The HVM parameter HVM_PARAM_X87_FIP_WIDTH to allow tools and the guest
to adjust the width of the FIP/FDP registers to be saved/restored by
the hypervisor. This is in case the hypervisor hueristics do not do
the right thing.
Add this parameter to the set saved during domain save/migrate.
Signed-off-by: David Vrabel <david.vrabel@citrix.com> Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com> Acked-by: Wei Liu <wei.liu2@citrix.com>