lguest: don't disable iospace.

This no longer speeds up boot (IDE got better, I guess), but it does stop
us probing for a PCI bus.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

arch/x86/lguest/boot.c

@@ -1399,14 +1399,6 @@ __init void lguest_init(void)
 	/* Hook in our special panic hypercall code. */
 	atomic_notifier_chain_register(&panic_notifier_list, &paniced);
 
-	/*
-	 * The IDE code spends about 3 seconds probing for disks: if we reserve
-	 * all the I/O ports up front it can't get them and so doesn't probe.
-	 * Other device drivers are similar (but less severe).  This cuts the
-	 * kernel boot time on my machine from 4.1 seconds to 0.45 seconds.
-	 */
-	paravirt_disable_iospace();
-
 	/*
 	 * This is messy CPU setup stuff which the native boot code does before
 	 * start_kernel, so we have to do, too: