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 067F7C2BB3F for ; Sat, 18 Nov 2023 22:41:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229933AbjKRWlK (ORCPT ); Sat, 18 Nov 2023 17:41:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51566 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229610AbjKRWlH (ORCPT ); Sat, 18 Nov 2023 17:41:07 -0500 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 29902B7 for ; Sat, 18 Nov 2023 14:41:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1700347264; x=1731883264; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=jAQNNV1z7r334YDJaTsioBs4WcXpEA1NZbQjb4AZh6o=; b=X0yyO0Dgve22L4AbLei00gxqhVLjHCm+huY7WmdWl9bAMb42dxaXAUNs QdOcrEHNudRH75lLVjLLhEFQOpqwvGIx31M/rQYcbn6W4hej7er+C/fJL 5tWmeWzu7mndPredpKRZ2hMtvD11FAWxBX8tiaPW7c1+v5q/v5FLjxvbv hMRx5uqOMek9+AJHIe/Z68rsi6bmxpRZ3Lc6tvSVYHdwrB6kyPGa5Zc4F CXcSnNb+oMGjni19IxJuAYyLSHzGb5H+TN5e59X4GRqKrt9iFSkrAgzdt ap5TXZctNT8ck5V5JGB6fgMK19fsOU5t7ZWVW2NNVj8CWCPvWxKrXnrKg Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10898"; a="391241711" X-IronPort-AV: E=Sophos;i="6.04,209,1695711600"; d="scan'208";a="391241711" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Nov 2023 14:41:03 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10898"; a="769531835" X-IronPort-AV: E=Sophos;i="6.04,209,1695711600"; d="scan'208";a="769531835" Received: from lkp-server02.sh.intel.com (HELO b8de5498638e) ([10.239.97.151]) by fmsmga007.fm.intel.com with ESMTP; 18 Nov 2023 14:40:59 -0800 Received: from kbuild by b8de5498638e with local (Exim 4.96) (envelope-from ) id 1r4Tzl-0004Ox-0H; Sat, 18 Nov 2023 22:40:57 +0000 Date: Sun, 19 Nov 2023 06:39:57 +0800 From: kernel test robot To: Sebastian Ene , will@kernel.org, Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , catalin.marinas@arm.com, mark.rutland@arm.com, akpm@linux-foundation.org, maz@kernel.org Cc: oe-kbuild-all@lists.linux.dev, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel-team@android.com, vdonnefort@google.com, qperret@google.com, smostafa@google.com, Sebastian Ene Subject: Re: [PATCH v3 07/10] arm64: ptdump: Parse the host stage-2 page-tables from the snapshot Message-ID: <202311190602.TfLBzLiV-lkp@intel.com> References: <20231115171639.2852644-9-sebastianene@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231115171639.2852644-9-sebastianene@google.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Sebastian, kernel test robot noticed the following build warnings: [auto build test WARNING on arm64/for-next/core] [also build test WARNING on kvmarm/next linus/master v6.7-rc1 next-20231117] [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/Sebastian-Ene/KVM-arm64-Add-snap-shooting-the-host-stage-2-pagetables/20231116-012017 base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core patch link: https://lore.kernel.org/r/20231115171639.2852644-9-sebastianene%40google.com patch subject: [PATCH v3 07/10] arm64: ptdump: Parse the host stage-2 page-tables from the snapshot config: arm64-randconfig-r071-20231119 (https://download.01.org/0day-ci/archive/20231119/202311190602.TfLBzLiV-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231119/202311190602.TfLBzLiV-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/202311190602.TfLBzLiV-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/arm64/mm/ptdump.c:178:31: warning: unused variable 'stage2_pte_bits' [-Wunused-const-variable] 178 | static const struct prot_bits stage2_pte_bits[] = { | ^ 1 warning generated. vim +/stage2_pte_bits +178 arch/arm64/mm/ptdump.c 177 > 178 static const struct prot_bits stage2_pte_bits[] = { 179 { 180 .mask = PTE_VALID, 181 .val = PTE_VALID, 182 .set = " ", 183 .clear = "F", 184 }, { 185 .mask = KVM_PTE_LEAF_ATTR_HI_S2_XN, 186 .val = KVM_PTE_LEAF_ATTR_HI_S2_XN, 187 .set = "XN", 188 .clear = " ", 189 }, { 190 .mask = KVM_PTE_LEAF_ATTR_LO_S2_S2AP_R, 191 .val = KVM_PTE_LEAF_ATTR_LO_S2_S2AP_R, 192 .set = "R", 193 .clear = " ", 194 }, { 195 .mask = KVM_PTE_LEAF_ATTR_LO_S2_S2AP_W, 196 .val = KVM_PTE_LEAF_ATTR_LO_S2_S2AP_W, 197 .set = "W", 198 .clear = " ", 199 }, { 200 .mask = KVM_PTE_LEAF_ATTR_LO_S2_AF, 201 .val = KVM_PTE_LEAF_ATTR_LO_S2_AF, 202 .set = "AF", 203 .clear = " ", 204 }, { 205 .mask = PTE_NG, 206 .val = PTE_NG, 207 .set = "FnXS", 208 .clear = " ", 209 }, { 210 .mask = PTE_CONT, 211 .val = PTE_CONT, 212 .set = "CON", 213 .clear = " ", 214 }, { 215 .mask = PTE_TABLE_BIT, 216 .val = PTE_TABLE_BIT, 217 .set = " ", 218 .clear = "BLK", 219 }, { 220 .mask = KVM_PGTABLE_PROT_SW0, 221 .val = KVM_PGTABLE_PROT_SW0, 222 .set = "SW0", /* PKVM_PAGE_SHARED_OWNED */ 223 }, { 224 .mask = KVM_PGTABLE_PROT_SW1, 225 .val = KVM_PGTABLE_PROT_SW1, 226 .set = "SW1", /* PKVM_PAGE_SHARED_BORROWED */ 227 }, { 228 .mask = KVM_PGTABLE_PROT_SW2, 229 .val = KVM_PGTABLE_PROT_SW2, 230 .set = "SW2", 231 }, { 232 .mask = KVM_PGTABLE_PROT_SW3, 233 .val = KVM_PGTABLE_PROT_SW3, 234 .set = "SW3", 235 }, 236 }; 237 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki