From: Andi Kleen <ak@suse.de>
To: Jan Beulich <jbeulich@novell.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
Xen-devel <xen-devel@lists.xensource.com>,
Keir Fraser <keir@xensource.com>,
lkml <linux-kernel@vger.kernel.org>,
Chris Wright <chrisw@sous-sol.org>,
virtualization@lists.osdl.org,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Ingo Molnar <mingo@elte.hu>
Subject: Re: [patch 14/33] xen: xen time implementation
Date: Wed, 6 Jun 2007 14:53:20 +0200 [thread overview]
Message-ID: <200706061453.20798.ak@suse.de> (raw)
In-Reply-To: <4666C8E3.76E4.0078.0@novell.com>
On Wednesday 06 June 2007 14:46:59 Jan Beulich wrote:
> >>> Andi Kleen <ak@suse.de> 06.06.07 14:18 >>>
> >
> >>
> >> Yes, this could be an issue. Is there any way to get an interrupt or MCE
> >> when thermal throttling occurs?
> >
> >Yes you can get an thermal interrupt from the local APIC. See the Linux
> >kernel source. Of course there would be still a race window.
> >
> >On the other hand some timing issues on throttling are probably
> >the smallest of the users' problems when it really happens.
>
> Not if this results in your box hanging
Yes it shouldn't hang. Just saying that some non monotonicity in the returned
values under this abnormal condition is probably not the world's end.
-Andi
next prev parent reply other threads:[~2007-06-06 12:53 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <C28C5EAB.1024D%keir@xensource.com>
2007-06-06 12:18 ` [Xen-devel] [patch 14/33] xen: xen time implementation Andi Kleen
2007-06-06 12:46 ` Jan Beulich
2007-06-06 12:53 ` Andi Kleen [this message]
2007-06-06 12:54 ` [Xen-devel] " Keir Fraser
2007-06-06 12:54 ` Keir Fraser
2007-05-22 14:09 [patch 00/33] xen: Xen paravirt_ops implementation Jeremy Fitzhardinge
2007-05-22 14:09 ` [patch 14/33] xen: xen time implementation Jeremy Fitzhardinge
2007-06-06 8:39 ` Jan Beulich
[not found] ` <C28C34EB.101FE%keir@xensource.com>
2007-06-06 9:30 ` Jan Beulich
[not found] ` <C28C4362.1021C%keir@xensource.com>
2007-06-06 11:00 ` Jan Beulich
2007-06-06 10:05 ` [Xen-devel] " Jeremy Fitzhardinge
2007-06-06 10:20 ` Jan Beulich
2007-06-06 10:26 ` Andi Kleen
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