linux-kernel - Re: [PATCH v12 2/3] tracepoint: Make rcuidle tracepoint callers use SRCU

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Message-ID: <20180730191038.1206fbd7@gandalf.local.home>
Date:   Mon, 30 Jul 2018 19:10:38 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Joel Fernandes <joel@...lfernandes.org>
Cc:     linux-kernel@...r.kernel.org, kernel-team@...roid.com,
        Boqun Feng <boqun.feng@...il.com>,
        Byungchul Park <byungchul.park@....com>,
        Ingo Molnar <mingo@...hat.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Paul McKenney <paulmck@...ux.vnet.ibm.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Glexiner <tglx@...utronix.de>,
        Tom Zanussi <tom.zanussi@...ux.intel.com>
Subject: Re: [PATCH v12 2/3] tracepoint: Make rcuidle tracepoint callers use
 SRCU

On Mon, 30 Jul 2018 15:24:22 -0700
Joel Fernandes <joel@...lfernandes.org> wrote:

> +									\
> +		/* srcu can't be used from NMI */			\
> +		if (rcuidle && in_nmi())				\
> +			WARN_ON_ONCE(1);				\
> +									\

Heh, you still kept this. I'll fix it again.

-- Steve