linux-kernel - [PATCH 01/19] KVM: x86/mmu: Remove unused "kvm" of kvm_mmu_unlink

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Message-Id: <20220125095909.38122-2-cloudliang@tencent.com>
Date:   Tue, 25 Jan 2022 17:58:51 +0800
From:   Jinrong Liang <ljr.kernel@...il.com>
To:     Paolo Bonzini <pbonzini@...hat.com>
Cc:     Xianting Tian <xianting.tian@...ux.alibaba.com>,
        Jim Mattson <jmattson@...gle.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 01/19] KVM: x86/mmu: Remove unused "kvm" of kvm_mmu_unlink_parents()

From: Jinrong Liang <cloudliang@...cent.com>

The "struct kvm *kvm" parameter of kvm_mmu_unlink_parents()
is not used, so remove it. No functional change intended.

Signed-off-by: Jinrong Liang <cloudliang@...cent.com>
---
 arch/x86/kvm/mmu/mmu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 593093b52395..305aa0c5026f 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -2307,7 +2307,7 @@ static int kvm_mmu_page_unlink_children(struct kvm *kvm,
 	return zapped;
 }
 
-static void kvm_mmu_unlink_parents(struct kvm *kvm, struct kvm_mmu_page *sp)
+static void kvm_mmu_unlink_parents(struct kvm_mmu_page *sp)
 {
 	u64 *sptep;
 	struct rmap_iterator iter;
@@ -2351,7 +2351,7 @@ static bool __kvm_mmu_prepare_zap_page(struct kvm *kvm,
 	++kvm->stat.mmu_shadow_zapped;
 	*nr_zapped = mmu_zap_unsync_children(kvm, sp, invalid_list);
 	*nr_zapped += kvm_mmu_page_unlink_children(kvm, sp, invalid_list);
-	kvm_mmu_unlink_parents(kvm, sp);
+	kvm_mmu_unlink_parents(sp);
 
 	/* Zapping children means active_mmu_pages has become unstable. */
 	list_unstable = *nr_zapped;
-- 
2.33.1