linux-kernel - Re: [PATCH] x86/cmpxchg: Remove superfluous definitions

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Date:   Tue, 27 Sep 2016 13:02:09 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Nikolay Borisov <n.borisov.lkml@...il.com>
Cc:     hpa@...or.com, x86@...nel.org, mingo@...hat.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/cmpxchg: Remove superfluous definitions

On Mon, Sep 26, 2016 at 09:11:18PM +0300, Nikolay Borisov wrote:
> cmpxchg contained definitions for unused (x)add_* operations, dating back
> to the original ticket spinlock implementation. Nowadays these are
> unused so remove them.

https://lkml.kernel.org/r/20160518184302.GO3193@twins.programming.kicks-ass.net

should go first though... Ingo?