From: Steven Rostedt <rostedt@goodmis.org>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Jens Axboe <axboe@kernel.dk>,
Peter Zijlstra <peterz@infradead.org>,
Daniel Wagner <wagi@monom.org>,
Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
linux-rt-users@vger.kernel.org
Subject: Re: [ANNOUNCE] v5.14-rc4-rt4
Date: Wed, 4 Aug 2021 12:25:41 -0400 [thread overview]
Message-ID: <20210804122541.741cf858@oasis.local.home> (raw)
In-Reply-To: <20210804162231.rfj5i736lqc4nsio@linutronix.de>
On Wed, 4 Aug 2021 18:22:31 +0200
Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:
> no preemption happens here with NEED_RESCHED set.
But if interrupts were disabled, how would NEED_RESCHED be set? As soon
as you enable interrupts, the interrupt that sets NEED_RESCHED would
trigger the preemption.
-- Steve
next prev parent reply other threads:[~2021-08-04 16:25 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-02 16:27 Sebastian Andrzej Siewior
2021-08-04 8:24 ` Daniel Wagner
2021-08-04 10:43 ` Sebastian Andrzej Siewior
2021-08-04 10:48 ` Sebastian Andrzej Siewior
2021-08-04 11:00 ` Sebastian Andrzej Siewior
2021-08-04 13:17 ` Peter Zijlstra
2021-08-04 13:32 ` Jens Axboe
2021-08-04 14:23 ` Jens Axboe
2021-08-04 15:33 ` Sebastian Andrzej Siewior
2021-08-04 15:39 ` Jens Axboe
2021-08-04 15:47 ` Sebastian Andrzej Siewior
2021-08-04 15:49 ` Jens Axboe
2021-08-04 15:57 ` Sebastian Andrzej Siewior
2021-08-04 16:05 ` Jens Axboe
2021-08-04 16:20 ` Sebastian Andrzej Siewior
2021-08-04 16:20 ` Jens Axboe
2021-08-04 16:20 ` Steven Rostedt
2021-08-04 16:22 ` Jens Axboe
2021-08-04 16:47 ` Sebastian Andrzej Siewior
2021-08-04 16:57 ` Jens Axboe
2021-08-04 17:02 ` Sebastian Andrzej Siewior
2021-08-10 7:40 ` Sebastian Andrzej Siewior
2021-08-10 11:22 ` [PATCH] io-wq: remove GFP_ATOMIC allocation off schedule out path kernel test robot
2021-08-10 15:22 ` kernel test robot
2021-08-04 16:17 ` [ANNOUNCE] v5.14-rc4-rt4 Steven Rostedt
2021-08-04 16:22 ` Sebastian Andrzej Siewior
2021-08-04 16:25 ` Steven Rostedt [this message]
2021-08-04 16:31 ` Sebastian Andrzej Siewior
2021-08-04 16:47 ` Steven Rostedt
2021-08-04 16:57 ` Sebastian Andrzej Siewior
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