From: Mike Galbraith <efault@gmx.de>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@elte.hu>, LKML <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: commit e9e9250b: sync wakeup bustage when waker is an RT task
Date: Mon, 31 May 2010 20:03:28 +0200 [thread overview]
Message-ID: <1275329008.8096.104.camel@marge.simson.net> (raw)
In-Reply-To: <1275316109.27810.22969.camel@twins>
On Mon, 2010-05-31 at 16:28 +0200, Peter Zijlstra wrote:
> On Mon, 2010-05-31 at 15:56 +0200, Mike Galbraith wrote:
>
> > > Does the below work?
> >
> > Had to make a dinky adjustment for x86-tip-rt33, but yeah, the horrid
> > latencies are gone. (hm, skinnier than expected too)
>
>
> Here's one that should be even skinnier ;-)
Cool, box is into skeletal.
> I knew I already had an accessor: power_of(), also, I duplicated the
> cpu_power variable inside struct rq so we don't have to chase three
> pointers to get it.
Looks good, but I'll retest anyway.
-Mike
next prev parent reply other threads:[~2010-05-31 18:03 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-15 11:57 commit e9e9250b: sync wakeup bustage when waker is an RT task Mike Galbraith
2010-05-15 12:04 ` Peter Zijlstra
2010-05-15 17:07 ` Mike Galbraith
2010-05-15 17:32 ` Mike Galbraith
2010-05-16 7:21 ` Mike Galbraith
2010-05-17 4:38 ` Mike Galbraith
2010-05-17 8:49 ` Peter Zijlstra
2010-05-17 8:52 ` Peter Zijlstra
2010-05-17 9:04 ` Mike Galbraith
2010-05-31 11:56 ` Peter Zijlstra
2010-05-31 13:56 ` Mike Galbraith
2010-05-31 14:28 ` Peter Zijlstra
2010-05-31 18:03 ` Mike Galbraith [this message]
2010-06-01 6:40 ` Mike Galbraith
2010-06-01 9:12 ` [tip:sched/urgent] sched: Fix wake_affine() vs RT tasks tip-bot for Peter Zijlstra
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