From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DE3EAEE3F3F for ; Wed, 13 Sep 2023 00:41:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237513AbjIMAlZ (ORCPT ); Tue, 12 Sep 2023 20:41:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53672 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229890AbjIMAlY (ORCPT ); Tue, 12 Sep 2023 20:41:24 -0400 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.88]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 477C3CF3 for ; Tue, 12 Sep 2023 17:41:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1694565680; x=1726101680; h=date:from:to:cc:subject:message-id:mime-version; bh=LrWrxy2uxfClc2tV4uw3bdpcemQx2c5yCP3K1yNb6K8=; b=TQsFD8PG3OEJl4zqExJeimAPc8/AHOlktzieCQTHcFunKCuTIbLENRLA BtIGj4GhuvYPnOIxz/tDBtvHF8Dwq+dpCtIHIOuBI4GY+hoxbfqLR3R+Q XpXA+vaVfpCorkS9dhzO0mQelj9c88XQB1USdCcJoGgJZmpSef/Lr+Xmy vW7djfAz5NwMaLAJh8bV9npNRbC/OTrcmXLd9BfXfD7Vb3Ox3mANXvx+X aKyvaHRuNSmOwu+mk9sULe+iESYJr0DxfKahrbuHJZU05if0MvB4HEhFy P/wGqk5mkgYJqx6oq1+Km16Jnaz/qiliz60AUtY/HlYbC8uVrSUNAJ6PP w==; X-IronPort-AV: E=McAfee;i="6600,9927,10831"; a="409482960" X-IronPort-AV: E=Sophos;i="6.02,141,1688454000"; d="scan'208";a="409482960" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Sep 2023 17:41:19 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10831"; a="743925138" X-IronPort-AV: E=Sophos;i="6.02,141,1688454000"; d="scan'208";a="743925138" Received: from lkp-server02.sh.intel.com (HELO 47e905db7d2b) ([10.239.97.151]) by orsmga002.jf.intel.com with ESMTP; 12 Sep 2023 17:41:18 -0700 Received: from kbuild by 47e905db7d2b with local (Exim 4.96) (envelope-from ) id 1qgDwS-0000WJ-0O; Wed, 13 Sep 2023 00:41:16 +0000 Date: Wed, 13 Sep 2023 08:40:40 +0800 From: kernel test robot To: Pali =?iso-8859-1?Q?Roh=E1r?= Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Hans de Goede Subject: drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm200.c:32:9: sparse: sparse: cast truncates bits from constant value (100000000 becomes 0) Message-ID: <202309130832.Qg1tPWee-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 3669558bdf354cd352be955ef2764cde6a9bf5ec commit: 6dd9eb95cb6d895be2827b40fd965d9ec2a0747b platform/x86: dell-wmi: Add WMI event 0x0012 0x0003 to the list date: 1 year ago config: i386-randconfig-061-20230909 (https://download.01.org/0day-ci/archive/20230913/202309130832.Qg1tPWee-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230913/202309130832.Qg1tPWee-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/202309130832.Qg1tPWee-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm200.c:32:9: sparse: sparse: cast truncates bits from constant value (100000000 becomes 0) drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm200.c:57:9: sparse: sparse: cast truncates bits from constant value (800000000 becomes 0) vim +32 drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm200.c 5f300fed645597 Ben Skeggs 2017-11-01 26 e12cf6ad43888c Ben Skeggs 2017-11-01 27 static void e12cf6ad43888c Ben Skeggs 2017-11-01 28 gm200_vmm_pgt_sparse(struct nvkm_vmm *vmm, e12cf6ad43888c Ben Skeggs 2017-11-01 29 struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) e12cf6ad43888c Ben Skeggs 2017-11-01 30 { e12cf6ad43888c Ben Skeggs 2017-11-01 31 /* VALID_FALSE + VOL tells the MMU to treat the PTE as sparse. */ e12cf6ad43888c Ben Skeggs 2017-11-01 @32 VMM_FO064(pt, vmm, ptei * 8, BIT_ULL(32) /* VOL. */, ptes); e12cf6ad43888c Ben Skeggs 2017-11-01 33 } e12cf6ad43888c Ben Skeggs 2017-11-01 34 :::::: The code at line 32 was first introduced by commit :::::: e12cf6ad43888c152c3b2edb59525587cd98a227 drm/nouveau/mmu/gm200,gm20b: implement new vmm backend :::::: TO: Ben Skeggs :::::: CC: Ben Skeggs -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki