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Date: Tue, 23 Sep 2008 04:18:00 -0000
From: "Martin Bligh" <mbligh@google.com>
To: "Masami Hiramatsu" <mhiramat@redhat.com>
Subject: Re: Unified tracing buffer
Cc: "Steven Rostedt" <rostedt@goodmis.org>,         "Linus Torvalds" <torvalds@linux-foundation.org>,         "Roland Dreier" <rdreier@cisco.com>,         "Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,         "Thomas Gleixner" <tglx@linutronix.de>,         "Mathieu Desnoyers" <compudj@krystal.dyndns.org>, darren@dvhart.com,         "Frank Ch. Eigler" <fche@redhat.com>,         systemtap-ml <systemtap@sources.redhat.com>
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> yes, if event c is an interrupt event :-).
>
>  cpu 0       cpu 1
>            hit event d
> hit event a
> log event a
>            irq event c
>            log event c
> hit event b
> log event b
>            log event d
>
> so, I think if we really need to order events, we have to stop
> irq right after hitting an event.

How could you fix that in any practical way?