netdev - Re: [Bug 106241] New: shutdown(3)/close(3) behaviour is incorrect for sockets in accept(3)

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Message-ID: <20151022190701.GV22011@ZenIV.linux.org.uk>
Date:	Thu, 22 Oct 2015 20:07:01 +0100
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Casper.Dik@...cle.com
Cc:	Alan Burlison <Alan.Burlison@...cle.com>,
	David Miller <davem@...emloft.net>, eric.dumazet@...il.com,
	stephen@...workplumber.org, netdev@...r.kernel.org,
	dholland-tech@...bsd.org
Subject: Re: [Bug 106241] New: shutdown(3)/close(3) behaviour is incorrect
 for sockets in accept(3)

On Thu, Oct 22, 2015 at 08:24:51PM +0200, Casper.Dik@...cle.com wrote:

> The external behaviour atomic; you cannot distinguish the order
> between the closing of the original file (and waking up other threads
> waiting for a record lock) or changing the file referenced by that newfd.
> 
> But this not include a global or process specific lock.

Interesting...  Do you mean that decriptor-to-file lookup blocks until that
rundown finishes?
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