From: "Timo Teräs" <timo.teras@iki.fi>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH 2/7] flow: structurize flow cache
Date: Tue, 30 Mar 2010 15:02:42 +0300 [thread overview]
Message-ID: <4BB1E862.8090302@iki.fi> (raw)
In-Reply-To: <20100330120104.GB5731@gondor.apana.org.au>
Herbert Xu wrote:
> On Mon, Mar 29, 2010 at 05:12:39PM +0300, Timo Teras wrote:
>> Group all per-cpu data to one structure instead of having many
>> globals. Also prepare the internals so that we can have multiple
>> instances of the flow cache if needed.
>
> Grouping everything together looks sane. But adding the flow
> cache pointer to everything seems to be unnecessary. Why would
> we need multiple flow caches?
Just a precaution since it doable cheaply.
If we want generic flow cache, we might want to have multiple
instance in future. It might also make sense to have per-net
flow cache.
next prev parent reply other threads:[~2010-03-30 12:02 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-29 14:12 [PATCH 0/7] caching bundles, iteration 2 Timo Teras
2010-03-29 14:12 ` [PATCH 1/7] xfrm: remove policy lock when accessing policy->walk.dead Timo Teras
2010-03-29 14:43 ` Herbert Xu
2010-03-30 4:55 ` Timo Teräs
2010-03-30 11:53 ` Herbert Xu
2010-03-30 12:04 ` Timo Teräs
2010-03-30 12:14 ` Herbert Xu
2010-03-30 12:21 ` Timo Teräs
2010-03-30 12:23 ` Herbert Xu
2010-03-30 12:41 ` Timo Teräs
2010-03-30 12:48 ` Herbert Xu
2010-03-30 13:33 ` Timo Teräs
2010-03-30 14:30 ` Herbert Xu
2010-03-30 14:34 ` Herbert Xu
2010-03-30 14:37 ` Herbert Xu
2010-03-30 14:01 ` Timo Teräs
2010-03-30 14:29 ` Herbert Xu
2010-03-30 15:36 ` Timo Teräs
2010-03-31 0:43 ` Herbert Xu
2010-03-29 14:12 ` [PATCH 2/7] flow: structurize flow cache Timo Teras
2010-03-30 12:01 ` Herbert Xu
2010-03-30 12:02 ` Timo Teräs [this message]
2010-03-30 12:15 ` Herbert Xu
2010-03-29 14:12 ` [PATCH 3/7] flow: allocate hash table for online cpus only Timo Teras
2010-03-30 12:12 ` Herbert Xu
2010-03-31 12:32 ` Rusty Russell
2010-03-31 13:27 ` Timo Teräs
2010-03-29 14:12 ` [PATCH 4/7] flow: delayed deletion of flow cache entries Timo Teras
2010-03-30 12:22 ` Herbert Xu
2010-03-30 12:32 ` Timo Teräs
2010-03-30 12:36 ` Herbert Xu
2010-03-30 12:43 ` Timo Teräs
2010-03-29 14:12 ` [PATCH 5/7] flow: virtualize get and entry deletion methods Timo Teras
2010-03-29 14:12 ` [PATCH 6/7] xfrm: cache bundles instead of policies for outgoing flows Timo Teras
2010-03-29 14:12 ` [PATCH 7/7] xfrm: remove policy garbage collection Timo Teras
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