From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeremy Fitzhardinge <jeremy@xensource.com>
Subject: [PATCH] xen: disable all non-virtual devices
Date: Tue, 05 Jun 2007 18:23:54 -0700
Message-ID: <46660CAA.9000206@xensource.com>
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To: Andi Kleen <ak@suse.de>
Cc: Virtualization Mailing List <virtualization@lists.osdl.org>, Andrew Morton <akpm@linux-foundation.org>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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A domU Xen environment has no non-virtual drivers, so make sure
they're all disabled at once.  This noticeably speeds up boot time.

Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>

diff -r c79da0042c7d arch/i386/xen/setup.c
--- a/arch/i386/xen/setup.c	Tue Jun 05 18:17:30 2007 -0700
+++ b/arch/i386/xen/setup.c	Tue Jun 05 18:17:59 2007 -0700
@@ -93,4 +93,6 @@ void __init xen_arch_setup(void)
 	/* fill cpus_possible with all available cpus */
 	xen_fill_possible_map();
 #endif
+
+	paravirt_disable_iospace();
 }