From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Sat, 17 Dec 2005 18:17:15 +0100
From: Jan Kiszka <kiszka@domain.hid>
MIME-Version: 1.0
Subject: Re: [Xenomai-core] [PATCH] debug_maxlat as module_param
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To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: xenomai-core <xenomai@xenomai.org>

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Gilles Chanteperdrix wrote:
> Jan Kiszka wrote:
>  > Hi,
>  > 
>  > this tiny patch exports the NMI watchdog's threshold as module parameter
>  > "debug_maxlat" of xeno_hal. This means that one can either override the
>  > value via a kernel parameter or in sysfs/modules/xeno_hal/parameters
>  > (before activating the hal).
> 
> rthal_maxlat_tsc should be updated when rthal_maxlat_us_arg changes.
> 

I didn't digged that deep, is this possible during runtime? My current
workflow looks like this: unload xeno_nucleus (and higher modules),
change maxlat, reload the modules.

Mmh, I guess one has to register some update handler with sysfs in that
case. Any hint where to look for a pattern?

Jan

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