linux-kernel - Re: [PATCH] rcu: Allow to eliminate softirq processing from rcutree

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Message-ID: <20190315093544.2bfe93f6@gandalf.local.home>
Date:   Fri, 15 Mar 2019 09:35:44 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:     linux-kernel@...r.kernel.org,
        Josh Triplett <josh@...htriplett.org>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Lai Jiangshan <jiangshanlai@...il.com>,
        Joel Fernandes <joel@...lfernandes.org>, tglx@...utronix.de,
        "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
        Mike Galbraith <bitbucket@...ine.de>
Subject: Re: [PATCH] rcu: Allow to eliminate softirq processing from rcutree

On Fri, 15 Mar 2019 12:11:30 +0100
Sebastian Andrzej Siewior <bigeasy@...utronix.de> wrote:

> +static void rcu_cpu_kthread_park(unsigned int cpu)
> +{

Should we add one of the trace_rcu_.. trace events here?

-- Steve


> +	per_cpu(rcu_cpu_kthread_status, cpu) = RCU_KTHREAD_OFFCPU;
> +}
> +