From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
To: rostedt <rostedt@goodmis.org>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Masami Hiramatsu <mhiramat@kernel.org>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Yordan Karadzhov <y.karadz@gmail.com>,
Tzvetomir Stoyanov <tz.stoyanov@gmail.com>,
Tom Zanussi <zanussi@kernel.org>,
Jason Behmer <jbehmer@google.com>,
Julia Lawall <julia.lawall@inria.fr>,
Clark Williams <williams@redhat.com>,
bristot <bristot@redhat.com>, Daniel Wagner <wagi@monom.org>,
Darren Hart <dvhart@vmware.com>, Jonathan Corbet <corbet@lwn.net>,
"Suresh E. Warrier" <warrier@linux.vnet.ibm.com>
Subject: Re: [RFC][PATCH] ring-buffer: Have nested events still record running time stamp
Date: Thu, 25 Jun 2020 16:03:30 -0400 (EDT) [thread overview]
Message-ID: <581134894.13457.1593115410860.JavaMail.zimbra@efficios.com> (raw)
In-Reply-To: <20200625150922.08abe7e6@oasis.local.home>
----- On Jun 25, 2020, at 3:09 PM, rostedt rostedt@goodmis.org wrote:
> On Thu, 25 Jun 2020 13:55:07 -0400 (EDT)
> Mathieu Desnoyers <mathieu.desnoyers@efficios.com> wrote:
>
>> What are the types used for before_stamp and write_stamp ? If those
>> are 64-bit integers, how does sharing them between nested contexts
>> work on 32-bit architectures ?
>
> BTW, I forgot to state in either of my two emails, THANK YOU!
>
> I really appreciate the thorough review of this patch, and I welcome
> the challenges you give me to make sure I can verify all that I claim
> can happen.
You're welcome! I believe these discussions we've been having for the past
10+ years on ring buffer design have helped improve our respective projects.
I'm glad to be of service!
Thanks,
Mathieu
--
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com
next prev parent reply other threads:[~2020-06-25 20:03 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-25 13:44 [RFC][PATCH] ring-buffer: Have nested events still record running time stamp Steven Rostedt
2020-06-25 13:53 ` Mathieu Desnoyers
2020-06-25 14:37 ` Steven Rostedt
2020-06-25 16:42 ` Korben Rusek
2020-06-25 18:12 ` Steven Rostedt
2020-06-25 17:55 ` Mathieu Desnoyers
2020-06-25 18:35 ` Steven Rostedt
2020-06-25 19:35 ` Mathieu Desnoyers
2020-06-25 19:58 ` Steven Rostedt
2020-06-26 2:36 ` Steven Rostedt
2020-06-26 3:35 ` Steven Rostedt
2020-06-26 13:58 ` Steven Rostedt
2020-06-26 18:13 ` Mathieu Desnoyers
2020-06-26 18:58 ` Steven Rostedt
2020-06-26 19:39 ` Steven Rostedt
2020-06-30 0:21 ` Steven Rostedt
2020-06-30 3:13 ` Mathieu Desnoyers
2020-06-30 3:26 ` Steven Rostedt
2020-06-25 19:04 ` Steven Rostedt
2020-06-25 19:58 ` Mathieu Desnoyers
2020-06-25 20:42 ` Steven Rostedt
2020-06-25 19:09 ` Steven Rostedt
2020-06-25 20:03 ` Mathieu Desnoyers [this message]
2020-06-25 18:09 ` 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=581134894.13457.1593115410860.JavaMail.zimbra@efficios.com \
--to=mathieu.desnoyers@efficios.com \
--cc=acme@redhat.com \
--cc=bristot@redhat.com \
--cc=corbet@lwn.net \
--cc=dvhart@vmware.com \
--cc=jbehmer@google.com \
--cc=jolsa@redhat.com \
--cc=julia.lawall@inria.fr \
--cc=linux-kernel@vger.kernel.org \
--cc=mhiramat@kernel.org \
--cc=mingo@kernel.org \
--cc=namhyung@kernel.org \
--cc=peterz@infradead.org \
--cc=rostedt@goodmis.org \
--cc=tglx@linutronix.de \
--cc=tz.stoyanov@gmail.com \
--cc=wagi@monom.org \
--cc=warrier@linux.vnet.ibm.com \
--cc=williams@redhat.com \
--cc=y.karadz@gmail.com \
--cc=zanussi@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