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[CPUFREQ] Add queue_delayed_work_on() interface for workqueues.

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Add queue_delayed_work_on() interface for workqueues.

Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@intel.com>
Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Dave Jones <davej@redhat.com>
This commit is contained in:
Venkatesh Pallipadi 2006-06-28 13:50:33 -07:00 committed by Dave Jones
parent ccb2fe209d
commit 7a6bc1cdd5
2 changed files with 25 additions and 15 deletions
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2
include/linux/workqueue.h
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@ -63,6 +63,8 @@ extern void destroy_workqueue(struct workqueue_struct *wq);
extern int FASTCALL(queue_work(struct workqueue_struct *wq, struct work_struct *work)); extern int FASTCALL(queue_work(struct workqueue_struct *wq, struct work_struct *work));
extern int FASTCALL(queue_delayed_work(struct workqueue_struct *wq, struct work_struct *work, unsigned long delay)); extern int FASTCALL(queue_delayed_work(struct workqueue_struct *wq, struct work_struct *work, unsigned long delay));
extern int queue_delayed_work_on(int cpu, struct workqueue_struct *wq,
struct work_struct *work, unsigned long delay);
extern void FASTCALL(flush_workqueue(struct workqueue_struct *wq)); extern void FASTCALL(flush_workqueue(struct workqueue_struct *wq));
extern int FASTCALL(schedule_work(struct work_struct *work)); extern int FASTCALL(schedule_work(struct work_struct *work));

38
kernel/workqueue.c
View File

@ -148,6 +148,27 @@ int fastcall queue_delayed_work(struct workqueue_struct *wq,
return ret; return ret;
} }
int queue_delayed_work_on(int cpu, struct workqueue_struct *wq,
struct work_struct *work, unsigned long delay)
{
int ret = 0;
struct timer_list *timer = &work->timer;
if (!test_and_set_bit(0, &work->pending)) {
BUG_ON(timer_pending(timer));
BUG_ON(!list_empty(&work->entry));
/* This stores wq for the moment, for the timer_fn */
work->wq_data = wq;
timer->expires = jiffies + delay;
timer->data = (unsigned long)work;
timer->function = delayed_work_timer_fn;
add_timer_on(timer, cpu);
ret = 1;
}
return ret;
}
static void run_workqueue(struct cpu_workqueue_struct *cwq) static void run_workqueue(struct cpu_workqueue_struct *cwq)
{ {
unsigned long flags; unsigned long flags;
@ -411,21 +432,7 @@ int fastcall schedule_delayed_work(struct work_struct *work, unsigned long delay
int schedule_delayed_work_on(int cpu, int schedule_delayed_work_on(int cpu,
struct work_struct *work, unsigned long delay) struct work_struct *work, unsigned long delay)
{ {
int ret = 0; return queue_delayed_work_on(cpu, keventd_wq, work, delay);
struct timer_list *timer = &work->timer;
if (!test_and_set_bit(0, &work->pending)) {
BUG_ON(timer_pending(timer));
BUG_ON(!list_empty(&work->entry));
/* This stores keventd_wq for the moment, for the timer_fn */
work->wq_data = keventd_wq;
timer->expires = jiffies + delay;
timer->data = (unsigned long)work;
timer->function = delayed_work_timer_fn;
add_timer_on(timer, cpu);
ret = 1;
}
return ret;
} }
/** /**
@ -622,6 +629,7 @@ void init_workqueues(void)
EXPORT_SYMBOL_GPL(__create_workqueue); EXPORT_SYMBOL_GPL(__create_workqueue);
EXPORT_SYMBOL_GPL(queue_work); EXPORT_SYMBOL_GPL(queue_work);
EXPORT_SYMBOL_GPL(queue_delayed_work); EXPORT_SYMBOL_GPL(queue_delayed_work);
EXPORT_SYMBOL_GPL(queue_delayed_work_on);
EXPORT_SYMBOL_GPL(flush_workqueue); EXPORT_SYMBOL_GPL(flush_workqueue);
EXPORT_SYMBOL_GPL(destroy_workqueue); EXPORT_SYMBOL_GPL(destroy_workqueue);