linux-toradex.git/crypto/crypto_wq.c, branch PD13.2.2 Linux kernel for Apalis and Colibri modules crypto: mark crypto workqueues CPU_INTENSIVE 2011-01-04T12:34:08+00:00 Tejun Heo tj@kernel.org 2011-01-04T04:38:44+00:00 c73b7d02da9bfb4fadafc118a24ee868708839b6 kcrypto_wq and pcrypt->wq's are used to run ciphers and may consume considerable amount of CPU cycles. Mark both as CPU_INTENSIVE so that they don't block other work items. As the workqueues are primarily used to burn CPU cycles, concurrency levels shouldn't matter much and are left at 1. A higher value may be beneficial and needs investigation. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
kcrypto_wq and pcrypt->wq's are used to run ciphers and may consume
considerable amount of CPU cycles.  Mark both as CPU_INTENSIVE so that
they don't block other work items.

As the workqueues are primarily used to burn CPU cycles, concurrency
levels shouldn't matter much and are left at 1.  A higher value may be
beneficial and needs investigation.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: api - Use dedicated workqueue for crypto subsystem 2009-02-19T06:33:40+00:00 Huang Ying ying.huang@intel.com 2009-02-19T06:33:40+00:00 25c38d3fb92fc23af7730a1601bc20af8216ae44 Use dedicated workqueue for crypto subsystem A dedicated workqueue named kcrypto_wq is created to be used by crypto subsystem. The system shared keventd_wq is not suitable for encryption/decryption, because of potential starvation problem. Signed-off-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Use dedicated workqueue for crypto subsystem

A dedicated workqueue named kcrypto_wq is created to be used by crypto
subsystem. The system shared keventd_wq is not suitable for
encryption/decryption, because of potential starvation problem.

Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>