Unset LOCKDEP and TRACE_IRQFLAGS_SUPPORT

vibnwis vibnwis at gmail.com
Sun Sep 27 16:58:21 EDT 2015


On 28 September 2015 at 03:52, <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?
>
The above error message is from the output of the test app, "latency"

>
> 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.....
>
Thanks for sharing. Being a newbie, I would have to have some sort faith
until it is proven otherwise. Hence, I am tasked to get the TRACE_IRQFLAGS
turn off. Once, I have got it done and the results would tell us if the
patches were fine or not.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.kernelnewbies.org/pipermail/kernelnewbies/attachments/20150928/e5accb85/attachment.html 


More information about the Kernelnewbies mailing list