this_cpu: Use this_cpu_ptr in crypto subsystem

Just a slight optimization that removes one array lookup.
The processor number is needed for other things as well so the
get/put_cpu cannot be removed.

Acked-by: Tejun Heo <tj@kernel.org>
Cc: Huang Ying <ying.huang@intel.com>
Signed-off-by: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Christoph Lameter 2009-10-03 19:48:23 +09:00 committed by Tejun Heo
parent 7a9e02d6bb
commit 0b44f4861f

View file

@ -99,7 +99,7 @@ static int cryptd_enqueue_request(struct cryptd_queue *queue,
struct cryptd_cpu_queue *cpu_queue;
cpu = get_cpu();
cpu_queue = per_cpu_ptr(queue->cpu_queue, cpu);
cpu_queue = this_cpu_ptr(queue->cpu_queue);
err = crypto_enqueue_request(&cpu_queue->queue, request);
queue_work_on(cpu, kcrypto_wq, &cpu_queue->work);
put_cpu();