[PATCH 3.10 24/24] xen: fix backport of previous kexec patch

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

3.10-stable review patch.  If anyone has any objections, please let me know.

------------------

Fixes the backport of 0b34a166f291d255755be46e43ed5497cdd194f2 upstream

Commit 0b34a166f291d255755be46e43ed5497cdd194f2 "x86/xen: Support
kexec/kdump in HVM guests by doing a soft reset" has been added to the
4.2-stable tree" needed to correct the CONFIG variable, as
CONFIG_KEXEC_CORE only showed up in 4.3.

Reported-by: David Vrabel <david.vrabel@citrix.com>
Reported-by: Luis Henriques <luis.henriques@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 arch/x86/xen/enlighten.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -33,7 +33,7 @@
 #include <linux/memblock.h>
 #include <linux/edd.h>
 
-#ifdef CONFIG_KEXEC_CORE
+#ifdef CONFIG_KEXEC
 #include <linux/kexec.h>
 #endif
 
@@ -1748,7 +1748,7 @@ static struct notifier_block xen_hvm_cpu
 	.notifier_call	= xen_hvm_cpu_notify,
 };
 
-#ifdef CONFIG_KEXEC_CORE
+#ifdef CONFIG_KEXEC
 static void xen_hvm_shutdown(void)
 {
 	native_machine_shutdown();
@@ -1777,7 +1777,7 @@ static void __init xen_hvm_guest_init(vo
 	x86_init.irqs.intr_init = xen_init_IRQ;
 	xen_hvm_init_time_ops();
 	xen_hvm_init_mmu_ops();
-#ifdef CONFIG_KEXEC_CORE
+#ifdef CONFIG_KEXEC
 	machine_ops.shutdown = xen_hvm_shutdown;
 	machine_ops.crash_shutdown = xen_hvm_crash_shutdown;
 #endif