== X-CSE-MsgGUID: 4EFHZX5WSHC8Y1pJbfp8Gg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,211,1732608000"; d="scan'208";a="105660377" Received: from lkp-server01.sh.intel.com (HELO d63d4d77d921) ([10.239.97.150]) by fmviesa007.fm.intel.com with ESMTP; 16 Jan 2025 20:50:46 -0800 Received: from kbuild by d63d4d77d921 with local (Exim 4.96) (envelope-from ) id 1tYeJg-000SlP-2N; Fri, 17 Jan 2025 04:50:44 +0000 Date: Fri, 17 Jan 2025 12:49:50 +0800 From: kernel test robot To: Wupeng Ma , akpm@linux-foundation.org, david@redhat.com, osalvador@suse.de, nao.horiguchi@gmail.com, linmiaohe@huawei.com, mhocko@suse.com Cc: oe-kbuild-all@lists.linux.dev, mawupeng1@huawei.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 1/3] mm: memory-failure: update ttu flag inside unmap_poisoned_folio Message-ID: <202501171215.KLa8VDaS-lkp@intel.com> References: <20250116061657.227027-2-mawupeng1@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250116061657.227027-2-mawupeng1@huawei.com> X-Rspam-User: X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: BF2BC180003 X-Stat-Signature: tnqwahe68nu7dgcmsodcgdr76ju386fj X-HE-Tag: 1737089450-293220 X-HE-Meta: U2FsdGVkX1+od+g9YVc49FGWQdXB/bzVDIF0h38EFIQeo3fwnmxFK/9ol733pQ2YsZ6zF/0OliIN+22BzqKikXoBy29yocSLvbU7ouBPV6jAguZjrQ52o4H2rQXfj1ALIwn1s+n0t2nDlHFwg5cQKNbrpLt5CB9IJI/CEUv/OHrpZxxZYUGQgj45mW/isuId/25/jyFswG0Nv2eea1G33agHWh4Pv/xV9YrgPUz0S39o6ft5fJTYYu3xRfXWBAa4UtEzdia7jvwmUTgk9N6/teBj4zyAxo4OaGTEYPsO4V1+MSgTQjYHAhdLsBu4v6xzIPJ+fAKFfaFqJLVJSO24CGKQmoQt8cP588TtGbRO0XBdQjlexi9uFTXh54YkhZsT9WjbdK/DUVyEqzHZhDgaGVIqvXl/zchIm+ExXMenIBXHz30KafqHY1JOaDeNes327kJmmx1SMqdokANsuTLFfCiwUktwXHI78WQvjXaxAYIN9wK2arkfM9mvG7KXLWAkD+pxNhroMxETp/OpcXWr/TMDxr8qb0Aiu1SSZauThdvGLeMISxD2VZfPMO78t5RHsLQV04UOm54B7rFqFR0vVKATm0Qoaz5dNeipTgfrCYGY01nKLVfwpjNHSp29ZF5lL+ZcgNQqJ/Rv4WraRGetYQkTLHmw9RnTKqNstUzvvsZbr51xv6JtXZXpdmfu0MAQ+B/lclwbT8MAKeS3ZlCeMVOjo0V16nEGEX71WhBxQkXvotujxY/2uGCqw2KTCusgyl2q1YFg+soFVAE+8mRFhIbRCre6kJI7fgXkuVf9T4QpoQuEQClPR7NViBiQhbfLwo0/Dxh5/Q8uD1YXv6eDzCKJJXCcVoSX6DIB8AlIjlWLL8DRh07cnGhsth3e5n3pBdvzUV9n5wxt4XXObX3MOtTS6tBtS0/W/ERhzTsElMrCpir4czQcd2auFsW33NWvlNyi3qPWlD1mOFAX32d FjNgktrr rOuj2yzuRTYWHNNIgSYgDqSWuLqRDhC1LG+Bn8knpHIugGfd4G5O96HsRx4qopv6flIbpaovByWnvuIfATuDnj88e0ra0q7L86KOC6l0PleCdFfsQ9ylqTgHc7RZx3KAjK4R125NtQJFk3n3UqhtkYOdJIlQoksgdnJY4Qoyp/p8IukgAcExxRWy5WOtEDyaMDmRkFAcKDGsF8r2Tr4QdAuFsfXHQXx+gTcpTrxtvrzRqnWz/X+87I1wr6XJiyICa4NT0L7Z3t2zPcSYm+lUSryLHIIHrihFpM35W5cdbpvC+2FwjljMoP7ecFfnwCgX/Nig/LLB3cl6YFJHprwcu0wmgDp28HBJ5k5GzjxQtQy54gK9hfUusvkOajoxNEH6NhnCVLxK6ZSxZEHWrHKkQ0sqW6OuU6GJs6xbLSbzZpjAFNLePv8+k+8hzGz3EcdaQhJE9weRSfbcr/Xa93dg9zPsWJA== 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: List-Subscribe: List-Unsubscribe: Hi Wupeng, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Wupeng-Ma/mm-memory-failure-update-ttu-flag-inside-unmap_poisoned_folio/20250116-142614 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250116061657.227027-2-mawupeng1%40huawei.com patch subject: [PATCH v2 1/3] mm: memory-failure: update ttu flag inside unmap_poisoned_folio config: x86_64-buildonly-randconfig-002-20250117 (https://download.01.org/0day-ci/archive/20250117/202501171215.KLa8VDaS-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250117/202501171215.KLa8VDaS-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/202501171215.KLa8VDaS-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from mm/memory_hotplug.c:41: mm/internal.h:1142:1: error: expected identifier or '(' before '{' token 1142 | { | ^ >> mm/internal.h:1141:19: warning: 'unmap_poisoned_folio' used but never defined 1141 | static inline int unmap_poisoned_folio(struct folio *folio, unsigned long pfn, bool must_kill); | ^~~~~~~~~~~~~~~~~~~~ vim +/unmap_poisoned_folio +1141 mm/internal.h 1121 1122 extern u32 hwpoison_filter_dev_major; 1123 extern u32 hwpoison_filter_dev_minor; 1124 extern u64 hwpoison_filter_flags_mask; 1125 extern u64 hwpoison_filter_flags_value; 1126 extern u64 hwpoison_filter_memcg; 1127 extern u32 hwpoison_filter_enable; 1128 #define MAGIC_HWPOISON 0x48575053U /* HWPS */ 1129 void SetPageHWPoisonTakenOff(struct page *page); 1130 void ClearPageHWPoisonTakenOff(struct page *page); 1131 bool take_page_off_buddy(struct page *page); 1132 bool put_page_back_buddy(struct page *page); 1133 struct task_struct *task_early_kill(struct task_struct *tsk, int force_early); 1134 void add_to_kill_ksm(struct task_struct *tsk, const struct page *p, 1135 struct vm_area_struct *vma, struct list_head *to_kill, 1136 unsigned long ksm_addr); 1137 unsigned long page_mapped_in_vma(const struct page *page, 1138 struct vm_area_struct *vma); 1139 1140 #else > 1141 static inline int unmap_poisoned_folio(struct folio *folio, unsigned long pfn, bool must_kill); 1142 { 1143 return -EBUSY; 1144 } 1145 #endif 1146 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki