Re: [Xen-devel] [PATCH] vmx: correct EIP value of task-state segment

[Juergen Gross <juergen.gross@xxxxxxxxxxxxxx>]

Keir Fraser wrote:
> On 31/07/2009 10:34, "Kouya Shimura" <kouya@xxxxxxxxxxxxxx> wrote:
> 
>>> The reference manuals are sketchy enough you may need to test out some task
>>> switches on SVM and VMX hardware to make sure you make patches that really
>>> do the right thing.
>> Sorry, I don't have much time to test this.
>> But the OS works fine with this patch. (of course, the OS is for native)
>> I confirmed Windows(XP,2008Server) never use a task switch.
> 
> They do on blue screen I believe. OTOH I suppose they don't come back from
> it. I'll have to queue this up for testing myself.
> 
> Is the "int 2" in that popular proprietary OS "BS2000" perchance? ;-)

:-)

No, it isn't.
And we are not doing task switches.


Juergen

-- 
Juergen Gross                 Principal Developer Operating Systems
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