From: Con Kolivas <kernel@kolivas.org>
To: Mike Galbraith <efault@gmx.de>
Cc: Ingo Molnar <mingo@elte.hu>, Andrew Morton <akpm@osdl.org>,
lkml <linux-kernel@vger.kernel.org>,
Peter Williams <pwil3058@bigpond.net.au>,
Nick Piggin <nickpiggin@yahoo.com.au>
Subject: Re: [patch 2.6.16-mm2 10/9] sched throttle tree extract - kill interactive task feedback loop
Date: Thu, 6 Apr 2006 14:29:39 +1000 [thread overview]
Message-ID: <200604061429.40207.kernel@kolivas.org> (raw)
In-Reply-To: <1144296619.7436.8.camel@homer>
On Thursday 06 April 2006 14:10, Mike Galbraith wrote:
> On Thu, 2006-04-06 at 09:15 +1000, Con Kolivas wrote:
> > On Thursday 06 April 2006 03:38, Mike Galbraith wrote:
> > > - if (!rt_task(next) && interactive_sleep(next->sleep_type)) {
> > > + if (!TASK_INTERACTIVE(next) && interactive_sleep(next->sleep_type)) {
> >
> > You can't remove that rt_task check from there can you? We shouldn't ever
> > requeue a rt task.
>
> RT tasks are always interactive aren't they? (I'll check)
No, they're always equal to their static_prio. This rt_task check was added
originally because it was found to inappropriately be requeueing SCHED_FIFO
tasks.
Cheers,
Con
next prev parent reply other threads:[~2006-04-06 4:30 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-01 8:28 [patch 2.6.16-mm2 0/9] sched throttle tree extract Mike Galbraith
2006-04-01 8:33 ` [patch 2.6.16-mm2 1/9] sched throttle tree extract - ignore invalid timestamps Mike Galbraith
2006-04-01 8:38 ` [patch 2.6.16-mm2 2/9] sched throttle tree extract - fix potential task uninterruptible bug Mike Galbraith
2006-04-01 8:44 ` [patch 2.6.16-mm2 3/9] sched throttle tree extract - remove IO priority barrier Mike Galbraith
2006-04-01 8:51 ` [patch 2.6.16-mm2 4/9] sched throttle tree extract - remove kthread barrier Mike Galbraith
2006-04-01 8:59 ` [patch 2.6.16-mm2 5/9] sched throttle tree extract - correct idle sleep logic Mike Galbraith
2006-04-01 9:12 ` [patch 2.6.16-mm2 6/9] sched throttle tree extract - move division to slow path Mike Galbraith
2006-04-01 9:23 ` [patch 2.6.16-mm2 7/9] sched throttle tree extract - implement throttling Mike Galbraith
2006-04-01 9:26 ` [patch 2.6.16-mm2 8/9] sched throttle tree extract - maximize timeslice accounting Mike Galbraith
2006-04-01 9:31 ` [patch 2.6.16-mm2 9/9] sched throttle tree extract - export tunables Mike Galbraith
2006-04-05 17:38 ` [patch 2.6.16-mm2 10/9] sched throttle tree extract - kill interactive task feedback loop Mike Galbraith
2006-04-05 23:15 ` Con Kolivas
2006-04-06 4:10 ` Mike Galbraith
2006-04-06 4:29 ` Con Kolivas [this message]
2006-04-01 16:53 ` [patch 2.6.16-mm2 5/9] sched throttle tree extract - correct idle sleep logic Lee Revell
2006-04-01 18:00 ` Mike Galbraith
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