On 2015/09/15 12:02, Wei Liu wrote:
> I don't know this piece of code so my comments might be stupid.
> 
> On Tue, Sep 15, 2015 at 04:29:40PM +0800, Haozhong Zhang wrote:
>> This patch removes the address translation in xen-mceinj which
>> translates the guest physical address passed-in through the argument
>> of '-p' to the host machine address.
>>
> 
> Is the translation functionality broken or superseded by hardware
> support? What is the reason for removing this piece of (working?) code?

Neither nor. The translation done in xen-mceinj.c doesn't deal with
memory addresses above 4G. The fix is to let the hypervisor do the
translation.

Christoph

> 
> (I haven't looked at the code)
> 
> Wei.
> 

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