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From: Anthony Liguori <aliguori@us.ibm.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: xen-devel@lists.xensource.com, Keir Fraser <keir@xensource.com>,
	"Nakajima, Jun" <jun.nakajima@intel.com>
Subject: Re: [PATCH][RFC] Emulating real mode with x86_emulate
Date: Fri, 30 Mar 2007 16:20:38 -0500	[thread overview]
Message-ID: <460D7F26.2080809@us.ibm.com> (raw)
In-Reply-To: <p73mz1uqt5q.fsf@bingen.suse.de>

Andi Kleen wrote:
> Anthony Liguori <aliguori@us.ibm.com> writes:
>
>   
>> Attached is a patch that begins to lay down the infrastructure for
>> emulating real mode with x86_emulate().  With a little more
>> refactoring, I think it could also replace the SVM emulator.
>>     
>
> I thought the roadmap direction of this was to migrate the context
> into qemu and let its JIT handle it? Or has that been dropped?
>   

There are some hard problems with migrating into QEMU.  Namely, the code 
that QEMU generates isn't SMP safe (atomic instructions lose their 
atomicity).

Regards,

Anthony Liguori

> -Andi
>   

  reply	other threads:[~2007-03-30 21:20 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-25 23:35 [PATCH][RFC] Emulating real mode with x86_emulate Anthony Liguori
2007-03-29 21:17 ` Kamble, Nitin A
2007-03-29 23:24   ` Anthony Liguori
2007-03-29 23:52     ` Kamble, Nitin A
2007-03-30  0:11       ` Anthony Liguori
2007-03-30  0:59         ` Kamble, Nitin A
2007-03-30  2:20           ` Kamble, Nitin A
2007-03-30  3:20             ` Anthony Liguori
2007-03-30  3:55               ` Anthony Liguori
2007-03-30 18:53               ` Kamble, Nitin A
2007-03-30 19:00                 ` Anthony Liguori
2007-03-30 21:08                   ` Kamble, Nitin A
2007-03-30 21:24                     ` Kamble, Nitin A
2007-03-30 22:11                       ` Anthony Liguori
2007-04-02 18:45                         ` Kamble, Nitin A
2007-04-02 18:54                           ` Anthony Liguori
2007-04-02 23:52                             ` Kamble, Nitin A
2007-04-03  6:25                               ` Keir Fraser
2007-04-03 14:03                               ` Anthony Liguori
2007-04-05  1:24                                 ` Kamble, Nitin A
2007-03-30 22:10 ` Andi Kleen
2007-03-30 21:20   ` Anthony Liguori [this message]
2007-03-30 21:25     ` Andi Kleen
2007-03-30 22:00       ` Anthony Liguori

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