Function pipespace

freebsd/kern/sys_pipe.c:602–609

* Wrapper for pipespace_new() that performs locking assertions. */

 * Wrapper for pipespace_new() that performs locking assertions.
 */
static int
pipespace(struct pipe *cpipe, int size)
{

	KASSERT(cpipe->pipe_state & PIPE_LOCKFL,
	    ("Unlocked pipe passed to pipespace"));
	return (pipespace_new(cpipe, size));
}

/*
 * lock a pipe for I/O, blocking other access