linux-kernel - Re: [RFC/RFT PATCH] sched: automated per tty task groups

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Date:	Thu, 21 Oct 2010 09:55:41 +0200
From:	Mike Galbraith <efault@....de>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [RFC/RFT PATCH] sched: automated per tty task groups

On Tue, 2010-10-19 at 11:43 +0200, Peter Zijlstra wrote: 
> On Tue, 2010-10-19 at 11:39 +0200, Mike Galbraith wrote:
> > 
> > Yeah. I should be able to just do sched_move_task(), but it doesn't
> > currently work even with your patch, turning tty_sched on/off can lead
> > to incredible delays before you get box back.  With virgin source, it's
> > size infinity for all intents and purposes.
> 
> Ah, first feedback I've got on that patch,. but surely since you created
> one that does work we can fix my patch and use the normal path? :-)

Actually, your patch works just peachy, my fiddling with sleepers
vruntime at attach time was a dainbramaged thing to do.

	-Mike

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