From: Daniel Bristot de Oliveira <bristot@kernel.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Wim Van Sebroeck <wim@linux-watchdog.org>,
Guenter Roeck <linux@roeck-us.net>,
Jonathan Corbet <corbet@lwn.net>, Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>,
Will Deacon <will@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Marco Elver <elver@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
"Paul E. McKenney" <paulmck@kernel.org>,
Shuah Khan <skhan@linuxfoundation.org>,
Gabriele Paoloni <gpaoloni@redhat.com>,
Juri Lelli <juri.lelli@redhat.com>,
Clark Williams <williams@redhat.com>,
Tao Zhou <tao.zhou@linux.dev>,
Randy Dunlap <rdunlap@infradead.org>,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-trace-devel@vger.kernel.org
Subject: Re: [PATCH V7 01/16] rv: Add Runtime Verification (RV) interface
Date: Wed, 27 Jul 2022 15:42:12 +0200 [thread overview]
Message-ID: <1dad74ee-2d82-c8b1-7367-cbc6ea124785@kernel.org> (raw)
In-Reply-To: <20220726165903.262a0a65@gandalf.local.home>
On 7/26/22 22:59, Steven Rostedt wrote:
>>>> +static void turn_monitoring_on(void)
>>>> +{
>>>> + reset_all_monitors();
>>> Why does this reset all monitors but turn_monitoring_off() does not?
>> When we turn monitoring off, the monitors will stop monitoring while yet
>> in sync with the events generated by the system, i.e., all the events after
>> the start were processed.
>>
>> But if we disabled the monitor, and some events get ignored, the monitors
>> will be out of sync with the system. Thus, resetting the monitor to
>> for a synchronization between the monitors and the system is needed, before
>> enabling monitoring back.
>>
>>> You should keep that out.
>> did not get :-(
> I don't like the way the _on() and _off() are different.
>
> Have the _on() just turn in on *without* the reset.
>
> If you need the reset, then make a separate function called:
>
> static void turn_monitoring_on_with_reset(void)
> {
> reset_all_monitors();
> turn_monitoring_on();
> }
>
as usual... https://www.youtube.com/watch?v=qYo0lVVH2wU
Fixed in v8, along with all other changes.
Thanks
-- Daniel
next prev parent reply other threads:[~2022-07-27 13:42 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-25 20:11 [PATCH V7 00/16] The Runtime Verification (RV) interface Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 01/16] rv: Add " Daniel Bristot de Oliveira
2022-07-26 16:22 ` Steven Rostedt
2022-07-26 20:00 ` Daniel Bristot de Oliveira
2022-07-26 20:59 ` Steven Rostedt
2022-07-27 13:42 ` Daniel Bristot de Oliveira [this message]
2022-07-27 16:10 ` Tao Zhou
2022-07-25 20:11 ` [PATCH V7 02/16] rv: Add runtime reactors interface Daniel Bristot de Oliveira
2022-07-26 16:26 ` Steven Rostedt
2022-07-26 20:06 ` Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 03/16] rv/include: Add helper functions for deterministic automata Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 04/16] rv/include: Add deterministic automata monitor definition via C macros Daniel Bristot de Oliveira
2022-07-27 15:29 ` Tao Zhou
2022-07-27 16:06 ` Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 05/16] rv/include: Add instrumentation helper functions Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 06/16] Documentation/rv: Add a basic documentation Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 07/16] tools/rv: Add dot2c Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 08/16] Documentation/rv: Add deterministic automaton documentation Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 09/16] tools/rv: Add dot2k Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 10/16] Documentation/rv: Add deterministic automata monitor synthesis documentation Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 11/16] Documentation/rv: Add deterministic automata instrumentation documentation Daniel Bristot de Oliveira
2022-07-26 16:31 ` Steven Rostedt
2022-07-25 20:11 ` [PATCH V7 12/16] rv/monitor: Add the wip monitor skeleton created by dot2k Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 13/16] rv/monitor: Add the wip monitor Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 14/16] rv/monitor: Add the wwnr monitor Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 15/16] rv/reactor: Add the printk reactor Daniel Bristot de Oliveira
2022-07-25 20:11 ` [PATCH V7 16/16] rv/reactor: Add the panic reactor Daniel Bristot de Oliveira
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