Re: [Xen-devel] [PATCH 3/7] x86/pagewalk: Helpers for reserved bit handling

[Tim Deegan <tim@xxxxxxx>]

At 14:03 +0000 on 27 Feb (1488204194), Andrew Cooper wrote:
> Some bits are unconditionally reserved in pagetable entries, or reserved
> because of alignment restrictions.  Other bits are reserved because of control
> register configuration.
> 
> Introduce helpers which take an individual vcpu and guest pagetable entry, and
> calculates whether any reserved bits are set.
> 
> While here, add a couple of newlines to aid readability, drop some trailing
> whitespace and bool/const correct the existing helpers to allow the new
> helpers to take const vcpu pointers.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Tim Deegan <tim@xxxxxxx>

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