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[Xen-devel] Re: [PATCH 8 of 13] Add a bootparameter to reserve high line

To: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
Subject: [Xen-devel] Re: [PATCH 8 of 13] Add a bootparameter to reserve high linear address space for hypervisors
From: Andi Kleen <ak@xxxxxxx>
Date: 02 Aug 2006 04:59:32 +0200
Cc: Andrew Morton <akpm@xxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ian Pratt <ian.pratt@xxxxxxxxxxxxx>, Linux Kernel <linux-kernel@xxxxxxxxxxxxxxx>, Chris Wright <chrisw@xxxxxxxxxxxx>, virtualization@xxxxxxxxxxxxxx, "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>, Christoph Lameter <clameter@xxxxxxx>
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Rusty Russell <rusty@xxxxxxxxxxxxxxx> writes:
> 
> I only implemented parse_early_param two years ago; maybe it is time for
> i386 to use it...

Problem is that it's too late. Some of the stuff is already needed
in setup_arch. You would need to move it before it first.

Unfortunately touching the order might cause very subtle problem
on other architectures - this tends to be fragile.

-Andi

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