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X-CSE-ConnectionGUID: B7rzwFMmSOer+glClXIugQ== X-CSE-MsgGUID: xxsC5PG9QnaQxr8peoU1WQ== X-IronPort-AV: E=McAfee;i="6800,10657,11698"; a="83427316" X-IronPort-AV: E=Sophos;i="6.21,286,1763452800"; d="scan'208";a="83427316" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Feb 2026 01:48:24 -0800 X-CSE-ConnectionGUID: LmoclPuKRGeyPxyaI3KAzQ== X-CSE-MsgGUID: fSTyxiycSCSaTvCNCzryIg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,286,1763452800"; d="scan'208";a="211822088" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by orviesa010.jf.intel.com with ESMTP; 12 Feb 2026 01:48:22 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vqTJ6-00000000r0y-1FXd; Thu, 12 Feb 2026 09:48:20 +0000 Date: Thu, 12 Feb 2026 17:47:45 +0800 From: kernel test robot To: Eric Dumazet Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, x86@kernel.org, Thomas Gleixner Subject: [tip:timers/urgent 1/1] include/linux/jiffies.h:449:36: sparse: sparse: cast truncates bits from constant value (7fffffffffffffff becomes ffffffff) Message-ID: <202602121719.JsvIzXwu-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers/urgent head: b777b5e09eabeefc6ba80f4296366a4742701103 commit: b777b5e09eabeefc6ba80f4296366a4742701103 [1/1] time/jiffies: Inline jiffies_to_msecs() and jiffies_to_usecs() config: x86_64-randconfig-123-20260212 (https://download.01.org/0day-ci/archive/20260212/202602121719.JsvIzXwu-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/20260212/202602121719.JsvIzXwu-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/202602121719.JsvIzXwu-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/gpu/drm/i915/gt/intel_engine_cs.c: note: in included file (through include/linux/ktime.h, include/linux/timer.h, include/linux/uprobes.h, ...): >> include/linux/jiffies.h:449:36: sparse: sparse: cast truncates bits from constant value (7fffffffffffffff becomes ffffffff) >> include/linux/jiffies.h:449:36: sparse: sparse: cast truncates bits from constant value (7fffffffffffffff becomes ffffffff) >> include/linux/jiffies.h:449:36: sparse: sparse: cast truncates bits from constant value (7fffffffffffffff becomes ffffffff) >> include/linux/jiffies.h:449:36: sparse: sparse: cast truncates bits from constant value (7fffffffffffffff becomes ffffffff) vim +449 include/linux/jiffies.h 433 434 /* 435 * Convert various time units to each other: 436 */ 437 438 #if HZ <= MSEC_PER_SEC && !(MSEC_PER_SEC % HZ) 439 /** 440 * jiffies_to_msecs - Convert jiffies to milliseconds 441 * @j: jiffies value 442 * 443 * This inline version takes care of HZ in {100,250,1000}. 444 * 445 * Return: milliseconds value 446 */ 447 static inline unsigned int jiffies_to_msecs(const unsigned long j) 448 { > 449 return (MSEC_PER_SEC / HZ) * j; 450 } 451 #else 452 unsigned int jiffies_to_msecs(const unsigned long j); 453 #endif 454 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki