Re: What's the status of x2APIC support in Linux kernel?

Andi Kleen
2008-02-01T12:17:25Z

"Jike Song" <albcamus@gmail.com> writes:

> On 2/1/08, Rijndael Cosque <rijcos@gmail.com> wrote:
>> Hi all,
>>
>> I found the x2APIC spec via http://www.intel.com/products/processor/manuals/.
>>
>> Looks at present there is no x2APIC support in Linux kernel 2.6.24?
>>
>> Is there any experimental patch available for Linux kernel? -- I
>> googled "x2APIC Linux"; looks no patch for now?

There are right no CPUs shipping which implement x2apic.

> Maybe. I have a question as well, what about the status of I/O
> xAPIC support in linux? If it is not supported yet, is there any
> effort to add it? I'm interested in that, hopefully can take part in
> the development.

xAPIC has been supported forever.

-Andi