linux-kernel - Re: [PATCH v10 00/19] RV: Linear temporal logic monitors for RT application

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Message-ID: <20250627124248.fpuBrdWJ@linutronix.de>
Date: Fri, 27 Jun 2025 14:42:48 +0200
From: Nam Cao <namcao@...utronix.de>
To: Steven Rostedt <rostedt@...dmis.org>,
	Gabriele Monaco <gmonaco@...hat.com>,
	linux-trace-kernel@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: john.ogness@...utronix.de
Subject: Re: [PATCH v10 00/19] RV: Linear temporal logic monitors for RT
 application

Hi Steven,

On Tue, Jun 10, 2025 at 11:43:25AM +0200, Nam Cao wrote:
> Real-time applications may have design flaws causing them to have
> unexpected latency. For example, the applications may raise page faults, or
> may be blocked trying to take a mutex without priority inheritance.
> 
> However, while attempting to implement DA monitors for these real-time
> rules, deterministic automaton is found to be inappropriate as the
> specification language. The automaton is complicated, hard to understand,
> and error-prone.
> 
> For these cases, linear temporal logic is found to be more suitable. The
> LTL is more concise and intuitive.
> 
> This series adds support for LTL RV monitor, and use it to implement two
> monitors for reporting problems with real-time tasks.

Is there any chance this series could be applied soon? I have some more
patches which depend on this series, so it is holding up the show. I think
Gabriele needs this applied for his patches as well.

Best regards,
Nam