From: Paul E. McKenney Date: Thu, 1 Sep 2016 12:15:53 +0000 (-0700) Subject: rcu: Remove obsolete comment from __call_rcu() X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1f21b50b7785b26aff2a0770d8a674921514ff0c;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git rcu: Remove obsolete comment from __call_rcu() The __call_rcu() comment about opportunistically noting grace period beginnings and endings is obsolete. RCU still does such opportunistic noting, but in __call_rcu_core() rather than __call_rcu(), and there already is an appropriate comment in __call_rcu_core(). This commit therefore removes the obsolete comment. Reported-by: Michalis Kokologiannakis Signed-off-by: Paul E. McKenney Reviewed-by: Josh Triplett --- diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index d52780024f9f..865af187498e 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -3131,13 +3131,6 @@ __call_rcu(struct rcu_head *head, rcu_callback_t func, } head->func = func; head->next = NULL; - - /* - * Opportunistically note grace-period endings and beginnings. - * Note that we might see a beginning right after we see an - * end, but never vice versa, since this CPU has to pass through - * a quiescent state betweentimes. - */ local_irq_save(flags); rdp = this_cpu_ptr(rsp->rda);