netdev - Re: [PATCH 31/33] sctp: add sctp_sock_set

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Message-ID: <20200521135723.GA12368@lst.de>
Date:   Thu, 21 May 2020 15:57:23 +0200
From:   Christoph Hellwig <hch@....de>
To:     Marcelo Ricardo Leitner <marcelo.leitner@...il.com>
Cc:     Christoph Hellwig <hch@....de>, David Miller <davem@...emloft.net>,
        kuba@...nel.org, edumazet@...gle.com, kuznet@....inr.ac.ru,
        yoshfuji@...ux-ipv6.org, vyasevich@...il.com,
        nhorman@...driver.com, jmaloy@...hat.com, ying.xue@...driver.com,
        drbd-dev@...ts.linbit.com, linux-kernel@...r.kernel.org,
        linux-rdma@...r.kernel.org, linux-nvme@...ts.infradead.org,
        target-devel@...r.kernel.org, linux-afs@...ts.infradead.org,
        linux-cifs@...r.kernel.org, cluster-devel@...hat.com,
        ocfs2-devel@....oracle.com, netdev@...r.kernel.org,
        linux-sctp@...r.kernel.org, ceph-devel@...r.kernel.org,
        rds-devel@....oracle.com, linux-nfs@...r.kernel.org
Subject: Re: [PATCH 31/33] sctp: add sctp_sock_set_nodelay

On Thu, May 21, 2020 at 10:33:48AM -0300, Marcelo Ricardo Leitner wrote:
> With the patch there are now two ways of enabling nodelay.

There is exactly one way to do for user applications, and one way
for kernel drivers.  (actually they could just set the field directly,
which no one does for sctp, but for ipv4 a few do just that).