I installed the image + headers + lttng + lttng-modules-dkms. Then manually installed the kernel into the flash boot region, rebooted and was able to get lttng to work:
root@ubuntu-phablet:~# lttng list -k Kernel events: ------------- timer_init (loglevel: TRACE_EMERG (0)) (type: tracepoint) timer_start (loglevel: TRACE_EMERG (0)) (type: tracepoint) timer_expire_entry (loglevel: TRACE_EMERG (0)) (type: tracepoint) timer_expire_exit (loglevel: TRACE_EMERG (0)) (type: tracepoint) timer_cancel (loglevel: TRACE_EMERG (0)) (type: tracepoint) hrtimer_init (loglevel: TRACE_EMERG (0)) (type: tracepoint) hrtimer_start (loglevel: TRACE_EMERG (0)) (type: tracepoint) etc..
So, verified OK.
I installed the image + headers + lttng + lttng-modules-dkms. Then manually installed the kernel into the flash boot region, rebooted and was able to get lttng to work:
root@ubuntu- phablet: ~# lttng list -k expire_ entry (loglevel: TRACE_EMERG (0)) (type: tracepoint) expire_ exit (loglevel: TRACE_EMERG (0)) (type: tracepoint)
Kernel events:
-------------
timer_init (loglevel: TRACE_EMERG (0)) (type: tracepoint)
timer_start (loglevel: TRACE_EMERG (0)) (type: tracepoint)
timer_
timer_
timer_cancel (loglevel: TRACE_EMERG (0)) (type: tracepoint)
hrtimer_init (loglevel: TRACE_EMERG (0)) (type: tracepoint)
hrtimer_start (loglevel: TRACE_EMERG (0)) (type: tracepoint)
etc..
So, verified OK.