112 lines
2.6 KiB
C
112 lines
2.6 KiB
C
#ifndef FIO_RATE_H
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#define FIO_RATE_H
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#include "flist.h"
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struct workqueue_work {
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struct flist_head list;
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};
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struct submit_worker {
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pthread_t thread;
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pthread_mutex_t lock;
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pthread_cond_t cond;
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struct flist_head work_list;
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unsigned int flags;
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unsigned int index;
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uint64_t seq;
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struct workqueue *wq;
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void *priv;
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struct sk_out *sk_out;
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};
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typedef int (workqueue_work_fn)(struct submit_worker *, struct workqueue_work *);
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typedef bool (workqueue_pre_sleep_flush_fn)(struct submit_worker *);
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typedef void (workqueue_pre_sleep_fn)(struct submit_worker *);
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typedef int (workqueue_alloc_worker_fn)(struct submit_worker *);
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typedef void (workqueue_free_worker_fn)(struct submit_worker *);
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typedef int (workqueue_init_worker_fn)(struct submit_worker *);
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typedef void (workqueue_exit_worker_fn)(struct submit_worker *, unsigned int *);
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typedef void (workqueue_update_acct_fn)(struct submit_worker *);
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struct workqueue_ops {
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workqueue_work_fn *fn;
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workqueue_pre_sleep_flush_fn *pre_sleep_flush_fn;
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workqueue_pre_sleep_fn *pre_sleep_fn;
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workqueue_update_acct_fn *update_acct_fn;
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workqueue_alloc_worker_fn *alloc_worker_fn;
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workqueue_free_worker_fn *free_worker_fn;
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workqueue_init_worker_fn *init_worker_fn;
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workqueue_exit_worker_fn *exit_worker_fn;
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unsigned int nice;
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};
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struct workqueue {
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unsigned int max_workers;
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struct thread_data *td;
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struct workqueue_ops ops;
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uint64_t work_seq;
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struct submit_worker *workers;
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unsigned int next_free_worker;
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pthread_cond_t flush_cond;
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pthread_mutex_t flush_lock;
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pthread_mutex_t stat_lock;
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volatile int wake_idle;
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};
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int workqueue_init(struct thread_data *td, struct workqueue *wq, struct workqueue_ops *ops, unsigned int max_workers, struct sk_out *sk_out);
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void workqueue_exit(struct workqueue *wq);
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void workqueue_enqueue(struct workqueue *wq, struct workqueue_work *work);
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void workqueue_flush(struct workqueue *wq);
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static inline bool workqueue_pre_sleep_check(struct submit_worker *sw)
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{
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struct workqueue *wq = sw->wq;
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if (!wq->ops.pre_sleep_flush_fn)
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return false;
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return wq->ops.pre_sleep_flush_fn(sw);
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}
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static inline void workqueue_pre_sleep(struct submit_worker *sw)
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{
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struct workqueue *wq = sw->wq;
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if (wq->ops.pre_sleep_fn)
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wq->ops.pre_sleep_fn(sw);
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}
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static inline int workqueue_init_worker(struct submit_worker *sw)
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{
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struct workqueue *wq = sw->wq;
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if (!wq->ops.init_worker_fn)
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return 0;
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return wq->ops.init_worker_fn(sw);
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}
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static inline void workqueue_exit_worker(struct submit_worker *sw,
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unsigned int *sum_cnt)
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{
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struct workqueue *wq = sw->wq;
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unsigned int tmp = 1;
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if (!wq->ops.exit_worker_fn)
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return;
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if (!sum_cnt)
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sum_cnt = &tmp;
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wq->ops.exit_worker_fn(sw, sum_cnt);
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}
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#endif
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