linux-kernel - Re: [RESEND][RFC PATCH v2] waitfd

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Date:	Sat, 10 Jan 2009 14:52:21 +0000
From:	Scott James Remnant <scott@...onical.com>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Casey Dahlin <cdahlin@...hat.com>,
	Roland McGrath <roland@...hat.com>,
	Ulrich Drepper <drepper@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Davide Libenzi <davidel@...ilserver.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [RESEND][RFC PATCH v2] waitfd

On Thu, 2009-01-08 at 22:39 +0100, Oleg Nesterov wrote:

> Btw. It is not that I am trying to argue against sys_waitfd(), but do
> you have the "real life" example when it can be useful? Yes, poll().
> But we have signalfd. SIGCHLD is not rt signal, but afaics this is not
> the problem actually. Just curious.
> 
signalfd() can't currently be made to work in the way you describe.

Scott
-- 
Scott James Remnant
scott@...onical.com

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