linux-kernel - Re: [RFC PATCH 13/13] vsock: fix bind() behaviour taking care of CID

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Message-ID: <20191009132919.GN5747@stefanha-x1.localdomain>
Date:   Wed, 9 Oct 2019 14:29:19 +0100
From:   Stefan Hajnoczi <stefanha@...il.com>
To:     Stefano Garzarella <sgarzare@...hat.com>
Cc:     netdev@...r.kernel.org, Sasha Levin <sashal@...nel.org>,
        linux-hyperv@...r.kernel.org,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        kvm@...r.kernel.org, "Michael S. Tsirkin" <mst@...hat.com>,
        Dexuan Cui <decui@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        linux-kernel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        Stefan Hajnoczi <stefanha@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jorgen Hansen <jhansen@...are.com>
Subject: Re: [RFC PATCH 13/13] vsock: fix bind() behaviour taking care of CID

On Fri, Sep 27, 2019 at 01:27:03PM +0200, Stefano Garzarella wrote:
> When we are looking for a socket bound to a specific address,
> we also have to take into account the CID.
> 
> This patch is useful with multi-transports support because it
> allows the binding of the same port with different CID, and
> it prevents a connection to a wrong socket bound to the same
> port, but with different CID.
> 
> Signed-off-by: Stefano Garzarella <sgarzare@...hat.com>
> ---
>  net/vmw_vsock/af_vsock.c | 10 ++++++++--
>  1 file changed, 8 insertions(+), 2 deletions(-)

Reviewed-by: Stefan Hajnoczi <stefanha@...hat.com>

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