Re: [Xenomai] kernel does not boot when ipipe tracer is activated

2018-03-14 Thread Yann le Chevoir
Hi, I have the same problem Cédric had in November. @Cédric, did you manage to activate ipipe-tracer on your iMX6? Even with earlyprintk (menuconfig and bootargs), the kernel hangs to "Starting kernel...". I have an iMX6 too, my Kernel is 4.1.38. The I-pipe patch 4.1.18 did not exactly fit. I

[Xenomai] kernel does not boot when ipipe tracer is activated

2017-11-15 Thread Cédric Perles
Hi, I’m working on an iMX6 based board with NXP kernel 4.1.15. Using cyclictest and dohell, I benched latency on my Xenomai + Preempt-rt kernel. To understand the results, I wanted to activate ftrace and ipipe-tracer. While ftrace activation was not a big deal, when "I-pipe debugging" is