linux-kernel - Re: arc_usr_cmpxchg and preemption

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Message-ID: <20180316175856.GD4043@hirez.programming.kicks-ass.net>
Date:   Fri, 16 Mar 2018 18:58:56 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Vineet Gupta <Vineet.Gupta1@...opsys.com>
Cc:     Alexey Brodkin <Alexey.Brodkin@...opsys.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
        "linux-snps-arc@...ts.infradead.org" 
        <linux-snps-arc@...ts.infradead.org>
Subject: Re: arc_usr_cmpxchg and preemption

On Fri, Mar 16, 2018 at 10:54:52AM -0700, Vineet Gupta wrote:
> I'd say just bite the bullet, write the patch and we can refine it there !

Just be glad its not futex.c proper ;-) I'll try and have a look later..