netdev - Re: [PATCH net-next v7 5/5] net/smc: Add global configure for handshake limitation by netlink

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Message-ID: <YgXOECtXYJnsWLDd@TonyMac-Alibaba>
Date:   Fri, 11 Feb 2022 10:46:40 +0800
From:   Tony Lu <tonylu@...ux.alibaba.com>
To:     "D. Wythe" <alibuda@...ux.alibaba.com>
Cc:     kgraul@...ux.ibm.com, kuba@...nel.org, davem@...emloft.net,
        netdev@...r.kernel.org, linux-s390@...r.kernel.org,
        linux-rdma@...r.kernel.org
Subject: Re: [PATCH net-next v7 5/5] net/smc: Add global configure for
 handshake limitation by netlink

On Thu, Feb 10, 2022 at 05:11:38PM +0800, D. Wythe wrote:
> From: "D. Wythe" <alibuda@...ux.alibaba.com>
> 
> Although we can control SMC handshake limitation through socket options,
> which means that applications who need it must modify their code. It's
> quite troublesome for many existing applications. This patch modifies
> the global default value of SMC handshake limitation through netlink,
> providing a way to put constraint on handshake without modifies any code
> for applications.
> 
> Suggested-by: Tony Lu <tonylu@...ux.alibaba.com>
> Signed-off-by: D. Wythe <alibuda@...ux.alibaba.com>

Reviewed-by: Tony Lu <tonylu@...ux.alibaba.com>

This patch looks good to me. This patch set starts to solve the problem
that the SMC connection performance is not good enough.

Thank you,
Tony Lu