From: Avi Kivity <avi@qumranet.com>
To: Glauber Costa <gcosta@redhat.com>
Cc: kvm@vger.kernel.org, glommer@gmail.com, aliguori@codemonkey.ws,
mtosatti@redhat.com, virtualization@lists.linux-foundation.org
Subject: Re: [PATCH 0/2] Paravirt loops per jiffy calculation
Date: Sun, 27 Jul 2008 10:59:54 +0300 [thread overview]
Message-ID: <488C2AFA.2030806@qumranet.com> (raw)
In-Reply-To: <1216743328-3213-1-git-send-email-gcosta@redhat.com>
Glauber Costa wrote:
> Hey,
>
> Over the last weeks, there has been some discussion regarding paravirt
> lpj calculation for kvm. Here's my shot at that.
>
> KVM hypervisor already put the right value in our pvclock structures,
> as part of the xen compatibility efforts.
>
> So the first patch moves the respective xen code to pvclock.c (since
> we'll be doing the same calculation anyway), while the second, implements
> functions for kvm that makes use of it.
>
> Turns out that only implementing a pv get_tsc_khz is not enough, since
> it will only do the right thing for cpu0, which is not what we desire.
>
> So we set preset_lpj. Recall this code is run before arch parameter setup,
> so if we pass lpj=xx in the command line, it'll still work.
>
> Have a good (paravirtual) time!
>
>
I only have this email out of the patchset. Please resend.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2008-07-27 7:59 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-22 16:15 [PATCH 0/2] Paravirt loops per jiffy calculation Glauber Costa
2008-07-22 16:15 ` [PATCH 1/2] factor out cpu_khz to common code Glauber Costa
2008-07-22 16:15 ` Glauber Costa
2008-07-22 16:15 ` [PATCH 2/2] use paravirt function to calculate cpu khz Glauber Costa
2008-07-22 16:15 ` Glauber Costa
2008-07-23 10:07 ` [PATCH 0/2] Paravirt loops per jiffy calculation Gerd Hoffmann
2008-07-23 10:07 ` Gerd Hoffmann
2008-07-23 13:35 ` Glauber Costa
2008-07-23 13:35 ` Glauber Costa
2008-07-27 7:59 ` Avi Kivity [this message]
2008-07-27 7:59 ` Avi Kivity
2008-07-28 14:47 ` [PATCH 0/2] Paravirt loops per jiffy Glauber Costa
2008-07-28 14:47 ` Glauber Costa
2008-07-28 14:47 ` [PATCH 1/2] factor out cpu_khz to common code Glauber Costa
2008-07-28 14:47 ` [PATCH 2/2] use paravirt function to calculate cpu khz Glauber Costa
2008-07-28 14:47 ` Glauber Costa
2008-07-28 14:47 ` [PATCH 1/2] factor out cpu_khz to common code Glauber Costa
2008-07-29 14:17 ` [PATCH 0/2] Paravirt loops per jiffy Avi Kivity
2008-07-29 14:17 ` Avi Kivity
-- strict thread matches above, loose matches on Subject: below --
2008-07-22 16:15 [PATCH 0/2] Paravirt loops per jiffy calculation Glauber Costa
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