From mboxrd@z Thu Jan  1 00:00:00 1970
From: Rainer Weikusat <rweikusat@mobileactivedefense.com>
Subject: Re: [PATCH] net: unix: non blocking recvmsg() should not return -EINTR
Date: Wed, 26 Mar 2014 21:04:52 +0000
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Cc: David Laight <David.Laight@ACULAB.COM>,
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Rainer Weikusat <rw@sable> writes:

[...]

> The underlying problem would seem to be that a O_NONBLOCK call might
> actually block forever in case a blocking receiver sits on the lock and
> no data is ever received.

... except that this probably cannot happen because O_NONBLOCK is a file
status flag and not a file descriptor flag.

NB: I've neither tested nor checked this.