[Qemu-devel] [PATCH] configure: fix LTTng UST tracing backend detection

2016-11-28 Thread Francis Deslauriers
The detection program needs to be linked with -ldl to build succesfully with recent versions of LTTng-UST. We also need to add -ldl to the libs required to build the LTTng-UST backend (lttng_ust_libs). Signed-off-by: Francis Deslauriers <francis.deslauri...@efficios.com> --- configu

[Qemu-devel] [Bug 1391942] Re: Unnecessary events option of the trace argument with UST backend

2015-01-07 Thread Francis Deslauriers
It works without the -trace option. Want I meant with this post is that the events argument of the -trace option has no effect in the case of using LTTng UST as the tracing backend because the events are enabled from the LTTng tracer itself. Is there some way I can make an argument optional

[Qemu-devel] [Bug 1391942] [NEW] Unnecessary events option of the trace argument with UST backend

2014-11-12 Thread Francis Deslauriers
Public bug reported: When running configure with the --enable-trace-backends=ust option and compiling. The user should not have to specify a the events and file options because they are not used with that tracing framework. Right now, in order the use this option the need to specify a dummy