Symbol: witness_is_owned
sys/kern/vfs_subr.c
5781
witness_is_owned(&vp->v_vnlock->lock_object) == -1);
sys/kern/vfs_subr.c
5799
witness_is_owned(&vp->v_vnlock->lock_object) == 1;
sys/sys/lock.h
240
int witness_is_owned(const struct lock_object *lock);