linux-kernel - Re: [PATCH 5/5] futex: fix miss ordered wakeups

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Message-Id: <1213279495.16459.33.camel@localhost.localdomain>
Date:	Thu, 12 Jun 2008 07:04:55 -0700
From:	Daniel Walker <dwalker@...sta.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	linux-kernel@...r.kernel.org, Ulrich Drepper <drepper@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Arjan van de Ven <arjan@...radead.org>
Subject: Re: [PATCH 5/5] futex: fix miss ordered wakeups


On Thu, 2008-06-12 at 15:57 +0200, Peter Zijlstra wrote:
> On Thu, 2008-06-12 at 06:22 -0700, Daniel Walker wrote:
> > On Thu, 2008-06-12 at 08:07 +0200, Peter Zijlstra wrote:
> > > On Wed, 2008-06-11 at 13:49 -0700, Daniel Walker wrote:
> > > > plain text document attachment (blocked_on-futex.patch)
> > > 
> > > I thought everybody and his dog didn't care for this?
> > 
> > Just Thomas ..
> 
> And me, I really don't see the point in this, use PI futexes already if
> you care for wakeup ordering.

Does it make sense that we allow a priority based plist ordering, but we
don't keep the priorities up to date? That doesn't make sense to me.

Daniel

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