53 lines
920 B
C
53 lines
920 B
C
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#ifndef __WLAN_THREAD_H_
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#define __WLAN_THREAD_H_
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#include <linux/kthread.h>
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struct wlan_thread {
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struct task_struct *task;
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wait_queue_head_t waitq;
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pid_t pid;
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void *priv;
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};
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static inline void wlan_activate_thread(struct wlan_thread * thr)
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{
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/** Record the thread pid */
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thr->pid = current->pid;
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/** Initialize the wait queue */
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init_waitqueue_head(&thr->waitq);
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}
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static inline void wlan_deactivate_thread(struct wlan_thread * thr)
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{
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ENTER();
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thr->pid = 0;
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LEAVE();
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}
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static inline void wlan_create_thread(int (*wlanfunc) (void *),
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struct wlan_thread * thr, char *name)
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{
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thr->task = kthread_run(wlanfunc, thr, "%s", name);
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}
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static inline int wlan_terminate_thread(struct wlan_thread * thr)
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{
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ENTER();
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/* Check if the thread is active or not */
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if (!thr->pid) {
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printk(KERN_ERR "Thread does not exist\n");
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return -1;
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}
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kthread_stop(thr->task);
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LEAVE();
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return 0;
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}
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#endif
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