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Re: [Xen-devel] [PATCH v3 2/2] x86/mm: merge ptwr and mmio_ro page fault handlers

>>> On 01.09.17 at 16:35, <wei.liu2@xxxxxxxxxx> wrote:
> Provide a unified entry to avoid going through pte look-up, decode and
> emulation cycle more than necessary. The path taken is determined by
> the faulting address.
> Note that the order of checks is changed in the new function, but the
> order of the checks is performed shouldn't matter.
> The sole caller is changed to use the new function.
> No functional change.
> Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>

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