sys/kern/vfs_lockf.c

338 	struct lockf *splitlock;
364 	splitlock = *sparelock;
366 	cv_destroy(&splitlock->lf_cv);
367 	memcpy(splitlock, lock1, sizeof(*splitlock));
368 	cv_init(&splitlock->lf_cv, lockstr);
370 	splitlock->lf_start = lock2->lf_end + 1;
371 	TAILQ_INIT(&splitlock->lf_blkhd);
376 	splitlock->lf_next = lock1->lf_next;
377 	lock2->lf_next = splitlock;