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X-CSE-ConnectionGUID: hYdRkwFuQpWsKCftYwSz1Q== X-CSE-MsgGUID: qhKKXrO3SdCjMZvta7YTLA== X-IronPort-AV: E=McAfee;i="6800,10657,11460"; a="61942163" X-IronPort-AV: E=Sophos;i="6.16,225,1744095600"; d="scan'208";a="61942163" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jun 2025 06:09:15 -0700 X-CSE-ConnectionGUID: MObmwqf1RdeHU+C3YrV9+A== X-CSE-MsgGUID: mV60+oiHTW2bpEBgRblg7w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,225,1744095600"; d="scan'208";a="151835217" Received: from lkp-server01.sh.intel.com (HELO e8142ee1dce2) ([10.239.97.150]) by orviesa004.jf.intel.com with ESMTP; 10 Jun 2025 06:09:10 -0700 Received: from kbuild by e8142ee1dce2 with local (Exim 4.96) (envelope-from ) id 1uOyiy-0008FJ-0B; Tue, 10 Jun 2025 13:09:08 +0000 Date: Tue, 10 Jun 2025 21:09:01 +0800 From: kernel test robot To: Michal Wilczynski , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?iso-8859-1?Q?Bj=F6rn?= Roy Baron , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich , Marek Szyprowski Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org, Michal Wilczynski Subject: Re: [PATCH] rust: math: Add KernelMathExt trait with a mul_div helper Message-ID: <202506102043.Tvsj0sXM-lkp@intel.com> References: <20250609-math-rust-v1-v1-1-285fac00031f@samsung.com> Precedence: bulk X-Mailing-List: rust-for-linux@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: <20250609-math-rust-v1-v1-1-285fac00031f@samsung.com> Hi Michal, kernel test robot noticed the following build errors: [auto build test ERROR on 19272b37aa4f83ca52bdf9c16d5d81bdd1354494] url: https://github.com/intel-lab-lkp/linux/commits/Michal-Wilczynski/rust-math-Add-KernelMathExt-trait-with-a-mul_div-helper/20250610-055722 base: 19272b37aa4f83ca52bdf9c16d5d81bdd1354494 patch link: https://lore.kernel.org/r/20250609-math-rust-v1-v1-1-285fac00031f%40samsung.com patch subject: [PATCH] rust: math: Add KernelMathExt trait with a mul_div helper config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20250610/202506102043.Tvsj0sXM-lkp@intel.com/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) rustc: rustc 1.78.0 (9b00956e5 2024-04-29) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250610/202506102043.Tvsj0sXM-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/202506102043.Tvsj0sXM-lkp@intel.com/ All errors (new ones prefixed by >>): >> error[E0425]: cannot find function `mul_u64_u64_div_u64` in crate `bindings` --> rust/kernel/math.rs:32:33 | 32 | Some(unsafe { bindings::mul_u64_u64_div_u64(self, multiplier, divisor) }) | ^^^^^^^^^^^^^^^^^^^ not found in `bindings` -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki