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From: Rusty Russell <rusty@rustcorp.com.au>
To: Christoph Lameter <cl@linux-foundation.org>
Subject: Re: [PATCH] Allocate module.ref array dynamically
Date: Fri, 21 Nov 2008 09:51:24 +1030
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Cc: Eric Dumazet <dada1@cosmosbay.com>, Takashi Iwai <tiwai@suse.de>,
       Andreas Gruenbacher <agruen@suse.de>, Jan Blunck <jblunck@suse.de>,
       Andrew Morton <akpm@linux-foundation.org>, linux-kernel@vger.kernel.org,
       Mike Travis <travis@sgi.com>
References: <s5htzaekp6o.wl%tiwai@suse.de> <200811161030.34054.rusty@rustcorp.com.au> <Pine.LNX.4.64.0811201038580.19948@quilx.com>
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On Friday 21 November 2008 03:17:24 Christoph Lameter wrote:
> > 7) Make percpu area grow dynamically.
> >    - Yes, but a thorny tangle esp. with IA64.  The cmdline hack is
> > probably sufficient meanwhile, and parallels can be drawn with vmalloc.
>
> Allright. Please check with David Miller who wants to allocate thousands
> of network interfaces which all need a MIB block.

Yes, I'm already battling Dave over percpu issues.  I'll add this to the list 
:)

Thanks for the warning,
Rusty.