x86: remove depends on X86_32 from PARAVIRT & PARAVIRT_GUEST

With this, the paravirt_ops code can be enabled on x86_64 also.

Each guest implementation (Xen, VMI, lguest) now depends on X86_32. The
dependencies can be dropped for each one when they start to support
x86_64.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/lguest/Kconfig b/arch/x86/lguest/Kconfig
index 19626ac..964dfa3 100644
--- a/arch/x86/lguest/Kconfig
+++ b/arch/x86/lguest/Kconfig
@@ -1,6 +1,7 @@
 config LGUEST_GUEST
 	bool "Lguest guest support"
 	select PARAVIRT
+	depends on X86_32
 	depends on !X86_PAE
 	depends on !(X86_VISWS || X86_VOYAGER)
 	select VIRTIO