netdev - Re: [PATCH 1/2] ehea: Reduce memory usage in buffer pools

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Message-Id: <20111125.130021.1921439178229825424.davem@davemloft.net>
Date:	Fri, 25 Nov 2011 13:00:21 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	anton@...ba.org
Cc:	cascardo@...ux.vnet.ibm.com, netdev@...r.kernel.org
Subject: Re: [PATCH 1/2] ehea: Reduce memory usage in buffer pools

From: Anton Blanchard <anton@...ba.org>
Date: Wed, 23 Nov 2011 21:13:02 +1100

> 
> Now that we enable multiqueue by default the ehea driver is using
> quite a lot of memory for its buffer pools. With 4 queues we
> consume 64MB in the jumbo packet ring, 16MB in the medium packet
> ring and 16MB in the tiny packet ring.
> 
> We should only fill the jumbo ring once the MTU is increased but
> for now halve it's size so it consumes 32MB. Also reduce the tiny
> packet ring, with 4 queues we had 16k entries which is overkill.
> 
> Signed-off-by: Anton Blanchard <anton@...ba.org>

Applied.
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