netdev - Re: [PATCH 1/4] flow: virtualize flow cache entry methods

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Message-ID: <20100406123404.GA24294@gondor.apana.org.au>
Date:	Tue, 6 Apr 2010 20:34:04 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Timo Teras <timo.teras@....fi>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH 1/4] flow: virtualize flow cache entry methods

On Mon, Apr 05, 2010 at 08:01:24PM +0300, Timo Teras wrote:
> This allows to validate the cached object before returning it.
> It also allows to destruct object properly, if the last reference
> was held in flow cache. This is also a prepartion for caching
> bundles in the flow cache.
> 
> In return for virtualizing the methods, we save on:
> - not having to regenerate the whole flow cache on policy removal:
>   each flow matching a killed policy gets refreshed as the getter
>   function notices it smartly.
> - we do not have to call flow_cache_flush from policy gc, since the
>   flow cache now properly deletes the object if it had any references
> 
> Signed-off-by: Timo Teras <timo.teras@....fi>

Acked-by: Herbert Xu <herbert@...dor.apana.org.au>

Thanks a lot for the patch!
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