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yaml
---
r: 177987
b: refs/heads/master
c: cc216b8
h: refs/heads/master
i:
  177985: e5ac1ff
  177983: 8e90e2f
v: v3
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Rusty Russell committed Dec 17, 2009
1 parent 60d5ba7 commit 4257bbe
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Showing 2 changed files with 10 additions and 7 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 6957177f5c3c0e51b9e90a1d7fadb3177a333949
refs/heads/master: cc216b86e51e9ab22265ea9591769c9ee235e1e4
15 changes: 9 additions & 6 deletions trunk/drivers/idle/i7300_idle.c
Original file line number Diff line number Diff line change
Expand Up @@ -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;

Expand Down Expand Up @@ -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();
Expand All @@ -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;

Expand Down Expand Up @@ -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))
Expand All @@ -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;
Expand All @@ -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;
Expand Down

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