linux-kernel - Re: [PATCH 185/222] tcp: fix MSG_SENDPAGE

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Date:	Fri, 01 Feb 2013 18:40:57 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	"David S. Miller" <davem@...emloft.net>
Cc:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com, Eric Dumazet <edumazet@...gle.com>,
	Herton Ronaldo Krzesinski <herton.krzesinski@...onical.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH 185/222] tcp: fix MSG_SENDPAGE_NOTLAST logic

On Wed, 2013-01-16 at 13:56 -0200, Herton Ronaldo Krzesinski wrote:
> 3.5.7.3 -stable review patch.  If anyone has any objections, please let me know.
> 
> ------------------
> 
> From: Eric Dumazet <edumazet@...gle.com>
> 
> commit ae62ca7b03217be5e74759dc6d7698c95df498b3 upstream.
> 
> commit 35f9c09fe9c72e (tcp: tcp_sendpages() should call tcp_push() once)
> added an internal flag : MSG_SENDPAGE_NOTLAST meant to be set on all
> frags but the last one for a splice() call.
[...]

David, I think this is needed for 3.0 and 3.2 as well since
35f9c09fe9c72e was backported to them.  You previously included it in
updates for 3.4 and 3.7.

Ben.

-- 
Ben Hutchings
Everything should be made as simple as possible, but not simpler.
                                                           - Albert Einstein

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