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[Xen-devel] Re: [RFC PATCH 16/35] subarch support for interrupt and exception gates
* Andi Kleen (ak@xxxxxxx) wrote:
> On Wednesday 22 March 2006 07:30, Chris Wright wrote:
> > Abstract the code that sets up interrupt and exception gates, and
> > add a separate subarch implementation for Xen.
> AFAIK the only difference is that Xen uses a table of them to pass
> the hypervisor and normal Linux calls the macros directly, right?
> I would suggest you just use the table for normal Linux too
> and make the function that processes them natively !CONFIG_XEN
> I guess it will make the code smaller for the normal case and people happy.
Hadn't considered that type of consolidation. So load_idt() would
generally be one step further from lidt insn on native, which shouldn't
be a problem. Looks like kexec would need to be taught about building
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