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Re: Fw: b44 ifconfig fails with ENOMEM

from [David S. Miller] [Permanent Link][Original]
To: Andrew Morton <akpm@xxxxxxxx>
Subject: Re: Fw: b44 ifconfig fails with ENOMEM
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
Date: Tue, 4 Jan 2005 14:20:26 -0800
Cc: netdev@xxxxxxxxxxx
In-reply-to: <20050103191836.57f918e5.akpm@osdl.org>
References: <20050103191836.57f918e5.akpm@osdl.org>
Sender: netdev-bounce@xxxxxxxxxxx 
On Mon, 3 Jan 2005 19:18:36 -0800
Andrew Morton <akpm@xxxxxxxx> wrote:

> b44 requires an order-8 allocation?  Good luck...

Yes, it allocates a full TX ring worth of bounce buffers
to work around a DMA addressing limitation.  It should do
a bunch of smaller consistent allocations instead of one
huge one, that's for sure.
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