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

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Message-Id: <20090108193530.99D74FC3DD@magilla.sf.frob.com>
Date:	Thu,  8 Jan 2009 11:35:30 -0800 (PST)
From:	Roland McGrath <roland@...hat.com>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Ulrich Drepper <drepper@...il.com>, Ingo Molnar <mingo@...e.hu>,
	Casey Dahlin <cdahlin@...hat.com>,
	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

> > Since waitfd shouldn't consume the child termination notification
> > waitfd should be more widely usable than the wait*() interfaces.

waitid can be used that way with WNOWAIT.
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