From: Ingo Molnar <mingo@elte.hu>
To: john stultz <johnstul@us.ibm.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Steven Rostedt <rostedt@goodmis.org>,
Sripathi Kodi <sripathik@in.ibm.com>,
Oleg Nesterov <oleg@tv-sign.ru>,
Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Subject: Re: [BUG] futex_unlock_pi() hurts my brain and may cause application deadlock
Date: Thu, 31 May 2007 16:55:55 +0200 [thread overview]
Message-ID: <20070531145555.GA24218@elte.hu> (raw)
In-Reply-To: <1180623027.17878.2.camel@localhost>
* john stultz <johnstul@us.ibm.com> wrote:
> > > --- a/kernel/futex.c
> > > +++ b/kernel/futex.c
> > > @@ -2011,6 +2011,7 @@ pi_faulted:
> > > attempt);
> > > if (ret)
> > > goto out_unlock;
> > > + uval = 0;
> > > goto retry_locked;
> >
> > this looks good to me. Oleg has posted a few more fixes as well -
> > have you tried those too?
>
> Do you have a URL or subject line for the discussion? I'll take a look
> and give them a whirl.
i meant to say Alexey, not Oleg :-) Here's the thread:
http://lkml.org/lkml/2007/5/7/129
i've Cc:-ed Alexey too.
Ingo
next prev parent reply other threads:[~2007-05-31 14:56 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-31 0:49 [BUG] futex_unlock_pi() hurts my brain and may cause application deadlock john stultz
2007-05-31 1:29 ` Steven Rostedt
2007-05-31 14:53 ` Ulrich Drepper
2007-05-31 2:52 ` [PATCH RT] fix faulting bomb in futex_unlock_pi64 Steven Rostedt
2007-05-31 3:18 ` Steven Rostedt
2007-05-31 17:20 ` Ulrich Drepper
2007-05-31 14:24 ` [BUG] futex_unlock_pi() hurts my brain and may cause application deadlock Ingo Molnar
2007-05-31 14:50 ` john stultz
2007-05-31 14:55 ` Ingo Molnar [this message]
2007-05-31 16:48 ` john stultz
2007-07-31 23:53 ` [RESEND] " john stultz
2007-08-01 0:00 ` Steven Rostedt
2007-08-01 1:41 ` David Miller
2007-08-06 7:20 ` Ingo Molnar
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