From: Ulrich Drepper <drepper@redhat.com>
To: David Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: follow-up: discrepancy with POSIX
Date: Wed, 19 Sep 2007 10:04:39 -0700 [thread overview]
Message-ID: <46F156A7.5000304@redhat.com> (raw)
In-Reply-To: <20070919.095251.45154496.davem@davemloft.net>
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David Miller wrote:
> It just occured to me that AF_UNSPEC might be used simply
> because "all zeros" might be a valid real bindable address
> for some address family. And using AF_UNSPEC avoids that
> problem entirely.
Yes, but for IPv4/6 it's not an issue. Some implementations might
handle all-zeros and the spec _currently_ calls for it. In this case an
alignment would be good.
I guess I'll just go ahead and file a problem report with the spec.
Maybe the Unix vendors will test their implementations in provide feedback.
- --
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖
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next prev parent reply other threads:[~2007-09-19 20:26 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-19 15:21 follow-up: discrepancy with POSIX Ulrich Drepper
2007-09-19 15:47 ` Andi Kleen
2007-09-19 16:49 ` Ulrich Drepper
2007-09-19 16:52 ` David Miller
2007-09-19 17:04 ` Ulrich Drepper [this message]
2007-09-19 17:27 ` Ulrich Drepper
2007-09-19 17:26 ` Andi Kleen
2007-09-19 17:46 ` Ulrich Drepper
2007-09-19 17:57 ` Andi Kleen
2007-09-19 18:02 ` Ulrich Drepper
2007-09-19 18:30 ` Andi Kleen
2007-09-19 18:38 ` Rick Jones
2007-09-19 19:40 ` Andi Kleen
2007-09-19 20:33 ` Valdis.Kletnieks
2007-09-19 18:06 ` Alan Cox
2007-09-19 16:15 ` David Miller
2007-09-19 16:39 ` Alan Cox
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