Messages in this thread |  | | Date | Sun, 31 Mar 2024 05:10:20 +0800 | | From | kernel test robot <> | | Subject | Re: [PATCH 2/4] task_work: Introduce task_work_cancel() again |
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Hi Frederic,
kernel test robot noticed the following build warnings:
[auto build test WARNING on perf-tools-next/perf-tools-next] [also build test WARNING on tip/perf/core perf-tools/perf-tools linus/master acme/perf/core v6.9-rc1 next-20240328] [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/Frederic-Weisbecker/task_work-s-task_work_cancel-task_work_cancel_func/20240330-080207 base: https://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools-next.git perf-tools-next patch link: https://lore.kernel.org/r/20240329235812.18917-3-frederic%40kernel.org patch subject: [PATCH 2/4] task_work: Introduce task_work_cancel() again config: nios2-randconfig-r071-20240330 (https://download.01.org/0day-ci/archive/20240331/202403310406.TPrIela8-lkp@intel.com/config) compiler: nios2-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240331/202403310406.TPrIela8-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/202403310406.TPrIela8-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> kernel/task_work.c:155: warning: Function parameter or struct member 'cb' not described in 'task_work_cancel' >> kernel/task_work.c:155: warning: Excess function parameter 'func' description in 'task_work_cancel'
vim +155 kernel/task_work.c
143 144 /** 145 * task_work_cancel - cancel a pending work added by task_work_add() 146 * @task: the task which should execute the work 147 * @func: the work to remove if queued 148 * 149 * Remove a callback from a task's queue if queued. 150 * 151 * RETURNS: 152 * True if the callback was queued and got cancelled, false otherwise. 153 */ 154 bool task_work_cancel(struct task_struct *task, struct callback_head *cb) > 155 { 156 struct callback_head *ret; 157 158 ret = task_work_cancel_match(task, task_work_match, cb); 159 160 return ret == cb; 161 } 162
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