From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (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 AF434157A6B; Sat, 31 Aug 2024 07:35:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725089758; cv=none; b=CWfOZ8ZCAJnsmQ92hH2KaafCPITPNDb5MHojKSiuMiITIJNlRmbuzIoFQ7+ViMJK8DoW7Lqrf7D60PEF4/c4wUXUkF2iGkwULDf1xclU/KQLdbI/NOu70bPI1ShpqZ3DWdTJ+TSr4vbq7LojHQhEsJxNrc+Yo9WS30R/caB5c6Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725089758; c=relaxed/simple; bh=czp5B2f7yB9kZl1r+dl0QORW3vwTZa6LcMuzRe1KU+8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=IhI8tZdPOY+NgWxaOrNEm6TyCisQqG3HP8Uhp55ViHwdQTYtH4biQeuNJfccCNpKEg52VD6LaEizHHDoLgrv0C1IASuPkq4u36aOvwJDVO/4paXQ1v8qOUTTspiZmsIrejUZ2fOWjq0RSYiHU9NovJxZDfYBKuAFf+K35JdC0mk= 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=a6DkfDuO; arc=none smtp.client-ip=192.198.163.13 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="a6DkfDuO" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1725089756; x=1756625756; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=czp5B2f7yB9kZl1r+dl0QORW3vwTZa6LcMuzRe1KU+8=; b=a6DkfDuObpg+6Hlkjg2x9ORDf5QbJiYA1Up45gteXtxb8hcV+zzrcPDF L++lP3ucm/pTFgxGtMkwHQbCq4oO9qtGtukxIp3cln2Pc6eqIMXmpSeek 11/7CBoE7BLEkHKVixFpxoKXzrbH3c6S2f/qPZ2WvFClsgxtBVlrpPX7M 5Uc3wezLE0FqmV71OFO75XdF7MvR/4InJ1AMh48Nvi4L8API4sGqqZKgk B8b1oazQMnyP8n5Q8bLLp6eypLsds9J6YnIWtkzUPqLty3uP+MouXTng0 X9h/1XnWh0mpdRmmJqCBRef+nqpmxVG0OubEHgCTKYnFN0P/+Y53zOY/V Q==; X-CSE-ConnectionGUID: 3XrxmTrQTFWzDEEU/bslwg== X-CSE-MsgGUID: oSvCYGIqS/KDe3cb7/BssQ== X-IronPort-AV: E=McAfee;i="6700,10204,11180"; a="26644518" X-IronPort-AV: E=Sophos;i="6.10,191,1719903600"; d="scan'208";a="26644518" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Aug 2024 00:35:55 -0700 X-CSE-ConnectionGUID: yxTs2rpBSbuLl83xUL3cog== X-CSE-MsgGUID: rW71+T5yRlq/qW58K35c4A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,191,1719903600"; d="scan'208";a="68950957" Received: from lkp-server01.sh.intel.com (HELO 9c6b1c7d3b50) ([10.239.97.150]) by orviesa005.jf.intel.com with ESMTP; 31 Aug 2024 00:35:51 -0700 Received: from kbuild by 9c6b1c7d3b50 with local (Exim 4.96) (envelope-from ) id 1skIeC-0002Qw-1m; Sat, 31 Aug 2024 07:35:48 +0000 Date: Sat, 31 Aug 2024 15:35:11 +0800 From: kernel test robot To: Ashish Kalra , seanjc@google.com, pbonzini@redhat.com, dave.hansen@linux.intel.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, hpa@zytor.com, peterz@infradead.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, thomas.lendacky@amd.com, michael.roth@amd.com, kexec@lists.infradead.org, linux-coco@lists.linux.dev Subject: Re: [PATCH] x86/sev: Fix host kdump support for SNP Message-ID: <202408311530.cYa27OX8-lkp@intel.com> References: <20240827203804.4989-1-Ashish.Kalra@amd.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: <20240827203804.4989-1-Ashish.Kalra@amd.com> Hi Ashish, kernel test robot noticed the following build warnings: [auto build test WARNING on kvm/queue] [also build test WARNING on linus/master v6.11-rc5 next-20240830] [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/Ashish-Kalra/x86-sev-Fix-host-kdump-support-for-SNP/20240828-044035 base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue patch link: https://lore.kernel.org/r/20240827203804.4989-1-Ashish.Kalra%40amd.com patch subject: [PATCH] x86/sev: Fix host kdump support for SNP config: i386-buildonly-randconfig-006-20240831 (https://download.01.org/0day-ci/archive/20240831/202408311530.cYa27OX8-lkp@intel.com/config) compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240831/202408311530.cYa27OX8-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/202408311530.cYa27OX8-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/x86/kvm/svm/svm.c:50: >> arch/x86/kvm/svm/svm.h:783:13: warning: function 'snp_decommision_all' has internal linkage but is not defined [-Wundefined-internal] 783 | static void snp_decommision_all(void); | ^ arch/x86/kvm/svm/svm.c:686:3: note: used here 686 | snp_decommision_all(); | ^ 1 warning generated. vim +/snp_decommision_all +783 arch/x86/kvm/svm/svm.h 763 764 static inline void sev_free_vcpu(struct kvm_vcpu *vcpu) {} 765 static inline void sev_vm_destroy(struct kvm *kvm) {} 766 static inline void __init sev_set_cpu_caps(void) {} 767 static inline void __init sev_hardware_setup(void) {} 768 static inline void sev_hardware_unsetup(void) {} 769 static inline int sev_cpu_init(struct svm_cpu_data *sd) { return 0; } 770 static inline int sev_dev_get_attr(u32 group, u64 attr, u64 *val) { return -ENXIO; } 771 #define max_sev_asid 0 772 static inline void sev_handle_rmp_fault(struct kvm_vcpu *vcpu, gpa_t gpa, u64 error_code) {} 773 static inline void sev_snp_init_protected_guest_state(struct kvm_vcpu *vcpu) {} 774 static inline int sev_gmem_prepare(struct kvm *kvm, kvm_pfn_t pfn, gfn_t gfn, int max_order) 775 { 776 return 0; 777 } 778 static inline void sev_gmem_invalidate(kvm_pfn_t start, kvm_pfn_t end) {} 779 static inline int sev_private_max_mapping_level(struct kvm *kvm, kvm_pfn_t pfn) 780 { 781 return 0; 782 } > 783 static void snp_decommision_all(void); 784 #endif 785 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki