From e38bf06d509a90c9fc185129ec913beb6de3d428 Mon Sep 17 00:00:00 2001 From: Zqiang Date: Fri, 15 Mar 2024 15:17:10 +0800 Subject: [PATCH] rcutorture: Use the gp_kthread_dbg operation specified by cur_ops Despite there being a cur_ops->gp_kthread_dbg(), rcu_torture_writer() unconditionally invokes vanilla RCU's show_rcu_gp_kthreads(). This is not at all helpful when some other flavor of RCU is being tested. This commit therefore makes rcu_torture_writer() invoke cur_ops->gp_kthread_dbg() for RCU implementations providing this function. Signed-off-by: Zqiang Signed-off-by: Paul E. McKenney Signed-off-by: Uladzislau Rezki (Sony) --- kernel/rcu/rcutorture.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index dd7d5ba457409..2f43d31fb7a54 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -1589,7 +1589,8 @@ rcu_torture_writer(void *arg) if (list_empty(&rcu_tortures[i].rtort_free) && rcu_access_pointer(rcu_torture_current) != &rcu_tortures[i]) { tracing_off(); - show_rcu_gp_kthreads(); + if (cur_ops->gp_kthread_dbg) + cur_ops->gp_kthread_dbg(); WARN(1, "%s: rtort_pipe_count: %d\n", __func__, rcu_tortures[i].rtort_pipe_count); rcu_ftrace_dump(DUMP_ALL); } -- 2.30.2