From: Greg KH <gregkh@linuxfoundation.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Daniel Bristot de Oliveira <bristot@kernel.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH] tracing/timerlat: Move hrtimer_init to timerlat_fd open()
Date: Thu, 1 Feb 2024 10:12:50 -0800 [thread overview]
Message-ID: <2024020140-santa-bagful-51d8@gregkh> (raw)
In-Reply-To: <20240201130823.36f1da8d@gandalf.local.home>
On Thu, Feb 01, 2024 at 01:08:23PM -0500, Steven Rostedt wrote:
> On Thu, 1 Feb 2024 10:05:59 -0800
> Greg KH <gregkh@linuxfoundation.org> wrote:
>
> > > timerlat_fd = open("/sys/kernel/tracing/osnoise/per_cpu/cpu0/timerlat_fd", 'r')
> > > timerlat_fd.close();
> > >
> > > # ./taskset -c 0 ./timerlat_load.py
> > > <BOOM>
> >
> > Then obviously, this is a real, functional, change, so say so in the
> > kernel changelog :)
>
> I've updated the change log to remove that comment and add the reproducer.
And cc: stable properly? thanks!
next prev parent reply other threads:[~2024-02-01 18:12 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-01 15:13 [PATCH] tracing/timerlat: Move hrtimer_init to timerlat_fd open() Daniel Bristot de Oliveira
2024-02-01 15:25 ` Steven Rostedt
2024-02-01 15:27 ` Daniel Bristot de Oliveira
2024-02-01 15:44 ` Greg KH
2024-02-01 16:02 ` Daniel Bristot de Oliveira
2024-02-01 16:10 ` Steven Rostedt
2024-02-01 18:05 ` Greg KH
2024-02-01 18:08 ` Steven Rostedt
2024-02-01 18:12 ` Greg KH [this message]
2024-02-01 18:24 ` Steven Rostedt
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=2024020140-santa-bagful-51d8@gregkh \
--to=gregkh@linuxfoundation.org \
--cc=bristot@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-trace-kernel@vger.kernel.org \
--cc=mathieu.desnoyers@efficios.com \
--cc=mhiramat@kernel.org \
--cc=rostedt@goodmis.org \
--cc=stable@vger.kernel.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;
as well as URLs for NNTP newsgroup(s).