diff options
| -rw-r--r-- | net/iucv/iucv.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c index bebc7d09815d..f3343a8541a5 100644 --- a/net/iucv/iucv.c +++ b/net/iucv/iucv.c @@ -502,14 +502,14 @@ static void iucv_setmask_mp(void) { int cpu; - get_online_cpus(); + cpus_read_lock(); for_each_online_cpu(cpu) /* Enable all cpus with a declared buffer. */ if (cpumask_test_cpu(cpu, &iucv_buffer_cpumask) && !cpumask_test_cpu(cpu, &iucv_irq_cpumask)) smp_call_function_single(cpu, iucv_allow_cpu, NULL, 1); - put_online_cpus(); + cpus_read_unlock(); } /** @@ -542,7 +542,7 @@ static int iucv_enable(void) size_t alloc_size; int cpu, rc; - get_online_cpus(); + cpus_read_lock(); rc = -ENOMEM; alloc_size = iucv_max_pathid * sizeof(struct iucv_path); iucv_path_table = kzalloc(alloc_size, GFP_KERNEL); @@ -555,12 +555,12 @@ static int iucv_enable(void) if (cpumask_empty(&iucv_buffer_cpumask)) /* No cpu could declare an iucv buffer. */ goto out; - put_online_cpus(); + cpus_read_unlock(); return 0; out: kfree(iucv_path_table); iucv_path_table = NULL; - put_online_cpus(); + cpus_read_unlock(); return rc; } @@ -573,11 +573,11 @@ out: */ static void iucv_disable(void) { - get_online_cpus(); + cpus_read_lock(); on_each_cpu(iucv_retrieve_cpu, NULL, 1); kfree(iucv_path_table); iucv_path_table = NULL; - put_online_cpus(); + cpus_read_unlock(); } static int iucv_cpu_dead(unsigned int cpu) @@ -786,7 +786,7 @@ static int iucv_reboot_event(struct notifier_block *this, if (cpumask_empty(&iucv_irq_cpumask)) return NOTIFY_DONE; - get_online_cpus(); + cpus_read_lock(); on_each_cpu_mask(&iucv_irq_cpumask, iucv_block_cpu, NULL, 1); preempt_disable(); for (i = 0; i < iucv_max_pathid; i++) { @@ -794,7 +794,7 @@ static int iucv_reboot_event(struct notifier_block *this, iucv_sever_pathid(i, NULL); } preempt_enable(); - put_online_cpus(); + cpus_read_unlock(); iucv_disable(); return NOTIFY_DONE; } |