>>> On 13.12.16 at 17:54, <andrew.coop...@citrix.com> wrote:
> PV guests necessarily can't be external, as Xen must steal address space from
> them. Pagefaults for HVM guests are handled by {vmx,svm}_vmexit_handler() and
> don't enter the PV fixup_page_fault() path. Therefore, the first call to
> paging_fault() is dead, and dropped.
>
> Logdirty mode is now the only paging mode we should ever find a PV guest with,
> so add a new predicate and assertion to this fact.
>
> Drop the final reference to paging_mode_external(). It is more accurately now
> only for logdirty guests.
>
> Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
Acked-by: Jan Beulich <jbeul...@suse.com>
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