linux-kernel - Re: [PATCH net-next v9 16/16] unix: Convert udp_sendpage() to use MSG_SPLICE

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Message-ID: <CAF=yD-J8KGX5gjGBK6OO2SuoVa8s07Cm-oKxwmvBmRXY7XscBQ@mail.gmail.com>
Date:   Fri, 19 May 2023 18:09:31 -0400
From:   Willem de Bruijn <willemdebruijn.kernel@...il.com>
To:     David Howells <dhowells@...hat.com>
Cc:     netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        David Ahern <dsahern@...nel.org>,
        Matthew Wilcox <willy@...radead.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        Christoph Hellwig <hch@...radead.org>,
        Jens Axboe <axboe@...nel.dk>, Jeff Layton <jlayton@...nel.org>,
        Christian Brauner <brauner@...nel.org>,
        Chuck Lever III <chuck.lever@...cle.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, Kuniyuki Iwashima <kuniyu@...zon.com>
Subject: Re: [PATCH net-next v9 16/16] unix: Convert udp_sendpage() to use MSG_SPLICE_PAGES

On Thu, May 18, 2023 at 9:08 AM David Howells <dhowells@...hat.com> wrote:
>
> Convert unix_stream_sendpage() to use sendmsg() with MSG_SPLICE_PAGES
> rather than directly splicing in the pages itself.
>
> This allows ->sendpage() to be replaced by something that can handle
> multiple multipage folios in a single transaction.
>
> Signed-off-by: David Howells <dhowells@...hat.com>
> cc: "David S. Miller" <davem@...emloft.net>
> cc: Eric Dumazet <edumazet@...gle.com>
> cc: Jakub Kicinski <kuba@...nel.org>
> cc: Paolo Abeni <pabeni@...hat.com>
> cc: Kuniyuki Iwashima <kuniyu@...zon.com>
> cc: Jens Axboe <axboe@...nel.dk>
> cc: Matthew Wilcox <willy@...radead.org>
> cc: netdev@...r.kernel.org

tiny nit: subject s/udp_sendpage/unix_stream_sendpage/

no other comments on this patch series from me