Messages in this thread Patch in this message | | | From | Frederic Weisbecker <> | Subject | [PATCH 05/10] rcu: Remove useless conditional nocb unlock | Date | Wed, 13 May 2020 18:47:09 +0200 |
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Not only is it in the bad order (rdp->nocb_lock should be unlocked after rnp) but it's also dead code as we are in the !offloaded path.
Signed-off-by: Frederic Weisbecker <frederic@kernel.org> Cc: Paul E. McKenney <paulmck@kernel.org> Cc: Josh Triplett <josh@joshtriplett.org> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Cc: Lai Jiangshan <jiangshanlai@gmail.com> Cc: Joel Fernandes <joel@joelfernandes.org> --- kernel/rcu/tree.c | 1 - 1 file changed, 1 deletion(-)
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 804cf7dfff03..cc95419f6491 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -3680,7 +3680,6 @@ void rcutree_migrate_callbacks(int cpu) raw_spin_unlock_rcu_node(my_rnp); /* irqs remain disabled. */ __call_rcu_nocb_wake(my_rdp, true, flags); } else { - rcu_nocb_unlock(my_rdp); /* irqs remain disabled. */ raw_spin_unlock_irqrestore_rcu_node(my_rnp, flags); } if (needwake) -- 2.25.0
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