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authorTejun Heo <tj@kernel.org>2011-01-04 15:38:44 +1100
committerHerbert Xu <herbert@gondor.apana.org.au>2011-01-04 23:34:08 +1100
commitc73b7d02da9bfb4fadafc118a24ee868708839b6 (patch)
tree8f3a33015c5f81443c34afd528882fe2f77ebe31 /crypto/pcrypt.c
parent41f2977d40798ce45f4da7a1291039ffbe9e1dbc (diff)
crypto: mark crypto workqueues CPU_INTENSIVE
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>
Diffstat (limited to 'crypto/pcrypt.c')
-rw-r--r--crypto/pcrypt.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c
index de3078215fe..806635f5d33 100644
--- a/crypto/pcrypt.c
+++ b/crypto/pcrypt.c
@@ -455,7 +455,8 @@ static int pcrypt_init_padata(struct padata_pcrypt *pcrypt,
get_online_cpus();
- pcrypt->wq = create_workqueue(name);
+ pcrypt->wq = alloc_workqueue(name,
+ WQ_MEM_RECLAIM | WQ_CPU_INTENSIVE, 1);
if (!pcrypt->wq)
goto err;