EXP sched: Export dump_cpu_task() to GPL modules for locktorture

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index c52c2eb..31de0be 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -11479,6 +11479,7 @@ void dump_cpu_task(int cpu)
 	pr_info("Task dump for CPU %d:\n", cpu);
 	sched_show_task(cpu_curr(cpu));
 }
+EXPORT_SYMBOL_GPL(dump_cpu_task);
 
 /*
  * Nice levels are multiplicative, with a gentle 10% change for every