aboutsummaryrefslogtreecommitdiff
path: root/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'kernel')
-rw-r--r--kernel/cpu.c6
-rw-r--r--kernel/kmod.c2
-rw-r--r--kernel/rcutorture.c15
-rw-r--r--kernel/stop_machine.c2
4 files changed, 14 insertions, 11 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 2eff3f63abe..2011ad8d269 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -232,9 +232,9 @@ static int _cpu_down(unsigned int cpu, int tasks_frozen)
/* Ensure that we are not runnable on dying cpu */
old_allowed = current->cpus_allowed;
- tmp = CPU_MASK_ALL;
+ cpus_setall(tmp);
cpu_clear(cpu, tmp);
- set_cpus_allowed(current, tmp);
+ set_cpus_allowed_ptr(current, &tmp);
p = __stop_machine_run(take_cpu_down, &tcd_param, cpu);
@@ -268,7 +268,7 @@ static int _cpu_down(unsigned int cpu, int tasks_frozen)
out_thread:
err = kthread_stop(p);
out_allowed:
- set_cpus_allowed(current, old_allowed);
+ set_cpus_allowed_ptr(current, &old_allowed);
out_release:
cpu_hotplug_done();
return err;
diff --git a/kernel/kmod.c b/kernel/kmod.c
index 22be3ff3f36..e2764047ec0 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -165,7 +165,7 @@ static int ____call_usermodehelper(void *data)
}
/* We can run anywhere, unlike our parent keventd(). */
- set_cpus_allowed(current, CPU_MASK_ALL);
+ set_cpus_allowed_ptr(current, CPU_MASK_ALL_PTR);
/*
* Our parent is keventd, which runs with elevated scheduling priority.
diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c
index fd599829e72..47894f919d4 100644
--- a/kernel/rcutorture.c
+++ b/kernel/rcutorture.c
@@ -723,9 +723,10 @@ static int rcu_idle_cpu; /* Force all torture tasks off this CPU */
*/
static void rcu_torture_shuffle_tasks(void)
{
- cpumask_t tmp_mask = CPU_MASK_ALL;
+ cpumask_t tmp_mask;
int i;
+ cpus_setall(tmp_mask);
get_online_cpus();
/* No point in shuffling if there is only one online CPU (ex: UP) */
@@ -737,25 +738,27 @@ static void rcu_torture_shuffle_tasks(void)
if (rcu_idle_cpu != -1)
cpu_clear(rcu_idle_cpu, tmp_mask);
- set_cpus_allowed(current, tmp_mask);
+ set_cpus_allowed_ptr(current, &tmp_mask);
if (reader_tasks) {
for (i = 0; i < nrealreaders; i++)
if (reader_tasks[i])
- set_cpus_allowed(reader_tasks[i], tmp_mask);
+ set_cpus_allowed_ptr(reader_tasks[i],
+ &tmp_mask);
}
if (fakewriter_tasks) {
for (i = 0; i < nfakewriters; i++)
if (fakewriter_tasks[i])
- set_cpus_allowed(fakewriter_tasks[i], tmp_mask);
+ set_cpus_allowed_ptr(fakewriter_tasks[i],
+ &tmp_mask);
}
if (writer_task)
- set_cpus_allowed(writer_task, tmp_mask);
+ set_cpus_allowed_ptr(writer_task, &tmp_mask);
if (stats_task)
- set_cpus_allowed(stats_task, tmp_mask);
+ set_cpus_allowed_ptr(stats_task, &tmp_mask);
if (rcu_idle_cpu == -1)
rcu_idle_cpu = num_online_cpus() - 1;
diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index 6f4e0e13f70..e1b2a5b1b10 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -35,7 +35,7 @@ static int stopmachine(void *cpu)
int irqs_disabled = 0;
int prepared = 0;
- set_cpus_allowed(current, cpumask_of_cpu((int)(long)cpu));
+ set_cpus_allowed_ptr(current, &cpumask_of_cpu((int)(long)cpu));
/* Ack: we are alive */
smp_mb(); /* Theoretically the ack = 0 might not be on this CPU yet. */