All of lore.kernel.org
 help / color / mirror / Atom feed
From: Peter Zijlstra <peterz@infradead.org>
To: Avi Kivity <avi@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>,
	Jes Sorensen <Jes.Sorensen@redhat.com>,
	Joerg Roedel <joro@8bytes.org>, KVM General <kvm@vger.kernel.org>,
	Zachary Amsden <zamsden@redhat.com>,
	Gleb Natapov <gleb@redhat.com>,
	ming.m.lin@intel.com, "Zhang,
	Yanmin" <yanmin_zhang@linux.intel.com>,
	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 16:14:08 +0100	[thread overview]
Message-ID: <1267197248.22519.651.camel@laptop> (raw)
In-Reply-To: <4B87E060.8060506@redhat.com>

On Fri, 2010-02-26 at 16:53 +0200, Avi Kivity wrote:
> > If you give a full PMU to a guest it's a whole different dimension and quality
> > of information. Literally hundreds of different events about all sorts of
> > aspects of the CPU and the hardware in general.
> >    
> 
> Well, we filter out the bad events then. 

Which requires trapping the MSR access, at which point a soft-PMU is
almost there, right?


  reply	other threads:[~2010-02-26 15:14 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
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 [this message]
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=1267197248.22519.651.camel@laptop \
    --to=peterz@infradead.org \
    --cc=Jes.Sorensen@redhat.com \
    --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=mingo@elte.hu \
    --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.