The Unix Heritage Society mailing list
 help / color / mirror / Atom feed
From: rochkind@basepath.com (Marc Rochkind)
Subject: [TUHS] Etymology of the open file table?
Date: Mon, 21 Mar 2016 20:23:43 -0600	[thread overview]
Message-ID: <CAOkr1zU5Ay8PaLsZeGNgnAei+cvbUXgp9Qyto78KrjvRyFC+NQ@mail.gmail.com> (raw)
In-Reply-To: <CAEoi9W6m-va2u0ZCRdSMrvSS-ELq8GFSWg=QUyWBOsVakqeMFA@mail.gmail.com>

A ref-counted data structure organized how, for what language? Integers are
really easy to work with.

(Perhaps I misunderstood your post.)

On Mon, Mar 21, 2016 at 8:07 PM, Dan Cross <crossd at gmail.com> wrote:

> This came up today at work; what's the origin of the open file table? The
> suggestion was made that, instead, a ref-counted data structure could be
> allocated at open() time to serve the same purpose, and that a table of
> open files was superfluous. My guess was that this made it (relatively)
> easy to look up what files referred to a particular device?
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://minnie.tuhs.org/pipermail/tuhs/attachments/20160321/71c55663/attachment.html>


  reply	other threads:[~2016-03-22  2:23 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-22  2:07 Dan Cross
2016-03-22  2:23 ` Marc Rochkind [this message]
2016-03-22  2:28   ` Larry McVoy
2016-03-22  2:56     ` Warren Toomey
2016-03-22  3:02     ` Dan Cross
2016-03-22  3:02   ` Dan Cross
2016-03-22  4:00     ` John Cowan
2016-03-22  4:11       ` Warner Losh
2016-03-23 19:48         ` Dan Cross
2016-03-23 20:17           ` John Cowan

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAOkr1zU5Ay8PaLsZeGNgnAei+cvbUXgp9Qyto78KrjvRyFC+NQ@mail.gmail.com \
    --to=rochkind@basepath.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).