Commit-ID: c58656382e5f2919b05913584f2c54b4f841bc9f
Gitweb: http://git.kernel.org/tip/c58656382e5f2919b05913584f2c54b4f841bc9f
Author: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
AuthorDate: Tue, 18 Aug 2015 11:25:48 -0700
Committer: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
CommitDate: Wed, 7 Oct 2015 16:02:50 -0700
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@xxxxxxxxxxxxxxxxxx>
---
kernel/rcu/tree.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 3d033fe..b4f71ff 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -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);
--
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