linux-kernel - Re: [PATCH] printk/nmi: Prevent deadlock when serializing NMI backtraces

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Message-ID: <20180620041726.GG650@jagdpanzerIV>
Date:   Wed, 20 Jun 2018 13:17:26 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
        Petr Mladek <pmladek@...e.com>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
        linux-kernel@...r.kernel.org, "4 . 13+" <stable@...r.kernel.org>
Subject: Re: [PATCH] printk/nmi: Prevent deadlock when serializing NMI
 backtraces

On (06/19/18 22:32), Steven Rostedt wrote:
> On Wed, 20 Jun 2018 10:58:34 +0900
> Sergey Senozhatsky <sergey.senozhatsky.work@...il.com> wrote:
> 
> > Which one of these you'd prefer to see in ftrace_dump():
> > 
> > - printk_nmi_direct_enter() / printk_nmi_direct_exit()
> 
> The above appears to be the most sane.

OK. The original name suggested by Petr.

	-ss