On 05/19/2011 10:29 PM, Philippe Gerum wrote:
> On Thu, 2011-05-19 at 20:36 +0200, Jan Kiszka wrote:
>> On 2011-05-19 20:15, Gilles Chanteperdrix wrote:
>>> On 05/19/2011 03:58 PM, Philippe Gerum wrote:
>>>> For this reason, I'm considering issuing a patch for a complete removal
>>>> of the NMI latency watchdog code in Xenomai 2.6.x, disabling the feature
>>>> for 2.6.38 kernels and above in 2.5.x.
>>>> Comments welcome.
>>> I am in the same case as you: I no longer use Xeno's NMI watchdog, so I
>>> agree to get rid of it.
>> Yeah. The last time we wanted to use it get more information about a
>> hard hang, the CPU we used was not supported.
>> Philippe, did you test the Linux watchdog already, if it generate proper
>> results on artificial Xenomai lockups on a single core?
> This works provided we tell the pipeline to enter printk-sync mode when
> the watchdog kicks. So I'd say that we could probably do a better job in
> making the pipeline core smarter wrt NMI watchdog context handling than
> asking Xenomai to dup the mainline code for having its own NMI handling.
If nobody disagrees, I am removing this code from -head. Now.
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