From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 BE9B318655 for ; Sun, 8 Oct 2023 21:12:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="SEUQdcRX" Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 44E739D; Sun, 8 Oct 2023 14:12:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1696799542; x=1728335542; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=KTvYRiC5xnxvfy9uGT176OFxMaWQyvYItVYw9cKHphU=; b=SEUQdcRXpZNUR2EW3VVE0ACQUZUKj9nRuk+i9amGQ3SRsgbH6KPzSddw 6UcgmjHbvGv7wpEyHfqX4gEiOwa8vAF+td2O8Beb/9daO/m6kexJmPjvH 8E7S+b3LsP7EPMh5y0wWwrwQAD1+wDcmV9SNBAJ5kTqBhktl86ijSvXLG IFvwdPiV1MNLCW6ccInNVX3n3O7UcJIzHvtfV+RUVcuvrR4mER0FxyIhB e+pnZdbtpNjmFYHWadHI87IYQvsS/tnlqzwsx/hjFwAO/qcJKwBZKt6S9 u24vXlkKL9XNDqec1rWqnlDes1sF5xupKMAwp4OViMLBtutB0QEpjRLS0 Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10857"; a="448228774" X-IronPort-AV: E=Sophos;i="6.03,207,1694761200"; d="scan'208";a="448228774" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Oct 2023 14:12:21 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10857"; a="756496413" X-IronPort-AV: E=Sophos;i="6.03,207,1694761200"; d="scan'208";a="756496413" Received: from lkp-server01.sh.intel.com (HELO 8a3a91ad4240) ([10.239.97.150]) by fmsmga007.fm.intel.com with ESMTP; 08 Oct 2023 14:12:15 -0700 Received: from kbuild by 8a3a91ad4240 with local (Exim 4.96) (envelope-from ) id 1qpb4R-0005lg-05; Sun, 08 Oct 2023 21:12:15 +0000 Date: Mon, 9 Oct 2023 05:12:05 +0800 From: kernel test robot To: Tianyi Liu , seanjc@google.com, pbonzini@redhat.com, peterz@infradead.org, mingo@redhat.com, acme@kernel.org Cc: oe-kbuild-all@lists.linux.dev, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, kvm@vger.kernel.org, x86@kernel.org, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@kernel.org, namhyung@kernel.org, irogers@google.com, adrian.hunter@intel.com, Tianyi Liu Subject: Re: [PATCH v2 1/5] KVM: Add arch specific interfaces for sampling guest callchains Message-ID: <202310090448.ffbVfkHi-lkp@intel.com> References: Precedence: bulk X-Mailing-List: linux-perf-users@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: X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Hi Tianyi, kernel test robot noticed the following build warnings: [auto build test WARNING on 8a749fd1a8720d4619c91c8b6e7528c0a355c0aa] url: https://github.com/intel-lab-lkp/linux/commits/Tianyi-Liu/KVM-Add-arch-specific-interfaces-for-sampling-guest-callchains/20231008-230042 base: 8a749fd1a8720d4619c91c8b6e7528c0a355c0aa patch link: https://lore.kernel.org/r/SY4P282MB10840154D4F09917D6528BC69DCFA%40SY4P282MB1084.AUSP282.PROD.OUTLOOK.COM patch subject: [PATCH v2 1/5] KVM: Add arch specific interfaces for sampling guest callchains config: arm64-randconfig-003-20231009 (https://download.01.org/0day-ci/archive/20231009/202310090448.ffbVfkHi-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231009/202310090448.ffbVfkHi-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/202310090448.ffbVfkHi-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/uapi/linux/posix_types.h:5, from include/uapi/linux/types.h:14, from include/linux/types.h:6, from include/linux/kasan-checks.h:5, from include/asm-generic/rwonce.h:26, from arch/arm64/include/asm/rwonce.h:71, from include/linux/compiler.h:246, from include/asm-generic/bug.h:5, from arch/arm64/include/asm/bug.h:26, from include/linux/bug.h:5, from arch/arm64/kvm/arm.c:7: arch/arm64/kvm/arm.c: In function 'kvm_arch_vcpu_get_frame_pointer': >> include/linux/stddef.h:8:14: warning: returning 'void *' from a function with return type 'long unsigned int' makes integer from pointer without a cast [-Wint-conversion] 8 | #define NULL ((void *)0) | ^ arch/arm64/kvm/arm.c:578:16: note: in expansion of macro 'NULL' 578 | return NULL; | ^~~~ vim +8 include/linux/stddef.h ^1da177e4c3f41 Linus Torvalds 2005-04-16 6 ^1da177e4c3f41 Linus Torvalds 2005-04-16 7 #undef NULL ^1da177e4c3f41 Linus Torvalds 2005-04-16 @8 #define NULL ((void *)0) 6e218287432472 Richard Knutsson 2006-09-30 9 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki