Re: [PATCH V4 18/20] rv/monitor: Add safe watchdog monitor
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- Subject: Re: [PATCH V4 18/20] rv/monitor: Add safe watchdog monitor
- From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
- Date: Thu, 16 Jun 2022 13:57:06 -0700
- Cc: Wim Van Sebroeck <wim@xxxxxxxxxxxxxxxxxx>, Guenter Roeck <linux@xxxxxxxxxxxx>, Jonathan Corbet <corbet@xxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Marco Elver <elver@xxxxxxxxxx>, Dmitry Vyukov <dvyukov@xxxxxxxxxx>, "Paul E. McKenney" <paulmck@xxxxxxxxxx>, Shuah Khan <skhan@xxxxxxxxxxxxxxxxxxx>, Gabriele Paoloni <gpaoloni@xxxxxxxxxx>, Juri Lelli <juri.lelli@xxxxxxxxxx>, Clark Williams <williams@xxxxxxxxxx>, linux-doc@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-trace-devel@xxxxxxxxxxxxxxx
- In-reply-to: <6366fdc89d65b8d9b14ccd1e42fa0d793fbe9f73.1655368610.git.bristot@kernel.org>
- References: <cover.1655368610.git.bristot@kernel.org> <6366fdc89d65b8d9b14ccd1e42fa0d793fbe9f73.1655368610.git.bristot@kernel.org>
- User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1
Hi--
On 6/16/22 01:45, Daniel Bristot de Oliveira wrote:
> diff --git a/kernel/trace/rv/Kconfig b/kernel/trace/rv/Kconfig
> index 21f03fb3101a..b14ae63e792b 100644
> --- a/kernel/trace/rv/Kconfig
> +++ b/kernel/trace/rv/Kconfig
> @@ -45,6 +45,16 @@ config RV_MON_WWNR
> illustrates the usage of per-task monitor. The model is
> broken on purpose: it serves to test reactors.
>
> +config RV_MON_SAFE_WTD
> + select DA_MON_EVENTS_IMPLICIT
> + bool "Safety watchdog"
> + help
> + Enable safe_wtd, this monitor observes the interaction
> + between a user-space safety monitor and a watchdog device.
> +
> + For futher information see:
> + Documentation/trace/rv/safety-monitor.rst
I'm curious about what "WTD" means.
I see lots of WDT in drivers/watchdog/Kconfig
(where it means WatchDog Timer AFAIK).
thanks.
--
~Randy
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