#include "workqueue.h"
#include "lib/getrusage.h"
-struct submit_worker {
- pthread_t thread;
- pthread_mutex_t lock;
- pthread_cond_t cond;
- struct flist_head work_list;
- unsigned int flags;
- unsigned int index;
- uint64_t seq;
- struct workqueue *wq;
- struct thread_data td;
-};
-
enum {
SW_F_IDLE = 1 << 0,
SW_F_RUNNING = 1 << 1,
while (!flist_empty(list)) {
work = flist_first_entry(list, struct workqueue_work, list);
flist_del_init(&work->list);
- wq->ops.fn(&sw->td, work);
- }
-}
-
-static int init_submit_worker(struct submit_worker *sw)
-{
- struct thread_data *parent = sw->wq->td;
- struct thread_data *td = &sw->td;
- int fio_unused ret;
-
- memcpy(&td->o, &parent->o, sizeof(td->o));
- memcpy(&td->ts, &parent->ts, sizeof(td->ts));
- td->o.uid = td->o.gid = -1U;
- dup_files(td, parent);
- td->eo = parent->eo;
- fio_options_mem_dupe(td);
-
- if (ioengine_load(td))
- goto err;
-
- if (td->o.odirect)
- td->io_ops->flags |= FIO_RAWIO;
-
- td->pid = gettid();
-
- INIT_FLIST_HEAD(&td->io_log_list);
- INIT_FLIST_HEAD(&td->io_hist_list);
- INIT_FLIST_HEAD(&td->verify_list);
- INIT_FLIST_HEAD(&td->trim_list);
- INIT_FLIST_HEAD(&td->next_rand_list);
- td->io_hist_tree = RB_ROOT;
-
- td->o.iodepth = 1;
- if (td_io_init(td))
- goto err_io_init;
-
- fio_gettime(&td->epoch, NULL);
- fio_getrusage(&td->ru_start);
- clear_io_state(td, 1);
-
- td_set_runstate(td, TD_RUNNING);
- td->flags |= TD_F_CHILD;
- td->parent = parent;
- return 0;
-
-err_io_init:
- close_ioengine(td);
-err:
- return 1;
-}
-
-#ifdef CONFIG_SFAA
-static void sum_val(uint64_t *dst, uint64_t *src)
-{
- if (*src) {
- __sync_fetch_and_add(dst, *src);
- *src = 0;
- }
-}
-#else
-static void sum_val(uint64_t *dst, uint64_t *src)
-{
- if (*src) {
- *dst += *src;
- *src = 0;
+ wq->ops.fn(sw, work);
}
}
-#endif
-
-static void pthread_double_unlock(pthread_mutex_t *lock1,
- pthread_mutex_t *lock2)
-{
-#ifndef CONFIG_SFAA
- pthread_mutex_unlock(lock1);
- pthread_mutex_unlock(lock2);
-#endif
-}
-
-static void pthread_double_lock(pthread_mutex_t *lock1, pthread_mutex_t *lock2)
-{
-#ifndef CONFIG_SFAA
- if (lock1 < lock2) {
- pthread_mutex_lock(lock1);
- pthread_mutex_lock(lock2);
- } else {
- pthread_mutex_lock(lock2);
- pthread_mutex_lock(lock1);
- }
-#endif
-}
-
-static void sum_ddir(struct thread_data *dst, struct thread_data *src,
- enum fio_ddir ddir)
-{
- pthread_double_lock(&dst->io_wq.stat_lock, &src->io_wq.stat_lock);
-
- sum_val(&dst->io_bytes[ddir], &src->io_bytes[ddir]);
- sum_val(&dst->io_blocks[ddir], &src->io_blocks[ddir]);
- sum_val(&dst->this_io_blocks[ddir], &src->this_io_blocks[ddir]);
- sum_val(&dst->this_io_bytes[ddir], &src->this_io_bytes[ddir]);
- sum_val(&dst->bytes_done[ddir], &src->bytes_done[ddir]);
-
- pthread_double_unlock(&dst->io_wq.stat_lock, &src->io_wq.stat_lock);
-}
-
-static void update_accounting(struct submit_worker *sw)
-{
- struct thread_data *src = &sw->td;
- struct thread_data *dst = sw->wq->td;
-
- if (td_read(src))
- sum_ddir(dst, src, DDIR_READ);
- if (td_write(src))
- sum_ddir(dst, src, DDIR_WRITE);
- if (td_trim(src))
- sum_ddir(dst, src, DDIR_TRIM);
-}
static void *worker_thread(void *data)
{
unsigned int eflags = 0, ret;
FLIST_HEAD(local_list);
- ret = init_submit_worker(sw);
+ ret = workqueue_init_worker(sw);
pthread_mutex_lock(&sw->lock);
sw->flags |= SW_F_RUNNING;
if (ret)
break;
}
- if (workqueue_pre_sleep_check(wq)) {
+ if (workqueue_pre_sleep_check(sw)) {
pthread_mutex_unlock(&sw->lock);
- workqueue_pre_sleep(wq);
+ workqueue_pre_sleep(sw);
pthread_mutex_lock(&sw->lock);
}
if (wq->wake_idle)
pthread_cond_signal(&wq->flush_cond);
}
- update_accounting(sw);
+ if (wq->ops.update_acct_fn)
+ wq->ops.update_acct_fn(sw);
+
pthread_cond_wait(&sw->cond, &sw->lock);
} else {
handle_work:
handle_list(sw, &local_list);
}
- update_accounting(sw);
+ if (wq->ops.update_acct_fn)
+ wq->ops.update_acct_fn(sw);
done:
pthread_mutex_lock(&sw->lock);
return NULL;
}
-static void free_worker(struct submit_worker *sw)
+static void free_worker(struct submit_worker *sw, unsigned int *sum_cnt)
{
- struct thread_data *td = &sw->td;
+ struct workqueue *wq = sw->wq;
- fio_options_free(td);
- close_and_free_files(td);
- if (td->io_ops)
- close_ioengine(td);
- td_set_runstate(td, TD_EXITED);
+ workqueue_exit_worker(sw, sum_cnt);
pthread_cond_destroy(&sw->cond);
pthread_mutex_destroy(&sw->lock);
+
+ if (wq->ops.free_worker_fn)
+ wq->ops.free_worker_fn(sw);
}
static void shutdown_worker(struct submit_worker *sw, unsigned int *sum_cnt)
{
- struct thread_data *parent = sw->wq->td;
-
pthread_join(sw->thread, NULL);
- (*sum_cnt)++;
- sum_thread_stats(&parent->ts, &sw->td.ts, *sum_cnt == 1);
- free_worker(sw);
+ free_worker(sw, sum_cnt);
}
void workqueue_exit(struct workqueue *wq)
sw->wq = wq;
sw->index = index;
+ if (wq->ops.alloc_worker_fn) {
+ ret = wq->ops.alloc_worker_fn(sw);
+ if (ret)
+ return ret;
+ }
+
ret = pthread_create(&sw->thread, NULL, worker_thread, sw);
if (!ret) {
pthread_mutex_lock(&sw->lock);
return 0;
}
- free_worker(sw);
+ free_worker(sw, NULL);
return 1;
}