Messages in this thread | | | Date | Tue, 19 Jul 2022 02:53:05 +0800 | From | kernel test robot <> | Subject | Re: [PATCH] sched/fair: optimize entity_tick() |
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Hi Peng,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on tip/sched/core] [also build test WARNING on linus/master v5.19-rc7 next-20220718] [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/Peng-Zhang/sched-fair-optimize-entity_tick/20220718-175245 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 401e4963bf45c800e3e9ea0d3a0289d738005fd4 config: nios2-randconfig-s042-20220718 (https://download.01.org/0day-ci/archive/20220719/202207190234.1dmTZy65-lkp@intel.com/config) compiler: nios2-linux-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://github.com/intel-lab-lkp/linux/commit/9dec20bda1c5d0d7a203d393fc1ffa6e296579a9 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Peng-Zhang/sched-fair-optimize-entity_tick/20220718-175245 git checkout 9dec20bda1c5d0d7a203d393fc1ffa6e296579a9 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=nios2 SHELL=/bin/bash drivers/target/ kernel/sched/
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) kernel/sched/fair.c:927:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sched_entity *se @@ got struct sched_entity [noderef] __rcu * @@ kernel/sched/fair.c:927:34: sparse: expected struct sched_entity *se kernel/sched/fair.c:927:34: sparse: got struct sched_entity [noderef] __rcu * >> kernel/sched/fair.c:4760:75: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *tsk @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:4760:75: sparse: expected struct task_struct *tsk kernel/sched/fair.c:4760:75: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:5663:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:5663:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:5663:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:7232:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:7232:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:7232:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:7530:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *curr @@ got struct task_struct [noderef] __rcu *curr @@ kernel/sched/fair.c:7530:38: sparse: expected struct task_struct *curr kernel/sched/fair.c:7530:38: sparse: got struct task_struct [noderef] __rcu *curr kernel/sched/fair.c:5592:35: sparse: sparse: marked inline, but without a definition kernel/sched/fair.c: note: in included file: kernel/sched/sched.h:2053:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2053:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2053:25: sparse: struct task_struct * kernel/sched/sched.h:2210:9: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2210:9: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2210:9: sparse: struct task_struct * kernel/sched/sched.h:2053:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2053:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2053:25: sparse: struct task_struct * kernel/sched/sched.h:2053:25: sparse: sparse: incompatible types in comparison expression (different address spaces): kernel/sched/sched.h:2053:25: sparse: struct task_struct [noderef] __rcu * kernel/sched/sched.h:2053:25: sparse: struct task_struct *
vim +4760 kernel/sched/fair.c
4759 > 4760 if (cfs_rq->nr_running > 1 && !test_tsk_need_resched(rq_of(cfs_rq)->curr)) 4761 check_preempt_tick(cfs_rq, curr); 4762 } 4763
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