From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) (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 3DC3D101C8; Sat, 14 Jun 2025 14:47:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749912423; cv=none; b=PdaD/cDWpwZDKP7tCgk5kUakwYXGjIUuG5YstkXNElzyOBxfTskJ3wyiosc4ulNaX9eHxK+/SpUeYSY+rl6pSxjbRikLTLYVlHbl2IV1tQaToV0mvPI2AnPC1Gop2eqoYst+vhLWAJhYNDLEkq4rS+eTGVEsov52kuhGwUol5fo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749912423; c=relaxed/simple; bh=yszUTL4SUmgXliViH82bafHq+QCIDg65TrpXnQFrs0U=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=bHtDuGg4cJgwDJohl/pM67gun+WgvFjD/7YXgvuOO4vTWPUqnuYsLHAk1QtDuVE4aEUbHN1GgeZgqj4uBcDbpBeZaz+T9t251I6a+TK5KaYdogCARSPknG0sSrpFHNZm8L+8zmoblneVI8QuuX5xBUM3sE+c6UxSvS+liiEsauQ= 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=dhTZ7alw; arc=none smtp.client-ip=198.175.65.9 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="dhTZ7alw" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1749912422; x=1781448422; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=yszUTL4SUmgXliViH82bafHq+QCIDg65TrpXnQFrs0U=; b=dhTZ7alwqPuEkM3IVYAOhS4y0FQ2anVsYRME8JIWNfZLypZ83nnEP4/W fmgne5p6kiHqYMTVzFTyAlXBQHghbsiPEWXm5XBCqWsZHOCxzUiIW45Vz rTXTA+wa7b9J8vDD3fogpZ2z/0yEBt+bupi62nGDkcUW7QmF8XbHHjgjP SzLFqyfawM2Uib/rnZLj846yvA850UaEycvUWKV5sjyHfDoTwli635x3o CdhH5SKnhSW3rIYXoouqYcb/Xq3nW7+UkuJyVq4721ik+2Q4npfSuHMR1 SjTitrCvHHHFlEEYIspSM7woFjA7LYBr/mXKBBiijznh6FLk3kxMFBeD0 g==; X-CSE-ConnectionGUID: o1qbXmmjSPqkBoVzdeMlKg== X-CSE-MsgGUID: vkbkCotfQaS6f8Fnp12QdA== X-IronPort-AV: E=McAfee;i="6800,10657,11464"; a="74640700" X-IronPort-AV: E=Sophos;i="6.16,236,1744095600"; d="scan'208";a="74640700" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Jun 2025 07:47:01 -0700 X-CSE-ConnectionGUID: oOtMxOXRQ6+xe094Y20BGg== X-CSE-MsgGUID: f+RlwJaZRj6dVdN1G84eLw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,236,1744095600"; d="scan'208";a="147967921" Received: from lkp-server01.sh.intel.com (HELO e8142ee1dce2) ([10.239.97.150]) by orviesa010.jf.intel.com with ESMTP; 14 Jun 2025 07:46:58 -0700 Received: from kbuild by e8142ee1dce2 with local (Exim 4.96) (envelope-from ) id 1uQS9n-000Das-1S; Sat, 14 Jun 2025 14:46:55 +0000 Date: Sat, 14 Jun 2025 22:46:45 +0800 From: kernel test robot To: Peter Xu , linux-kernel@vger.kernel.org, linux-mm@kvack.org, kvm@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, Andrew Morton , Linux Memory Management List , Alex Williamson , Zi Yan , Jason Gunthorpe , Alex Mastro , David Hildenbrand , Nico Pache , peterx@redhat.com Subject: Re: [PATCH 4/5] vfio: Introduce vfio_device_ops.get_unmapped_area hook Message-ID: <202506142215.koMEU2rT-lkp@intel.com> References: <20250613134111.469884-5-peterx@redhat.com> Precedence: bulk X-Mailing-List: kvm@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: <20250613134111.469884-5-peterx@redhat.com> Hi Peter, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Peter-Xu/mm-Deduplicate-mm_get_unmapped_area/20250613-214307 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250613134111.469884-5-peterx%40redhat.com patch subject: [PATCH 4/5] vfio: Introduce vfio_device_ops.get_unmapped_area hook config: sh-randconfig-002-20250614 (https://download.01.org/0day-ci/archive/20250614/202506142215.koMEU2rT-lkp@intel.com/config) compiler: sh4-linux-gcc (GCC) 12.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250614/202506142215.koMEU2rT-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/202506142215.koMEU2rT-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/vfio/vfio_main.c: In function 'vfio_device_get_unmapped_area': >> drivers/vfio/vfio_main.c:1367:24: error: implicit declaration of function 'mm_get_unmapped_area'; did you mean 'get_unmapped_area'? [-Werror=implicit-function-declaration] 1367 | return mm_get_unmapped_area(current->mm, file, addr, | ^~~~~~~~~~~~~~~~~~~~ | get_unmapped_area cc1: some warnings being treated as errors vim +1367 drivers/vfio/vfio_main.c 1356 1357 static unsigned long vfio_device_get_unmapped_area(struct file *file, 1358 unsigned long addr, 1359 unsigned long len, 1360 unsigned long pgoff, 1361 unsigned long flags) 1362 { 1363 struct vfio_device_file *df = file->private_data; 1364 struct vfio_device *device = df->device; 1365 1366 if (!device->ops->get_unmapped_area) > 1367 return mm_get_unmapped_area(current->mm, file, addr, 1368 len, pgoff, flags); 1369 1370 return device->ops->get_unmapped_area(device, file, addr, len, 1371 pgoff, flags); 1372 } 1373 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki