Re: [PATCH] watchdog: Make sure the watchdog thread gets CPU onloaded system

From: Peter Zijlstra
Date: Thu Mar 15 2012 - 07:00:55 EST


On Wed, 2012-03-14 at 18:45 -0700, Mandeep Singh Baines wrote:
> You could make MAX_RT_PRIO greater than MAX_USER_RT_PRIO but that
> might
> have some impact on real-time applications. A simple one-line patch:
>
> - #define MAX_RT_PRIO MAX_USER_RT_PRIO
> + #define MAX_RT_PRIO (MAX_USER_RT_PRIO + 1)
>
> would prevent user-space from causing a false lockup detection.

We're so not going to muck with the fifo priorities just for this stupid
soft watchdog,.. I already hate that I can't disable the piece of crap,
making it more involved is just really not going to happen.


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