linux: Release 4.13.4-openpower2

Add two patches for P9:

  powerpc/mce: Move 64-bit machine check code into mce.c
  powerpc/64s: Add workaround for P9 vector CI load issue

The first patch is a prerequsite for the second. The second patch is in
the powerpc-next branch for 4.15.

Signed-off-by: Joel Stanley <joel@jms.id.au>
diff --git a/openpower/linux/0001-xhci-Use-xhci_pci_remove-for-xhci-device-shutdown.patch b/openpower/linux/0001-xhci-Use-xhci_pci_remove-for-xhci-device-shutdown.patch
index 0ff68d8..e2b40d5 100644
--- a/openpower/linux/0001-xhci-Use-xhci_pci_remove-for-xhci-device-shutdown.patch
+++ b/openpower/linux/0001-xhci-Use-xhci_pci_remove-for-xhci-device-shutdown.patch
@@ -1,7 +1,7 @@
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: Thadeu Lima De Souza Cascardo <thadeul@br.ibm.com>
 Date: Tue, 25 Mar 2014 10:45:16 -0400
-Subject: [PATCH 1/2] xhci: Use xhci_pci_remove for xhci device shutdown
+Subject: [PATCH 1/4] xhci: Use xhci_pci_remove for xhci device shutdown
 
 Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
 Signed-off-by: Joel Stanley <joel@jms.id.au>