From: Gleb Natapov <gleb@redhat.com>
To: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>, Avi Kivity <avi@redhat.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Suresh Siddha <suresh.b.siddha@intel.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [patch 0/2] x2apic optimization, round 4
Date: Mon, 2 May 2011 10:45:24 +0300 [thread overview]
Message-ID: <20110502074524.GD18376@redhat.com> (raw)
In-Reply-To: <4DBE589C.1040103@gmail.com>
On Mon, May 02, 2011 at 11:09:16AM +0400, Cyrill Gorcunov wrote:
> On 05/02/2011 09:51 AM, Cyrill Gorcunov wrote:
> > Yeah, i'll do so as only bring my laptop to life, I managed to kill
> > grub and can't restore it back for a while, will ping you back as soon
> > as I can.
> >
> > Sorry for top post.
> >
>
> I've managed to semi-restore it. Gleb, maybe there some additional
> parameter needed for kvm (except -cpu host,+x2apic) to make it work
> with cluster mode? I always see physical mode which was not the target
> of the patch series.
>
Hmm, +x2apic is enough to advertise x2apic presents to the OS. What
logic Linux uses to decide which mode to use?
--
Gleb.
next prev parent reply other threads:[~2011-05-02 7:45 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-30 17:14 [patch 0/2] x2apic optimization, round 4 Cyrill Gorcunov
2011-04-30 17:15 ` [patch 1/2] x86, x2apic: minimize IPI register writes using cluster groups v4 Cyrill Gorcunov
2011-05-01 17:18 ` Ingo Molnar
2011-04-30 17:15 ` [patch 2/2] x86, x2apic: Move the common bits of physical and cluster modes to x2apic.h v4 Cyrill Gorcunov
2011-04-30 20:14 ` [patch 0/2] x2apic optimization, round 4 Avi Kivity
2011-04-30 20:33 ` Cyrill Gorcunov
2011-05-01 16:46 ` Ingo Molnar
2011-05-01 17:11 ` Cyrill Gorcunov
2011-05-02 5:39 ` Gleb Natapov
2011-05-02 5:51 ` Cyrill Gorcunov
2011-05-02 7:09 ` Cyrill Gorcunov
2011-05-02 7:45 ` Gleb Natapov [this message]
2011-05-02 7:52 ` Cyrill Gorcunov
2011-05-02 8:04 ` Gleb Natapov
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