From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) (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 8E62923D0 for ; Mon, 10 Apr 2023 23:36:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1681169793; x=1712705793; h=date:from:to:cc:subject:message-id:mime-version; bh=g/0OsGz6ieSLVXtueT/ZQhP3SewemqF62Ir4sgLjko8=; b=j/XTd1pK/bM+So0avV/3e6rwNLocuhaXSo3eq6cV6J4nwfMUIzhrdcps BUCmZEfnWB0bVufeSX2htiLL4QRF6S04SvCYia+ETRFw+mM0Gy1GvXaE0 B8GUy0hwBS39e2dAEui8BS5cdki7yLC3p1MWTGeiB/VC3U8wsX9t6yHnw /QueFsbwW//tzAHs7iVkOWaoog0x8OXjdLVrMCKQIYYL5cEWNGHIcEgj8 BFrugjfeh/sbdWARCqelAhQAEHdyahkYkqL9M7yfYLOC8DWBnhEvEQu85 guFuJ1hUvmXvKzUvB1JVhPSKAGiDjOx3rlyhRHTWlcKXZoJtE43CMHBoW g==; X-IronPort-AV: E=McAfee;i="6600,9927,10676"; a="371323625" X-IronPort-AV: E=Sophos;i="5.98,335,1673942400"; d="scan'208";a="371323625" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Apr 2023 16:35:45 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10676"; a="681876429" X-IronPort-AV: E=Sophos;i="5.98,335,1673942400"; d="scan'208";a="681876429" Received: from lkp-server01.sh.intel.com (HELO b613635ddfff) ([10.239.97.150]) by orsmga007.jf.intel.com with ESMTP; 10 Apr 2023 16:35:44 -0700 Received: from kbuild by b613635ddfff with local (Exim 4.96) (envelope-from ) id 1pm130-000VjB-33; Mon, 10 Apr 2023 23:35:42 +0000 Date: Tue, 11 Apr 2023 07:35:09 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: drivers/pci/endpoint/functions/pci-epf-vntb.c:891 epf_ntb_mw1_store() warn: potential spectre issue 'ntb->mws_size' [w] Message-ID: <202304110745.XZCSpFaC-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev CC: linux-kernel@vger.kernel.org TO: Frank Li CC: Jon Mason tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 0d3eb744aed40ffce820cded61d7eac515199165 commit: e35f56bb03304abc92c928b641af41ca372966bb PCI: endpoint: Support NTB transfer between RC and EP date: 8 months ago :::::: branch date: 2 hours ago :::::: commit date: 8 months ago config: arc-randconfig-m031-20230410 (https://download.01.org/0day-ci/archive/20230411/202304110745.XZCSpFaC-lkp@intel.com/config) compiler: arc-elf-gcc (GCC) 12.1.0 If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Reported-by: Dan Carpenter | Link: https://lore.kernel.org/r/202304110745.XZCSpFaC-lkp@intel.com/ New smatch warnings: drivers/pci/endpoint/functions/pci-epf-vntb.c:891 epf_ntb_mw1_store() warn: potential spectre issue 'ntb->mws_size' [w] drivers/pci/endpoint/functions/pci-epf-vntb.c:893 epf_ntb_mw2_store() warn: potential spectre issue 'ntb->mws_size' [w] drivers/pci/endpoint/functions/pci-epf-vntb.c:895 epf_ntb_mw3_store() warn: potential spectre issue 'ntb->mws_size' [w] drivers/pci/endpoint/functions/pci-epf-vntb.c:897 epf_ntb_mw4_store() warn: potential spectre issue 'ntb->mws_size' [w] Old smatch warnings: drivers/pci/endpoint/functions/pci-epf-vntb.c:1316 epf_ntb_bind() warn: missing error code 'ret' vim +891 drivers/pci/endpoint/functions/pci-epf-vntb.c e35f56bb03304a Frank Li 2022-02-22 878 e35f56bb03304a Frank Li 2022-02-22 879 EPF_NTB_R(spad_count) e35f56bb03304a Frank Li 2022-02-22 880 EPF_NTB_W(spad_count) e35f56bb03304a Frank Li 2022-02-22 881 EPF_NTB_R(db_count) e35f56bb03304a Frank Li 2022-02-22 882 EPF_NTB_W(db_count) e35f56bb03304a Frank Li 2022-02-22 883 EPF_NTB_R(num_mws) e35f56bb03304a Frank Li 2022-02-22 884 EPF_NTB_R(vbus_number) e35f56bb03304a Frank Li 2022-02-22 885 EPF_NTB_W(vbus_number) e35f56bb03304a Frank Li 2022-02-22 886 EPF_NTB_R(vntb_pid) e35f56bb03304a Frank Li 2022-02-22 887 EPF_NTB_W(vntb_pid) e35f56bb03304a Frank Li 2022-02-22 888 EPF_NTB_R(vntb_vid) e35f56bb03304a Frank Li 2022-02-22 889 EPF_NTB_W(vntb_vid) e35f56bb03304a Frank Li 2022-02-22 890 EPF_NTB_MW_R(mw1) e35f56bb03304a Frank Li 2022-02-22 @891 EPF_NTB_MW_W(mw1) e35f56bb03304a Frank Li 2022-02-22 892 EPF_NTB_MW_R(mw2) e35f56bb03304a Frank Li 2022-02-22 @893 EPF_NTB_MW_W(mw2) e35f56bb03304a Frank Li 2022-02-22 894 EPF_NTB_MW_R(mw3) e35f56bb03304a Frank Li 2022-02-22 @895 EPF_NTB_MW_W(mw3) e35f56bb03304a Frank Li 2022-02-22 896 EPF_NTB_MW_R(mw4) e35f56bb03304a Frank Li 2022-02-22 @897 EPF_NTB_MW_W(mw4) e35f56bb03304a Frank Li 2022-02-22 898 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests