Messages in this thread | | | Date | Wed, 06 Jun 2007 14:46:59 +0200 | From | "Jan Beulich" <> | Subject | Re: [Xen-devel] [patch 14/33] xen: xen time implementation |
| |
>>> 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 - I think throttling is exactly intended to keep the box alive as long as possible (and I've seen throttling in action, with the box happily recovering from the situation - after having seen it a few times I checked and found the fan covered with dust).
>Standard Linux just ignores it.
Jan
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |