linux-kernel - Re: [PATCH v3 0/5] KVM: nVMX: Mark APIC page dirty on VM-Exit

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: <176823923122.1373976.1415505209221612254.b4-ty@google.com>
Date: Mon, 12 Jan 2026 09:38:34 -0800
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini <pbonzini@...hat.com>
Cc: kvm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Fred Griffoul <fgriffo@...zon.co.uk>
Subject: Re: [PATCH v3 0/5] KVM: nVMX: Mark APIC page dirty on VM-Exit

On Fri, 21 Nov 2025 14:34:39 -0800, Sean Christopherson wrote:
> Extended version of Fred's patch to mark the APIC access page dirty on
> VM-Exit (KVM already marks it dirty when it's unmapped).
> 
> v3:
>  - Fix a benign memslots bug in __kvm_vcpu_map().
>  - Mark vmcs12 pages dirty if and only if they're mapped (out-of-band).
>  - Don't mark the APIC access page dirty when deliver nested posted IRQ.
> 
> [...]

Applied to kvm-x86 apic, thanks!

[1/5] KVM: Use vCPU specific memslots in __kvm_vcpu_map()
      https://github.com/kvm-x86/linux/commit/44da6629d282
[2/5] KVM: x86: Mark vmcs12 pages as dirty if and only if they're mapped
      https://github.com/kvm-x86/linux/commit/70b02809ded9
[3/5] KVM: nVMX: Precisely mark vAPIC and PID maps dirty when delivering nested PI
      https://github.com/kvm-x86/linux/commit/f74bb1d2eda1
[4/5] KVM: VMX: Move nested_mark_vmcs12_pages_dirty() to vmx.c, and rename
      https://github.com/kvm-x86/linux/commit/57dfa61f6248
[5/5] KVM: nVMX: Mark APIC access page dirty when syncing vmcs12 pages
      https://github.com/kvm-x86/linux/commit/c9d7134679eb

--
https://github.com/kvm-x86/linux/tree/next