From: Hideo AOKI <haoki@redhat.com>
To: Herbert Xu <herbert@gondor.apana.org.au>,
David Miller <davem@davemloft.net>
Cc: netdev <netdev@vger.kernel.org>,
Eric Dumazet <dada1@cosmosbay.com>,
Satoshi Oshima <satoshi.oshima.fk@hitachi.com>,
Bill Fink <billfink@mindspring.com>,
Andi Kleen <andi@firstfloor.org>,
Evgeniy Polyakov <johnpol@2ka.mipt.ru>,
Stephen Hemminger <shemminger@linux-foundation.org>,
yoshfuji@linux-ipv6.org,
Yumiko Sugita <yumiko.sugita.yf@hitachi.com>,
haoki@redhat.com
Subject: Re: [PATCH 4/4] udp: memory accounting in IPv4
Date: Mon, 10 Dec 2007 20:28:37 -0500 [thread overview]
Message-ID: <475DE7C5.30201@redhat.com> (raw)
In-Reply-To: <20071210092252.GA1598@gondor.apana.org.au>
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.
next prev parent reply other threads:[~2007-12-11 1:34 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-28 18:48 [PATCH 0/4] UDP memory accounting and limitation (take 9) Hideo AOKI
2007-11-28 18:52 ` [PATCH 1/4] udp: fix send buffer check Hideo AOKI
2007-11-28 18:52 ` [PATCH 2/4] datagram: mem_scheudle functions Hideo AOKI
2007-12-01 12:09 ` Herbert Xu
2007-12-04 0:10 ` Hideo AOKI
2007-12-15 14:45 ` Herbert Xu
2007-12-18 17:02 ` Hideo AOKI
2007-11-28 18:53 ` [PATCH 3/4] udp: add udp_mem, udp_rmem_min and udp_wmem_min Hideo AOKI
2007-11-28 18:53 ` [PATCH 4/4] udp: memory accounting in IPv4 Hideo AOKI
2007-12-01 12:21 ` Herbert Xu
2007-12-01 13:08 ` Eric Dumazet
2007-12-01 13:16 ` Herbert Xu
2007-12-04 0:14 ` Hideo AOKI
2007-12-04 0:26 ` Herbert Xu
2007-12-06 4:28 ` Hideo AOKI
2007-12-10 9:22 ` Herbert Xu
2007-12-11 1:28 ` Hideo AOKI [this message]
-- strict thread matches above, loose matches on Subject: below --
2007-12-15 5:07 [PATCH 0/4] [UDP]: memory accounting and limitation (take 10) Hideo AOKI
2007-12-15 5:15 ` [PATCH 4/4] [UDP]: memory accounting in IPv4 Hideo AOKI
2007-12-18 2:33 [PATCH 0/4] [UDP]: memory accounting and limitation (take 11) Hideo AOKI
2007-12-18 2:38 ` [PATCH 4/4] [UDP]: memory accounting in IPv4 Hideo AOKI
2007-12-20 11:44 ` David Miller
2007-12-21 3:58 ` Hideo AOKI
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