rcu: Add tasks to expedited stall-warning messages

This commit adds task-print ability to the expedited RCU CPU stall
warning messages in preparation for adding stall warnings to
synchornize_rcu_expedited().

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney 2015-08-18 11:25:48 -07:00
parent 74611ecb0f
commit c58656382e

View file

@ -3734,7 +3734,7 @@ static void synchronize_sched_expedited_wait(struct rcu_state *rsp)
sync_rcu_preempt_exp_done(rnp_root));
return;
}
pr_err("INFO: %s detected expedited stalls on CPUs: {",
pr_err("INFO: %s detected expedited stalls on CPUs/tasks: {",
rsp->name);
rcu_for_each_leaf_node(rsp, rnp) {
(void)rcu_print_task_exp_stall(rnp);