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X-CSE-ConnectionGUID: 4ViLsB/yRcur2WH4vrjLFw== X-CSE-MsgGUID: fJGs9i+kTKOBxK4IAdFJcQ== X-IronPort-AV: E=McAfee;i="6800,10657,11531"; a="61749223" X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="61749223" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Oct 2025 01:09:57 -0700 X-CSE-ConnectionGUID: fL8QGjcqTXm1u6X0ZSdpdw== X-CSE-MsgGUID: 5v6lvpaFSeeHqo6qgEPQVg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,314,1751266800"; d="scan'208";a="183855351" Received: from lkp-server01.sh.intel.com (HELO 2f2a1232a4e4) ([10.239.97.150]) by fmviesa005.fm.intel.com with ESMTP; 04 Oct 2025 01:09:51 -0700 Received: from kbuild by 2f2a1232a4e4 with local (Exim 4.96) (envelope-from ) id 1v4xKu-00059b-1f; Sat, 04 Oct 2025 08:09:48 +0000 Date: Sat, 4 Oct 2025 16:09:31 +0800 From: kernel test robot To: Roman Kisel , arnd@arndb.de, bp@alien8.de, corbet@lwn.net, dave.hansen@linux.intel.com, decui@microsoft.com, haiyangz@microsoft.com, hpa@zytor.com, kys@microsoft.com, mikelley@microsoft.com, mingo@redhat.com, tglx@linutronix.de, Tianyu.Lan@microsoft.com, wei.liu@kernel.org, x86@kernel.org, linux-hyperv@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, benhill@microsoft.com, bperkins@microsoft.com, sunilmut@microsoft.com, romank@linux.microsoft.com Subject: Re: [PATCH hyperv-next v6 05/17] arch/x86: mshyperv: Trap on access for some synthetic MSRs Message-ID: <202510041544.zPic8ogA-lkp@intel.com> References: <20251003222710.6257-6-romank@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-arch@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: <20251003222710.6257-6-romank@linux.microsoft.com> Hi Roman, kernel test robot noticed the following build warnings: [auto build test WARNING on b595edcb24727e7f93e7962c3f6f971cc16dd29e] url: https://github.com/intel-lab-lkp/linux/commits/Roman-Kisel/Documentation-hyperv-Confidential-VMBus/20251004-063158 base: b595edcb24727e7f93e7962c3f6f971cc16dd29e patch link: https://lore.kernel.org/r/20251003222710.6257-6-romank%40linux.microsoft.com patch subject: [PATCH hyperv-next v6 05/17] arch/x86: mshyperv: Trap on access for some synthetic MSRs config: i386-buildonly-randconfig-003-20251004 (https://download.01.org/0day-ci/archive/20251004/202510041544.zPic8ogA-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251004/202510041544.zPic8ogA-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/202510041544.zPic8ogA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/x86/kernel/cpu/mshyperv.c:46:13: warning: unused variable 'hv_para_sint_proxy' [-Wunused-variable] 46 | static bool hv_para_sint_proxy; | ^~~~~~~~~~~~~~~~~~ 1 warning generated. vim +/hv_para_sint_proxy +46 arch/x86/kernel/cpu/mshyperv.c 41 42 /* 43 * When running with the paravisor, controls proxying the synthetic interrupts 44 * from the host 45 */ > 46 static bool hv_para_sint_proxy; 47 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki