Re: [Xen-devel] [PATCH resend] vt-d: Fix IM bit mask and unmask of Fault Event Control Register.

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 25.09.15 at 04:29, <quan.xu@xxxxxxxxx> wrote:
> Bit 0:29 in Fault Event Control Register are 'Reserved and Preserved',
> software cannot write 0 to it unconditionally. Software must preserve
> the value read for writes.
> 
> Signed-off-by: Quan Xu <quan.xu@xxxxxxxxx>
> Acked-by: Yang Zhang <yang.z.zhang@xxxxxxxxx>

I'll apply it considering it got acked, but doesn't the write in
init_vtd_hw() need similar adjustment then?

Jan


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