From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) (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 0D1E83502AC for ; Thu, 20 Nov 2025 15:08:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763651323; cv=none; b=b83BSOlWTmA/sIUmGkrIFfTbljXYCQwd9VQKCq1PI90FaQtuQoN4DyAq6PJKfvmznDvME6kTfEdImastiCdlnFkentF0tpFY6N/Scpb33zlpiWojJpiCsnp7tzzexgdmhqkntESFPiYcQb68FRJjE7VR35BYhJsuvD3novXAKr8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763651323; c=relaxed/simple; bh=w6TwQck4RtZRaN5bhbwgxiKkgVxB7RKGVAekX7C+lhk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=aK3+j+HsOfYjA+em6SUqNS7H8NiUsx9XqwforzbAUTczxtlqjZlVxm7Jf7hDUDDd38Wkvy+S0OC4txDFtkHuBQ3F6YSFhKF089/2CfROD+ivQJhsuH5hvHSmsyzsB7kVHgF/nKe96zrofoglF8Vj8JlIZxeJ3P7t1cwAvOMLVP0= 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=ig8QfbEo; arc=none smtp.client-ip=192.198.163.10 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="ig8QfbEo" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1763651320; x=1795187320; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=w6TwQck4RtZRaN5bhbwgxiKkgVxB7RKGVAekX7C+lhk=; b=ig8QfbEo6RzYT8iemVnJt3K+Rz+nm7o5A9WzuwcVTHl+AJKihI5e6II4 pvG/48x9lmA0C27QnHXsq0XldwKKlMsu9OqYIrG06DHjd9P6fVgfvTmIc genOT9B7lYZE9yTVJBRRYCHfTlJkfkj4EHg7/1uLGmURbGH23H2vverQf 8RtOjoCqVIRVy8cSTjEGN2OXrwFbJUPuVaJmAjjQQhxMD7K7sZzmHqP6x c0WzjiBYxabzTxcEY5Cx0iyuU5/xQZ5+FOrCthSHnlXSiRxoC1dpFws6x f1AuhKavdMgLb80am60tqnMKZfItGGeg10yHAFYAxw3cp7HAGEgU2h2V4 A==; X-CSE-ConnectionGUID: RVkp4kIvSPOTuIxwy/xyNA== X-CSE-MsgGUID: 1GmQdwYbROeAAdRCy+L3ww== X-IronPort-AV: E=McAfee;i="6800,10657,11619"; a="77085132" X-IronPort-AV: E=Sophos;i="6.20,213,1758610800"; d="scan'208";a="77085132" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Nov 2025 07:08:34 -0800 X-CSE-ConnectionGUID: 8Ou1fJjxTwG9hXVmY0biCA== X-CSE-MsgGUID: UaNGhiOURrSS5efMdFg1NQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.20,213,1758610800"; d="scan'208";a="190634335" Received: from lkp-server01.sh.intel.com (HELO adf6d29aa8d9) ([10.239.97.150]) by orviesa006.jf.intel.com with ESMTP; 20 Nov 2025 07:08:27 -0800 Received: from kbuild by adf6d29aa8d9 with local (Exim 4.96) (envelope-from ) id 1vM6Gm-0004AN-1q; Thu, 20 Nov 2025 15:08:24 +0000 Date: Thu, 20 Nov 2025 23:07:24 +0800 From: kernel test robot To: Balbir Singh , linux-kernel@vger.kernel.org, linux-mm@kvack.org, dri-devel@lists.freedesktop.org Cc: oe-kbuild-all@lists.linux.dev, Balbir Singh , Andrew Morton , Linux Memory Management List , David Hildenbrand , Zi Yan , Joshua Hahn , Rakie Kim , Byungchul Park , Gregory Price , Ying Huang , Alistair Popple , Oscar Salvador , Lorenzo Stoakes , Baolin Wang , "Liam R. Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lyude Paul , Danilo Krummrich , David Airlie , Simona Vetter , Ralph Campbell , Mika =?iso-8859-1?Q?Penttil=E4?= , Matthew Brost , Francois Dugast Subject: Re: [PATCH v2] fixup: mm/huge_memory.c: introduce folio_split_unmapped Message-ID: <202511202251.PCvSd2p2-lkp@intel.com> References: <20251120134232.3588203-1-balbirs@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <20251120134232.3588203-1-balbirs@nvidia.com> Hi Balbir, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] [also build test WARNING on next-20251120] [cannot apply to drm-misc/drm-misc-next drm-tip/drm-tip linus/master v6.18-rc6] [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/Balbir-Singh/fixup-mm-huge_memory-c-introduce-folio_split_unmapped/20251120-214322 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20251120134232.3588203-1-balbirs%40nvidia.com patch subject: [PATCH v2] fixup: mm/huge_memory.c: introduce folio_split_unmapped config: m68k-allnoconfig (https://download.01.org/0day-ci/archive/20251120/202511202251.PCvSd2p2-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251120/202511202251.PCvSd2p2-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/202511202251.PCvSd2p2-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from mm/filemap.c:39: >> include/linux/shmem_fs.h:160:13: warning: 'shmem_uncharge' defined but not used [-Wunused-function] 160 | static void shmem_uncharge(struct inode *inode, long pages) | ^~~~~~~~~~~~~~ -- mm/shmem.c: In function '__shmem_file_setup': mm/shmem.c:5838:23: warning: unused variable 'flags' [-Wunused-variable] 5838 | unsigned long flags = (vm_flags & VM_NORESERVE) ? SHMEM_F_NORESERVE : 0; | ^~~~~ In file included from mm/shmem.c:36: include/linux/shmem_fs.h: At top level: >> include/linux/shmem_fs.h:160:13: warning: 'shmem_uncharge' defined but not used [-Wunused-function] 160 | static void shmem_uncharge(struct inode *inode, long pages) | ^~~~~~~~~~~~~~ vim +/shmem_uncharge +160 include/linux/shmem_fs.h 159 > 160 static void shmem_uncharge(struct inode *inode, long pages) 161 { 162 } 163 #endif 164 extern unsigned long shmem_partial_swap_usage(struct address_space *mapping, 165 pgoff_t start, pgoff_t end); 166 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki