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41 lines
979 B
41 lines
979 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _LINUX_TASK_WORK_H |
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#define _LINUX_TASK_WORK_H |
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#include <linux/list.h> |
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#include <linux/sched.h> |
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typedef void (*task_work_func_t)(struct callback_head *); |
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static inline void |
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init_task_work(struct callback_head *twork, task_work_func_t func) |
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{ |
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twork->func = func; |
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} |
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enum task_work_notify_mode { |
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TWA_NONE, |
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TWA_RESUME, |
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TWA_SIGNAL, |
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TWA_SIGNAL_NO_IPI, |
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}; |
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static inline bool task_work_pending(struct task_struct *task) |
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{ |
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return READ_ONCE(task->task_works); |
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} |
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int task_work_add(struct task_struct *task, struct callback_head *twork, |
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enum task_work_notify_mode mode); |
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struct callback_head *task_work_cancel_match(struct task_struct *task, |
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bool (*match)(struct callback_head *, void *data), void *data); |
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struct callback_head *task_work_cancel(struct task_struct *, task_work_func_t); |
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void task_work_run(void); |
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static inline void exit_task_work(struct task_struct *task) |
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{ |
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task_work_run(); |
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} |
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#endif /* _LINUX_TASK_WORK_H */
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