[PATCH] hyperv: fix build if KEXEC not enabled

From: Stephen Hemminger
Date: Mon Sep 07 2015 - 13:22:33 EST

Fixes regression 4.3 mergw window in my config
where hyperv is enable but CONFIG_KEXEC not enabled.

arch/x86/kernel/cpu/mshyperv.c:112: undefined reference to `native_machine_crash_shutdown'

Introduced by:
commit b4370df2b1f5158de028e167974263c5757b34a6
Author: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Date: Sat Aug 1 16:08:09 2015 -0700

Drivers: hv: vmbus: add special crash handler

Signed-off-by: Stephen Hemminger <stephen@xxxxxxxxxxxxxxxxxx>

--- a/arch/x86/kernel/cpu/mshyperv.c 2015-09-07 10:11:24.994885115 -0700
+++ b/arch/x86/kernel/cpu/mshyperv.c 2015-09-07 10:14:20.995698615 -0700
@@ -109,7 +109,9 @@ static void hv_machine_crash_shutdown(st
if (hv_crash_handler)

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