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From: "Michael S. Tsirkin" <mst@redhat.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: KY Srinivasan <kys@microsoft.com>,
	"olaf@aepfle.de" <olaf@aepfle.de>, "bp@alien8.de" <bp@alien8.de>,
	"apw@canonical.com" <apw@canonical.com>,
	"x86@kernel.org" <x86@kernel.org>,
	"tglx@linutronix.de" <tglx@linutronix.de>,
	"devel@linuxdriverproject.org" <devel@linuxdriverproject.org>,
	"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"jasowang@redhat.com" <jasowang@redhat.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"hpa@zytor.com" <hpa@zytor.com>
Subject: Re: [PATCH 2/3] X86: Add a check to catch Xen emulation of Hyper-V
Date: Wed, 17 Apr 2013 16:11:49 +0300	[thread overview]
Message-ID: <20130417131149.GA26125@redhat.com> (raw)
In-Reply-To: <20130417130102.GE6801@redhat.com>

On Wed, Apr 17, 2013 at 04:01:02PM +0300, Michael S. Tsirkin wrote:
> On Wed, Apr 17, 2013 at 02:52:42PM +0100, Jan Beulich wrote:
> > >>> On 17.04.13 at 15:20, KY Srinivasan <kys@microsoft.com> wrote:
> > > If I recall correctly, the issue here was that Xen was enabling Hyper-V 
> > > emulation un-conditionally even for Linux guests.
> > 
> > To make this a little more precise - Xen is doing so only when the
> > guest config tells it to.
> > 
> > Jan
> 
> So it's something explicitly requested for this guest?  Then I don't
> understand why does not make sense to override it in guest.

Typo, should have been "why does *it* make sense to override it in
guest.

  reply	other threads:[~2013-04-17 14:10 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-04  1:21 [PATCH 0/3] X86: Deliver Hyper-V interrupts on a seperate IDT vector K. Y. Srinivasan
2013-02-04  1:22 ` [PATCH 1/3] x86: Hyper-V: register clocksource only if its advertised K. Y. Srinivasan
2013-02-04  1:22   ` [PATCH 2/3] X86: Add a check to catch Xen emulation of Hyper-V K. Y. Srinivasan
2013-02-13  0:57     ` [tip:x86/hyperv] " tip-bot for K. Y. Srinivasan
2013-04-17  7:06     ` [PATCH 2/3] " Michael S. Tsirkin
2013-04-17  9:10       ` KVM "Hyper-V emulation" -- this can be related "Linux on Hyper-V" ? Or "KVM emulates Hyper-V" as "Hyper-V emulates Hyper-V" ? " Victor Miasnikov
2013-04-17 10:16         ` Michael S. Tsirkin
2013-04-17 12:12           ` Jan Beulich
2013-04-17 12:15             ` Michael S. Tsirkin
     [not found]             ` <CAP2xkNqGgbYz1gdS85xjA8gwROGY89fAsiaRiGSE90xnzjJ4Xw@mail.gmail.com>
2013-04-17 12:43               ` Michael S. Tsirkin
2013-04-17 14:08                 ` Victor Miasnikov
2013-04-17 13:20       ` KY Srinivasan
2013-04-17 12:48         ` Michael S. Tsirkin
2013-04-17 14:12           ` KY Srinivasan
2013-04-17 13:25             ` Michael S. Tsirkin
2013-04-17 14:34               ` KY Srinivasan
2013-04-17 13:48                 ` Michael S. Tsirkin
2013-04-17 15:31                   ` KY Srinivasan
2013-04-17 15:50                     ` Jan Beulich
2013-04-17 16:28                       ` KY Srinivasan
2013-04-18  7:48                         ` Michael S. Tsirkin
2013-04-18 13:23                           ` KY Srinivasan
2013-04-18 13:30                             ` KY Srinivasan
2013-04-17 13:52         ` Jan Beulich
2013-04-17 13:01           ` Michael S. Tsirkin
2013-04-17 13:11             ` Michael S. Tsirkin [this message]
2013-04-17 14:09             ` Jan Beulich
2013-04-17 15:17               ` H. Peter Anvin
2013-02-04  1:22   ` [PATCH 3/3] X86: Handle Hyper-V vmbus interrupts as special hypervisor interrupts K. Y. Srinivasan
2013-02-13  0:58     ` [tip:x86/hyperv] " tip-bot for K. Y. Srinivasan
2013-02-13  1:58       ` [tip:x86/hyperv] x86, hyperv: HYPERV depends on X86_LOCAL_APIC tip-bot for H. Peter Anvin
2013-02-13  2:05         ` KY Srinivasan
2013-02-13  2:56       ` [tip:x86/hyperv] X86: Handle Hyper-V vmbus interrupts as special hypervisor interrupts Yinghai Lu
2013-02-13  3:32         ` KY Srinivasan
2013-02-13  3:46           ` H. Peter Anvin
2013-02-13  3:49             ` KY Srinivasan
2013-02-13  3:54               ` H. Peter Anvin
2013-02-13  3:58                 ` KY Srinivasan
2013-02-13  4:42                   ` Yinghai Lu
2013-02-13 12:47                     ` KY Srinivasan
2013-02-13  0:56   ` [tip:x86/hyperv] x86: Hyper-V: register clocksource only if its advertised tip-bot for Olaf Hering
2013-02-05 11:16 ` [PATCH 0/3] X86: Deliver Hyper-V interrupts on a seperate IDT vector KY Srinivasan
  -- strict thread matches above, loose matches on Subject: below --
2013-01-30  0:51 K. Y. Srinivasan
2013-01-30  0:51 ` [PATCH 1/3] x86: Hyper-V: register clocksource only if its advertised K. Y. Srinivasan
2013-01-30  0:51   ` [PATCH 2/3] X86: Add a check to catch Xen emulation of Hyper-V K. Y. Srinivasan
2013-01-30  8:53     ` Jan Beulich
2013-01-30 18:12       ` KY Srinivasan
2013-01-30 18:19         ` H. Peter Anvin
2013-01-31  7:37         ` Jan Beulich
2013-01-31 14:46           ` KY Srinivasan
2013-01-31 15:53             ` KY Srinivasan
2013-01-31 16:45               ` Jan Beulich
2013-01-31 18:29                 ` H. Peter Anvin
2013-01-31 21:41       ` H. Peter Anvin
2013-02-01 13:19         ` Stefano Stabellini
2013-02-01 15:10           ` KY Srinivasan
2013-02-01 19:34             ` KY Srinivasan

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