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X-IronPort-AV: E=McAfee;i="6600,9927,10950"; a="6036465" X-IronPort-AV: E=Sophos;i="6.04,187,1695711600"; d="scan'208";a="6036465" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Jan 2024 10:44:39 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10950"; a="906047037" X-IronPort-AV: E=Sophos;i="6.04,187,1695711600"; d="scan'208";a="906047037" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orsmga004.jf.intel.com with ESMTP; 11 Jan 2024 10:44:34 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1rO02Z-0008cU-2C; Thu, 11 Jan 2024 18:44:31 +0000 Date: Fri, 12 Jan 2024 02:44:30 +0800 From: kernel test robot To: Byungchul Park , linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, kernel_team@skhynix.com, akpm@linux-foundation.org, ying.huang@intel.com, namit@vmware.com, xhao@linux.alibaba.com, mgorman@techsingularity.net, hughd@google.com, willy@infradead.org, david@redhat.com, peterz@infradead.org, luto@kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com Subject: Re: [v5 6/7] mm: Defer TLB flush by keeping both src and dst folios at migration Message-ID: <202401120213.rCOV7YQI-lkp@intel.com> References: <20240111060757.13563-7-byungchul@sk.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240111060757.13563-7-byungchul@sk.com> X-Rspamd-Queue-Id: 91E5A4000F X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: k4u1czise43knnbzefoim94nhubtf5mf X-HE-Tag: 1704998689-277328 X-HE-Meta: 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 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 Byungchul, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on tip/sched/core tip/x86/core arm64/for-next/core tip/x86/mm linus/master v6.7 next-20240111] [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/Byungchul-Park/x86-tlb-Add-APIs-manipulating-tlb-batch-s-arch-data/20240111-141049 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20240111060757.13563-7-byungchul%40sk.com patch subject: [v5 6/7] mm: Defer TLB flush by keeping both src and dst folios at migration config: i386-allnoconfig (https://download.01.org/0day-ci/archive/20240112/202401120213.rCOV7YQI-lkp@intel.com/config) compiler: ClangBuiltLinux clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240112/202401120213.rCOV7YQI-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/202401120213.rCOV7YQI-lkp@intel.com/ All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: migrc_flush_start >>> referenced by tlb.c >>> arch/x86/mm/tlb.o:(arch_tlbbatch_flush) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: migrc_flush_end >>> referenced by tlb.c >>> arch/x86/mm/tlb.o:(arch_tlbbatch_flush) in archive vmlinux.a -- >> ld.lld: error: undefined symbol: migrc_flush_free_folios >>> referenced by memory.c >>> mm/memory.o:(handle_mm_fault) in archive vmlinux.a >>> referenced by page_alloc.c >>> mm/page_alloc.o:(get_page_from_freelist) in archive vmlinux.a -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki