From owner-freebsd-hackers  Mon Dec 22 01:22:19 1997
Return-Path: <owner-freebsd-hackers>
Received: (from root@localhost)
          by hub.freebsd.org (8.8.7/8.8.7) id BAA11284
          for hackers-outgoing; Mon, 22 Dec 1997 01:22:19 -0800 (PST)
          (envelope-from owner-freebsd-hackers)
Received: from word.smith.net.au (vh1.gsoft.com.au [203.38.152.122])
          by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id BAA11261
          for <hackers@freebsd.org>; Mon, 22 Dec 1997 01:22:00 -0800 (PST)
          (envelope-from mike@word.smith.net.au)
Received: from word (localhost [127.0.0.1])
	by word.smith.net.au (8.8.8/8.8.5) with ESMTP id TAA00603;
	Mon, 22 Dec 1997 19:46:14 +1030 (CST)
Message-Id: <199712220916.TAA00603@word.smith.net.au>
X-Mailer: exmh version 2.0zeta 7/24/97
To: "J. Weatherbee - Senior Systems Architect" <jamil@acroal.com>
cc: hackers@freebsd.org
Subject: Re: Descriptor vectorized read/write? 
In-reply-to: Your message of "Mon, 22 Dec 1997 00:35:09 -0800."
             <Pine.BSF.3.96.971222001036.2544A-100000@acroal.com> 
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Date: Mon, 22 Dec 1997 19:46:14 +1030
From: Mike Smith <mike@smith.net.au>
Sender: owner-freebsd-hackers@freebsd.org
X-Loop: FreeBSD.org
Precedence: bulk

> And in addition to this, has anyone ever though of implement vectorized
> read/write calls that are vectorized across multiple descriptors.  i.e
> reading from multiple descriptors into buffers simultaneously, possibly
> implemented similarily to the way poll(2) is.

Use async I/O for this.

And overloading structure members is poor programming technique.

mike