From: Sean Christopherson <seanjc@google.com>
To: Maxim Levitsky <mlevitsk@redhat.com>
Cc: kvm@vger.kernel.org, Jim Mattson <jmattson@google.com>,
Thomas Gleixner <tglx@linutronix.de>,
Joerg Roedel <joro@8bytes.org>,
"maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)"
<x86@kernel.org>, Vitaly Kuznetsov <vkuznets@redhat.com>,
Borislav Petkov <bp@alien8.de>,
linux-kernel@vger.kernel.org, Paolo Bonzini <pbonzini@redhat.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Wanpeng Li <wanpengli@tencent.com>,
Ingo Molnar <mingo@redhat.com>
Subject: Re: [PATCH v2 2/5] KVM: SVM: allow to force AVIC to be enabled
Date: Wed, 5 Jan 2022 17:46:34 +0000 [thread overview]
Message-ID: <YdXZeuCKo58t3kD5@google.com> (raw)
In-Reply-To: <dd7caa75ae9aef07d51043c01f073c6c23a3a445.camel@redhat.com>
On Wed, Jan 05, 2022, Maxim Levitsky wrote:
> On Tue, 2022-01-04 at 22:25 +0000, Sean Christopherson wrote:
> > This is all more than a bit terrifying, though I can see the usefuless for a
> > developer. At the very least, this should taint the kernel. This should also
> > probably be buried behind a Kconfig that is itself buried behind EXPERT.
> >
> I used 'module_param_unsafe' which does taint the kernel.
Ah, neat, TIL. Thanks!
next prev parent reply other threads:[~2022-01-05 17:46 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-13 10:46 [PATCH v2 0/5] RFC: KVM: SVM: Allow L1's AVIC to co-exist with nesting Maxim Levitsky
2021-12-13 10:46 ` [PATCH v2 1/5] KVM: nSVM: deal with L1 hypervisor that intercepts interrupts but lets L2 control EFLAGS.IF Maxim Levitsky
2021-12-13 11:34 ` Paolo Bonzini
2021-12-13 13:07 ` Maxim Levitsky
2021-12-13 13:15 ` Paolo Bonzini
2021-12-13 13:29 ` Maxim Levitsky
2021-12-13 10:46 ` [PATCH v2 2/5] KVM: SVM: allow to force AVIC to be enabled Maxim Levitsky
2022-01-04 22:25 ` Sean Christopherson
2022-01-05 10:54 ` Maxim Levitsky
2022-01-05 17:46 ` Sean Christopherson [this message]
2021-12-13 10:46 ` [PATCH v2 3/5] KVM: SVM: fix race between interrupt delivery and AVIC inhibition Maxim Levitsky
2022-01-04 22:52 ` Sean Christopherson
2022-01-05 11:03 ` Maxim Levitsky
2022-01-05 11:54 ` Paolo Bonzini
2022-01-05 12:15 ` Maxim Levitsky
2022-01-07 15:32 ` Paolo Bonzini
2022-01-07 23:42 ` Sean Christopherson
2022-01-10 15:10 ` Paolo Bonzini
2021-12-13 10:46 ` [PATCH v2 4/5] KVM: x86: don't touch irr_pending in kvm_apic_update_apicv when inhibiting it Maxim Levitsky
2022-01-04 22:57 ` Sean Christopherson
2022-01-05 10:56 ` Maxim Levitsky
2021-12-13 10:46 ` [PATCH v2 5/5] KVM: SVM: allow AVIC to co-exist with a nested guest running Maxim Levitsky
2022-01-05 21:56 ` Sean Christopherson
2022-01-06 8:44 ` Maxim Levitsky
2022-01-06 17:41 ` Sean Christopherson
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