From: Mohammed Gamal <mgamal@redhat.com>
To: kvm@vger.kernel.org, pbonzini@redhat.com
Cc: linux-kernel@vger.kernel.org, vkuznets@redhat.com,
sean.j.christopherson@intel.com, wanpengli@tencent.com,
jmattson@google.com, joro@8bytes.org
Subject: [PATCH v3 5/9] KVM: x86: update exception bitmap on CPUID changes
Date: Fri, 10 Jul 2020 17:48:07 +0200 [thread overview]
Message-ID: <20200710154811.418214-6-mgamal@redhat.com> (raw)
In-Reply-To: <20200710154811.418214-1-mgamal@redhat.com>
From: Paolo Bonzini <pbonzini@redhat.com>
Allow vendor code to observe changes to MAXPHYADDR and start/stop
intercepting page faults.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
arch/x86/kvm/cpuid.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 8a294f9747aa..ea5bbf2153bb 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -128,6 +128,8 @@ int kvm_update_cpuid(struct kvm_vcpu *vcpu)
kvm_mmu_reset_context(vcpu);
kvm_pmu_refresh(vcpu);
+ kvm_x86_ops.update_exception_bitmap(vcpu);
+
return 0;
}
--
2.26.2
next prev parent reply other threads:[~2020-07-10 15:49 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-10 15:48 [PATCH v3 0/9] KVM: Support guest MAXPHYADDR < host MAXPHYADDR Mohammed Gamal
2020-07-10 15:48 ` [PATCH v3 1/9] KVM: x86: Add helper functions for illegal GPA checking and page fault injection Mohammed Gamal
2020-07-10 15:48 ` [PATCH v3 2/9] KVM: x86: mmu: Move translate_gpa() to mmu.c Mohammed Gamal
2020-07-10 15:48 ` [PATCH v3 3/9] KVM: x86: mmu: Add guest physical address check in translate_gpa() Mohammed Gamal
2020-07-10 17:41 ` Paolo Bonzini
2020-07-10 15:48 ` [PATCH v3 4/9] KVM: x86: rename update_bp_intercept to update_exception_bitmap Mohammed Gamal
2020-07-10 16:15 ` Jim Mattson
2020-07-10 15:48 ` Mohammed Gamal [this message]
2020-07-10 16:25 ` [PATCH v3 5/9] KVM: x86: update exception bitmap on CPUID changes Jim Mattson
2020-07-10 15:48 ` [PATCH v3 6/9] KVM: VMX: introduce vmx_need_pf_intercept Mohammed Gamal
2020-07-10 15:48 ` [PATCH v3 7/9] KVM: VMX: Add guest physical address check in EPT violation and misconfig Mohammed Gamal
2020-07-13 18:32 ` Sean Christopherson
2020-07-15 23:00 ` Sean Christopherson
2020-08-17 17:22 ` Sean Christopherson
2020-08-17 18:01 ` Paolo Bonzini
2020-10-09 16:17 ` Jim Mattson
2020-10-14 23:44 ` Jim Mattson
2020-10-23 3:14 ` Sean Christopherson
2020-10-23 9:22 ` Paolo Bonzini
2020-10-23 16:59 ` Jim Mattson
2020-10-23 17:16 ` Paolo Bonzini
2020-10-23 17:23 ` Jim Mattson
2020-10-23 17:43 ` Paolo Bonzini
2021-01-15 19:35 ` Jim Mattson
2021-01-20 21:16 ` Jim Mattson
2021-01-27 20:57 ` Jim Mattson
2021-06-21 18:31 ` Jim Mattson
2020-07-10 15:48 ` [PATCH v3 8/9] KVM: VMX: optimize #PF injection when MAXPHYADDR does not match Mohammed Gamal
2020-07-10 15:48 ` [PATCH v3 9/9] KVM: x86: SVM: VMX: Make GUEST_MAXPHYADDR < HOST_MAXPHYADDR support configurable Mohammed Gamal
2020-07-10 17:40 ` Paolo Bonzini
2020-07-10 16:30 ` [PATCH v3 0/9] KVM: Support guest MAXPHYADDR < host MAXPHYADDR Jim Mattson
2020-07-10 17:06 ` Paolo Bonzini
2020-07-10 17:13 ` Jim Mattson
2020-07-10 17:16 ` Paolo Bonzini
2020-07-10 17:26 ` Sean Christopherson
2020-07-10 17:26 ` Jim Mattson
2020-07-10 17:40 ` Paolo Bonzini
2020-07-10 17:49 ` Paolo Bonzini
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