Philippe Gerum wrote:
 > On Tue, 2007-09-04 at 15:12 +0200, Johan Borkhuis wrote:
 > > I made the following change to Xenomai (version 2.3.2, but it could also 
 > > be applied to 2.4 as the watchdog code has not been changed).
 > > 
 > > The watchdog timeout is fixed at 4 seconds. For us this is a problem as 
 > > there are some processes that take more time than this.
 > > 
 > > I made the following change to allow this to be changed through the 
 > > Linux kernel configuration. The value is configurable between 1 and 60 
 > > seconds.
 > > 
 > > Below is a patchfile that implements this change. Please let me know if 
 > > you have comments on this, or if there are problems with this change.
 > > 
 > Looks good. Will merge, thanks.

I have nothing against the patch.

That said, if you have a real-time activity that does not let Linux run
for 4 seconds, you are risking some troubles when the real-time activity
gives back the control to Linux, such as random lockups for example.


                                            Gilles Chanteperdrix.

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