x86: Rename pagetable_setup_start() to pagetable_init()

In preparation for unifying the pagetable_setup_start() and
pagetable_setup_done() setup functions, rename appropriately all the
infrastructure related to pagetable_setup_start().

Signed-off-by: Attilio Rao <attilio.rao@citrix.com>
Ackedd-by: <konrad.wilk@oracle.com>
Cc: <Ian.Campbell@citrix.com>
Cc: <Stefano.Stabellini@eu.citrix.com>
Cc: <xen-devel@lists.xensource.com>
Link: http://lkml.kernel.org/r/1345580561-8506-3-git-send-email-attilio.rao@citrix.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 90cbbe0..61b7d98 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -961,7 +961,7 @@
 	kvmclock_init();
 #endif
 
-	x86_init.paging.pagetable_setup_start();
+	x86_init.paging.pagetable_init();
 	paging_init();
 	x86_init.paging.pagetable_setup_done(swapper_pg_dir);
 
diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
index 3b88493..0e1e950 100644
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -26,7 +26,7 @@
 
 void __cpuinit x86_init_noop(void) { }
 void __init x86_init_uint_noop(unsigned int unused) { }
-void __init x86_init_pgd_start_noop(void) { }
+void __init x86_init_pgd_init_noop(void) { }
 void __init x86_init_pgd_done_noop(pgd_t *unused) { }
 int __init iommu_init_noop(void) { return 0; }
 void iommu_shutdown_noop(void) { }
@@ -69,7 +69,7 @@
 	},
 
 	.paging = {
-		.pagetable_setup_start	= native_pagetable_setup_start,
+		.pagetable_init		= native_pagetable_init,
 		.pagetable_setup_done	= native_pagetable_setup_done,
 	},