netdev - Re: [PATCH 2/3] vringh: kill off ACCESS

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Message-Id: <20161124123546.2727086b.cornelia.huck@de.ibm.com>
Date:   Thu, 24 Nov 2016 12:35:46 +0100
From:   Cornelia Huck <cornelia.huck@...ibm.com>
To:     Mark Rutland <mark.rutland@....com>
Cc:     linux-kernel@...r.kernel.org, dave@...olabs.net, dbueso@...e.de,
        dvyukov@...gle.com, jasowang@...hat.com, kvm@...r.kernel.org,
        mst@...hat.com, netdev@...r.kernel.org, paulmck@...ux.vnet.ibm.com,
        virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH 2/3] vringh: kill off ACCESS_ONCE()

On Thu, 24 Nov 2016 10:25:13 +0000
Mark Rutland <mark.rutland@....com> wrote:

> Despite living under drivers/ vringh.c is also used as part of the userspace
> virtio tools. Before we can kill off the ACCESS_ONCE()definition in the tools,
> we must convert vringh.c to use {READ,WRITE}_ONCE().
> 
> This patch does so, along with the required include of <linux/compiler.h> for
> the relevant definitions. The userspace tools provide their own definitions in
> their own <linux/compiler.h>.
> 
> Signed-off-by: Mark Rutland <mark.rutland@....com>
> Cc: Jason Wang <jasowang@...hat.com>
> Cc: Michael S. Tsirkin <mst@...hat.com>
> Cc: kvm@...r.kernel.org
> Cc: linux-kernel@...r.kernel.org
> Cc: netdev@...r.kernel.org
> Cc: virtualization@...ts.linux-foundation.org
> ---
>  drivers/vhost/vringh.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)

Reviewed-by: Cornelia Huck <cornelia.huck@...ibm.com>