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Date:   Mon, 23 Sep 2019 11:06:36 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
Cc:     "Paul E. McKenney" <paulmck@...ux.ibm.com>,
        Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
        Oleg Nesterov <oleg@...hat.com>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Russell King - ARM Linux admin <linux@...linux.org.uk>,
        Chris Metcalf <cmetcalf@...hip.com>,
        Christoph Lameter <cl@...ux.com>,
        Kirill Tkhai <tkhai@...dex.ru>, Mike Galbraith <efault@....de>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [RFC PATCH for 5.4 0/7] Membarrier fixes and cleanups

On Thu, Sep 19, 2019 at 01:36:58PM -0400, Mathieu Desnoyers wrote:
> Hi,
> 
> Those series of fixes and cleanups are initially motivated by the report
> of race in membarrier, which can load p->mm->membarrier_state after mm
> has been freed (use-after-free).
> 

The lot looks good to me; what do you want done with them (them being
RFC and all) ?

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