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| author | Tejun Heo <tj@kernel.org> | 2011-01-04 15:38:44 +1100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2011-01-04 23:34:08 +1100 |
| commit | c73b7d02da9bfb4fadafc118a24ee868708839b6 (patch) | |
| tree | 8f3a33015c5f81443c34afd528882fe2f77ebe31 /crypto/pcrypt.c | |
| parent | 41f2977d40798ce45f4da7a1291039ffbe9e1dbc (diff) | |
| download | op-kernel-dev-c73b7d02da9bfb4fadafc118a24ee868708839b6.zip op-kernel-dev-c73b7d02da9bfb4fadafc118a24ee868708839b6.tar.gz | |
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.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c index de30782..806635f 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; |
