* Roland Dreier <[email protected]> wrote:
> > But yeah, I currently don't see a very nice match to perf counters.
>
> OK. It would be nice to tie into something more general, but I think
> I agree -- perf counters are missing the filtering and the "no lost
> events" that ummunotify does have. And I'm not sure it's worth
> messing up the perf counters design just to jam one more not totally
> related thing in.
The filtering can be done and has been done - see Li Zefan's patchset
that uses filter expressions to do per event in-kernel filtering.
The OOM DoS is a bug in your patches i think, which perfcounters solves
;-)
Ingo
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