From: Herbert Xu <herbert@gondor.apana.org.au>
To: Timo Teras <timo.teras@iki.fi>
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH] xfrm: cache bundle lookup results in flow cache
Date: Wed, 17 Mar 2010 21:07:04 +0800 [thread overview]
Message-ID: <20100317130704.GA2601@gondor.apana.org.au> (raw)
In-Reply-To: <1268655610-7845-1-git-send-email-timo.teras@iki.fi>
On Mon, Mar 15, 2010 at 02:20:10PM +0200, Timo Teras wrote:
> Instead of doing O(n) xfrm_find_bundle() call per-packet, cache
> the previous lookup results in flow cache. The flow cache is
> updated to be per-netns and more generic.
This only works well if the traffic doesn't switch bundles much.
But if that were the case then the number of bundles is likely
to be small anyway.
IOW I think if we're doing this then we should go the whole
distance and directly cache bundles instead of policies in the
flow cache.
Cheers,
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2010-03-17 13:07 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-15 12:20 [PATCH] xfrm: cache bundle lookup results in flow cache Timo Teras
2010-03-17 13:07 ` Herbert Xu [this message]
2010-03-17 14:16 ` Timo Teräs
2010-03-17 14:58 ` Herbert Xu
2010-03-17 15:56 ` Timo Teräs
2010-03-17 16:32 ` Timo Teräs
2010-03-18 19:30 ` Timo Teräs
2010-03-19 0:31 ` Herbert Xu
2010-03-19 5:48 ` Timo Teräs
2010-03-19 6:03 ` Herbert Xu
2010-03-19 6:21 ` Timo Teräs
2010-03-19 7:17 ` Herbert Xu
2010-03-19 7:27 ` Timo Teräs
2010-03-19 0:32 ` Herbert Xu
2010-03-19 7:20 ` Herbert Xu
2010-03-19 7:48 ` Timo Teräs
2010-03-19 8:29 ` Herbert Xu
2010-03-19 8:37 ` Timo Teräs
2010-03-19 8:47 ` Herbert Xu
2010-03-19 9:12 ` Timo Teräs
2010-03-19 9:32 ` Herbert Xu
2010-03-19 9:53 ` Timo Teräs
2010-03-20 15:17 ` Herbert Xu
2010-03-20 16:26 ` Timo Teräs
2010-03-21 0:46 ` Herbert Xu
2010-03-21 7:34 ` Timo Teräs
2010-03-21 8:31 ` Timo Teräs
2010-03-22 3:52 ` Herbert Xu
2010-03-22 18:03 ` Timo Teräs
2010-03-23 7:28 ` Timo Teräs
2010-03-23 7:42 ` Herbert Xu
2010-03-23 9:19 ` Timo Teräs
2010-03-23 9:41 ` Herbert Xu
2010-03-22 1:26 ` David Miller
2010-03-22 1:28 ` David Miller
2010-03-22 1:32 ` Herbert Xu
2010-03-22 1:36 ` David Miller
2010-03-22 1:40 ` Herbert Xu
2010-03-22 3:12 ` David Miller
2010-03-22 3:52 ` Herbert Xu
2010-03-22 18:31 ` Timo Teräs
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