netdev - Re: [v2] vhost: add vsock compat ioctl

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Message-Id: <20180317.092406.1395846063616448715.davem@davemloft.net>
Date:   Sat, 17 Mar 2018 09:24:06 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     sonnyrao@...omium.org
Cc:     netdev@...r.kernel.org
Subject: Re: [v2] vhost: add vsock compat ioctl

From: Sonny Rao <sonnyrao@...omium.org>
Date: Fri, 16 Mar 2018 17:54:12 -0700

> On Fri, Mar 16, 2018 at 12:30 PM, David Miller <davem@...emloft.net> wrote:
>>
>> Although the top level ioctls are probably size and layout compatible,
>> I do not think that the deeper ioctls can be called by compat binaries
>> without some translations in order for them to work.
> 
> Ok, thanks -- I have only tested VHOST_VSOCK_SET_GUEST_CID and
> VHOST_VSOCK_SET_RUNNING but by deeper ioctls I think you might mean
> the ioctls under vhost_dev_ioctl() and vhost_vring_ioctl()?

Yes.