From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 2F2CB3C73F7; Thu, 8 Oct 2026 10:33:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791455581; cv=none; b=BVo8WANdnheATVTQ+F43NCs8IhY3baozzj4ageuaHkshi8uQ4eHcS/QDWKzh3VNa0xvr2cyrX+G2usNsrvnxMNlLiWN6mW8sOM5np2s/bJOpYbHOoGFgLrU+oTABPMno1B840x34+Pp9DIjiDyUWtuexRBZbcZyXwnzqMfWLdpc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791455581; c=relaxed/simple; bh=AI3ZBMAQ3eLWhZFlrVjzDdUZpkJemDx62honLkjULds=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ag4jVbHerib2VdyfIB38ghYkPVCxftSBJVS+gHP5bhVMaXra8H58JhuCVC0/OIKCI3Jst+BtybJrDWAfubq5AUN9aS2voZJL7UHtoAvvZ3WiX2A3+uAN/aD+HJlmaUUlfi9xqddrQNb2ka69Bvi1zhtupwuCkJUXv6qhJUL/eRE= 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=PjYDWi2U; arc=none smtp.client-ip=192.198.163.7 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="PjYDWi2U" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1791455580; x=1822991580; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=AI3ZBMAQ3eLWhZFlrVjzDdUZpkJemDx62honLkjULds=; b=PjYDWi2UHNONUXiVHLsTdZDvmxpYVSYhxTDag/vYrU3j29cbJpTm2Yjh z0HbZwZO6lYUmbxxtO/M8HR/KIVPWIU2ioq76u0WufG/209wHIbD9VbPn IhEQvJeOhBpvcLhbWOMUYZtV347yNGoK1iDEItJzWHyyRJw8SfZZDlcGH rsgnmRPVnJqMD+ghcn1Kj4XodLdbDlNW5cHnC8x5BasS7oS7z4pMIU1SQ xBvhNimVje0Fok7fyN54CLJMrHfi5J96LCDLqmNGhcJcHeauEsSBmTFH0 hvI5At9V8R5He+6gKH5J5Q/xSbOG1G4Kg9yi0cX7cG+la9HeOkSGvoQ8v g==; X-CSE-ConnectionGUID: XR6gtYWISz2ol6IEIioRfQ== X-CSE-MsgGUID: zGwphDknQF6rPkA/MyqJoQ== X-IronPort-AV: E=McAfee;i="6800,10657,11928"; a="132380" X-IronPort-AV: E=Sophos;i="6.27,146,1787036400"; d="scan'208";a="132380" Received: from fmviesa012.fm.intel.com ([10.60.135.152]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Oct 2026 03:33:00 -0700 X-CSE-ConnectionGUID: 35EGeBEQTcuoO28zWBm4cg== X-CSE-MsgGUID: yOdSKP5kTbGY5nEnkjYrcg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,146,1787036400"; d="scan'208";a="1835115" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa012.fm.intel.com with ESMTP; 08 Oct 2026 03:32:57 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xElQj-000000004Hu-3mTD; Thu, 08 Oct 2026 10:32:53 +0000 Date: Thu, 8 Oct 2026 18:32:15 +0800 From: kernel test robot To: Alexander Gordeev , Gerald Schaefer , Heiko Carstens , Christian Borntraeger , Vasily Gorbik , Claudio Imbrenda , Andrey Ryabinin Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Muhammad Usama Anjum , linux-s390@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com Subject: Re: [PATCH v8 11/15] s390: Distinguish hardware and software PTEs Message-ID: <202610081806.wcWlNqQf-lkp@intel.com> References: Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Hi Alexander, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on v7.3-rc6] [cannot apply to akpm-mm/mm-everything s390/features kvms390/next next-20261006] [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/Alexander-Gordeev/mm-introduce-hw_pte_t-for-PTE-table-storage/20261007-134144 base: linus/master patch link: https://lore.kernel.org/r/c22ed0a2d9ff0f4fff69a17332a377c460d993dc.1791365932.git.agordeev%40linux.ibm.com patch subject: [PATCH v8 11/15] s390: Distinguish hardware and software PTEs config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20261008/202610081806.wcWlNqQf-lkp@intel.com/config) compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 80cd965b6323b208519f8ab1d5ee86e4ea9862f4) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261008/202610081806.wcWlNqQf-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/202610081806.wcWlNqQf-lkp@intel.com/ All errors (new ones prefixed by >>): >> mm/damon/vaddr.c:303:45: error: incompatible pointer types passing 'pte_t *' to parameter of type 'hw_pte_t *' (aka 'struct __hw_pte_t *') [-Wincompatible-pointer-types] 303 | *entry = huge_ptep_get_and_clear(mm, addr, pte, psize); | ^~~ arch/s390/include/asm/hugetlb.h:34:40: note: passing argument to parameter 'ptep' here 34 | unsigned long addr, hw_pte_t *ptep, | ^ mm/damon/vaddr.c:305:28: error: incompatible pointer types passing 'pte_t *' to parameter of type 'hw_pte_t *' (aka 'struct __hw_pte_t *') [-Wincompatible-pointer-types] 305 | set_huge_pte_at(mm, addr, pte, *entry, psize); | ^~~ arch/s390/include/asm/hugetlb.h:22:18: note: passing argument to parameter 'ptep' here 22 | hw_pte_t *ptep, pte_t pte, unsigned long sz); | ^ >> mm/damon/vaddr.c:318:40: error: incompatible pointer types passing 'hw_pte_t *' (aka 'struct __hw_pte_t *') to parameter of type 'pte_t *' [-Wincompatible-pointer-types] 318 | referenced = damon_hugetlb_ptep_mkold(pte, mm, vma, addr, &entry); | ^~~ mm/damon/vaddr.c:296:45: note: passing argument to parameter 'pte' here 296 | static bool damon_hugetlb_ptep_mkold(pte_t *pte, struct mm_struct *mm, | ^ 3 errors generated. vim +303 mm/damon/vaddr.c 3f49584b262cf8 SeongJae Park 2021-09-07 294 49f4203aae06ba Baolin Wang 2022-01-14 295 #ifdef CONFIG_HUGETLB_PAGE 39c0ceedd54557 SJ Park 2026-09-07 296 static bool damon_hugetlb_ptep_mkold(pte_t *pte, struct mm_struct *mm, 39c0ceedd54557 SJ Park 2026-09-07 297 struct vm_area_struct *vma, unsigned long addr, pte_t *entry) 39c0ceedd54557 SJ Park 2026-09-07 298 { 39c0ceedd54557 SJ Park 2026-09-07 299 unsigned long psize = huge_page_size(hstate_vma(vma)); 39c0ceedd54557 SJ Park 2026-09-07 300 39c0ceedd54557 SJ Park 2026-09-07 301 if (!pte_young(*entry)) 39c0ceedd54557 SJ Park 2026-09-07 302 return false; 39c0ceedd54557 SJ Park 2026-09-07 @303 *entry = huge_ptep_get_and_clear(mm, addr, pte, psize); 39c0ceedd54557 SJ Park 2026-09-07 304 *entry = pte_mkold(*entry); 39c0ceedd54557 SJ Park 2026-09-07 305 set_huge_pte_at(mm, addr, pte, *entry, psize); 39c0ceedd54557 SJ Park 2026-09-07 306 return true; 39c0ceedd54557 SJ Park 2026-09-07 307 } 39c0ceedd54557 SJ Park 2026-09-07 308 6ecdfd6e16f5f4 Muhammad Usama Anjum 2026-10-07 309 static void damon_hugetlb_mkold(hw_pte_t *pte, struct mm_struct *mm, 49f4203aae06ba Baolin Wang 2022-01-14 310 struct vm_area_struct *vma, unsigned long addr) 49f4203aae06ba Baolin Wang 2022-01-14 311 { 49f4203aae06ba Baolin Wang 2022-01-14 312 bool referenced = false; e6c0c03245b14d Christophe Leroy 2024-07-02 313 pte_t entry = huge_ptep_get(mm, addr, pte); 6b7cea90c82e10 Kefeng Wang 2022-12-30 314 struct folio *folio = pfn_folio(pte_pfn(entry)); 49f4203aae06ba Baolin Wang 2022-01-14 315 6b7cea90c82e10 Kefeng Wang 2022-12-30 316 folio_get(folio); 49f4203aae06ba Baolin Wang 2022-01-14 317 39c0ceedd54557 SJ Park 2026-09-07 @318 referenced = damon_hugetlb_ptep_mkold(pte, mm, vma, addr, &entry); 49f4203aae06ba Baolin Wang 2022-01-14 319 if (mmu_notifier_clear_young(mm, addr, 49f4203aae06ba Baolin Wang 2022-01-14 320 addr + huge_page_size(hstate_vma(vma)))) 49f4203aae06ba Baolin Wang 2022-01-14 321 referenced = true; 49f4203aae06ba Baolin Wang 2022-01-14 322 49f4203aae06ba Baolin Wang 2022-01-14 323 if (referenced) 6b7cea90c82e10 Kefeng Wang 2022-12-30 324 folio_set_young(folio); 49f4203aae06ba Baolin Wang 2022-01-14 325 6b7cea90c82e10 Kefeng Wang 2022-12-30 326 folio_set_idle(folio); 6b7cea90c82e10 Kefeng Wang 2022-12-30 327 folio_put(folio); 49f4203aae06ba Baolin Wang 2022-01-14 328 } 49f4203aae06ba Baolin Wang 2022-01-14 329 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki