On Sun, 13 Jun 2010, Aiolia Lea wrote:
> Hi, rday
>
> Perfect job~~ It is really a nice course!
thanks. although you've seen only two lessons so far. :-)
> And I have a little comments, consider this scenario:
>
> As a kernel beginner (like me), sometimes, I just want to rebuild
> part of the kernel, reather than the whole kernel tree. How could we
> do? Such as, we just modified one line of code or one function, do
> we still need to rebuild the whole kernel? After all, rebuild the
> whole kernel will cost more times.
i notice that someone else has already answered this -- just make
your changes and type "make". the kernel build infrastructure will
take care of recompiling only what it has to.
> Could you add some kernel development environment setup topics for
> the above scenario. To be honsest, I am really want to know, the
> engineer in redhat, suse, how does he do in the reallife
> development? If he focus on one feature, such as MM or scheduler,
> does he also need to recompile the whole kernel when he make a
> little change? Especially he just want to clarify a little idea.
see above. don't try to be fancy, just type "make". you'll learn
more further into the course when i cover writing and loading your own
modules, which is typically how testing is done.
rday
--
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Robert P. J. Day Waterloo, Ontario, CANADA
Top-notch, inexpensive online Linux/OSS/kernel courses:
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