From: Peter Zijlstra <peterz@infradead.org>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Petr Mladek <pmladek@suse.com>,
Linux List Kernel Mailing <linux-kernel@vger.kernel.org>,
"Rafael J. Wysocky" <rafael.j.wysocki@intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-ext4@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
Andy Shevchenko <andy.shevchenko@gmail.com>,
Jan Kara <jack@suse.cz>
Subject: Re: [question] panic() during reboot -f (reboot syscall)
Date: Wed, 13 Mar 2019 09:23:33 +0100 [thread overview]
Message-ID: <20190313082333.GB5996@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <87k1h3pyru.fsf@xmission.com>
On Tue, Mar 12, 2019 at 04:29:25PM -0500, Eric W. Biederman wrote:
> I wonder if there is an easy way to get the scheduler to not schedule
> userspace processes once the reboot system call has started. That
> sounds like the simple way to avoid this kind of confusion.
That sounds like adding code to a hotpath that is 'never' used.
prev parent reply other threads:[~2019-03-13 8:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-06 13:29 [question] panic() during reboot -f (reboot syscall) Petr Mladek
2019-03-10 17:56 ` Linus Torvalds
2019-03-12 21:29 ` Eric W. Biederman
2019-03-13 8:23 ` Peter Zijlstra [this message]
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