linux-kernel - Re: [PATCH v2 3/3] printk/nmi: Prevent deadlock when accessing the main log buffer in NMI

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Message-ID: <20180629100129.GA10345@jagdpanzerIV>
Date:   Fri, 29 Jun 2018 19:01:29 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:     Petr Mladek <pmladek@...e.com>
Cc:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH v2 3/3] printk/nmi: Prevent deadlock when accessing the
 main log buffer in NMI

On (06/29/18 09:25), Petr Mladek wrote:
> > So I summon Mr. Rostedt!
> > 
> > Does schedule_console_output() look bad?
> > What about defer_console_output()?
> 
> I am fine with both. I slightly prefer defer_console_output()

I am fine with defer_console_output().

	-ss