From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 63C08266565; Tue, 20 May 2025 09:52:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.14 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747734747; cv=none; b=EXFmnMovImvBc2bsd6nwVcI+fTivqkbJZAtSnGuLN/eIacokN+l95oD5mKqyKX3VzQewEHvy+/UjDLQQup4vT8QSSbb3xevbV6PQiOHILaPioOD7nZVqmoED6T5k6V6Dz/GAIzkC1yWS0zwKHTlDrstUvkfX/kJk2yx2agOroTM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747734747; c=relaxed/simple; bh=h/h0dnmW+e8eb7BpFrGOs6KEuwxdMkbEf18N/8+UCyU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=JiaqIcSOL+AN8tA/rC4hFQswJIYXjBxyrjOgZOARaNdA+BWkF5Is7AhEijvuZVrWjIkypetqsfP3P/3q1cX/vUHU9QIDwKIW382rjZaoz76FxRlqmts1UQ+sE/5Z7oYc6Md3Hj5dh34sdFoMNlsvJCk8g/qJlwmyJo8RaD4IqVA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=eCf4FFuy; arc=none smtp.client-ip=192.198.163.14 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="eCf4FFuy" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1747734745; x=1779270745; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=h/h0dnmW+e8eb7BpFrGOs6KEuwxdMkbEf18N/8+UCyU=; b=eCf4FFuyCc+i+bVcUb/wsKzac3ST57HGtcOpmqlpYq+PnR5U+K0C46QW +B7yU8kRw2wseBSfVZeGXF2EqJ64I3wfzK0IhraJ1cy7o9s6gASjgv6w8 HNWW5gm8H30JymFj10LjTkKJCkwNABiJYdgHVFs8wBf1fp1zp5mgYK+t4 cTRdis7xovowyWhtySKVxvmebjON2vZ/jxI+jyrI9Lfqr6hpz05vOoRlp nQtoJg5zb6KiH3asl/4f9ZU2KY21AtIUlWuz1KJsgzSa7lM7/Ec3zvUrr h0EHnkQwc7e2Ey5LVmI/izz83f+k0l4ejPwA8ME5j2rU8cBDlK1ZJKWsR A==; X-CSE-ConnectionGUID: SvDaUKMRQfmhJxkyKstojA== X-CSE-MsgGUID: Wcqsk+zTSTKo688DNqI8fw== X-IronPort-AV: E=McAfee;i="6700,10204,11438"; a="49760568" X-IronPort-AV: E=Sophos;i="6.15,302,1739865600"; d="scan'208";a="49760568" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2025 02:52:23 -0700 X-CSE-ConnectionGUID: 3qIB5naYSh6wPginL6Csgw== X-CSE-MsgGUID: 2CquOxyBQUSUf7T5Q6efTQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,302,1739865600"; d="scan'208";a="170531758" Received: from lkp-server01.sh.intel.com (HELO 1992f890471c) ([10.239.97.150]) by orviesa002.jf.intel.com with ESMTP; 20 May 2025 02:52:18 -0700 Received: from kbuild by 1992f890471c with local (Exim 4.96) (envelope-from ) id 1uHJdv-000MPc-23; Tue, 20 May 2025 09:52:15 +0000 Date: Tue, 20 May 2025 17:51:26 +0800 From: kernel test robot To: Usama Arif , Andrew Morton , david@redhat.com Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , hannes@cmpxchg.org, shakeel.butt@linux.dev, riel@surriel.com, ziy@nvidia.com, laoar.shao@gmail.com, baolin.wang@linux.alibaba.com, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, npache@redhat.com, ryan.roberts@arm.com, vbabka@suse.cz, jannh@google.com, Arnd Bergmann , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, kernel-team@meta.com, Usama Arif Subject: Re: [PATCH v3 1/7] mm: khugepaged: extract vm flag setting outside of hugepage_madvise Message-ID: <202505201734.8Fyk3qKi-lkp@intel.com> References: <20250519223307.3601786-2-usamaarif642@gmail.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250519223307.3601786-2-usamaarif642@gmail.com> Hi Usama, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on perf-tools-next/perf-tools-next tip/perf/core perf-tools/perf-tools linus/master acme/perf/core v6.15-rc7 next-20250516] [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/Usama-Arif/mm-khugepaged-extract-vm-flag-setting-outside-of-hugepage_madvise/20250520-063452 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250519223307.3601786-2-usamaarif642%40gmail.com patch subject: [PATCH v3 1/7] mm: khugepaged: extract vm flag setting outside of hugepage_madvise config: s390-randconfig-002-20250520 (https://download.01.org/0day-ci/archive/20250520/202505201734.8Fyk3qKi-lkp@intel.com/config) compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project f819f46284f2a79790038e1f6649172789734ae8) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250520/202505201734.8Fyk3qKi-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/202505201734.8Fyk3qKi-lkp@intel.com/ All errors (new ones prefixed by >>): >> mm/khugepaged.c:359:20: error: use of undeclared identifier 'vma' 359 | if (mm_has_pgste(vma->vm_mm)) | ^ 1 error generated. vim +/vma +359 mm/khugepaged.c b46e756f5e4703 Kirill A. Shutemov 2016-07-26 348 d2a8f83f11a4ba Usama Arif 2025-05-19 349 int hugepage_set_vmflags(unsigned long *vm_flags, int advice) b46e756f5e4703 Kirill A. Shutemov 2016-07-26 350 { b46e756f5e4703 Kirill A. Shutemov 2016-07-26 351 switch (advice) { b46e756f5e4703 Kirill A. Shutemov 2016-07-26 352 case MADV_HUGEPAGE: b46e756f5e4703 Kirill A. Shutemov 2016-07-26 353 #ifdef CONFIG_S390 b46e756f5e4703 Kirill A. Shutemov 2016-07-26 354 /* b46e756f5e4703 Kirill A. Shutemov 2016-07-26 355 * qemu blindly sets MADV_HUGEPAGE on all allocations, but s390 b46e756f5e4703 Kirill A. Shutemov 2016-07-26 356 * can't handle this properly after s390_enable_sie, so we simply b46e756f5e4703 Kirill A. Shutemov 2016-07-26 357 * ignore the madvise to prevent qemu from causing a SIGSEGV. b46e756f5e4703 Kirill A. Shutemov 2016-07-26 358 */ b46e756f5e4703 Kirill A. Shutemov 2016-07-26 @359 if (mm_has_pgste(vma->vm_mm)) d2a8f83f11a4ba Usama Arif 2025-05-19 360 return -EPERM; b46e756f5e4703 Kirill A. Shutemov 2016-07-26 361 #endif b46e756f5e4703 Kirill A. Shutemov 2016-07-26 362 *vm_flags &= ~VM_NOHUGEPAGE; b46e756f5e4703 Kirill A. Shutemov 2016-07-26 363 *vm_flags |= VM_HUGEPAGE; b46e756f5e4703 Kirill A. Shutemov 2016-07-26 364 break; b46e756f5e4703 Kirill A. Shutemov 2016-07-26 365 case MADV_NOHUGEPAGE: b46e756f5e4703 Kirill A. Shutemov 2016-07-26 366 *vm_flags &= ~VM_HUGEPAGE; b46e756f5e4703 Kirill A. Shutemov 2016-07-26 367 *vm_flags |= VM_NOHUGEPAGE; b46e756f5e4703 Kirill A. Shutemov 2016-07-26 368 /* b46e756f5e4703 Kirill A. Shutemov 2016-07-26 369 * Setting VM_NOHUGEPAGE will prevent khugepaged from scanning b46e756f5e4703 Kirill A. Shutemov 2016-07-26 370 * this vma even if we leave the mm registered in khugepaged if b46e756f5e4703 Kirill A. Shutemov 2016-07-26 371 * it got registered before VM_NOHUGEPAGE was set. b46e756f5e4703 Kirill A. Shutemov 2016-07-26 372 */ b46e756f5e4703 Kirill A. Shutemov 2016-07-26 373 break; b46e756f5e4703 Kirill A. Shutemov 2016-07-26 374 } b46e756f5e4703 Kirill A. Shutemov 2016-07-26 375 b46e756f5e4703 Kirill A. Shutemov 2016-07-26 376 return 0; b46e756f5e4703 Kirill A. Shutemov 2016-07-26 377 } b46e756f5e4703 Kirill A. Shutemov 2016-07-26 378 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki