linux-kernel - [PATCH 03/12] KVM: X86/MMU: Split a part of kvm_unsync_page() as kvm_mmu_page_mark

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Date:   Sun,  5 Jun 2022 14:43:33 +0800
From:   Lai Jiangshan <jiangshanlai@...il.com>
To:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        Paolo Bonzini <pbonzini@...hat.com>
Cc:     Sean Christopherson <seanjc@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Maxim Levitsky <mlevitsk@...hat.com>,
        Lai Jiangshan <jiangshan.ljs@...group.com>
Subject: [PATCH 03/12] KVM: X86/MMU: Split a part of kvm_unsync_page() as kvm_mmu_page_mark_unsync()

From: Lai Jiangshan <jiangshan.ljs@...group.com>

Make it as the opposite function of kvm_mmu_page_clear_unsync().

Signed-off-by: Lai Jiangshan <jiangshan.ljs@...group.com>
---
 arch/x86/kvm/mmu/mmu.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index c20981dfc4fd..cc0207e26f6e 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -2529,12 +2529,16 @@ static int kvm_mmu_unprotect_page_virt(struct kvm_vcpu *vcpu, gva_t gva)
 	return r;
 }
 
-static void kvm_unsync_page(struct kvm *kvm, struct kvm_mmu_page *sp)
+static void kvm_mmu_page_mark_unsync(struct kvm *kvm, struct kvm_mmu_page *sp)
 {
 	trace_kvm_mmu_unsync_page(sp);
 	++kvm->stat.mmu_unsync;
 	sp->unsync = 1;
+}
 
+static void kvm_unsync_page(struct kvm *kvm, struct kvm_mmu_page *sp)
+{
+	kvm_mmu_page_mark_unsync(kvm, sp);
 	kvm_mmu_mark_parents_unsync(sp);
 }
 
-- 
2.19.1.6.gb485710b