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/* Operations and structures for dealing with generic priority inheritance. */
#ifndef _LINUX_PI_H_
#include <linux/sched.h>
/* forward declaration */
struct pi_semaphore;
/* stack operations */
void push_pi_sem(
struct task_struct *tsk,
struct task_struct *inh,
struct pi_semaphore *sem);
void pop_pi_sem(struct task_struct *tsk);
pi_sem_record_t* peek_pi_sem(struct task_struct *tsk);
/* non-stack operations */
int update_pi_sem(
struct task_struct *tsk,
struct task_struct *inh,
struct pi_semaphore *sem);
int remove_pi_sem(
struct task_struct *tsk,
struct pi_semaphore *sem);
int has_pi_sem(struct task_struct *tsk);
#endif
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