From: Oleg Nesterov <oleg@redhat.com>
To: Scott James Remnant <scott@canonical.com>
Cc: Casey Dahlin <cdahlin@redhat.com>,
Roland McGrath <roland@redhat.com>,
Ulrich Drepper <drepper@gmail.com>, Ingo Molnar <mingo@elte.hu>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Randy Dunlap <randy.dunlap@oracle.com>,
Davide Libenzi <davidel@xmailserver.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [RESEND][RFC PATCH v2] waitfd
Date: Sat, 10 Jan 2009 19:21:55 +0100 [thread overview]
Message-ID: <20090110182155.GA17516@redhat.com> (raw)
In-Reply-To: <1231607398.11642.104.camel@quest>
On 01/10, Scott James Remnant wrote:
>
> On Sat, 2009-01-10 at 17:19 +0100, Oleg Nesterov wrote:
>
> > I am not sure we are talking about the same thing, but afaics poll() +
> > signalfd can work to (say) reap the childs. Actually, ppoll() alone is
> > enough.
> >
> Last time I checked, ppoll() was not actually implemented across all
> architectures in a manner that solved the race it was intended to solve.
>
As I said, this is imho unfair. But I mentioned ppol() "just in case".
My questiong was why do you think that "signalfd() can't currently be
made to work in the way you describe". You have dropped this part to
change the topic?
Oleg.
next prev parent reply other threads:[~2009-01-10 18:24 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-06 18:11 [RFC PATCH v2] waitfd Casey Dahlin
2009-01-06 18:27 ` Alan Cox
2009-01-06 18:31 ` Randy Dunlap
2009-01-06 18:45 ` Casey Dahlin
2009-01-06 18:50 ` Randy Dunlap
2009-01-06 18:48 ` Andi Kleen
2009-01-06 19:07 ` [RESEND][RFC " Casey Dahlin
2009-01-07 12:34 ` Ingo Molnar
2009-01-07 13:05 ` Casey Dahlin
2009-01-07 15:00 ` Ingo Molnar
2009-01-07 17:19 ` Oleg Nesterov
2009-01-07 17:24 ` Ingo Molnar
2009-01-07 17:52 ` Davide Libenzi
2009-01-07 20:38 ` Casey Dahlin
2009-01-10 14:47 ` Scott James Remnant
2009-01-10 21:14 ` Casey Dahlin
2009-01-10 21:20 ` Scott James Remnant
2009-01-10 22:08 ` Casey Dahlin
2009-01-10 22:31 ` Oleg Nesterov
2009-01-10 22:37 ` Casey Dahlin
2009-01-10 22:46 ` Oleg Nesterov
2009-01-07 20:53 ` Roland McGrath
2009-01-07 20:58 ` Ingo Molnar
2009-01-07 21:05 ` Davide Libenzi
2009-01-07 21:50 ` Ingo Molnar
2009-01-07 21:02 ` Ulrich Drepper
2009-01-08 14:32 ` Oleg Nesterov
2009-01-08 19:35 ` Roland McGrath
2009-01-08 20:36 ` Casey Dahlin
2009-01-08 21:39 ` Oleg Nesterov
2009-01-10 14:52 ` Scott James Remnant
2009-01-10 16:19 ` Oleg Nesterov
2009-01-10 17:09 ` Scott James Remnant
2009-01-10 18:21 ` Oleg Nesterov [this message]
2009-01-10 18:46 ` Scott James Remnant
2009-01-10 14:50 ` Scott James Remnant
2009-01-10 21:20 ` Casey Dahlin
2009-01-08 22:04 ` Michael Kerrisk
2009-01-10 14:09 ` Scott James Remnant
2009-01-10 14:45 ` Scott James Remnant
2009-01-10 15:57 ` Oleg Nesterov
2009-01-10 17:07 ` Scott James Remnant
2009-01-10 18:13 ` Oleg Nesterov
2009-01-10 20:13 ` Scott James Remnant
2009-01-10 22:24 ` Oleg Nesterov
2009-01-10 23:14 ` Davide Libenzi
2009-01-10 22:25 ` Casey Dahlin
2009-01-10 23:11 ` Davide Libenzi
2011-03-02 1:37 ` Denys Vlasenko
2011-03-02 13:55 ` Oleg Nesterov
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