374 	struct vmclock_file_state *fst = fp->private_data;  in vmclock_miscdev_mmap()  local
375 	struct vmclock_state *st = fst->st;  in vmclock_miscdev_mmap()
395 	struct vmclock_file_state *fst = fp->private_data;  in vmclock_miscdev_read()  local
396 	struct vmclock_state *st = fst->st;  in vmclock_miscdev_read()
407 	old_seq = atomic_read(&fst->seq);  in vmclock_miscdev_read()
423 			if (atomic_try_cmpxchg(&fst->seq, &old_seq, seq) ||  in vmclock_miscdev_read()
439 	struct vmclock_file_state *fst = fp->private_data;  in vmclock_miscdev_poll()  local
440 	struct vmclock_state *st = fst->st;  in vmclock_miscdev_poll()
453 	if (atomic_read(&fst->seq) != seq)  in vmclock_miscdev_poll()
463 	struct vmclock_file_state *fst = kzalloc_obj(*fst);  in vmclock_miscdev_open()  local
465 	if (!fst)  in vmclock_miscdev_open()
468 	fst->st = st;  in vmclock_miscdev_open()
469 	atomic_set(&fst->seq, 0);  in vmclock_miscdev_open()
471 	fp->private_data = fst;  in vmclock_miscdev_open()