linux-kernel - [PATCH] KVM: x86/mmu: Remove unused field mmio_cached in struct kvm_mmu

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Message-Id: <20210830145336.27183-1-justin.he@arm.com>
Date:   Mon, 30 Aug 2021 22:53:36 +0800
From:   Jia He <justin.he@....com>
To:     Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>
Cc:     Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jia He <justin.he@....com>
Subject: [PATCH] KVM: x86/mmu: Remove unused field mmio_cached in struct kvm_mmu_page

After reverting and restoring the fast tlb invalidation patch series,
the mmio_cached is not removed. Hence a unused field is left in
kvm_mmu_page.

Cc: Sean Christopherson <seanjc@...gle.com>
Signed-off-by: Jia He <justin.he@....com>
---
 arch/x86/kvm/mmu/mmu_internal.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/kvm/mmu/mmu_internal.h b/arch/x86/kvm/mmu/mmu_internal.h
index 35567293c1fd..3e6f21c1871a 100644
--- a/arch/x86/kvm/mmu/mmu_internal.h
+++ b/arch/x86/kvm/mmu/mmu_internal.h
@@ -37,7 +37,6 @@ struct kvm_mmu_page {
 
 	bool unsync;
 	u8 mmu_valid_gen;
-	bool mmio_cached;
 	bool lpage_disallowed; /* Can't be replaced by an equiv large page */
 
 	/*
-- 
2.17.1