From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Vrabel <dvrabel@cantab.net>
Subject: Re: Load increase after memory upgrade (part2)
Date: Thu, 14 Jun 2012 09:38:31 +0100
Message-ID: <4FD9A307.9030203@cantab.net>
References: <zarafa.4f4e2069.413c.75dd1c180ec000b7@uhura.space.zz>	<zarafa.4facde3c.0774.52df3a5311f718f3@uhura.space.zz>	<20120511194138.GA30099@phenom.dumpdata.com>
	<20120613165529.GA10986@phenom.dumpdata.com>
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To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Konrad Rzeszutek Wilk <konrad@darnok.org>, xen-devel <xen-devel@lists.xensource.com>, Carsten Schiers <carsten@schiers.de>, Jan Beulich <jbeulich@suse.com>, Sander Eikelenboom <linux@eikelenboom.it>
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On 13/06/12 17:55, Konrad Rzeszutek Wilk wrote:
> 
> +	/* 3. Do the exchange for non-contiguous MFNs. */
> +	success = xen_exchange_memory(n, 0 /* this is always called per page */, in_frames,
> +				      n, 0, out_frames, address_bits);

vmalloc() does not require physically contiguous MFNs.

David