On Mon, Sep 30, 2024 at 01:36:21PM +0200, Anthony Harivel wrote:
> Hello,
>
> There is an error_report() in target/i386/kvm/vmsr_energy.c that would
> benefit for being a tracepoint because this is not actually an "error"
> as per se, but more a notification that could be used for debugging, and
> it is quite verbose.
>
> Could someone give me some pointer on how I could manage that so I can
> send a patch to rectify this ?
Modify the file target/i386/kvm/trace-events to define your desired
tracepoint(s).
Then #include "trace-event.h" in your vmsr_energy.c file
Call your probepoint using trace_{probe name}(...args...)
See docs/devel/tracing.rst for general info on tracing
With regards,
Daniel
--
|: https://berrange.com -o- https://www.flickr.com/photos/dberrange :|
|: https://libvirt.org -o- https://fstop138.berrange.com :|
|: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|
