netdev - Re: [PATCH 4/4] udp: memory accounting in IPv4

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Message-ID: <475DE7C5.30201@redhat.com>
Date:	Mon, 10 Dec 2007 20:28:37 -0500
From:	Hideo AOKI <haoki@...hat.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>,
	David Miller <davem@...emloft.net>
CC:	netdev <netdev@...r.kernel.org>,
	Eric Dumazet <dada1@...mosbay.com>,
	Satoshi Oshima <satoshi.oshima.fk@...achi.com>,
	Bill Fink <billfink@...dspring.com>,
	Andi Kleen <andi@...stfloor.org>,
	Evgeniy Polyakov <johnpol@....mipt.ru>,
	Stephen Hemminger <shemminger@...ux-foundation.org>,
	yoshfuji@...ux-ipv6.org,
	Yumiko Sugita <yumiko.sugita.yf@...achi.com>, haoki@...hat.com
Subject: Re: [PATCH 4/4] udp: memory accounting in IPv4

Herbert Xu wrote:
> On Wed, Dec 05, 2007 at 11:28:34PM -0500, Hideo AOKI wrote:
>> 1. Using sk_forward_alloc and adding socket lock
>>
>>    UDP already uses a socket lock to send message. However, it doesn't
>>    use the lock to receive message. I wonder if we can also use the
>>    lock when sk_forward_alloc is updated in receive processing.
>>    I understand performance issue might occur, but ...
> 
> Having discussed this with Dave we've agreed that this is the
> best way to go.
> 
> Thanks,

Hello,

Thank you so much for reviewing.

I chose this solution and developed new patch set.
I'm testing the patch set right now.
I'll submit it to netdev as soon as I finish the test.

Best regards,
Hideo

-- 
Hitachi Computer Products (America) Inc.
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