diff options
| -rw-r--r-- | crypto/pcrypt.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c index 77425530ee1..de3078215fe 100644 --- a/crypto/pcrypt.c +++ b/crypto/pcrypt.c @@ -26,6 +26,7 @@ #include <linux/slab.h> #include <linux/notifier.h> #include <linux/kobject.h> +#include <linux/cpu.h> #include <crypto/pcrypt.h> struct padata_pcrypt { @@ -409,6 +410,7 @@ static int pcrypt_cpumask_change_notify(struct notifier_block *self, { struct padata_pcrypt *pcrypt; struct pcrypt_cpumask *new_mask, *old_mask; + struct padata_cpumask *cpumask = (struct padata_cpumask *)data; if (!(val & PADATA_CPU_SERIAL)) return 0; @@ -424,7 +426,7 @@ static int pcrypt_cpumask_change_notify(struct notifier_block *self, old_mask = pcrypt->cb_cpumask; - padata_get_cpumask(pcrypt->pinst, PADATA_CPU_SERIAL, new_mask->mask); + cpumask_copy(new_mask->mask, cpumask->cbcpu); rcu_assign_pointer(pcrypt->cb_cpumask, new_mask); synchronize_rcu_bh(); @@ -451,6 +453,8 @@ static int pcrypt_init_padata(struct padata_pcrypt *pcrypt, int ret = -ENOMEM; struct pcrypt_cpumask *mask; + get_online_cpus(); + pcrypt->wq = create_workqueue(name); if (!pcrypt->wq) goto err; @@ -467,7 +471,7 @@ static int pcrypt_init_padata(struct padata_pcrypt *pcrypt, goto err_free_padata; } - padata_get_cpumask(pcrypt->pinst, PADATA_CPU_SERIAL, mask->mask); + cpumask_and(mask->mask, cpu_possible_mask, cpu_active_mask); rcu_assign_pointer(pcrypt->cb_cpumask, mask); pcrypt->nblock.notifier_call = pcrypt_cpumask_change_notify; @@ -479,7 +483,10 @@ static int pcrypt_init_padata(struct padata_pcrypt *pcrypt, if (ret) goto err_unregister_notifier; + put_online_cpus(); + return ret; + err_unregister_notifier: padata_unregister_cpumask_notifier(pcrypt->pinst, &pcrypt->nblock); err_free_cpumask: @@ -490,6 +497,8 @@ err_free_padata: err_destroy_workqueue: destroy_workqueue(pcrypt->wq); err: + put_online_cpus(); + return ret; } |