On Tue, Dec 20, 2005 at 02:06:11AM +0000, Dave Airlie wrote: > I've heard chat on lkml about using alternatives (the kernel ones) to do > this.. basically at build time you construct a table of every spinlock > call and patch them all up at CPU hotplug or kernel boot time... > > Sounds like magic to me...
No more magic than a debugger inserting breakpoints, but the thin end of a fairly nasty wedge -- debugging the kernel is already hard enough without ever being able to ascertain exactly what is executing! -i
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