linux-kernel - Re: [PATCH v2 1/1] [PATCH] loongson: Fix idle VS timer enqueue

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Message-ID: <202502100258.jJThV6DP-lkp@intel.com>
Date: Mon, 10 Feb 2025 03:08:35 +0800
From: kernel test robot <lkp@...el.com>
To: Marco Crivellari <marco.crivellari@...e.com>, loongarch@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, Huacai Chen <chenhuacai@...nel.org>,
	WANG Xuerui <kernel@...0n.name>,
	Frederic Weisbecker <frederic@...nel.org>,
	Jinyang He <hejinyang@...ngson.cn>,
	Marco Crivellari <marco.crivellari@...e.com>,
	Tiezhu Yang <yangtiezhu@...ngson.cn>,
	Jiaxun Yang <jiaxun.yang@...goat.com>,
	Bibo Mao <maobibo@...ngson.cn>,
	"Peter Zijlstra (Intel)" <peterz@...radead.org>
Subject: Re: [PATCH v2 1/1] [PATCH] loongson: Fix idle VS timer enqueue

Hi Marco,

kernel test robot noticed the following build warnings:

[auto build test WARNING on linus/master]
[also build test WARNING on v6.14-rc1 next-20250207]
[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/Marco-Crivellari/loongson-Fix-idle-VS-timer-enqueue/20250208-182213
base:   linus/master
patch link:    https://lore.kernel.org/r/20250208101924.20743-2-marco.crivellari%40suse.com
patch subject: [PATCH v2 1/1] [PATCH] loongson: Fix idle VS timer enqueue
config: loongarch-randconfig-r054-20250209 (https://download.01.org/0day-ci/archive/20250210/202502100258.jJThV6DP-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 14.2.0

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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502100258.jJThV6DP-lkp@intel.com/

cocci warnings: (new ones prefixed by >>)
>> arch/loongarch/kernel/reset.c:37:2-3: Unneeded semicolon
   arch/loongarch/kernel/reset.c:57:2-3: Unneeded semicolon
   arch/loongarch/kernel/reset.c:78:2-3: Unneeded semicolon

vim +37 arch/loongarch/kernel/reset.c

    22	
    23	void machine_halt(void)
    24	{
    25	#ifdef CONFIG_SMP
    26		preempt_disable();
    27		smp_send_stop();
    28	#endif
    29		local_irq_disable();
    30		clear_csr_ecfg(ECFG0_IM);
    31	
    32		pr_notice("\n\n** You can safely turn off the power now **\n\n");
    33		console_flush_on_panic(CONSOLE_FLUSH_PENDING);
    34	
    35		while (1) {
    36			asm volatile("idle 0" : : : "memory");
  > 37		};
    38	}
    39	

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