Re: [PATCH v14 00/30] Tracefs support for pKVM

Marc Zyngier
2026-03-11T09:02:16Z

On Tue, 10 Mar 2026 14:43:01 +0000,
Steven Rostedt <rostedt@goodmis.org> wrote:
>
> On Mon, 9 Mar 2026 16:24:46 +0000
> Vincent Donnefort <vdonnefort@google.com> wrote:
>
>
> > 5. pKVM
> > -------
> >
> > The pKVM support simply creates a "hypervisor" trace_remote on the
> > kernel side and inherits from simple-ring-buffer.c on the hypervisor
> > side.
> >
> > A new event macro is created HYP_EVENT() that is under the hood re-using
> > REMOTE_EVENT() (defined in the previous paragaph) as well as generate
> > hypervisor specific struct and trace_<event>() functions.
>
> I pulled in all the tracing related patches (1-18) and pushed it to my repo:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git ring-buffer/for-next
>
> It's based on top of v7.0-rc3. I'm not going to rebase that branch,
> although I may built on top of it, but for now, feel free to merge it into
> the arm tree and put the rest of the patches on top of it.

I've now picked up this branch (as of a717943d8ecc0) and stashed
patches 19-30 on top. The result is pushed out in kvmarm/next.

Thanks,

M.

--
Without deviation from the norm, progress is not possible.