From: Paolo Bonzini <pbonzini@redhat.com>
To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH v2 0/6] KVM: x86: cleanup and speedup for APICv
Date: Tue, 7 Feb 2017 18:23:04 +0100 [thread overview]
Message-ID: <ebb76f1c-055e-504f-5a4d-35f2ed93e6d0@redhat.com> (raw)
In-Reply-To: <1482164232-130035-1-git-send-email-pbonzini@redhat.com>
On 19/12/2016 17:17, Paolo Bonzini wrote:
> These are the fixed patches that now pass vmx.flat. The issue in
> "KVM: x86: do not scan IRR twice on APICv vmentry" was that,
> in v1 of the patches, kvm_cpu_get_interrupt did not scan IRR
> at all if it found PIR.ON=0. This is now fixed in patches 4 and 5.
>
> Another latent bug has to be fixed in patch 2. The patch also
> highlights the maze that check_nested_events has become. Fixing
> that is left for later.
>
> The patches are on top of the (non-APICv-related) KVM_REQ_EVENT
> patches from this morning. According to kvm-unit-tests, patch 6 speeds
> up self-IPIs (if not done through the accelerated self-IPI MSR) by 5-10%.
>
> Paolo
Ping?
Paolo
next prev parent reply other threads:[~2017-02-07 17:23 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-19 16:17 [PATCH v2 0/6] KVM: x86: cleanup and speedup for APICv Paolo Bonzini
2016-12-19 16:17 ` [PATCH 1/6] KVM: vmx: clear pending interrupts on KVM_SET_LAPIC Paolo Bonzini
2017-02-07 17:42 ` Radim Krčmář
2016-12-19 16:17 ` [PATCH 2/6] kvm: nVMX: move nested events check to kvm_vcpu_running Paolo Bonzini
2017-02-07 18:16 ` Radim Krčmář
2016-12-19 16:17 ` [PATCH 3/6] KVM: x86: preparatory changes for APICv cleanups Paolo Bonzini
2017-02-07 18:20 ` Radim Krčmář
2016-12-19 16:17 ` [PATCH 4/6] KVM: vmx: move sync_pir_to_irr from apic_find_highest_irr to callers Paolo Bonzini
2016-12-19 16:17 ` [PATCH 5/6] KVM: x86: do not scan IRR twice on APICv vmentry Paolo Bonzini
2017-02-07 20:19 ` Radim Krčmář
2017-02-07 21:49 ` Radim Krčmář
2017-02-08 14:10 ` Paolo Bonzini
2017-02-08 14:24 ` Radim Krčmář
2016-12-19 16:17 ` [PATCH 6/6] kvm: x86: do not use KVM_REQ_EVENT for APICv interrupt injection Paolo Bonzini
2017-02-07 19:58 ` Radim Krčmář
2017-02-08 16:23 ` Paolo Bonzini
2017-02-09 15:11 ` Radim Krčmář
2017-03-09 1:23 ` Wanpeng Li
2017-03-09 9:40 ` Wanpeng Li
2017-03-09 10:03 ` Paolo Bonzini
2017-02-07 17:23 ` Paolo Bonzini [this message]
2017-02-07 21:52 ` [PATCH v2 0/6] KVM: x86: cleanup and speedup for APICv Radim Krčmář
2017-02-08 10:04 ` Paolo Bonzini
2017-02-08 13:33 ` Radim Krčmář
2017-02-08 15:01 ` Paolo Bonzini
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