linux-kernel - [PATCH] KVM: vmx: delete meaningless vmx_decache_cr0_guest

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Message-ID: <1580916833-28905-1-git-send-email-linmiaohe@huawei.com>
Date:   Wed, 5 Feb 2020 23:33:53 +0800
From:   linmiaohe <linmiaohe@...wei.com>
To:     <pbonzini@...hat.com>, <rkrcmar@...hat.com>,
        <sean.j.christopherson@...el.com>, <vkuznets@...hat.com>,
        <wanpengli@...cent.com>, <jmattson@...gle.com>, <joro@...tes.org>,
        <tglx@...utronix.de>, <mingo@...hat.com>, <bp@...en8.de>,
        <hpa@...or.com>
CC:     <linmiaohe@...wei.com>, <kvm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <x86@...nel.org>
Subject: [PATCH] KVM: vmx: delete meaningless vmx_decache_cr0_guest_bits() declaration

From: Miaohe Lin <linmiaohe@...wei.com>

The function vmx_decache_cr0_guest_bits() is only called below its
implementation. So this is meaningless and should be removed.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 arch/x86/kvm/vmx/vmx.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 678edbd6e278..061fefc30ecc 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -1428,8 +1428,6 @@ static bool emulation_required(struct kvm_vcpu *vcpu)
 	return emulate_invalid_guest_state && !guest_state_valid(vcpu);
 }
 
-static void vmx_decache_cr0_guest_bits(struct kvm_vcpu *vcpu);
-
 unsigned long vmx_get_rflags(struct kvm_vcpu *vcpu)
 {
 	struct vcpu_vmx *vmx = to_vmx(vcpu);
-- 
2.19.1