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X-CSE-ConnectionGUID: w3j1m/2tRKOCRjzWXl40ew== X-CSE-MsgGUID: JlXDPDM4SkCmke3YLd9SKA== X-IronPort-AV: E=McAfee;i="6800,10657,11639"; a="71310471" X-IronPort-AV: E=Sophos;i="6.21,141,1763452800"; d="scan'208";a="71310471" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Dec 2025 09:38:51 -0800 X-CSE-ConnectionGUID: 1kajG6z6Q7mmAm4tqnyQSg== X-CSE-MsgGUID: OTr7VguxR1yIh0k8YG+ecQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,141,1763452800"; d="scan'208";a="201021575" Received: from igk-lkp-server01.igk.intel.com (HELO 8a0c053bdd2a) ([10.211.93.152]) by orviesa003.jf.intel.com with ESMTP; 11 Dec 2025 09:38:51 -0800 Received: from kbuild by 8a0c053bdd2a with local (Exim 4.98.2) (envelope-from ) id 1vTkcp-000000001A0-3y3C; Thu, 11 Dec 2025 17:38:47 +0000 Date: Thu, 11 Dec 2025 18:37:53 +0100 From: kernel test robot To: "D, Lakshmi Sowjanya" Cc: oe-kbuild-all@lists.linux.dev, Hao Li Subject: [intel-lts:6.12/emt 9/9] arch/x86/kernel/tsc.c:1338: warning: Function parameter or struct member 'system_counter' not described in 'convert_tsc_to_art' Message-ID: <202512111823.lILdCWOV-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://github.com/intel/linux-intel-lts.git 6.12/emt head: aac28a88afc1d68448c7e5672fed4da83e10fe8b commit: 7f36119fd0bcdc0fee9bb16b971f924bb502b888 [9/9] ptp: tgpio: PSE TGPIO crosststamp, counttstamp config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251211/202512111823.lILdCWOV-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251211/202512111823.lILdCWOV-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/202512111823.lILdCWOV-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/x86/kernel/tsc.c:1338: warning: Function parameter or struct member 'system_counter' not described in 'convert_tsc_to_art' >> arch/x86/kernel/tsc.c:1338: warning: Function parameter or struct member 'art' not described in 'convert_tsc_to_art' vim +1338 arch/x86/kernel/tsc.c 1326 1327 /** 1328 * convert_tsc_to_art() - Returns ART value associated with system counter 1329 * 1330 * Converts input TSC to the corresponding ART value using conversion 1331 * factors discovered by detect_art() 1332 * 1333 * Return: 1334 * u64 ART value 1335 */ 1336 int convert_tsc_to_art( 1337 const struct system_counterval_t *system_counter, u64 *art) > 1338 { 1339 u64 tmp, res, rem; 1340 1341 if (system_counter->cs_id != CSID_X86_TSC) 1342 return -EINVAL; 1343 1344 res = system_counter->cycles - art_to_tsc_offset; 1345 rem = do_div(res, art_to_tsc_numerator); 1346 1347 *art = res * art_to_tsc_denominator; 1348 tmp = rem * art_to_tsc_denominator; 1349 1350 do_div(tmp, art_to_tsc_numerator); 1351 *art += tmp; 1352 1353 return 0; 1354 } 1355 EXPORT_SYMBOL(convert_tsc_to_art); 1356 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki