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| author |   Daniel Jordan <daniel.m.jordan@oracle.com> | 2019-12-03 14:31:12 -0500 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2019-12-11 16:37:02 +0800 |
| commit | 91a71d612128f84f725022d7b7c5d5a741f6fdc7 (patch) | |
| tree | 29219e2526566b4e736e3083cca738f194d996ce /Documentation/padata.txt | |
| parent | padata: always acquire cpu_hotplug_lock before pinst->lock (diff) | |
| download | linux-dev-91a71d612128f84f725022d7b7c5d5a741f6fdc7.tar.xz linux-dev-91a71d612128f84f725022d7b7c5d5a741f6fdc7.zip | |
padata: remove cpumask change notifier
Since commit 63d3578892dc ("crypto: pcrypt - remove padata cpumask
notifier") this feature is unused, so get rid of it.
Signed-off-by: Daniel Jordan <daniel.m.jordan@oracle.com>
Cc: Eric Biggers <ebiggers@kernel.org>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Steffen Klassert <steffen.klassert@secunet.com>
Cc: linux-crypto@vger.kernel.org
Cc: linux-doc@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'Documentation/padata.txt')
| -rw-r--r-- | Documentation/padata.txt | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/Documentation/padata.txt b/Documentation/padata.txt index b37ba1eaace3..b45df9c6547b 100644 --- a/Documentation/padata.txt +++ b/Documentation/padata.txt @@ -75,30 +75,6 @@ To simply add or remove one CPU from a certain cpumask the functions padata_add_cpu/padata_remove_cpu are used. cpu specifies the CPU to add or remove and mask is one of PADATA_CPU_SERIAL, PADATA_CPU_PARALLEL. -If a user is interested in padata cpumask changes, he can register to -the padata cpumask change notifier:: - - int padata_register_cpumask_notifier(struct padata_instance *pinst, - struct notifier_block *nblock); - -To unregister from that notifier:: - - int padata_unregister_cpumask_notifier(struct padata_instance *pinst, - struct notifier_block *nblock); - -The padata cpumask change notifier notifies about changes of the usable -cpumasks, i.e. the subset of active CPUs in the user supplied cpumask. - -Padata calls the notifier chain with:: - - blocking_notifier_call_chain(&pinst->cpumask_change_notifier, - notification_mask, - &pd_new->cpumask); - -Here cpumask_change_notifier is registered notifier, notification_mask -is one of PADATA_CPU_SERIAL, PADATA_CPU_PARALLEL and cpumask is a pointer -to a struct padata_cpumask that contains the new cpumask information. - Actually submitting work to the padata instance requires the creation of a padata_priv structure:: |