* Frank Ch. Eigler <[email protected]> wrote: > > Why are your despatching overheads 1000 cycles ? (and if its due to > > int3 why are you using int 3 8)) > > Smart teams from IBM and Hitachi have been hammering away at this code > for a year or two now, and yet (roughly) here we are. There have been > experiments involving plopping branches instead of int3's at probe > locations, but this is self-modifying code involving multiple > instructions, and appears to be tricky on SMP/preempt boxes. i am talking to them about that, and i'm 100% sure the solution is much easier than the many (much harder) problems that SystemTap has already solved. I think you are way too modest to realize how powerful (and important) SystemTap is :-) Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] 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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