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-rw-r--r--drivers/idle/i7300_idle.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/idle/i7300_idle.c b/drivers/idle/i7300_idle.c
index 1f20a042a4f..dd253002cd5 100644
--- a/drivers/idle/i7300_idle.c
+++ b/drivers/idle/i7300_idle.c
@@ -81,7 +81,7 @@ static u8 i7300_idle_thrtctl_saved;
static u8 i7300_idle_thrtlow_saved;
static u32 i7300_idle_mc_saved;
-static cpumask_t idle_cpumask;
+static cpumask_var_t idle_cpumask;
static ktime_t start_ktime;
static unsigned long avg_idle_us;
@@ -459,9 +459,9 @@ static int i7300_idle_notifier(struct notifier_block *nb, unsigned long val,
spin_lock_irqsave(&i7300_idle_lock, flags);
if (val == IDLE_START) {
- cpu_set(smp_processor_id(), idle_cpumask);
+ cpumask_set_cpu(smp_processor_id(), idle_cpumask);
- if (cpus_weight(idle_cpumask) != num_online_cpus())
+ if (cpumask_weight(idle_cpumask) != num_online_cpus())
goto end;
now_ktime = ktime_get();
@@ -478,8 +478,8 @@ static int i7300_idle_notifier(struct notifier_block *nb, unsigned long val,
i7300_idle_ioat_start();
} else if (val == IDLE_END) {
- cpu_clear(smp_processor_id(), idle_cpumask);
- if (cpus_weight(idle_cpumask) == (num_online_cpus() - 1)) {
+ cpumask_clear_cpu(smp_processor_id(), idle_cpumask);
+ if (cpumask_weight(idle_cpumask) == (num_online_cpus() - 1)) {
/* First CPU coming out of idle */
u64 idle_duration_us;
@@ -553,7 +553,6 @@ struct debugfs_file_info {
static int __init i7300_idle_init(void)
{
spin_lock_init(&i7300_idle_lock);
- cpus_clear(idle_cpumask);
total_us = 0;
if (i7300_idle_platform_probe(&fbd_dev, &ioat_dev, forceload))
@@ -565,6 +564,9 @@ static int __init i7300_idle_init(void)
if (i7300_idle_ioat_init())
return -ENODEV;
+ if (!zalloc_cpumask_var(&idle_cpumask, GFP_KERNEL))
+ return -ENOMEM;
+
debugfs_dir = debugfs_create_dir("i7300_idle", NULL);
if (debugfs_dir) {
int i = 0;
@@ -589,6 +591,7 @@ static int __init i7300_idle_init(void)
static void __exit i7300_idle_exit(void)
{
idle_notifier_unregister(&i7300_idle_nb);
+ free_cpumask_var(idle_cpumask);
if (debugfs_dir) {
int i = 0;