From: Sean Christopherson <seanjc@google.com>
To: Maxim Levitsky <mlevitsk@redhat.com>
Cc: kvm@vger.kernel.org, Will Deacon <will@kernel.org>,
linux-kernel@vger.kernel.org, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, Ingo Molnar <mingo@redhat.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Joerg Roedel <joro@8bytes.org>,
Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>,
Robin Murphy <robin.murphy@arm.com>,
iommu@lists.linux.dev, Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH v3 0/4] Allow AVIC's IPI virtualization to be optional
Date: Mon, 2 Oct 2023 12:21:26 -0700 [thread overview]
Message-ID: <ZRsYNnYEEaY1gMo5@google.com> (raw)
In-Reply-To: <20231002115723.175344-1-mlevitsk@redhat.com>
On Mon, Oct 02, 2023, Maxim Levitsky wrote:
> Hi!
>
> This patch allows AVIC's ICR emulation to be optional and thus allows
> to workaround AVIC's errata #1235 by disabling this portion of the feature.
>
> This is v3 of my patch series 'AVIC bugfixes and workarounds' including
> review feedback.
Please respond to my idea[*] instead of sending more patches. I'm not opposed to
a different approach, but we need to have an actual discussion around the pros and
cons, and hopefully come to an agreement. This cover letter doesn't even acknowledge
that there is an alternative proposal, let alone justify why the vcpu->loaded
approach was taken.
[*] https://lore.kernel.org/all/ZRYxPNeq1rnp-M0f@google.com
next prev parent reply other threads:[~2023-10-02 19:21 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-02 11:57 [PATCH v3 0/4] Allow AVIC's IPI virtualization to be optional Maxim Levitsky
2023-10-02 11:57 ` [PATCH v3 1/4] KVM: Add per vCPU flag specifying that a vCPU is loaded Maxim Levitsky
2023-10-02 11:57 ` [PATCH v3 2/4] x86: KVM: AVIC: stop using 'is_running' bit in avic_vcpu_put() Maxim Levitsky
2023-10-02 11:57 ` [PATCH v3 3/4] x86: KVM: don't read physical ID table entry in avic_pi_update_irte() Maxim Levitsky
2023-10-02 11:57 ` [PATCH v3 4/4] x86: KVM: SVM: allow optionally to disable AVIC's IPI virtualization Maxim Levitsky
2023-10-02 19:21 ` Sean Christopherson [this message]
2023-10-04 13:14 ` [PATCH v3 0/4] Allow AVIC's IPI virtualization to be optional Maxim Levitsky
2024-09-10 20:13 ` Maxim Levitsky
2024-09-23 9:29 ` Sean Christopherson
2024-09-23 16:23 ` Maxim Levitsky
2024-10-22 0:55 ` Sean Christopherson
2024-10-22 19:00 ` Sean Christopherson
2024-11-22 3:34 ` Maxim Levitsky
2024-11-26 0:25 ` Sean Christopherson
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