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Re: [Xen-devel] [v6][PATCH 2/2] xen:vtd: missing RMRR mapping while share EPT

>>> On 30.07.14 at 11:40, <tiejun.chen@xxxxxxxxx> wrote:
>  From what those codes mean, it just return regardless whether they 
> really conflict. And this is just a good assumption, so if I'm 
> understanding this properly, actually our patches do this thing 
> precisely because we further check if this assumption is true, then take 
> necessary actions.

Except that the pointed out check prevents the code you modify
from being reached at all, i.e. as long as that check is there it
doesn't matter (for any passed through USB device) what action
rmrr_identity_mapping() takes.


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