Re: [Xen-devel] [PATCH v2 10/11] xen/hvmlite: Boot secondary CPUs

From	Boris Ostrovsky <boris.ostrovsky@oracle.com>
Newsgroups	linux.kernel
Subject	Re: [Xen-devel] [PATCH v2 10/11] xen/hvmlite: Boot secondary CPUs
Date	2016-02-04 15:00 +0100
Message-ID	<qYsBY-W2-19@gated-at.bofh.it> (permalink)
References	<qXoTM-4WL-7@gated-at.bofh.it> <qXoTN-4WL-23@gated-at.bofh.it> <qYpur-7mq-45@gated-at.bofh.it>
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On 02/04/2016 05:38 AM, David Vrabel wrote:
> On 01/02/16 15:38, Boris Ostrovsky wrote:
>> HVMlite secondary VCPUs use baremetal bringup path (i.e. native_*
>> smp_ops) but need to do some preparation in PV code.
> If we always provided an emulated APIC could we use the native SMP
> bring-up instead?

We do use native SMP bringup now (wrapped in 
xen_hvm_cpu_up/xen_cpu_die/xen_play_dead)), I added a couple of PV APIC 
ops to help with that, most notably xen_wakeup_secondary_cpu().

-boris

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[PATCH v2 10/11] xen/hvmlite: Boot secondary CPUs Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2016-02-01 16:50 +0100
  Re: [Xen-devel] [PATCH v2 10/11] xen/hvmlite: Boot secondary CPUs David Vrabel <david.vrabel@citrix.com> - 2016-02-04 11:40 +0100
    Re: [Xen-devel] [PATCH v2 10/11] xen/hvmlite: Boot secondary CPUs Boris Ostrovsky <boris.ostrovsky@oracle.com> - 2016-02-04 15:00 +0100

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