[v3 3/5] KVM: move kvm_get_kvm to kvm_host.h

[Jike Song <jike.song@intel.com>]

So that external users like vfio can call it without introducing
symbol-level dependency.

Signed-off-by: Jike Song <jike.song@intel.com>
---
 include/linux/kvm_host.h | 5 ++++-
 virt/kvm/kvm_main.c      | 6 ------
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 01c0b9c..e1e877af 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -526,7 +526,10 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align,
 		  struct module *module);
 void kvm_exit(void);
 
-void kvm_get_kvm(struct kvm *kvm);
+static inline void kvm_get_kvm(struct kvm *kvm)
+{
+	atomic_inc(&kvm->users_count);
+}
 void kvm_put_kvm(struct kvm *kvm);
 
 static inline struct kvm_memslots *__kvm_memslots(struct kvm *kvm, int as_id)
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 348d6fd..e25359b 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -740,12 +740,6 @@ static void kvm_destroy_vm(struct kvm *kvm)
 	mmdrop(mm);
 }
 
-void kvm_get_kvm(struct kvm *kvm)
-{
-	atomic_inc(&kvm->users_count);
-}
-EXPORT_SYMBOL_GPL(kvm_get_kvm);
-
 void kvm_put_kvm(struct kvm *kvm)
 {
 	if (atomic_dec_and_test(&kvm->users_count))
-- 
1.9.1