From: Peter Zijlstra <peterz@infradead.org>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/6 v2] sched: Init idle->on_rq in init_idle()
Date: Tue, 11 Feb 2014 10:21:08 +0100 [thread overview]
Message-ID: <20140211092108.GL27965@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20140211091758.GA19477@linutronix.de>
On Tue, Feb 11, 2014 at 10:17:58AM +0100, Sebastian Andrzej Siewior wrote:
> The init task is state TASK_RUNNING and on_irq should be set to 1. It won't
^^^ irq? :-)
> be set by scheduler because the idle task is never woken up, it is always the
> task we fall back to if there is no other task pending.
But why? Who cares? I mean, its true.. but what problem does it solve.
Why did Thomas write this patch.
next prev parent reply other threads:[~2014-02-11 9:21 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-07 19:58 A pile of sched patches Sebastian Andrzej Siewior
2014-02-07 19:58 ` [PATCH 1/6] sched: Init idle->on_rq in init_idle() Sebastian Andrzej Siewior
2014-02-07 21:09 ` Peter Zijlstra
2014-02-11 9:17 ` [PATCH 1/6 v2] " Sebastian Andrzej Siewior
2014-02-11 9:21 ` Peter Zijlstra [this message]
2014-02-11 15:34 ` Thomas Gleixner
2014-02-11 15:51 ` Peter Zijlstra
2014-02-21 21:31 ` [tip:sched/core] " tip-bot for Thomas Gleixner
2014-02-22 18:01 ` tip-bot for Thomas Gleixner
2014-02-07 19:58 ` [PATCH 2/6] sched: Check for idle task in might_sleep() Sebastian Andrzej Siewior
2014-02-21 21:31 ` [tip:sched/core] " tip-bot for Thomas Gleixner
2014-02-22 18:02 ` tip-bot for Thomas Gleixner
2014-02-07 19:58 ` [PATCH 3/6] sched: Better debug output for might sleep Sebastian Andrzej Siewior
2014-02-21 21:31 ` [tip:sched/core] " tip-bot for Thomas Gleixner
2014-02-22 18:02 ` [tip:sched/core] sched: Add better debug output for might_sleep() tip-bot for Thomas Gleixner
2014-02-07 19:58 ` [PATCH 4/6] sched: Adjust sched_reset_on_fork when nothing else changes Sebastian Andrzej Siewior
2014-02-21 21:32 ` [tip:sched/core] " tip-bot for Thomas Gleixner
2014-02-22 18:02 ` [tip:sched/core] sched: Adjust p-> " tip-bot for Thomas Gleixner
2014-02-07 19:58 ` [PATCH 5/6] sched: Queue RT tasks to head when prio drops Sebastian Andrzej Siewior
2014-02-21 21:32 ` [tip:sched/core] " tip-bot for Thomas Gleixner
2014-02-22 18:02 ` tip-bot for Thomas Gleixner
2014-02-07 19:58 ` [PATCH 6/6] sched: Consider pi boosting in setscheduler Sebastian Andrzej Siewior
2014-02-21 21:32 ` [tip:sched/core] " tip-bot for Thomas Gleixner
2014-02-22 18:02 ` [tip:sched/core] sched: Consider pi boosting in setscheduler() tip-bot for Thomas Gleixner
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