Re: [BUG] long freezes on thinkpad t60

Ingo Molnar
2007-05-25T06:59:08Z

* Kok, Auke <auke-jan.h.kok@intel.com> wrote:

> Henrique de Moraes Holschuh wrote:
> >On Thu, 24 May 2007, Miklos Szeredi wrote:
> >>Tried nmi_watchdog=1, but then the machine locks up hard shortly after
> >>boot.
> >
> >NMIs in some thinkpads are bad trouble, they lock up the blasted IBM/Lenovo
> >SMBIOS if they happen to hit it while it is servicing a SMI, and thinkpads
> >do SMIs like crazy.
>
> there's also a L1 ASPM issue with the e1000 chipset in the way (for
> T60/X60 only). Make sure you are using 2.6.21 or newer. See netdev
> archives for more on that.

Miklos is using latest -git and he has nmi_watchdog disabled - still the
long pauses persist. (i've never seen that on my t60)

Ingo