2017-10-07 0:34 GMT+08:00 <valdis.kletnieks@xxxxxx>: > On Thu, 05 Oct 2017 18:14:08 +0200, Damian Tometzki said: > >> i'am intrested in helping and Bug Fixing in the mm area of the linux >> kernel. >> >> For driver development is it clear check in the staging area the >> TODO's. >> >> And what is the process for other areas of the kernel for example mm >> (Memory management X86) ? > > Rule 1 of kernel hacking: Not every mechanic gets to work on Formula 1 > engines. > > For mm, you'll probably need to show some expertise in other kernel areas, > *plus* have a deep understanding of memory management theory. That code has > already been worked over by multiple professionals, which means pretty much all > the easy stuff has already been done. > > Oh, and you're probably going to also need knowledge of the kernel > instrumentation - perf, tracepoints, and friends. > > If you manage to find an actual bug in that code, it is most likely going to be > some weird corner case, and *much* MM clue will be required to fix it without > breaking some *other* more common corner case. Remember that the same code has > to Do The Right Thing on everything from an embedded system with 32M of RAM and > only one major process running, to large mainframe class boxes with a terabyte > of RAM, a large Oracle instance, and several hundred Apache / Tomcat / etc um...terabyte of RAM? Can you name one of those machine with so much RAM? Yubin _______________________________________________ Kernelnewbies mailing list Kernelnewbies@xxxxxxxxxxxxxxxxx https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
