Re: [BUG] 2.6.21-rc1,2,3 regressions on my system that I found so far

Thomas Gleixner
2007-03-20T06:23:44Z

On Mon, 2007-03-19 at 21:27 -0700, Greg KH wrote:
> On Sat, Mar 17, 2007 at 02:26:57PM +0100, Andi Kleen wrote:
> > Arjan van de Ven <arjan@infradead.org> writes:
> > >
> > > well we can do the handshake to take ownership like we do much later in
> > > boot, but that requires PCI to be there and fully discovered, which we
> > > don't have this early.
> >
> > That's not true - we do early pci discovery. Doing USB handsoff
> > there would be quite possible.
>
> What, we don't do USB "handoff" early enough in the boot process? It's
> happening at PCI quirk time now, which I think should be early enough
> for everyone (and too early for some who rely on USB keyboards and
> initramfs shells...)

It happens way after the CPUs are brought up. At this point both the
delay loop calibration and the local APIC calibration are already done.

tglx