linux-kernel - Re: [PATCH v3 10/11] arch: Remove cmpxchg

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Message-ID: <ZGHy21ZEK4Q6umhV@osiris>
Date:   Mon, 15 May 2023 10:52:43 +0200
From:   Heiko Carstens <hca@...ux.ibm.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     torvalds@...ux-foundation.org, corbet@....net, will@...nel.org,
        boqun.feng@...il.com, mark.rutland@....com,
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        borntraeger@...ux.ibm.com, svens@...ux.ibm.com, tglx@...utronix.de,
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        x86@...nel.org, hpa@...or.com, joro@...tes.org,
        suravee.suthikulpanit@....com, robin.murphy@....com,
        dwmw2@...radead.org, baolu.lu@...ux.intel.com,
        Arnd Bergmann <arnd@...db.de>,
        Herbert Xu <herbert@...dor.apana.org.au>, davem@...emloft.net,
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        Andrew Morton <akpm@...ux-foundation.org>, vbabka@...e.cz,
        roman.gushchin@...ux.dev, 42.hyeyoo@...il.com,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, linux-s390@...r.kernel.org,
        iommu@...ts.linux.dev, linux-arch@...r.kernel.org,
        linux-crypto@...r.kernel.org
Subject: Re: [PATCH v3 10/11] arch: Remove cmpxchg_double

On Mon, May 15, 2023 at 09:57:09AM +0200, Peter Zijlstra wrote:
> No moar users, remove the monster.
> 
> Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
> ---
...
>  arch/s390/include/asm/cmpxchg.h            |   34 -----------------
>  arch/s390/include/asm/percpu.h             |   18 ---------

FWIW, for s390:
Acked-by: Heiko Carstens <hca@...ux.ibm.com>