Messages in this thread | | | Date | Thu, 17 Apr 2008 16:16:44 -0400 | From | Mathieu Desnoyers <> | Subject | Re: [RFC PATCH 1/2] Marker probes in futex.c |
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* Frank Ch. Eigler (fche@redhat.com) wrote: [..] > > >+ trace_mark(futex_wake_called, "uaddr:%p fshared:%p nr_wake:%d " > > > + "bitset:%d", > > > + uaddr, fshared, nr_wake, bitset); > > > > > + INIT_FUTEX_DEBUG_PROBE(futex_wake_called, > > > + "uaddr:%p fshared:%p nr_wake:%d bitset:%d"), > > > > Why the need to duplicate it; that's utter madness. > > This second instance is optional and is used as a consistency check > for the event consumer to hook up exactly to the intended producer. > The string could be empty. >
empty -> NULL , yes :)
> > - FChE
-- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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