netdev - Re: [PATCH net-next v3 01/18] net: Copy slab data for sendmsg(MSG_SPLICE

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Message-ID: <c6f16229c7b84ff953120a12005c9397e572aa0d.camel@redhat.com>
Date: Fri, 23 Jun 2023 12:21:16 +0200
From: Paolo Abeni <pabeni@...hat.com>
To: David Howells <dhowells@...hat.com>
Cc: Jakub Kicinski <kuba@...nel.org>, Eric Dumazet <edumazet@...gle.com>, 
 netdev@...r.kernel.org, Alexander Duyck <alexander.duyck@...il.com>, "David
 S. Miller" <davem@...emloft.net>, Willem de Bruijn
 <willemdebruijn.kernel@...il.com>, David Ahern <dsahern@...nel.org>,
 Matthew Wilcox <willy@...radead.org>, Jens Axboe <axboe@...nel.dk>,
 linux-mm@...ck.org, linux-kernel@...r.kernel.org, Menglong Dong
 <imagedong@...cent.com>
Subject: Re: [PATCH net-next v3 01/18] net: Copy slab data for
 sendmsg(MSG_SPLICE_PAGES)

On Fri, 2023-06-23 at 11:06 +0100, David Howells wrote:
> Paolo Abeni <pabeni@...hat.com> wrote:
> 
> > I'm unsure I follow the above ?!? I *thought* sendpage could be killed
> > even without patch 1/18 and 2/18, leaving some patches in this series
> > unmodified, and mangling those explicitly leveraging 1/18 to use
> > multiple sendmsg()s with different flags?
> 
> That's what I meant.
> 
> With the example, I was showing the minimum needed replacement for a call to
> sendpage.

Thank LGTM!

Thanks,

Paolo