linux-kernel - Re: [PATCH v2] arch/powerpc/include/asm/barrier.h: redefine rmb and wmb to lwsync

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Message-ID: <Y/XmhjbbD58wi49B@li-a450e7cc-27df-11b2-a85c-b5a9ac31e8ef.ibm.com>
Date:   Wed, 22 Feb 2023 15:25:18 +0530
From:   Kautuk Consul <kconsul@...ux.vnet.ibm.com>
To:     Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     Michael Ellerman <mpe@...erman.id.au>,
        Nicholas Piggin <npiggin@...il.com>,
        Rohan McLure <rmclure@...ux.ibm.com>,
        "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] arch/powerpc/include/asm/barrier.h: redefine rmb and
 wmb to lwsync

> >> I'd have preferred with 'asm volatile' though.
> > Sorry about that! That wasn't the intent of this patch.
> > Probably another patch series should change this manner of #defining
> > assembly.
> 
> Why adding new line wrong then have to have another patch to make them 
> right ?
> 
> When you build a new house in an old village, you first build your house 
> with old materials and then you replace everything with new material ?
Sorry Christophe. I will take care next time to adhere to new
conventions.