From: Paolo Bonzini <pbonzini@redhat.com>
To: Wanpeng Li <kernellwp@gmail.com>
Cc: linux-kernel@vger.kernel.org, kvm <kvm@vger.kernel.org>
Subject: Re: [PATCH 0/4] KVM: nVMX: prepare_vmcs02 optimizations
Date: Mon, 1 Jan 2018 10:36:19 +0100 [thread overview]
Message-ID: <dfd3b350-dd7d-7031-e1d5-d930ea917fa7@redhat.com> (raw)
In-Reply-To: <CANRm+CyNB9=X9wpACG4KtUiO1Mp-0JUWuXvbkXPEN7V69hjrEA@mail.gmail.com>
On 28/12/2017 09:39, Wanpeng Li wrote:
> 2017-12-27 22:28 GMT+08:00 Paolo Bonzini <pbonzini@redhat.com>:
>> On 25/12/2017 11:08, Wanpeng Li wrote:
>>>> I observe L1(latest kvm/queue) panic and L0(latest kvm/queue)
>>>> calltrace, I'm not sure whether it is caused by this patchset.
>>> It can be reproduced steadily by running kvm-unit-tests in L1.
>>
>> It works here, can you show the L0 call trace and/or bisect it?
>
> L0 call trace has already been posted here.
> https://lkml.org/lkml/2017/12/25/53 In addition, the splatting is
> still there after I revert the last 9 nVMX optimization patches in
> kvm/queue. So it is not caused by this patchset. :)
Hmm, maybe you're using "-cpu host,+umip"? I'll check when I get back
to work tomorrow.
Paolo
next prev parent reply other threads:[~2018-01-01 9:36 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-21 12:43 [PATCH 0/4] KVM: nVMX: prepare_vmcs02 optimizations Paolo Bonzini
2017-12-21 12:43 ` [PATCH 1/4] KVM: VMX: split list of shadowed VMCS field to a separate file Paolo Bonzini
2017-12-21 22:51 ` Jim Mattson
2017-12-21 12:43 ` [PATCH 2/4] KVM: nVMX: track dirty state of non-shadowed VMCS fields Paolo Bonzini
2017-12-21 22:57 ` Jim Mattson
2017-12-25 3:03 ` Wanpeng Li
2017-12-31 8:08 ` Paolo Bonzini
2017-12-31 22:48 ` Wanpeng Li
2017-12-21 12:43 ` [PATCH 3/4] KVM: nVMX: initialize descriptor cache fields in prepare_vmcs02_full Paolo Bonzini
2017-12-21 12:43 ` [PATCH 4/4] KVM: nVMX: initialize more non-shadowed " Paolo Bonzini
2017-12-25 3:09 ` Wanpeng Li
2017-12-27 9:54 ` Paolo Bonzini
2017-12-28 2:07 ` Wanpeng Li
2017-12-25 10:07 ` [PATCH 0/4] KVM: nVMX: prepare_vmcs02 optimizations Wanpeng Li
2017-12-25 10:08 ` Wanpeng Li
2017-12-27 14:28 ` Paolo Bonzini
2017-12-28 8:39 ` Wanpeng Li
2018-01-01 9:36 ` Paolo Bonzini [this message]
2018-01-01 23:01 ` Paolo Bonzini
2018-01-02 1:05 ` Wanpeng Li
2018-01-02 13:02 ` Paolo Bonzini
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