Re: [RFC PATCH 0/4] perf: Correlating user process data to samples

From: Peter Zijlstra
Date: Sat Apr 13 2024 - 06:54:05 EST


On Fri, Apr 12, 2024 at 09:37:24AM -0700, Beau Belgrave wrote:

> > Anyway, since we typically run stuff from NMI context, accessing user
> > data is 'interesting'. As such I would really like to make this work
> > depend on the call-graph rework that pushes all the user access bits
> > into return-to-user.
>
> Cool, I assume that's the SFRAME work? Are there pointers to work I
> could look at and think about what a rebase looks like? Or do you have
> someone in mind I should work with for this?

I've been offline for a little while and still need to catch up with
things myself.

Josh was working on that when I dropped off IIRC, I'm not entirely sure
where things are at currently (and there is no way I can ever hope to
process the backlog).

Anybody know where we are with that?