Messages in this thread Patch in this message | | | Date | Wed, 27 May 2009 13:47:03 -0400 | From | cl@linux-fo ... | Subject | [my_cpu_ptr 5/5] Use my_cpu_ptr in crypto subsystem |
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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.
Cc: Huang Ying <ying.huang@intel.com> Signed-off-by: Christoph Lameter <cl@linux-foundation.org>
--- crypto/cryptd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6/crypto/cryptd.c =================================================================== --- linux-2.6.orig/crypto/cryptd.c 2009-05-27 11:55:20.000000000 -0500 +++ linux-2.6/crypto/cryptd.c 2009-05-27 11:56:55.000000000 -0500 @@ -93,7 +93,7 @@ static int cryptd_enqueue_request(struct struct cryptd_cpu_queue *cpu_queue; cpu = get_cpu(); - cpu_queue = per_cpu_ptr(queue->cpu_queue, cpu); + cpu_queue = my_cpu_ptr(queue->cpu_queue); err = crypto_enqueue_request(&cpu_queue->queue, request); queue_work_on(cpu, kcrypto_wq, &cpu_queue->work); put_cpu(); --
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