On Fri, Sep 15, 2006 at 09:10:44PM +0200, Roman Zippel wrote:
> Hi,
>
> On Fri, 15 Sep 2006, Ingo Molnar wrote:
>
> > > Ar Gwe, 2006-09-15 am 13:08 -0400, ysgrifennodd Frank Ch. Eigler:
> > > > Alan Cox <[email protected]> writes:
> > > > - where 1000-cycle int3-dispatching overheads too high
> > >
> > > Why are your despatching overheads 1000 cycles ? (and if its due to
> > > int3 why are you using int 3 8))
> >
> > this is being worked on actively: there's the "djprobes" patchset, which
> > includes a simplified disassembler to analyze common target code and can
> > thus insert much faster, call-a-trampoline-function based tracepoints
> > that are just as fast as (or faster than) compile-time, static
> > tracepoints.
>
> Who is going to implement this for every arch?
> Is this now the official party line that only archs, which implement all
> of this, can make use of efficient tracing?
Come on, stop trying to be an asshole. It's always been the case that to
use new functionality you have to add arch code where nessecary.
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