From: Mike Galbraith <mgalbraith@suse.de>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@elte.hu>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: commit e9e9250b: sync wakeup bustage when waker is an RT task
Date: Sat, 15 May 2010 19:32:12 +0200 [thread overview]
Message-ID: <1273944732.7807.6.camel@marge.simson.net> (raw)
In-Reply-To: <1273943222.8752.7.camel@marge.simson.net>
On Sat, 2010-05-15 at 19:07 +0200, Mike Galbraith wrote:
> On Sat, 2010-05-15 at 14:04 +0200, Peter Zijlstra wrote:
> > So basically make all RT wakeups sync?
>
> I was going to just skip subtracting waker's weight ala
>
> /*
> * If sync wakeup then subtract the (maximum possible)
> * effect of the currently running task from the load
> * of the current CPU:
> */
> if (sync && !task_has_rt_policy(curr))
> ...
(not. hohum, something to piddle with over java manana)
next prev parent reply other threads:[~2010-05-15 17:32 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 [this message]
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
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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