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-rw-r--r--kernel/rcu/tree.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 51d4c3acf32d..48c6ab5ca164 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -1358,12 +1358,13 @@ static void rcu_check_gp_kthread_starvation(struct rcu_state *rsp)
j = jiffies;
gpa = READ_ONCE(rsp->gp_activity);
if (j - gpa > 2 * HZ) {
- pr_err("%s kthread starved for %ld jiffies! g%lu c%lu f%#x %s(%d) ->state=%#lx\n",
+ pr_err("%s kthread starved for %ld jiffies! g%lu c%lu f%#x %s(%d) ->state=%#lx ->cpu=%d\n",
rsp->name, j - gpa,
rsp->gpnum, rsp->completed,
rsp->gp_flags,
gp_state_getname(rsp->gp_state), rsp->gp_state,
- rsp->gp_kthread ? rsp->gp_kthread->state : ~0);
+ rsp->gp_kthread ? rsp->gp_kthread->state : ~0,
+ rsp->gp_kthread ? task_cpu(rsp->gp_kthread) : -1);
if (rsp->gp_kthread) {
sched_show_task(rsp->gp_kthread);
wake_up_process(rsp->gp_kthread);