Re: AMD X2 unsynced TSC fix?
From: Andrew Morton
Date: Sat Oct 28 2006 - 02:48:35 EST
On Fri, 27 Oct 2006 23:35:24 -0700
> On Fri, Oct 27, 2006 at 09:06:12PM -0700, Andi Kleen wrote:
> > > So far, has I can understand. Seems to me that my computer which have a
> > > Pentium D (Dual Core) on VIA chipset, also have unsynchronized TSC and
> > > with the patch of hrtimers on
> > Intel systems (except for some large highend systems) have synchronized TSCs.
> Does Intel guarantee that, or is that just what we happen to see, so far.
Matthias has a Xeon machine on which the TSCs are unsynced, and which are
unsyncable - write_tsc() just doesn't do anything. See thread at
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/