linux-kernel - Re: [PATCH v3 13/22] tracing: Remove regular RCU context for

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Message-ID: <20200219105335.0396fb55@gandalf.local.home>
Date:   Wed, 19 Feb 2020 10:53:35 -0500
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        mingo@...nel.org, joel@...lfernandes.org,
        gregkh@...uxfoundation.org, gustavo@...eddedor.com,
        tglx@...utronix.de, paulmck@...nel.org, josh@...htriplett.org,
        mathieu.desnoyers@...icios.com, jiangshanlai@...il.com,
        luto@...nel.org, tony.luck@...el.com, frederic@...nel.org,
        dan.carpenter@...cle.com, mhiramat@...nel.org
Subject: Re: [PATCH v3 13/22] tracing: Remove regular RCU context for
 _rcuidle tracepoints (again)

On Wed, 19 Feb 2020 15:47:37 +0100
Peter Zijlstra <peterz@...radead.org> wrote:

> Effectively revert commit 865e63b04e9b2 ("tracing: Add back in
> rcu_irq_enter/exit_irqson() for rcuidle tracepoints") now that we've
> taught perf how to deal with not having an RCU context provided.
> 
> Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
> ---

Reviewed-by: Steven Rostedt (VMware) <rostedt@...dmis.org>

-- Steve