From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: John Ogness <john.ogness@linutronix.de>
Cc: Petr Mladek <pmladek@suse.com>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org
Subject: Re: [PATCH RT] printk: console must not schedule for drivers
Date: Thu, 16 Apr 2020 13:04:46 +0200 [thread overview]
Message-ID: <20200416110446.fjw3yhav73bxxtro@linutronix.de> (raw)
In-Reply-To: <87o8rrg864.fsf@vostro.fn.ogness.net>
On 2020-04-16 10:13:23 [+0200], John Ogness wrote:
> > - So before the re-rewrite, console_unlock() set this 0 before
> > invoking the console drivers so it was always 0. I assume it was
> > called with disabled interrupts.
>
> Correct.
le me apply that even if it looks like a fix at the wrong spot. However,
it only affects PREEMPT_VOLUNTARY so…
> John Ogness
Sebastian
next prev parent reply other threads:[~2020-04-16 11:34 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-06 21:22 John Ogness
2020-04-15 16:34 ` Sebastian Andrzej Siewior
2020-04-16 8:13 ` John Ogness
2020-04-16 11:04 ` Sebastian Andrzej Siewior [this message]
2020-04-16 13:20 ` John Ogness
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