Re: x2apic boot failure on recent sandy bridge system

From: Suresh Siddha
Date: Mon Dec 12 2011 - 20:36:39 EST


On Mon, 2011-12-12 at 17:29 -0800, Yinghai Lu wrote:
> but i don't think bios buy can go that far to enable intr-remapping
> without providing DMAR.

We never know. And also It is not just bios. kexec'd kernel with out the
interrupt-remapping support will also run into this issue and we should
handle this also gracefully.

thanks,
suresh

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