[PATCH] kvm: x86: make a function in x86.c static to avoid compiling warning

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kvm_emulate_wbinvd_noskip is only used in x86.c, and should be
static to avoid compiling warning when with -Wmissing-prototypes
option.

Signed-off-by: Jiang Biao <jiang.biao2@xxxxxxxxxx>
---
 arch/x86/kvm/x86.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index e375235..cfd916c 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4795,7 +4795,7 @@ static void emulator_invlpg(struct x86_emulate_ctxt *ctxt, ulong address)
 	kvm_mmu_invlpg(emul_to_vcpu(ctxt), address);
 }
 
-int kvm_emulate_wbinvd_noskip(struct kvm_vcpu *vcpu)
+static int kvm_emulate_wbinvd_noskip(struct kvm_vcpu *vcpu)
 {
 	if (!need_emulate_wbinvd(vcpu))
 		return X86EMUL_CONTINUE;
-- 
2.1.0

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