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From: Lai Jiangshan <jiangshanlai@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Lai Jiangshan <laijs@linux.alibaba.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Sean Christopherson <seanjc@google.com>,
	Vitaly Kuznetsov <vkuznets@redhat.com>,
	Wanpeng Li <wanpengli@tencent.com>,
	Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	kvm@vger.kernel.org
Subject: [PATCH V2 08/10] KVM: X86: Remove FNAME(update_pte)
Date: Sat, 18 Sep 2021 08:56:34 +0800	[thread overview]
Message-ID: <20210918005636.3675-9-jiangshanlai@gmail.com> (raw)
In-Reply-To: <20210918005636.3675-1-jiangshanlai@gmail.com>

From: Lai Jiangshan <laijs@linux.alibaba.com>

Its solo caller is changed to use FNAME(prefetch_gpte) directly.

Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com>
---
 arch/x86/kvm/mmu/paging_tmpl.h | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/arch/x86/kvm/mmu/paging_tmpl.h b/arch/x86/kvm/mmu/paging_tmpl.h
index c3edbc0f06b3..ca5fdd07cfa2 100644
--- a/arch/x86/kvm/mmu/paging_tmpl.h
+++ b/arch/x86/kvm/mmu/paging_tmpl.h
@@ -589,14 +589,6 @@ FNAME(prefetch_gpte)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp,
 	return true;
 }
 
-static void FNAME(update_pte)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp,
-			      u64 *spte, const void *pte)
-{
-	pt_element_t gpte = *(const pt_element_t *)pte;
-
-	FNAME(prefetch_gpte)(vcpu, sp, spte, gpte, false);
-}
-
 static bool FNAME(gpte_changed)(struct kvm_vcpu *vcpu,
 				struct guest_walker *gw, int level)
 {
@@ -1001,7 +993,7 @@ static void FNAME(invlpg)(struct kvm_vcpu *vcpu, gva_t gva, hpa_t root_hpa)
 						       sizeof(pt_element_t)))
 				break;
 
-			FNAME(update_pte)(vcpu, sp, sptep, &gpte);
+			FNAME(prefetch_gpte)(vcpu, sp, sptep, gpte, false);
 		}
 
 		if (!sp->unsync_children)
-- 
2.19.1.6.gb485710b


  parent reply	other threads:[~2021-09-18  0:57 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-18  0:56 [PATCH V2 00/10] KVM: X86: MMU: misc fixes and cleanups Lai Jiangshan
2021-09-18  0:56 ` [PATCH V2 01/10] KVM: X86: Fix missed remote tlb flush in rmap_write_protect() Lai Jiangshan
2021-09-18  0:56 ` [PATCH V2 02/10] KVM: X86: Synchronize the shadow pagetable before link it Lai Jiangshan
2021-09-23 14:36   ` Paolo Bonzini
2021-09-18  0:56 ` [PATCH V2 03/10] KVM: Remove tlbs_dirty Lai Jiangshan
2021-09-23 15:23   ` Paolo Bonzini
2021-09-24 15:40     ` Lai Jiangshan
2021-09-24 16:03       ` Paolo Bonzini
2021-09-18  0:56 ` [PATCH V2 04/10] KVM: X86: Don't flush current tlb on shadow page modification Lai Jiangshan
2021-09-18  0:56 ` [PATCH V2 05/10] KVM: X86: Remove kvm_mmu_flush_or_zap() Lai Jiangshan
2021-09-18  0:56 ` [PATCH V2 06/10] KVM: X86: Change kvm_sync_page() to return true when remote flush is needed Lai Jiangshan
2021-09-18  0:56 ` [PATCH V2 07/10] KVM: X86: Zap the invalid list after remote tlb flushing Lai Jiangshan
2021-09-18  0:56 ` Lai Jiangshan [this message]
2021-09-18  1:49   ` [PATCH V2 08/10] KVM: X86: Remove FNAME(update_pte) Lai Jiangshan
2021-09-18  0:56 ` [PATCH V2 09/10] KVM: X86: Don't unsync pagetables when speculative Lai Jiangshan
2021-09-18  0:56 ` [PATCH V2 10/10] KVM: X86: Don't check unsync if the original spte is writible Lai Jiangshan

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