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

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Message-ID: <p73fxwc50s5.fsf@bingen.suse.de>
Date:	Fri, 01 Feb 2008 13:17:14 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	"Jike Song" <albcamus@...il.com>
Cc:	"Rijndael Cosque" <rijcos@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: What's the status of x2APIC support in Linux kernel?

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

> On 2/1/08, Rijndael Cosque <rijcos@...il.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
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