Function fdused

freebsd/kern/kern_descrip.c:264–273

}

static void
fdused(struct filedesc *fdp, int fd)
{

	FILEDESC_XLOCK_ASSERT(fdp);

	fdused_init(fdp, fd);
	if (fd == fdp->fd_freefile)
		fdp->fd_freefile++;
}

/*
 * Mark a file descriptor as unused.