tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/test head: 4c4c8e04a7f8522de634aa062f4cd6b8b80c151b commit: 72351a864d02b480a5c237144033e21be816f29f [136/143] fixup! rcu/nocb: Add grace period and task state to show_rcu_nocb_state() output config: nds32-randconfig-r014-20201221 (attached as .config) compiler: nds32le-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=72351a864d02b480a5c237144033e21be816f29f git remote add rcu https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git git fetch --no-tags rcu rcu/test git checkout 72351a864d02b480a5c237144033e21be816f29f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nds32
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> All errors (new ones prefixed by >>): In file included from include/linux/kernel.h:16, from kernel/rcu/tree.c:21: kernel/rcu/tree_plugin.h: In function 'show_rcu_nocb_gp_state': >> kernel/rcu/tree_plugin.h:2696:25: error: 'struct task_struct' has no member >> named 'on_cpu' 2696 | !rdp->nocb_cb_kthread->on_cpu ? "!" : ""); | ^~ include/linux/printk.h:373:34: note: in definition of macro 'pr_info' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~ kernel/rcu/tree_plugin.h: In function 'show_rcu_nocb_state': kernel/rcu/tree_plugin.h:2737:25: error: 'struct task_struct' has no member named 'on_cpu' 2737 | !rdp->nocb_cb_kthread->on_cpu ? "!" : ""); | ^~ include/linux/printk.h:373:34: note: in definition of macro 'pr_info' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~ vim +2696 kernel/rcu/tree_plugin.h 2669 2670 /* 2671 * Dump out nocb grace-period kthread state for the specified rcu_data 2672 * structure. 2673 */ 2674 static void show_rcu_nocb_gp_state(struct rcu_data *rdp) 2675 { 2676 struct rcu_node *rnp = rdp->mynode; 2677 2678 pr_info("nocb GP %d %c%c%c%c%c%c %c[%c%c] %c%c:%ld rnp %d:%d %lu %c CPU %d%s\n", 2679 rdp->cpu, 2680 "kK"[!!rdp->nocb_gp_kthread], 2681 "lL"[raw_spin_is_locked(&rdp->nocb_gp_lock)], 2682 "dD"[!!rdp->nocb_defer_wakeup], 2683 "tT"[timer_pending(&rdp->nocb_timer)], 2684 "bB"[timer_pending(&rdp->nocb_bypass_timer)], 2685 "sS"[!!rdp->nocb_gp_sleep], 2686 ".W"[swait_active(&rdp->nocb_gp_wq)], 2687 ".W"[swait_active(&rnp->nocb_gp_wq[0])], 2688 ".W"[swait_active(&rnp->nocb_gp_wq[1])], 2689 ".B"[!!rdp->nocb_gp_bypass], 2690 ".G"[!!rdp->nocb_gp_gp], 2691 (long)rdp->nocb_gp_seq, 2692 rnp->grplo, rnp->grphi, READ_ONCE(rdp->nocb_gp_loops), 2693 rdp->nocb_gp_kthread ? task_state_to_char(rdp->nocb_gp_kthread) : '.', 2694 rdp->nocb_cb_kthread ? (int)task_cpu(rdp->nocb_gp_kthread) : -1, 2695 rdp->nocb_cb_kthread && rdp->nocb_cb_kthread->state == TASK_RUNNING && > 2696 !rdp->nocb_cb_kthread->on_cpu ? "!" : ""); 2697 } 2698 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
