linux-kernel - Re: [RFC][PATCH 4/4] futex: Rewrite FUTEX_UNLOCK

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Date:   Wed, 5 Oct 2016 09:41:47 +0200
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     mingo@...nel.org, tglx@...utronix.de, juri.lelli@....com,
        rostedt@...dmis.org, xlpang@...hat.com,
        linux-kernel@...r.kernel.org, mathieu.desnoyers@...icios.com,
        jdesfossez@...icios.com, bristot@...hat.com
Subject: Re: [RFC][PATCH 4/4] futex: Rewrite FUTEX_UNLOCK_PI

On 2016-10-03 11:12:38 [+0200], Peter Zijlstra wrote:
> There's a number of 'interesting' problems with FUTEX_UNLOCK_PI, all
> caused by holding hb->lock while doing the rt_mutex_unlock()
> equivalient.

are those problems DL related?

Sebastian