arm: shadow_allocation_set is not supported; log failure and continue
arm: shadow_allocation_set is not supported; log failure and continue

Signed-off-by: David Scott <63c9eb0ea83039690fefa11afe17873ba8278a56@citrix.com>

johnelse/xenopsd,djs55/xenopsd,cheng--zhang/xenopsd,koushikcgit/xenopsd,cheng--zhang/xenopsd,simonjbeaumont/xenopsd,euanh/xenopsd,johnelse/xenopsd,simonjbeaumont/xenopsd,thomassa/xenopsd,koushikcgit/xenopsd,koushikcgit/xenopsd,euanh/xenopsd,johnelse/xenopsd,cheng--zhang/xenopsd,thomassa/xenopsd,thomassa/xenopsd,simonjbeaumont/xenopsd,djs55/xenopsd,djs55/xenopsd,euanh/xenopsd