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From: Jan Kiszka <jan.kiszka@siemens.com>
To: Bandan Das <bsd@redhat.com>, Kashyap Chamarthy <kchamart@redhat.com>
Cc: kvm@vger.kernel.org, dgilbert@redhat.com
Subject: Re: [nVMX] With 3.20.0-0.rc0.git5.1 on L0, booting L2 guest results in L1 *rebooting*
Date: Tue, 17 Feb 2015 19:07:21 +0100	[thread overview]
Message-ID: <54E38359.2010900@siemens.com> (raw)
In-Reply-To: <jpg4mqko1tn.fsf@redhat.com>

On 2015-02-17 19:00, Bandan Das wrote:
> Kashyap Chamarthy <kchamart@redhat.com> writes:
> ..
>>>
>>> Does enable_apicv make a difference?
>>
>> Actually, I did perform a test (on Paolo's suggestion on IRC) with
>> enable_apicv=0 on physical host, and it didn't make any difference:
>>
>> $ cat /proc/cmdline 
>> BOOT_IMAGE=/vmlinuz-3.20.0-0.rc0.git5.1.fc23.x86_64 root=/dev/mapper/fedora--server_dell--per910--02-root ro console=ttyS1,115200n81 rd.lvm.lv=fedora-server_dell-per910-02/swap rd.lvm.lv=fedora-server_dell-per910-02/root LANG=en_US.UTF-8 enable_apicv=0
> 
> I am not sure if this works ? enable_apicv is a kvm_intel module parameter

Good point. Has to be kvm_intel.enable_apicv=0 (if the module is built in).

Jan

-- 
Siemens AG, Corporate Technology, CT RTC ITP SES-DE
Corporate Competence Center Embedded Linux

  reply	other threads:[~2015-02-17 18:07 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-16 20:40 [nVMX] With 3.20.0-0.rc0.git5.1 on L0, booting L2 guest results in L1 *rebooting* Kashyap Chamarthy
2015-02-17  6:02 ` Jan Kiszka
2015-02-17 11:24   ` Kashyap Chamarthy
2015-02-17 18:00     ` Bandan Das
2015-02-17 18:07       ` Jan Kiszka [this message]
2015-02-18 10:20         ` Kashyap Chamarthy
2015-02-18 16:42     ` Paolo Bonzini
2015-02-19 12:07       ` Kashyap Chamarthy
2015-02-19 15:01         ` Radim Krčmář
2015-02-19 16:02           ` Radim Krčmář
2015-02-19 16:07             ` Radim Krčmář
2015-02-19 21:10             ` Kashyap Chamarthy
2015-02-19 22:28               ` Kashyap Chamarthy
2015-02-20 16:14                 ` Radim Krčmář
2015-02-20 19:45                   ` Kashyap Chamarthy
2015-02-22 15:46                     ` Kashyap Chamarthy
2015-02-23 13:56                       ` Radim Krčmář
2015-02-23 16:14                         ` Kashyap Chamarthy
2015-02-23 17:09                           ` Kashyap Chamarthy
2015-02-23 18:05                             ` Kashyap Chamarthy
2015-02-24 16:30                               ` [PATCH] KVM: nVMX: mask unrestricted_guest if disabled on L0 Radim Krčmář
2015-02-24 16:39                                 ` Jan Kiszka
2015-02-24 18:32                                   ` Bandan Das
2015-02-25 15:50                                 ` Kashyap Chamarthy

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