From 79cadff2d92bb8b1448f6dba6861d15adc3dc4cb Mon Sep 17 00:00:00 2001
From: Vitaly Kuznetsov
Date: Wed, 2 Aug 2017 18:09:13 +0200
Subject: x86/hyper-v: Include hyperv/ only when CONFIG_HYPERV is set

Code is arch/x86/hyperv/ is only needed when CONFIG_HYPERV is set, the
'basic' support and detection lives in arch/x86/kernel/cpu/mshyperv.c
which is included when CONFIG_HYPERVISOR_GUEST is set.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Stephen Hemminger <sthemmin@microsoft.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Jork Loeser <Jork.Loeser@microsoft.com>
Cc: K. Y. Srinivasan <kys@microsoft.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Simon Xiao <sixiao@microsoft.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: devel@linuxdriverproject.org
Link: http://lkml.kernel.org/r/20170802160921.21791-2-vkuznets@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/Kbuild | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'arch/x86/Kbuild')

diff --git a/arch/x86/Kbuild b/arch/x86/Kbuild
index 586b786b3edf..3e6f64073005 100644
--- a/arch/x86/Kbuild
+++ b/arch/x86/Kbuild
@@ -8,7 +8,7 @@ obj-$(CONFIG_KVM) += kvm/
 obj-$(CONFIG_XEN) += xen/
 
 # Hyper-V paravirtualization support
-obj-$(CONFIG_HYPERVISOR_GUEST) += hyperv/
+obj-$(subst m,y,$(CONFIG_HYPERV)) += hyperv/
 
 # lguest paravirtualization support
 obj-$(CONFIG_LGUEST_GUEST) += lguest/
-- 
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