+++ /dev/null
-
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _LINUX_PERCPU_RWSEM_H
-#define _LINUX_PERCPU_RWSEM_H
-
-#include <pthread.h>
-#include <linux/preempt.h>
-
-struct percpu_rw_semaphore {
- pthread_mutex_t lock;
-};
-
-static inline void percpu_down_read_preempt_disable(struct percpu_rw_semaphore *sem)
-{
- pthread_mutex_lock(&sem->lock);
-}
-
-static inline void percpu_down_read(struct percpu_rw_semaphore *sem)
-{
- pthread_mutex_lock(&sem->lock);
-}
-
-static inline int percpu_down_read_trylock(struct percpu_rw_semaphore *sem)
-{
- return !pthread_mutex_trylock(&sem->lock);
-}
-
-static inline void percpu_up_read_preempt_enable(struct percpu_rw_semaphore *sem)
-{
- pthread_mutex_unlock(&sem->lock);
-}
-
-static inline void percpu_up_read(struct percpu_rw_semaphore *sem)
-{
- pthread_mutex_unlock(&sem->lock);
-}
-
-static inline void percpu_down_write(struct percpu_rw_semaphore *sem)
-{
- pthread_mutex_lock(&sem->lock);
-}
-
-static inline void percpu_up_write(struct percpu_rw_semaphore *sem)
-{
- pthread_mutex_unlock(&sem->lock);
-}
-
-static inline void percpu_free_rwsem(struct percpu_rw_semaphore *sem) {}
-
-static inline int percpu_init_rwsem(struct percpu_rw_semaphore *sem)
-{
- pthread_mutex_init(&sem->lock, NULL);
- return 0;
-}
-
-#define percpu_rwsem_assert_held(sem) do {} while (0)
-
-#endif