> you're right if we need a make clean it's because the buildsystem is
> broken. However one thing that happens all the time to me, is that I
> change an header like mm.h or sched.h and ~everything needs to be
> rebuilt then. And since I cannot trust the current buildsystem I need to
> `make clean` first just in case somebody is getting mm.h included
> implicitly and fastdep so cannot notice it has to rebuild such object
> too. But in such case make clean doesn't hurt much because almost
> everything needs to be rebuilt anyways. Now the only regression I can
> see is that kbuild was quite slower in compiling the kernel from scrach
> (so I suspect that for me after editing mm.h it would take more time
> with kbuild2.5 to reach the vmlinux generation than it took with the old
> buildsystem after the make clean) Is that the case, or did you improved
> the performance of kbuild recently?
recently==a month ago.
Gerhard
-- Gerhard Mack<>< As a computer I find your faith in technology amusing.
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