netdev - Re: [PATCH 0/2 v4] Open vSwitch zerocopy upcall

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Message-ID: <CAEP_g=9gjBYB_K1rD+WWQdJXxUZ-vDLBBeUTio8KEz6TJrMKpw@mail.gmail.com>
Date:	Fri, 15 Nov 2013 17:34:12 +0800
From:	Jesse Gross <jesse@...ira.com>
To:	David Miller <davem@...emloft.net>
Cc:	Thomas Graf <tgraf@...g.ch>,
	"dev@...nvswitch.org" <dev@...nvswitch.org>,
	netdev <netdev@...r.kernel.org>,
	Eric Dumazet <eric.dumazet@...il.com>
Subject: Re: [PATCH 0/2 v4] Open vSwitch zerocopy upcall

On Thu, Nov 14, 2013 at 3:13 PM, David Miller <davem@...emloft.net> wrote:
> From: Thomas Graf <tgraf@...g.ch>
> Date: Fri,  8 Nov 2013 11:47:16 +0100
>
>> Respin of the zerocopy patches for the openvswitch upcall.
>>
>> V4: - Daniel Borkmann pointed out that the style in skbuff.h has changed
>>       in net-next, adapted to no longer using extern in headers.
>> V3: - Removed unneeded alignment of nlmsg_len after padding
>> V2: - Added skb_zerocopy_headlen() to calculate headroom of destination
>>       buffer. This also takes care of the from->head_frag issue.
>>     - Attribute alignment for frag_list case
>>     - API documentation
>>     - performance data for CHECKSUM_PARTIAL tx case
>>
>> Thomas Graf (2):
>>   net: Export skb_zerocopy() to zerocopy from one skb to another
>>   openvswitch: Use skb_zerocopy() for upcall
>
> No objections from me for these changes, but it's too late for the
> current merge window.
>
> Jesse can feel free to queue this up in his tree and you can add my:
>
> Acked-by: David S. Miller <davem@...emloft.net>
>
> to these patches.
>
> Thanks!

Thanks - there's some discussion related to these patches in the
thread "linux: Signal datapath that unaligned Netlink message can be
received" so I'm waiting until that concludes.
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