Subject: Re: bi-directional pipes?
To: Paul Kranenburg <firstname.lastname@example.org>
From: Jason R Thorpe <email@example.com>
Date: 02/04/2003 08:27:09
On Tue, Feb 04, 2003 at 03:21:18PM +0100, Paul Kranenburg wrote:
> Our pipe(2) system call internally creates data structures to enable
> bi-directional traffic (inherited from FreeBSD). We don't currently
> use this. We don't even expose it at all since the pipe descriptors are
> marked read-only and write-only.
> The question is: do we want to hang on to this?
> If not, the code can be simplified, which, among other things, would
> reduce complexity of an MP-safe locking design (something that FreeBSD
> hasn't got right either, as far as I can tell).
I'd say simplify.
-- Jason R. Thorpe <firstname.lastname@example.org>