Re: [PATCH 1/3] riscv: Add support for kernel-mode FPU

From: kernel test robot <lkp@intel.com>
To: Samuel Holland <samuel.holland@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Harry Wentland <harry.wentland@amd.com>,
	Leo Li <sunpeng.li@amd.com>,
	Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>,
	linux-riscv@lists.infradead.org
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	"David Airlie" <airlied@gmail.com>,
	"Christian König" <christian.koenig@amd.com>,
	"Alex Deucher" <alexander.deucher@amd.com>,
	"Pan Xinhui" <Xinhui.Pan@amd.com>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	amd-gfx@lists.freedesktop.org,
	"Samuel Holland" <samuel.holland@sifive.com>
Subject: Re: [PATCH 1/3] riscv: Add support for kernel-mode FPU
Date: Thu, 23 Nov 2023 04:23:18 +0800	[thread overview]
Message-ID: <202311230215.DBFyWPqb-lkp@intel.com> (raw)
In-Reply-To: <20231122030621.3759313-2-samuel.holland@sifive.com>

Hi Samuel,

kernel test robot noticed the following build errors:

[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on linus/master v6.7-rc2 next-20231122]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Samuel-Holland/riscv-Add-support-for-kernel-mode-FPU/20231122-111015
base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:    https://lore.kernel.org/r/20231122030621.3759313-2-samuel.holland%40sifive.com
patch subject: [PATCH 1/3] riscv: Add support for kernel-mode FPU
config: riscv-allnoconfig (https://download.01.org/0day-ci/archive/20231123/202311230215.DBFyWPqb-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231123/202311230215.DBFyWPqb-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311230215.DBFyWPqb-lkp@intel.com/

All errors (new ones prefixed by >>):

>> arch/riscv/kernel/process.c:229:19: error: use of undeclared identifier '__fstate_save'
     229 | EXPORT_SYMBOL_GPL(__fstate_save);
         |                   ^
>> arch/riscv/kernel/process.c:230:19: error: use of undeclared identifier '__fstate_restore'
     230 | EXPORT_SYMBOL_GPL(__fstate_restore);
         |                   ^
   2 errors generated.

vim +/__fstate_save +229 arch/riscv/kernel/process.c

   228	
 > 229	EXPORT_SYMBOL_GPL(__fstate_save);
 > 230	EXPORT_SYMBOL_GPL(__fstate_restore);

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

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