Unset LOCKDEP and TRACE_IRQFLAGS_SUPPORT

Gilles Chanteperdrix gilles.chanteperdrix at xenomai.org
Fri Oct 2 13:09:54 EDT 2015


On Fri, Oct 02, 2015 at 09:56:39AM -0600, Jim Cromie wrote:
> On Sun, Sep 27, 2015 at 8:52 AM, <Valdis.Kletnieks at vt.edu> wrote:
> 
> > On Sun, 27 Sep 2015 15:08:57 +1300, vibnwis said:
> >
> > > Xenomai patching succeeded but when running one of is test apps,
> > "latency"
> > > showing
> > > > > > > > > >> > 0"000.000| BUG in low_init(): [main] mlockall: Cannot
> > > allocate
> > > > > > > memory
> > > And the mailing list member suggested the following
> >
> > Is that in dmesg, or output from the test program?
> > Is there more output, or is that it?
> >
> > Personally, if TRACE_IRQFLAGS is causing an issue with mlock, I'd suspect
> > a very buggy patch indeed.  If it can't tolerate a trace function being
> > turned on, there;s probably some very questionable coding in there.....
> >
> >
> 
> FWIW, I think Xenomai is far better smelling than your quick sniff has told
> your olfactory sensors

Actually, I think the following answer on the xenomai mailing list:
http://xenomai.org/pipermail/xenomai/2015-September/035126.html

Should make clear the fact that the answer about TRACE_IRQFLAGS was
an answer to the errors in the kernel log, not an answer to the
issue with mlockall.

-- 
					    Gilles.
https://click-hack.org



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