linux-kernel - Re: [PATCH 2/9] Sched clock paravirt op fix.patch

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Message-ID: <20070313161656.GA12128@muc.de>
Date:	Tue, 13 Mar 2007 17:16:56 +0100
From:	Andi Kleen <ak@....de>
To:	Chris Wright <chrisw@...s-sol.org>
Cc:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Zachary Amsden <zach@...are.com>,
	Linus Torvalds <torvalds@...l.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Dan Hecht <dhecht@...are.com>, Dan Arai <arai@...are.com>,
	Andrew Morton <akpm@...l.org>,
	Virtualization Mailing List <virtualization@...ts.osdl.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Daniel Walker <dwalker@...sta.com>
Subject: Re: [PATCH 2/9] Sched clock paravirt op fix.patch

On Tue, Mar 13, 2007 at 09:07:09AM -0700, Chris Wright wrote:
> * Jeremy Fitzhardinge (jeremy@...p.org) wrote:
> > In other words, regardless of whether this particular pv_op lives or
> > dies, we're going to need to have to deal with stolen time properly.  I
> > think this hook is reasonable and useful step towards doing that.
> 
> Exactly.  Normal interrupts we can handle.  Having CPU completely
> disappear for unkown time periods we can't, and will need to.

But that is just what a interrupt is.

-Andi
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