linux-hardened/include/linux/task_work.h
Al Viro 158e1645e0 trim task_work: get rid of hlist
layout based on Oleg's suggestion; single-linked list,
task->task_works points to the last element, forward pointer
from said last element points to head.  I'd still prefer
much more regular scheme with two pointers in task_work,
but...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-07-22 23:57:55 +04:00

31 lines
686 B
C

#ifndef _LINUX_TASK_WORK_H
#define _LINUX_TASK_WORK_H
#include <linux/list.h>
#include <linux/sched.h>
struct task_work;
typedef void (*task_work_func_t)(struct task_work *);
struct task_work {
struct task_work *next;
task_work_func_t func;
};
static inline void
init_task_work(struct task_work *twork, task_work_func_t func)
{
twork->func = func;
}
int task_work_add(struct task_struct *task, struct task_work *twork, bool);
struct task_work *task_work_cancel(struct task_struct *, task_work_func_t);
void task_work_run(void);
static inline void exit_task_work(struct task_struct *task)
{
if (unlikely(task->task_works))
task_work_run();
}
#endif /* _LINUX_TASK_WORK_H */