From: Juergen Gross <juergen.gross@ts.fujitsu.com>
To: Keir Fraser <keir.fraser@eu.citrix.com>
Cc: Dan Magenheimer <dan.magenheimer@oracle.com>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: emulated tsc and frequency info
Date: Tue, 20 Jul 2010 14:43:13 +0200 [thread overview]
Message-ID: <4C4599E1.5090407@ts.fujitsu.com> (raw)
In-Reply-To: <C86B5517.1B0EF%keir.fraser@eu.citrix.com>
On 07/20/2010 02:28 PM, Keir Fraser wrote:
> On 20/07/2010 12:52, "Juergen Gross"<juergen.gross@ts.fujitsu.com> wrote:
>
>>>> with xen 4.0 and xen-unstable I see weird tsc information in my HVM-domain
>>>> with PV-driver, if xen chooses to emulate tsc (d->arch.vtsc is set):
>>
>> correction: only xen 4.0 is affected!
>> xen-unstable does the scaling correctly.
>
> Is it still a problem with the latest 4.0.1 RC (or tip of xen-4.0-testing)?
Looking at hvm_get_guest_tsc() it should be okay, too.
Sorry for the noise :-(
Juergen
--
Juergen Gross Principal Developer Operating Systems
TSP ES&S SWE OS6 Telephone: +49 (0) 89 3222 2967
Fujitsu Technology Solutions e-mail: juergen.gross@ts.fujitsu.com
Domagkstr. 28 Internet: ts.fujitsu.com
D-80807 Muenchen Company details: ts.fujitsu.com/imprint.html
prev parent reply other threads:[~2010-07-20 12:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-20 9:20 emulated tsc and frequency info Juergen Gross
2010-07-20 10:00 ` Keir Fraser
2010-07-20 11:52 ` Juergen Gross
2010-07-20 12:28 ` Keir Fraser
2010-07-20 12:43 ` Juergen Gross [this message]
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