Re: [Xen-devel] [PATCH] rangeset: make inquiry functions tolerate NULL inputs

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Fri, Aug 17, 2018 at 03:20:11AM -0600, Jan Beulich wrote:
> Rather than special casing the ->iomem_caps check in x86's
> get_page_from_l1e() for the dom_xen case, let's be more tolerant in
> general, along the lines of rangeset_is_empty(): A never allocated
> rangeset can't possibly contain or overlap any range.
> 
> Reported-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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