In a system with NUMA configuration we want to enforce that the accelerator is
connected to a node with memory to avoid cross QPI memory transaction.
Otherwise there is no point in using the accelerator as the encryption in
software will be faster.

Cc: stable@vger.kernel.org
Signed-off-by: NTadeusz Struk <tadeusz.struk@intel.com>
Tested-by: NNikolay Aleksandrov <nikolay@redhat.com>
Reviewed-by: NPrarit Bhargava <prarit@redhat.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>