linux-kernel - Re: [RFC PATCH 09/33] Add start-of-day setup hooks to subarch

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Date:	Tue, 18 Jul 2006 13:49:26 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Arjan van de Ven <arjan@...radead.org>
CC:	Chris Wright <chrisw@...s-sol.org>, linux-kernel@...r.kernel.org,
	virtualization@...ts.osdl.org, xen-devel@...ts.xensource.com,
	Andi Kleen <ak@...e.de>, Andrew Morton <akpm@...l.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Zachary Amsden <zach@...are.com>,
	Ian Pratt <ian.pratt@...source.com>,
	Christian Limpach <Christian.Limpach@...cam.ac.uk>,
	Jeremy Fitzhardinge <jeremy@...source.com>
Subject: Re: [RFC PATCH 09/33] Add start-of-day setup hooks to subarch

Arjan van de Ven wrote:
> what is this for? Isn't this 1) undocumented and 2) unclear and 3)
> ugly ? (I'm pretty sure the HAVE_ARCH_* stuff is highly deprecated for
> new things nowadays)
>   

It appears to be completely unnecessary.  Xen doesn't use 
sanitize_e820_map(), but there's no obvious harm in leaving it there 
(and it's init code, so there's no long-term cost).


    J

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