[lttng-dev] [Qemu-devel] [PATCH 0/6] hypertrace: Lightweight guest-to-QEMU trace channel

[Steven Rostedt]

On Thu, 18 Aug 2016 11:54:24 +0100
Stefan Hajnoczi <stefanha at gmail.com> wrote:

> Steven is working on a host/guest solution for trace-cmd.  It is also
> asynchronous.  No new paravirt hardware is needed and it makes me wonder
> whether the hypertrace PCI device is trying to solve the problem at the
> wrong layer.

Yes, and I'm currently working on it again. In fact, if any of you will
be at LinuxCon in Toronto next week, I'll be presenting[1] what I have
and what I plan to complete in the near future.

-- Steve

[1] https://lcccna2016.sched.org/event/7JWL/trace-cmd-virt-server-a-status-update-steven-rostedt-red-hat?iframe=no&w=i:100;&sidebar=yes&bg=no