linux-kernel - Re: [PATCH v4] sched: automated per session task groups

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Message-ID: <20101130151129.GA5901@elte.hu>
Date:	Tue, 30 Nov 2010 16:11:29 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	Mike Galbraith <efault@....de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Oleg Nesterov <oleg@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, Paul Turner <pjt@...gle.com>
Subject: Re: [PATCH v4] sched: automated per session task groups


* Peter Zijlstra <a.p.zijlstra@...llo.nl> wrote:

> On Tue, 2010-11-30 at 15:53 +0100, Ingo Molnar wrote:
> > another detail is that i needed this fix:
> > 
> > --- linux.orig/init/Kconfig
> > +++ linux/init/Kconfig
> > @@ -790,6 +790,7 @@ endif # NAMESPACES
> >  
> >  config SCHED_AUTOGROUP
> >  	bool "Automatic process group scheduling"
> > +	select EVENTFD
> >  	select CGROUPS
> >  	select CGROUP_SCHED
> >  	select FAIR_GROUP_SCHED
> > 
> > Because CGROUPS depends on eventfd infrastructure.
> 
> Shouldn't then cgroups select that?

It depends on it so selecting it is fine. !EVENTFD is a CONFIG_EMBEDDED-only thing 
anyway.

Thanks,

	Ingo
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