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Merge branch 'cpumask-cleanups' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus

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* 'cpumask-cleanups' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus:
  cpumask: rename tsk_cpumask to tsk_cpus_allowed
  cpumask: don't recommend set_cpus_allowed hack in Documentation/cpu-hotplug.txt
  cpumask: avoid dereferencing struct cpumask
  cpumask: convert drivers/idle/i7300_idle.c to cpumask_var_t
  cpumask: use modern cpumask style in drivers/scsi/fcoe/fcoe.c
  cpumask: avoid deprecated function in mm/slab.c
  cpumask: use cpu_online in kernel/perf_event.c
This commit is contained in:
Linus Torvalds
2009-12-17 17:00:20 -08:00
parent efc8e7f4c8 a4636818f8
commit 55db493b65
8 changed files with 33 additions and 45 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/idle/i7300_idle.c
+9 -6
View File
@@ -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;
drivers/scsi/fcoe/fcoe.c
+1 -1
View File
@@ -1260,7 +1260,7 @@ int fcoe_rcv(struct sk_buff *skb, struct net_device *netdev,
"CPU.\n");
spin_unlock_bh(&fps->fcoe_rx_list.lock);
cpu = first_cpu(cpu_online_map);
cpu = cpumask_first(cpu_online_mask);
fps = &per_cpu(fcoe_percpu, cpu);
spin_lock_bh(&fps->fcoe_rx_list.lock);
if (!fps->thread) {