Bug#637308: xen-linux-system-2.6.32-5-xen-amd64: with kernel option 'nosmp', dom0 hangup while init PCI-Express Fusion-MPT SAS

[Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>]

> Looking at this again: this problem only really applies to dom0, and the
> new code won't even build in a domU-only kernel config with
> CONFIG_X86_IO_APIC unset.  I think we actually need something like:

Ok, that is Ok I think? We don't care about domU for this?

Or is it that it will cause bootup issues _with_ domU's that are built
as UP? That is not the case - as the smp.c won't be even built

I am not sure what the concern here is...