From: Andi Kleen <ak@suse.de>
To: Ingo Molnar <mingo@elte.hu>
Cc: Chris Wright <chrisw@sous-sol.org>,
virtualization@lists.osdl.org,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] make CONFIG_PARAVIRT require NO_HZ
Date: Fri, 16 Mar 2007 12:29:18 +0100 [thread overview]
Message-ID: <200703161229.18686.ak@suse.de> (raw)
In-Reply-To: <20070316105538.GA13557@elte.hu>
On Friday 16 March 2007 11:55, Ingo Molnar wrote:
> * Chris Wright <chrisw@sous-sol.org> wrote:
> > Given all the discussion, let's just require NO_HZ when
> > CONFIG_PARAVIRT. Anyone object?
>
> well ... why do we want this? I'd not mind making it default y if
> CONFIG_PARAVIRT is enabled, but why force it?
I guess because they don't want to debug and maintain two different timer code
paths. It would be fine for me. !NOHZ will hopefully go away at some point
anyways and it clearly is important for virtualized environments.
Although I would prefer a select instead of a depends I think. Otherwise
the relationship will be quite unobvious.
-Andi
next prev parent reply other threads:[~2007-03-16 11:29 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-16 5:47 [PATCH] make CONFIG_PARAVIRT require NO_HZ Chris Wright
2007-03-16 5:56 ` Zachary Amsden
2007-03-16 10:55 ` Ingo Molnar
2007-03-16 11:29 ` Andi Kleen [this message]
2007-03-16 11:48 ` Ingo Molnar
2007-03-16 16:09 ` Chris Wright
2007-03-17 0:18 ` Andrew Morton
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