From: Carsten Otte <cotte-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
To: Jan Kiszka <jan.kiszka-kv7WeFo6aLtBDgjK7y7TUQ@public.gmane.org>
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Subject: Re: [RFC][PATCH 1/2] KVM: In-kernel PIT model
Date: Mon, 21 Jan 2008 11:28:32 +0100 [thread overview]
Message-ID: <479473D0.7000002@de.ibm.com> (raw)
In-Reply-To: <47946B96.4040508-kv7WeFo6aLtBDgjK7y7TUQ@public.gmane.org>
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).
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next prev parent reply other threads:[~2008-01-21 10:28 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 [this message]
[not found] ` <479473D0.7000002-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2008-01-22 1:15 ` Yang, Sheng
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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