Re: Multiple Tracers

Ingo Molnar
2009-04-09T04:40:33Z

* Li Zefan <lizf@cn.fujitsu.com> wrote:

> >>> Tom Zanussi (Cc:-ed) recently converted the blktrace tracepoints to
> >> I guess you mean Arnaldo <acme@redhat.com> ;)
> >
> > Nope, Tom:
> >
> > Message-Id: <1235725261.8512.89.camel@charm-linux>
> >
>
> Ah, sorry for the mistake, I didn't notice that patch, and I
> thought Ingo meant the ftrace-plugin patch.

yeah - i meant the Zed-trace patches Tom posted some time ago.

I think it would be nice to use the blktrace bits of it too, to
extend built-in user-defined per tracepoint filtering expressions to
blktrace and to make blktrace events more generally available. It
does not impact existing blktrace functionality, it extends on it.

Ingo