Re: [Qemu-devel] [PATCH] i386/cpu/hyperv: support over 64 vcpus for windows guests

2017-09-12 Thread Gonglei (Arei)
> > On 12/09/2017 03:41, Gonglei (Arei) wrote: > > > >> -Original Message- > >> From: Eduardo Habkost [mailto:ehabk...@redhat.com] > >> Sent: Tuesday, September 12, 2017 2:38 AM > >> To: Gonglei (Arei) > >> Cc: qemu-devel@nongnu.org; m...@redhat.com; pbonz...@redhat.com; > >> r...@twiddle.

Re: [Qemu-devel] [PATCH] i386/cpu/hyperv: support over 64 vcpus for windows guests

2017-09-12 Thread Paolo Bonzini
On 12/09/2017 03:41, Gonglei (Arei) wrote: > >> -Original Message- >> From: Eduardo Habkost [mailto:ehabk...@redhat.com] >> Sent: Tuesday, September 12, 2017 2:38 AM >> To: Gonglei (Arei) >> Cc: qemu-devel@nongnu.org; m...@redhat.com; pbonz...@redhat.com; >> r...@twiddle.net; mtosa...@redh

Re: [Qemu-devel] [PATCH] i386/cpu/hyperv: support over 64 vcpus for windows guests

2017-09-11 Thread Gonglei (Arei)
> -Original Message- > From: Eduardo Habkost [mailto:ehabk...@redhat.com] > Sent: Tuesday, September 12, 2017 2:38 AM > To: Gonglei (Arei) > Cc: qemu-devel@nongnu.org; m...@redhat.com; pbonz...@redhat.com; > r...@twiddle.net; mtosa...@redhat.com; vroze...@redhat.com; > Huangweidong (C) > S

Re: [Qemu-devel] [PATCH] i386/cpu/hyperv: support over 64 vcpus for windows guests

2017-09-11 Thread Eduardo Habkost
On Mon, Sep 11, 2017 at 11:20:27PM +0800, Gonglei wrote: > Starting with Windows Server 2012 and Windows 8, if > CPUID.4005.EAX contains a value of -1, Windows assumes specific > limit to the number of VPs. In this case, Windows Server 2012 > guest VMs may use more than 64 VPs, up to the maximu

Re: [Qemu-devel] [PATCH] i386/cpu/hyperv: support over 64 vcpus for windows guests

2017-09-11 Thread no-reply
Hi, This series seems to have some coding style problems. See output below for more information: Subject: [Qemu-devel] [PATCH] i386/cpu/hyperv: support over 64 vcpus for windows guests Message-id: 1505143227-14324-1-git-send-email-arei.gong...@huawei.com Type: series === TEST SCRIPT BEGIN

[Qemu-devel] [PATCH] i386/cpu/hyperv: support over 64 vcpus for windows guests

2017-09-11 Thread Gonglei
Starting with Windows Server 2012 and Windows 8, if CPUID.4005.EAX contains a value of -1, Windows assumes specific limit to the number of VPs. In this case, Windows Server 2012 guest VMs may use more than 64 VPs, up to the maximum supported number of processors applicable to the specific Windo