Remove per-cpu structure and make it per-convert_context instead.
This allows moving requests between different cpus.
CRs-Fixed: 339113
Change-Id: Iadc618920c7bdec0b8bbe2accdce1b69dbce5582
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Shashank Mittal <mittals@codeaurora.org>