From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) (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 D52881872 for ; Tue, 20 Sep 2022 11:10:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1663672239; x=1695208239; h=date:from:to:cc:subject:message-id:mime-version; bh=80y+q0JiEdas7X98PzVvtBdWd1gT4rNB5lAGu7PbxlY=; b=m7LFSpI4wt24fclm65XaF5bgnDBzTuvo2tVFNsHSxgI1K/F2bMsmJeRk vdSf7GFNTyb+mpokwD/Z9vITxMPnS2O9H+BWjgy61iK/btfSs6gYAZBjd vsvaRNyhMeAopWTm17LnVKGqWNdIPYA/2I8AldEFwAMixPw8S03Mvsq7O Iy8CqTNFTiv2AnRNKJFe6GBb8QYhJxf0HBE5DvB3JioYWQ8xd80m7CZYb 8LHiVePw8W7HMb4CWWObVDD5xT22aFQi5HUzxBdKhRGr0gj2QQML+YKRS +3z8cgQttyftBTyVQmmE4ggwP4bZhSc+xXTHXtZwtypzkC4LmqCF3afuQ Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10475"; a="279391005" X-IronPort-AV: E=Sophos;i="5.93,330,1654585200"; d="scan'208";a="279391005" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2022 04:10:37 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,330,1654585200"; d="scan'208";a="687372297" Received: from lkp-server01.sh.intel.com (HELO c0a60f19fe7e) ([10.239.97.150]) by fmsmga004.fm.intel.com with ESMTP; 20 Sep 2022 04:10:35 -0700 Received: from kbuild by c0a60f19fe7e with local (Exim 4.96) (envelope-from ) id 1oab99-0002i7-0C; Tue, 20 Sep 2022 11:10:35 +0000 Date: Tue, 20 Sep 2022 19:09:36 +0800 From: kernel test robot To: "Jason A. Donenfeld" Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, Ammar Faizi , GNU/Weeb Mailing List , linux-kernel@vger.kernel.org Subject: [ammarfaizi2-block:crng/random/jd/vdso 3/3] drivers/char/random.c:164:42: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int Message-ID: <202209201907.0qM7YdXh-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@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/ammarfaizi2/linux-block crng/random/jd/vdso head: a7b31acb923dbd25e7bf030ca209f131c31f5288 commit: a7b31acb923dbd25e7bf030ca209f131c31f5288 [3/3] random: implement getrandom() in vDSO config: arm64-buildonly-randconfig-r005-20220919 (https://download.01.org/0day-ci/archive/20220920/202209201907.0qM7YdXh-lkp@intel.com/config) compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://github.com/ammarfaizi2/linux-block/commit/a7b31acb923dbd25e7bf030ca209f131c31f5288 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block crng/random/jd/vdso git checkout a7b31acb923dbd25e7bf030ca209f131c31f5288 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/char/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): >> drivers/char/random.c:164:42: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int] DEFINE_VVAR_SINGLE(struct vdso_rng_data, _vdso_rng_data); ^ int drivers/char/random.c:164:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int] DEFINE_VVAR_SINGLE(struct vdso_rng_data, _vdso_rng_data); ^ int 2 errors generated. vim +/int +164 drivers/char/random.c 146 147 #define warn_unseeded_randomness() \ 148 if (IS_ENABLED(CONFIG_WARN_ALL_UNSEEDED_RANDOM) && !crng_ready()) \ 149 printk_deferred(KERN_NOTICE "random: %s called from %pS with crng_init=%d\n", \ 150 __func__, (void *)_RET_IP_, crng_init) 151 152 153 154 /******************************************************************** 155 * 156 * VDSO support helpers. 157 * 158 * The actual vDSO function is defined over in lib/vdso/getrandom.c, 159 * but this section contains the kernel-mode helpers to support that. 160 * 161 ********************************************************************/ 162 163 /* The shared data page. */ > 164 DEFINE_VVAR_SINGLE(struct vdso_rng_data, _vdso_rng_data); 165 -- 0-DAY CI Kernel Test Service https://01.org/lkp