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authorDaniel Jordan <daniel.m.jordan@oracle.com>2020-07-14 16:13:52 -0400
committerHerbert Xu <herbert@gondor.apana.org.au>2020-07-23 17:34:18 +1000
commit350ef051d4edd884e8dea0be9f3685b4b32142fb (patch)
tree5892a130131480d800ff0c6c5e7fcc753fbe7228 /kernel/padata.c
parentbd25b4886ddcebec92591f298ce2ce345d7f2ea9 (diff)
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padata: remove stop function
padata_stop() has two callers and is unnecessary in both cases. When pcrypt calls it before padata_free(), it's being unloaded so there are no outstanding padata jobs[0]. When __padata_free() calls it, it's either along the same path or else pcrypt initialization failed, which of course means there are also no outstanding jobs. Removing it simplifies padata and saves text. [0] https://lore.kernel.org/linux-crypto/20191119225017.mjrak2fwa5vccazl@gondor.apana.org.au/ Signed-off-by: Daniel Jordan <daniel.m.jordan@oracle.com> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: Steffen Klassert <steffen.klassert@secunet.com> Cc: linux-crypto@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'kernel/padata.c')
-rw-r--r--kernel/padata.c14
1 files changed, 0 insertions, 14 deletions
diff --git a/kernel/padata.c b/kernel/padata.c
index 931762316612..8f55e717ba50 100644
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -789,19 +789,6 @@ out:
}
EXPORT_SYMBOL(padata_set_cpumask);
-/**
- * padata_stop - stop the parallel processing
- *
- * @pinst: padata instance to stop
- */
-void padata_stop(struct padata_instance *pinst)
-{
- mutex_lock(&pinst->lock);
- __padata_stop(pinst);
- mutex_unlock(&pinst->lock);
-}
-EXPORT_SYMBOL(padata_stop);
-
#ifdef CONFIG_HOTPLUG_CPU
static int __padata_add_cpu(struct padata_instance *pinst, int cpu)
@@ -883,7 +870,6 @@ static void __padata_free(struct padata_instance *pinst)
WARN_ON(!list_empty(&pinst->pslist));
- padata_stop(pinst);
free_cpumask_var(pinst->rcpumask.cbcpu);
free_cpumask_var(pinst->rcpumask.pcpu);
free_cpumask_var(pinst->cpumask.pcpu);