All of lore.kernel.org
 help / color / mirror / Atom feed
From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Jeroen Van den Keybus <jeroen.vandenkeybus@gmail.com>
Cc: "xenomai@xenomai.org" <xenomai@xenomai.org>
Subject: Re: [Xenomai] Reading /proc/xenomai/stat causes high latencies
Date: Wed, 23 Apr 2014 16:07:43 +0200	[thread overview]
Message-ID: <5357C92F.2060206@xenomai.org> (raw)
In-Reply-To: <CAPRPZsCnAJH_-070SbSMB+Q_dQwf+FYfKpmp1wzwtz=zMA2bcA@mail.gmail.com>

On 04/23/2014 03:45 PM, Jeroen Van den Keybus wrote:
> I've attached an I-trace from what happens when 'modprobe xeno_native'
> stalls. I could use some hints as where to start looking into this
> issue. Right now, I would say I have a look at which code paths are
> traversed and not when CONFIG_IPIPE_TRACE is unset and set
> respectively.

Do you get the same behaviour if you only enable the tracer after 
loading the xeno_native module?


-- 
					    Gilles.


  reply	other threads:[~2014-04-23 14:07 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-22 16:02 [Xenomai] Reading /proc/xenomai/stat causes high latencies Jeroen Van den Keybus
2014-04-23  9:14 ` Jeroen Van den Keybus
2014-04-23 13:45   ` Jeroen Van den Keybus
2014-04-23 14:07     ` Gilles Chanteperdrix [this message]
2014-04-23 20:54       ` Jeroen Van den Keybus
2014-04-23 20:56         ` Gilles Chanteperdrix
2014-04-23 21:39           ` Jeroen Van den Keybus
2014-04-23 22:25             ` Gilles Chanteperdrix
2014-04-24  8:57               ` Jeroen Van den Keybus
2014-04-24 14:46                 ` Jeroen Van den Keybus
2014-04-25  8:15                   ` Jeroen Van den Keybus
2014-04-25 10:44                     ` Jeroen Van den Keybus
2014-09-09 21:03                       ` Gilles Chanteperdrix
2014-09-10 13:50                         ` Jeroen Van den Keybus
2014-09-10 19:47                           ` Gilles Chanteperdrix
2014-09-11  5:11                         ` Jan Kiszka
2014-09-11  5:19                           ` Jan Kiszka
2014-09-18 11:46                             ` Gilles Chanteperdrix
2014-09-18 11:59                               ` Jan Kiszka
2014-09-18 12:11                                 ` Gilles Chanteperdrix
2014-09-18 12:17                                 ` Gilles Chanteperdrix
2014-09-18 12:20                                   ` Jan Kiszka
2014-09-18 13:05                                     ` Gilles Chanteperdrix
2014-09-18 13:26                                       ` Jan Kiszka
2014-09-18 13:44                                         ` Gilles Chanteperdrix
2014-09-18 16:14                                           ` Jan Kiszka
2014-09-18 16:28                                             ` Gilles Chanteperdrix
2014-09-18 18:39                                               ` Gilles Chanteperdrix
2014-09-18 19:23                                                 ` Jan Kiszka
2014-09-18 19:31                                                   ` Gilles Chanteperdrix
2014-09-18 19:09                                               ` Jan Kiszka
2014-09-18 19:32                                                 ` Gilles Chanteperdrix
2014-09-18 19:56                                                   ` Jan Kiszka
2014-09-18 20:13                                                     ` Gilles Chanteperdrix
2014-09-18 20:21                                 ` Gilles Chanteperdrix
2014-09-19  2:06                                   ` Gilles Chanteperdrix
2014-09-19  5:41                                     ` Jan Kiszka
2014-09-19  7:04                                       ` Philippe Gerum
2014-09-19 10:51                                     ` Gilles Chanteperdrix
2014-09-16 11:09                           ` Gilles Chanteperdrix

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=5357C92F.2060206@xenomai.org \
    --to=gilles.chanteperdrix@xenomai.org \
    --cc=jeroen.vandenkeybus@gmail.com \
    --cc=xenomai@xenomai.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 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.