From 86fa5387b473c160c26b781dff55014c4e1b3db0 Mon Sep 17 00:00:00 2001 From: "Paul E. McKenney" Date: Wed, 8 Jul 2026 17:34:07 -0700 Subject: rcutorture: Make RCU Tasks Trace track Reader Batches This commit adds the ->get_sp_seq and ->gp_diff fields to the tasks_tracing_ops structure so that RCU Tasks Trace rcutorture runs will track Reader Batch. Signed-off-by: Paul E. McKenney --- kernel/rcu/rcutorture.c | 3 ++- kernel/rcu/tasks.h | 6 ++++++ 2 files changed, 8 insertions(+), 1 deletion(-) (limited to 'kernel') diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index c8118c38812a..8514fef3ec10 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -1252,7 +1252,8 @@ static struct rcu_torture_ops tasks_tracing_ops = { .read_delay = srcu_read_delay, /* just reuse srcu's version. */ .readunlock = tasks_tracing_torture_read_unlock, .readlock_held = rcu_read_lock_trace_held, - .get_gp_seq = rcu_no_completed, + .get_gp_seq = rcu_tasks_trace_batches_completed, + .gp_diff = rcu_seq_diff, .deferred_free = rcu_tasks_tracing_torture_deferred_free, .sync = synchronize_rcu_tasks_trace, .exp_sync = synchronize_rcu_tasks_trace, diff --git a/kernel/rcu/tasks.h b/kernel/rcu/tasks.h index f4da5fad70f5..496acac8796f 100644 --- a/kernel/rcu/tasks.h +++ b/kernel/rcu/tasks.h @@ -1606,4 +1606,10 @@ static inline void rcu_tasks_bootup_oddness(void) {} DEFINE_SRCU_FAST(rcu_tasks_trace_srcu_struct); EXPORT_SYMBOL_GPL(rcu_tasks_trace_srcu_struct); +unsigned long rcu_tasks_trace_batches_completed(void) +{ + return srcu_batches_completed(&rcu_tasks_trace_srcu_struct); +} +EXPORT_SYMBOL_GPL(rcu_tasks_trace_batches_completed); + #endif /* #else #ifdef CONFIG_TASKS_TRACE_RCU */ -- cgit v1.2.3