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Message-ID: <YrRsGzXTpms+FOeI@linutronix.de>
Date:   Thu, 23 Jun 2022 15:35:23 +0200
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Valentin Schneider <vschneid@...hat.com>
Cc:     linux-kernel@...r.kernel.org, kexec@...ts.infradead.org,
        linux-rt-users@...r.kernel.org,
        Eric Biederman <ebiederm@...ssion.com>,
        Arnd Bergmann <arnd@...db.de>, Petr Mladek <pmladek@...e.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Juri Lelli <jlelli@...hat.com>,
        "Luis Claudio R. Goncalves" <lgoncalv@...hat.com>
Subject: Re: [PATCH v2] panic, kexec: Make __crash_kexec() NMI safe

On 2022-06-23 12:39:57 [+0100], Valentin Schneider wrote:
> > RT-wise it would be needed for each release.
> 
> So git tells me the Fixes: commit dates from v4.2; from [1] and [2] I get
> that both current longterm stable and stable-rt trees go as far back as
> v4.9, so I'm guessing if that gets picked up for the stable trees then it
> should make its way into the stable -rt trees?

correct, if it goes -stable. Just pointing it out. But the
mutex_unlock() looks like it might also be relevant for non-RT kernels.

Sebastian

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