Lines Matching full:fcc
563 struct flush_cmd_control *fcc = SM_I(sbi)->fcc_info; in issue_flush_thread() local
564 wait_queue_head_t *q = &fcc->flush_wait_queue; in issue_flush_thread()
569 if (!llist_empty(&fcc->issue_list)) { in issue_flush_thread()
573 fcc->dispatch_list = llist_del_all(&fcc->issue_list); in issue_flush_thread()
574 fcc->dispatch_list = llist_reverse_order(fcc->dispatch_list); in issue_flush_thread()
576 cmd = llist_entry(fcc->dispatch_list, struct flush_cmd, llnode); in issue_flush_thread()
579 atomic_inc(&fcc->issued_flush); in issue_flush_thread()
582 fcc->dispatch_list, llnode) { in issue_flush_thread()
586 fcc->dispatch_list = NULL; in issue_flush_thread()
590 kthread_should_stop() || !llist_empty(&fcc->issue_list)); in issue_flush_thread()
596 struct flush_cmd_control *fcc = SM_I(sbi)->fcc_info; in f2fs_issue_flush() local
604 atomic_inc(&fcc->queued_flush); in f2fs_issue_flush()
606 atomic_dec(&fcc->queued_flush); in f2fs_issue_flush()
607 atomic_inc(&fcc->issued_flush); in f2fs_issue_flush()
611 if (atomic_inc_return(&fcc->queued_flush) == 1 || in f2fs_issue_flush()
614 atomic_dec(&fcc->queued_flush); in f2fs_issue_flush()
616 atomic_inc(&fcc->issued_flush); in f2fs_issue_flush()
623 llist_add(&cmd.llnode, &fcc->issue_list); in f2fs_issue_flush()
632 if (waitqueue_active(&fcc->flush_wait_queue)) in f2fs_issue_flush()
633 wake_up(&fcc->flush_wait_queue); in f2fs_issue_flush()
635 if (fcc->f2fs_issue_flush) { in f2fs_issue_flush()
637 atomic_dec(&fcc->queued_flush); in f2fs_issue_flush()
641 list = llist_del_all(&fcc->issue_list); in f2fs_issue_flush()
644 atomic_dec(&fcc->queued_flush); in f2fs_issue_flush()
653 atomic_dec(&fcc->queued_flush); in f2fs_issue_flush()
668 struct flush_cmd_control *fcc; in f2fs_create_flush_cmd_control() local
671 fcc = SM_I(sbi)->fcc_info; in f2fs_create_flush_cmd_control()
672 if (fcc->f2fs_issue_flush) in f2fs_create_flush_cmd_control()
677 fcc = f2fs_kzalloc(sbi, sizeof(struct flush_cmd_control), GFP_KERNEL); in f2fs_create_flush_cmd_control()
678 if (!fcc) in f2fs_create_flush_cmd_control()
680 atomic_set(&fcc->issued_flush, 0); in f2fs_create_flush_cmd_control()
681 atomic_set(&fcc->queued_flush, 0); in f2fs_create_flush_cmd_control()
682 init_waitqueue_head(&fcc->flush_wait_queue); in f2fs_create_flush_cmd_control()
683 init_llist_head(&fcc->issue_list); in f2fs_create_flush_cmd_control()
684 SM_I(sbi)->fcc_info = fcc; in f2fs_create_flush_cmd_control()
689 fcc->f2fs_issue_flush = kthread_run(issue_flush_thread, sbi, in f2fs_create_flush_cmd_control()
691 if (IS_ERR(fcc->f2fs_issue_flush)) { in f2fs_create_flush_cmd_control()
692 int err = PTR_ERR(fcc->f2fs_issue_flush); in f2fs_create_flush_cmd_control()
694 fcc->f2fs_issue_flush = NULL; in f2fs_create_flush_cmd_control()
703 struct flush_cmd_control *fcc = SM_I(sbi)->fcc_info; in f2fs_destroy_flush_cmd_control() local
705 if (fcc && fcc->f2fs_issue_flush) { in f2fs_destroy_flush_cmd_control()
706 struct task_struct *flush_thread = fcc->f2fs_issue_flush; in f2fs_destroy_flush_cmd_control()
708 fcc->f2fs_issue_flush = NULL; in f2fs_destroy_flush_cmd_control()
712 kfree(fcc); in f2fs_destroy_flush_cmd_control()