linux-kernel - [PATCH v3 17/37] KVM: SVM: Wire up ->tlb_flush_guest() directly to svm_flush

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20200320212833.3507-18-sean.j.christopherson@intel.com>
Date:   Fri, 20 Mar 2020 14:28:13 -0700
From:   Sean Christopherson <sean.j.christopherson@...el.com>
To:     Paolo Bonzini <pbonzini@...hat.com>
Cc:     Sean Christopherson <sean.j.christopherson@...el.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, Ben Gardon <bgardon@...gle.com>,
        Junaid Shahid <junaids@...gle.com>,
        Liran Alon <liran.alon@...cle.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        John Haxby <john.haxby@...cle.com>,
        Miaohe Lin <linmiaohe@...wei.com>,
        Tom Lendacky <thomas.lendacky@....com>
Subject: [PATCH v3 17/37] KVM: SVM: Wire up ->tlb_flush_guest() directly to svm_flush_tlb()

Use svm_flush_tlb() directly for kvm_x86_ops->tlb_flush_guest() now that
the @invalidate_gpa param to ->tlb_flush() is gone, i.e. the wrapper for
->tlb_flush_guest() is no longer necessary.

No functional change intended.

Signed-off-by: Sean Christopherson <sean.j.christopherson@...el.com>
---
 arch/x86/kvm/svm.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 62fa45dcb6a4..dfa3b53f8437 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -5643,11 +5643,6 @@ static void svm_flush_tlb_gva(struct kvm_vcpu *vcpu, gva_t gva)
 	invlpga(gva, svm->vmcb->control.asid);
 }
 
-static void svm_flush_tlb_guest(struct kvm_vcpu *vcpu)
-{
-	svm_flush_tlb(vcpu);
-}
-
 static void svm_prepare_guest_switch(struct kvm_vcpu *vcpu)
 {
 }
@@ -7405,7 +7400,7 @@ static struct kvm_x86_ops svm_x86_ops __ro_after_init = {
 
 	.tlb_flush = svm_flush_tlb,
 	.tlb_flush_gva = svm_flush_tlb_gva,
-	.tlb_flush_guest = svm_flush_tlb_guest,
+	.tlb_flush_guest = svm_flush_tlb,
 
 	.run = svm_vcpu_run,
 	.handle_exit = handle_exit,
-- 
2.24.1