From: "Yang, Sheng" <sheng.yang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
To: carsteno-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
Jan Kiszka <jan.kiszka-kv7WeFo6aLtBDgjK7y7TUQ@public.gmane.org>,
Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Subject: Re: [RFC][PATCH 1/2] KVM: In-kernel PIT model
Date: Tue, 22 Jan 2008 09:15:51 +0800 [thread overview]
Message-ID: <200801220915.51889.sheng.yang@intel.com> (raw)
In-Reply-To: <479473D0.7000002-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
On Monday 21 January 2008 18:28:32 Carsten Otte wrote:
> Jan Kiszka wrote:
> > The PIT may not be limited to x86 platforms. So I would propose to make
> > the setup more generic and flexible. And I would move the code out of
> > arch/x86, just the speaker support should remain there.
>
> It should also not be common among all archs. On s390 we have CPU
> timer, which is way superior to PIT (clock cycle granularity, no
> vmexit to set it up or deliver the irq, no hypervisor support needed
> because it works transparent).
Yeah, I also checked IA64 side, and it didn't got PIT too. So I put it in x86
directory.
--
Thanks
Yang, Sheng
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next prev parent reply other threads:[~2008-01-22 1:15 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-21 9:18 [RFC][PATCH 1/2] KVM: In-kernel PIT model Yang, Sheng
[not found] ` <200801211718.23664.sheng.yang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2008-01-21 9:53 ` Jan Kiszka
[not found] ` <47946B96.4040508-kv7WeFo6aLtBDgjK7y7TUQ@public.gmane.org>
2008-01-21 10:14 ` Avi Kivity
[not found] ` <47947088.5030309-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2008-01-21 10:22 ` Jan Kiszka
[not found] ` <47947252.7000606-kv7WeFo6aLtBDgjK7y7TUQ@public.gmane.org>
2008-01-21 10:44 ` Avi Kivity
2008-01-21 10:28 ` Carsten Otte
[not found] ` <479473D0.7000002-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2008-01-22 1:15 ` Yang, Sheng [this message]
2008-01-22 13:54 ` Avi Kivity
[not found] ` <4795F582.7050802-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2008-01-23 6:00 ` Yang, Sheng
[not found] ` <200801231400.36063.sheng.yang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2008-01-23 9:46 ` Avi Kivity
[not found] ` <47970CEE.2050000-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2008-01-24 9:29 ` Yang, Sheng
[not found] ` <200801241729.18787.sheng.yang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2008-01-24 9:26 ` Avi Kivity
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