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Date: Fri, 7 Jun 2024 07:11:28 +0800
From: kernel test robot <lkp@intel.com>
To: Jesse Taube <jesse@rivosinc.com>, linux-riscv@lists.infradead.org
Cc: oe-kbuild-all@lists.linux.dev, Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Conor Dooley <conor.dooley@microchip.com>,
	Evan Green <evan@rivosinc.com>,
	Charlie Jenkins <charlie@rivosinc.com>,
	Andrew Jones <ajones@ventanamicro.com>,
	Jesse Taube <jesse@rivosinc.com>, Xiao Wang <xiao.w.wang@intel.com>,
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	Andy Chiu <andy.chiu@sifive.com>,
	Greentime Hu <greentime.hu@sifive.com>,
	Heiko Stuebner <heiko@sntech.de>, Guo Ren <guoren@kernel.org>,
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	Andrew Morton <akpm@linux-foundation.org>,
	Linux Memory Management List <linux-mm@kvack.org>,
	Baoquan He <bhe@redhat.com>,
	Sami Tolvanen <samitolvanen@google.com>,
	Zong Li <zong.li@sifive.com>, Ben Dooks <ben.dooks@codethink.co.uk>,
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	Vincent Chen <vincent.chen@sifive.com>,
	Joel Granados <j.granados@samsung.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/3] RISC-V: Report vector unaligned accesse speed hwprobe
Message-ID: <202406070612.Vj1dDiqM-lkp@intel.com>
References: <20240606183215.416829-3-jesse@rivosinc.com>
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In-Reply-To: <20240606183215.416829-3-jesse@rivosinc.com>

Hi Jesse,

kernel test robot noticed the following build errors:

[auto build test ERROR on v6.9]
[cannot apply to akpm-mm/mm-everything linus/master v6.10-rc2 v6.10-rc1 next-20240606]
[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/Jesse-Taube/RISC-V-Detect-unaligned-vector-accesses-supported/20240607-023434
base:   v6.9
patch link:    https://lore.kernel.org/r/20240606183215.416829-3-jesse%40rivosinc.com
patch subject: [PATCH 3/3] RISC-V: Report vector unaligned accesse speed hwprobe
config: riscv-allnoconfig (https://download.01.org/0day-ci/archive/20240607/202406070612.Vj1dDiqM-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240607/202406070612.Vj1dDiqM-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/202406070612.Vj1dDiqM-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

   arch/riscv/kernel/unaligned_access_speed.c: In function 'vec_check_unaligned_access_speed_all_cpus':
>> arch/riscv/kernel/unaligned_access_speed.c:370:30: error: 'check_vector_unaligned_access' undeclared (first use in this function); did you mean 'check_unaligned_access'?
     370 |         schedule_on_each_cpu(check_vector_unaligned_access);
         |                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                              check_unaligned_access
   arch/riscv/kernel/unaligned_access_speed.c:370:30: note: each undeclared identifier is reported only once for each function it appears in
>> arch/riscv/kernel/unaligned_access_speed.c:377:35: error: 'riscv_online_cpu_vec' undeclared (first use in this function); did you mean 'riscv_online_cpu'?
     377 |                                   riscv_online_cpu_vec, NULL);
         |                                   ^~~~~~~~~~~~~~~~~~~~
         |                                   riscv_online_cpu
   arch/riscv/kernel/unaligned_access_speed.c: At top level:
>> arch/riscv/kernel/unaligned_access_speed.c:368:12: warning: 'vec_check_unaligned_access_speed_all_cpus' defined but not used [-Wunused-function]
     368 | static int vec_check_unaligned_access_speed_all_cpus(void *unused)
         |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +370 arch/riscv/kernel/unaligned_access_speed.c

   366	
   367	/* Measure unaligned access speed on all CPUs present at boot in parallel. */
 > 368	static int vec_check_unaligned_access_speed_all_cpus(void *unused)
   369	{
 > 370		schedule_on_each_cpu(check_vector_unaligned_access);
   371	
   372		/*
   373		 * Setup hotplug callbacks for any new CPUs that come online or go
   374		 * offline.
   375		 */
   376		cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, "riscv:online",
 > 377					  riscv_online_cpu_vec, NULL);
   378	
   379		return 0;
   380	}
   381	

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