Messages in this thread |  | | Date | Tue, 21 Nov 2023 05:01:43 +0800 | From | kernel test robot <> | Subject | Re: [PATCH] workqueue: fix invalid cpu in kick_pool |
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Hi Yong,
kernel test robot noticed the following build warnings:
[auto build test WARNING on tj-wq/for-next] [also build test WARNING on linus/master v6.7-rc2 next-20231120] [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/Yong-He/workqueue-fix-invalid-cpu-in-kick_pool/20231120-201849 base: https://git.kernel.org/pub/scm/linux/kernel/git/tj/wq.git for-next patch link: https://lore.kernel.org/r/20231120121623.119780-1-alexyonghe%40tencent.com patch subject: [PATCH] workqueue: fix invalid cpu in kick_pool config: arc-randconfig-001-20231121 (https://download.01.org/0day-ci/archive/20231121/202311210443.gdbUH0vN-lkp@intel.com/config) compiler: arceb-elf-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231121/202311210443.gdbUH0vN-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/202311210443.gdbUH0vN-lkp@intel.com/
All warnings (new ones prefixed by >>):
kernel/workqueue.c: In function 'kick_pool': >> kernel/workqueue.c:1109:13: warning: unused variable 'cpu' [-Wunused-variable] 1109 | int cpu; | ^~~
vim +/cpu +1109 kernel/workqueue.c
1097 1098 /** 1099 * kick_pool - wake up an idle worker if necessary 1100 * @pool: pool to kick 1101 * 1102 * @pool may have pending work items. Wake up worker if necessary. Returns 1103 * whether a worker was woken up. 1104 */ 1105 static bool kick_pool(struct worker_pool *pool) 1106 { 1107 struct worker *worker = first_idle_worker(pool); 1108 struct task_struct *p; > 1109 int cpu; 1110 1111 lockdep_assert_held(&pool->lock); 1112 1113 if (!need_more_worker(pool) || !worker) 1114 return false; 1115 1116 p = worker->task; 1117
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
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