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author | Tejun Heo <tj@kernel.org> | 2013-03-14 00:51:36 +0100 |
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committer | Tejun Heo <tj@kernel.org> | 2013-03-14 00:51:36 +0100 |
commit | 8425e3d5bdbe8e741d2c73cf3189ed59b4038b84 (patch) | |
tree | 5880573b3804d2b313b0b6b640836e57df63a5e9 /include | |
parent | workqueue: rename @id to @pi in for_each_each_pool() (diff) | |
download | linux-8425e3d5bdbe8e741d2c73cf3189ed59b4038b84.tar.xz linux-8425e3d5bdbe8e741d2c73cf3189ed59b4038b84.zip |
workqueue: inline trivial wrappers
There's no reason to make these trivial wrappers full (exported)
functions. Inline the followings.
queue_work()
queue_delayed_work()
mod_delayed_work()
schedule_work_on()
schedule_work()
schedule_delayed_work_on()
schedule_delayed_work()
keventd_up()
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/workqueue.h | 123 |
1 files changed, 111 insertions, 12 deletions
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index df30763c8682..835d12b76960 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -417,28 +417,16 @@ int apply_workqueue_attrs(struct workqueue_struct *wq, extern bool queue_work_on(int cpu, struct workqueue_struct *wq, struct work_struct *work); -extern bool queue_work(struct workqueue_struct *wq, struct work_struct *work); extern bool queue_delayed_work_on(int cpu, struct workqueue_struct *wq, struct delayed_work *work, unsigned long delay); -extern bool queue_delayed_work(struct workqueue_struct *wq, - struct delayed_work *work, unsigned long delay); extern bool mod_delayed_work_on(int cpu, struct workqueue_struct *wq, struct delayed_work *dwork, unsigned long delay); -extern bool mod_delayed_work(struct workqueue_struct *wq, - struct delayed_work *dwork, unsigned long delay); extern void flush_workqueue(struct workqueue_struct *wq); extern void drain_workqueue(struct workqueue_struct *wq); extern void flush_scheduled_work(void); -extern bool schedule_work_on(int cpu, struct work_struct *work); -extern bool schedule_work(struct work_struct *work); -extern bool schedule_delayed_work_on(int cpu, struct delayed_work *work, - unsigned long delay); -extern bool schedule_delayed_work(struct delayed_work *work, - unsigned long delay); extern int schedule_on_each_cpu(work_func_t func); -extern int keventd_up(void); int execute_in_process_context(work_func_t fn, struct execute_work *); @@ -455,6 +443,117 @@ extern bool current_is_workqueue_rescuer(void); extern bool workqueue_congested(int cpu, struct workqueue_struct *wq); extern unsigned int work_busy(struct work_struct *work); +/** + * queue_work - queue work on a workqueue + * @wq: workqueue to use + * @work: work to queue + * + * Returns %false if @work was already on a queue, %true otherwise. + * + * We queue the work to the CPU on which it was submitted, but if the CPU dies + * it can be processed by another CPU. + */ +static inline bool queue_work(struct workqueue_struct *wq, + struct work_struct *work) +{ + return queue_work_on(WORK_CPU_UNBOUND, wq, work); +} + +/** + * queue_delayed_work - queue work on a workqueue after delay + * @wq: workqueue to use + * @dwork: delayable work to queue + * @delay: number of jiffies to wait before queueing + * + * Equivalent to queue_delayed_work_on() but tries to use the local CPU. + */ +static inline bool queue_delayed_work(struct workqueue_struct *wq, + struct delayed_work *dwork, + unsigned long delay) +{ + return queue_delayed_work_on(WORK_CPU_UNBOUND, wq, dwork, delay); +} + +/** + * mod_delayed_work - modify delay of or queue a delayed work + * @wq: workqueue to use + * @dwork: work to queue + * @delay: number of jiffies to wait before queueing + * + * mod_delayed_work_on() on local CPU. + */ +static inline bool mod_delayed_work(struct workqueue_struct *wq, + struct delayed_work *dwork, + unsigned long delay) +{ + return mod_delayed_work_on(WORK_CPU_UNBOUND, wq, dwork, delay); +} + +/** + * schedule_work_on - put work task on a specific cpu + * @cpu: cpu to put the work task on + * @work: job to be done + * + * This puts a job on a specific cpu + */ +static inline bool schedule_work_on(int cpu, struct work_struct *work) +{ + return queue_work_on(cpu, system_wq, work); +} + +/** + * schedule_work - put work task in global workqueue + * @work: job to be done + * + * Returns %false if @work was already on the kernel-global workqueue and + * %true otherwise. + * + * This puts a job in the kernel-global workqueue if it was not already + * queued and leaves it in the same position on the kernel-global + * workqueue otherwise. + */ +static inline bool schedule_work(struct work_struct *work) +{ + return queue_work(system_wq, work); +} + +/** + * schedule_delayed_work_on - queue work in global workqueue on CPU after delay + * @cpu: cpu to use + * @dwork: job to be done + * @delay: number of jiffies to wait + * + * After waiting for a given time this puts a job in the kernel-global + * workqueue on the specified CPU. + */ +static inline bool schedule_delayed_work_on(int cpu, struct delayed_work *dwork, + unsigned long delay) +{ + return queue_delayed_work_on(cpu, system_wq, dwork, delay); +} + +/** + * schedule_delayed_work - put work task in global workqueue after delay + * @dwork: job to be done + * @delay: number of jiffies to wait or 0 for immediate execution + * + * After waiting for a given time this puts a job in the kernel-global + * workqueue. + */ +static inline bool schedule_delayed_work(struct delayed_work *dwork, + unsigned long delay) +{ + return queue_delayed_work(system_wq, dwork, delay); +} + +/** + * keventd_up - is workqueue initialized yet? + */ +static inline bool keventd_up(void) +{ + return system_wq != NULL; +} + /* * Like above, but uses del_timer() instead of del_timer_sync(). This means, * if it returns 0 the timer function may be running and the queueing is in |