Laurent Vivier wrote:
quoted text
> Avi Kivity a écrit :
>> Avi Kivity wrote:
>>> The following patches fix fallout from the main 2.6.24 KVM merge.  An
>>> exception is the movnti emulation patch, which adds support for Linux
>>> 2.6.16 guests.
>>>
>>> The patches can be found in kvm.git in the branch kvm-updates-2.6.24.
>>> There is also a branch kvm-updates-2.6.25 which will form the basis of
>>> the next merge window submission.
>>>
>>> Please review the patches and let me know if something is wrong or if
>>> a patch is missing.
>>>
>>>   
>>
>>
>> Laurent, I believe the following patch (in kvm-updates-2.6.25) needs 
>> to go into 2.6.24 as well.  Can you comment on this?
>
> What kind of comment do you want ?

Well, whether it needs to go into .24.

quoted text
> What are the requirements to go in 2.6.24 instead of 2.6.25 ?
>
> Is a bug correction enough ? :-P
>

It has to fix something real-life, in a real guest.

quoted text
> This patch correct a bad behavior of x86_emulate_insn() in case of 
> error with a REP prefix.
>
> This patch is needed because, without it, when REP prefix is used with 
> an instruction failing for some reasons (like IO or page fault) we 
> don't restore all modified registers (like RSI and RDI), but only ECX 
> and EIP, so when we re-enter in x86_emulate_insn() we modify again an 
> already modified value. Moreover, this patch manages correctly the 
> case where the instruction fails in writeback().
>

Okay, I guess it is needed.  Can you backport it to the branch?  It's 
very different from kvm-updates-2.6.24...

-- 
error compiling committee.c: too many arguments to function

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