diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c
index c1c1544b8485..47ec7f201d27 100644
--- a/arch/x86/lguest/boot.c
+++ b/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: