From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Dan Magenheimer <dan.magenheimer@oracle.com>
Cc: kurt.hackel@oracle.com,
"Xen-Devel (E-mail)" <xen-devel@lists.xensource.com>,
Keir Fraser <keir.fraser@eu.citrix.com>,
Jan Beulich <JBeulich@novell.com>
Subject: Re: rdtscP and xen (and maybe the app-tsc answer I've been looking for)
Date: Tue, 22 Sep 2009 15:18:05 -0700 [thread overview]
Message-ID: <4AB94D1D.30706@goop.org> (raw)
In-Reply-To: <f404cdf6-6842-4017-b8aa-c0ab342c54f0@default>
On 09/22/09 13:22, Dan Magenheimer wrote:
> The reason is to improve performance while preserving
> correctness for applications that need to do tens-to-hundreds
> of thousands "timestamp reads" without changing the underlying
> OS. Whether this is a GOOD reason is subject to interpretation,
> but it is a reason.
>
I don't think there's anything new to add to this line of discussion.
J
next prev parent reply other threads:[~2009-09-22 22:18 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-18 16:30 rdtscP and xen (and maybe the app-tsc answer I've been looking for) Dan Magenheimer
2009-09-18 20:27 ` Dan Magenheimer
2009-09-18 22:55 ` Jeremy Fitzhardinge
2009-09-19 15:34 ` Dan Magenheimer
2009-09-21 14:47 ` Dan Magenheimer
2009-09-21 18:36 ` Jeremy Fitzhardinge
2009-09-21 22:20 ` Dan Magenheimer
2009-09-21 22:50 ` Jeremy Fitzhardinge
2009-09-21 23:29 ` Dan Magenheimer
2009-09-21 23:55 ` Jeremy Fitzhardinge
2009-09-22 0:11 ` Dan Magenheimer
2009-09-22 0:42 ` Jeremy Fitzhardinge
2009-09-22 19:36 ` Dan Magenheimer
2009-09-22 19:52 ` Jeremy Fitzhardinge
2009-09-22 20:22 ` Dan Magenheimer
2009-09-22 22:18 ` Jeremy Fitzhardinge [this message]
2009-09-22 7:44 ` Jan Beulich
2009-09-22 15:00 ` Dan Magenheimer
2009-09-22 15:16 ` Jan Beulich
2009-09-22 17:15 ` Jeremy Fitzhardinge
2009-09-22 7:39 ` Jan Beulich
2009-09-22 17:26 ` Jeremy Fitzhardinge
2009-09-21 8:17 ` Jan Beulich
2009-09-21 14:04 ` Dan Magenheimer
2009-09-21 14:18 ` Jan Beulich
2009-09-21 15:25 ` Dan Magenheimer
2009-09-21 15:41 ` Keir Fraser
2009-09-21 15:53 ` Keir Fraser
2009-09-21 16:55 ` Dan Magenheimer
2009-09-21 17:02 ` Keir Fraser
2009-09-21 17:56 ` Dan Magenheimer
2009-09-21 18:17 ` Keir Fraser
2009-09-21 21:47 ` Dan Magenheimer
2009-09-21 16:03 ` Jan Beulich
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