All of lore.kernel.org
 help / color / mirror / Atom feed
From: Ingo Molnar <mingo@elte.hu>
To: Avi Kivity <avi@redhat.com>
Cc: Jes Sorensen <Jes.Sorensen@redhat.com>,
	Joerg Roedel <joro@8bytes.org>, KVM General <kvm@vger.kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Zachary Amsden <zamsden@redhat.com>,
	Gleb Natapov <gleb@redhat.com>,
	ming.m.lin@intel.com, "Zhang,
	Yanmin" <yanmin_zhang@linux.intel.com>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Arjan van de Ven <arjan@infradead.org>,
	Fr??d??ric Weisbecker <fweisbec@gmail.com>,
	Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: Re: KVM PMU virtualization
Date: Fri, 26 Feb 2010 14:18:41 +0100	[thread overview]
Message-ID: <20100226131841.GC2518@elte.hu> (raw)
In-Reply-To: <4B87C6C4.3040407@redhat.com>


* Avi Kivity <avi@redhat.com> wrote:

> Can you emulate the Core 2 pmu on, say, a P4? [...]

How about the Pentium? Or the i486?

As long as there's perf events support, the CPU can be supported in a soft 
PMU. You can even cross-map exotic hw events if need to be - but most of the 
tooling (in just about any OS) uses just a handful of core events ...

	Ingo

  parent reply	other threads:[~2010-02-26 13:19 UTC|newest]

Thread overview: 99+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-25 15:04 KVM PMU virtualization Jes Sorensen
2010-02-25 15:44 ` Jan Kiszka
2010-02-25 16:26   ` Ingo Molnar
2010-02-26  2:52     ` Zhang, Yanmin
2010-02-26  8:45       ` Ingo Molnar
2010-02-26 11:03     ` Jes Sorensen
2010-02-25 17:34 ` Joerg Roedel
2010-02-26  2:55   ` Zhang, Yanmin
2010-02-26  8:51     ` Joerg Roedel
2010-02-26  9:17       ` Ingo Molnar
2010-02-26 10:42         ` Joerg Roedel
2010-02-26 10:56           ` Ingo Molnar
2010-03-02  7:09         ` Zhang, Yanmin
2010-03-02  9:36           ` Ingo Molnar
2010-03-03  3:32             ` Zhang, Yanmin
2010-03-03  9:27               ` Zhang, Yanmin
2010-03-03 10:13                 ` Peter Zijlstra
2010-03-04  0:52                   ` Zhang, Yanmin
2010-03-03 10:15                 ` Peter Zijlstra
2010-03-04  1:00                   ` Zhang, Yanmin
2010-03-10  9:29                     ` Zhang, Yanmin
2010-03-02  9:57           ` Peter Zijlstra
2010-02-26  8:42   ` Ingo Molnar
2010-02-26  9:46     ` Avi Kivity
2010-02-26 10:39       ` Joerg Roedel
2010-02-26 10:46         ` Ingo Molnar
2010-02-26 10:51           ` Avi Kivity
2010-02-26 11:06           ` Joerg Roedel
2010-02-26 11:18             ` Jes Sorensen
2010-02-26 11:24               ` Ingo Molnar
2010-02-26 11:25                 ` Jes Sorensen
2010-02-26 11:20             ` Ingo Molnar
2010-02-26 10:44       ` Ingo Molnar
2010-02-26 11:16         ` Avi Kivity
2010-02-26 11:26           ` Ingo Molnar
2010-02-26 11:47             ` Avi Kivity
2010-02-26 11:23         ` Jes Sorensen
2010-02-26 11:42           ` Ingo Molnar
2010-02-26 11:51             ` Avi Kivity
2010-02-26 12:07               ` Ingo Molnar
2010-02-26 12:20                 ` Avi Kivity
2010-02-26 12:38                   ` Ingo Molnar
2010-02-26 13:04                     ` Avi Kivity
2010-02-26 13:13                       ` Jes Sorensen
2010-02-26 13:27                         ` Ingo Molnar
2010-02-26 13:33                           ` Avi Kivity
2010-02-26 14:07                           ` Jes Sorensen
2010-02-26 14:11                             ` Avi Kivity
2010-02-26 13:18                       ` Ingo Molnar [this message]
2010-02-26 13:34                         ` Jes Sorensen
2010-02-26 12:56                   ` Jes Sorensen
2010-02-26 13:31                   ` Ingo Molnar
2010-02-26 13:37                     ` Jes Sorensen
2010-02-26 13:55                       ` Avi Kivity
2010-02-26 14:27                         ` Peter Zijlstra
2010-02-26 14:54                           ` Avi Kivity
2010-02-26 15:08                             ` Peter Zijlstra
2010-02-26 15:11                               ` Avi Kivity
2010-02-26 15:18                                 ` Peter Zijlstra
2010-02-26 15:55                                 ` Peter Zijlstra
2010-02-26 16:06                                   ` Avi Kivity
2010-03-01 19:03                                   ` Zachary Amsden
2010-03-01 18:54                       ` Zachary Amsden
2010-02-26 13:40                     ` Avi Kivity
2010-02-26 14:01                       ` Ingo Molnar
2010-02-26 14:22                         ` Avi Kivity
2010-02-26 14:37                           ` Ingo Molnar
2010-02-26 16:03                             ` Avi Kivity
2010-02-26 16:07                               ` Avi Kivity
2010-02-26 13:28               ` Peter Zijlstra
2010-02-26 13:44                 ` Avi Kivity
2010-02-26 13:51                 ` Jes Sorensen
2010-02-26 14:42                   ` Peter Zijlstra
2010-03-08 18:14                     ` Avi Kivity
2010-02-26 12:49             ` Jes Sorensen
2010-02-26 13:06               ` Ingo Molnar
2010-02-26 13:30                 ` Avi Kivity
2010-02-26 13:32                   ` Jes Sorensen
2010-02-26 13:44                   ` Ingo Molnar
2010-02-26 13:53                     ` Avi Kivity
2010-02-26 14:12                       ` Ingo Molnar
2010-02-26 14:53                         ` Avi Kivity
2010-02-26 15:14                           ` Peter Zijlstra
2010-02-28 16:34                             ` Joerg Roedel
2010-02-28 16:31                         ` Joerg Roedel
2010-02-28 16:11                     ` Joerg Roedel
2010-03-01  8:39                       ` Ingo Molnar
2010-03-01  8:58                         ` Joerg Roedel
2010-03-01  9:04                           ` Ingo Molnar
2010-03-01  8:44                       ` Ingo Molnar
2010-03-01 11:11                         ` Joerg Roedel
2010-03-01 17:17                           ` Peter Zijlstra
2010-03-01 18:36                             ` Joerg Roedel
2010-03-08 10:15                             ` Avi Kivity
2010-02-26 14:49                   ` Peter Zijlstra
2010-02-26 14:50                   ` Peter Zijlstra
2010-02-26 13:31                 ` Jes Sorensen
2010-03-01 17:22             ` Zachary Amsden
2010-02-26 11:01   ` Jes Sorensen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20100226131841.GC2518@elte.hu \
    --to=mingo@elte.hu \
    --cc=Jes.Sorensen@redhat.com \
    --cc=a.p.zijlstra@chello.nl \
    --cc=acme@redhat.com \
    --cc=arjan@infradead.org \
    --cc=avi@redhat.com \
    --cc=fweisbec@gmail.com \
    --cc=gleb@redhat.com \
    --cc=hpa@zytor.com \
    --cc=joro@8bytes.org \
    --cc=kvm@vger.kernel.org \
    --cc=ming.m.lin@intel.com \
    --cc=peterz@infradead.org \
    --cc=tglx@linutronix.de \
    --cc=yanmin_zhang@linux.intel.com \
    --cc=zamsden@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.