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/* SPDX-License-Identifier: GPL-2.0+ OR Apache-2.0 */
#ifndef __EROFS_WORKQUEUE_H
#define __EROFS_WORKQUEUE_H
#include "internal.h"
struct erofs_workqueue;
typedef void *(*erofs_wq_func_t)(struct erofs_workqueue *, void *);
struct erofs_work {
struct erofs_work *next;
void (*fn)(struct erofs_work *work, void *tlsp);
};
struct erofs_workqueue {
struct erofs_work *head, *tail;
pthread_mutex_t lock;
pthread_cond_t cond_empty;
pthread_cond_t cond_full;
pthread_t *workers;
unsigned int nworker;
unsigned int max_jobs;
unsigned int job_count;
bool shutdown;
erofs_wq_func_t on_start, on_exit;
};
int erofs_alloc_workqueue(struct erofs_workqueue *wq, unsigned int nworker,
unsigned int max_jobs, erofs_wq_func_t on_start,
erofs_wq_func_t on_exit);
int erofs_queue_work(struct erofs_workqueue *wq, struct erofs_work *work);
int erofs_destroy_workqueue(struct erofs_workqueue *wq);
#endif
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