--- ./arch/i386/kernel/ioport.c.bad	Thu Aug 19 10:39:26 2004
+++ ./arch/i386/kernel/ioport.c	Thu Aug 19 10:51:12 2004
@@ -96,11 +96,11 @@
 		memcpy(tss->io_bitmap, t->io_bitmap, IO_BITMAP_BYTES);
 		tss->bitmap = IO_BITMAP_OFFSET; /* Activate it in the TSS */
 	}
-	preempt_enable();
 
 #ifdef CONFIG_PAX_KERNEXEC
 	pax_close_kernel(flags, cr3);
 #endif
+	preempt_enable();
 
 	return 0;
 }