mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Jaswinder Singh Rajput <jaswinder@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@elte.hu>, Paul Mackerras <paulus@samba.org>,
	lkml <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] perfcounters: IRQ and NMI support on AMD CPUs
Date: Fri, 06 Mar 2009 01:07:37 +0530	[thread overview]
Message-ID: <1236281857.3316.15.camel@localhost.localdomain> (raw)
In-Reply-To: <1236280076.5187.403.camel@laptop>

On Thu, 2009-03-05 at 20:07 +0100, Peter Zijlstra wrote:
> On Fri, 2009-03-06 at 00:26 +0530, Jaswinder Singh Rajput wrote:
> > 
> > With fresh copy, perfstat is working.
> > 
> > But kerneltop is still not working and I am not getting any NMI Interrupts.
> 
> What does your dmegs look like?
> 
> Mine read like:
> 
> [    0.012002] AMD Performance Monitoring support detected.
> [    0.013002] ... num counters:    4
> [    0.014001] ... value mask:      0000ffffffffffff
> [    0.015001] ... fixed counters:  0
> [    0.016001] ... counter mask:    000000000000000f
> 

[    0.010998] AMD Performance Monitoring support detected.
[    0.011006] ... num counters:    4
[    0.011301] ... value mask:      0000000000000086
[    0.011581] ... fixed counters:  0
[    0.011808] ... counter mask:    000000000000000f
[    0.011998] ACPI: Core revision 20081204

> and its generating IRQs:
> 
> CNT:     168612     166040   Performance counter interrupts
> 

NMI:          0          0   Non-maskable interrupts
LOC:        213     980394   Local timer interrupts
CNT:          0          0   Performance counter interrupts
RES:     125349     123542   Rescheduling interrupts

--
JSR


  reply	other threads:[~2009-03-05 19:38 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-05 17:20 Peter Zijlstra
2009-03-05 17:25 ` Ingo Molnar
2009-03-05 17:27 ` [tip:perfcounters/core] " Peter Zijlstra
2009-03-12  1:44   ` Robert Richter
2009-03-12  9:12     ` Peter Zijlstra
2009-03-05 18:32 ` [PATCH] " Jaswinder Singh Rajput
2009-03-05 18:45   ` Peter Zijlstra
2009-03-05 18:56     ` Jaswinder Singh Rajput
2009-03-05 19:07       ` Peter Zijlstra
2009-03-05 19:37         ` Jaswinder Singh Rajput [this message]
2009-03-05 19:34       ` Peter Zijlstra
2009-03-05 19:41         ` Ingo Molnar
2009-03-05 20:01           ` Jaswinder Singh Rajput
2009-03-06  6:37             ` Mike Galbraith
2009-03-06  6:51               ` Mike Galbraith
2009-03-06  7:11                 ` Mike Galbraith

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=1236281857.3316.15.camel@localhost.localdomain \
    --to=jaswinder@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@elte.hu \
    --cc=paulus@samba.org \
    --cc=peterz@infradead.org \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

Powered by JetHome