On Sun, Aug 17, 2008 at 05:17:54PM +0000, Guillaume Ballet wrote: > On Sat, Aug 16, 2008 at 5:15 PM, Sam Leffler <[EMAIL PROTECTED]> wrote: > > > > Guillaume Ballet wrote: > >> > >> Hello hackers, > >> > >> I am currently working on a small project and would like to add a few > >> commands to the set that is available in ddb. > >> > >> I found that very interesting albeit succinct presentation: > >> http://people.freebsd.org/~jhb/papers/bsdcan/2008/slides.odp<http://people.freebsd.org/%7Ejhb/papers/bsdcan/2008/slides.odp> > >> > >> where the author hints that I should use DB_COMMAND, which I did. Yet when > >> invoking ddb, the command does not appear in the help list. I have taken a > >> look at the source code and was expecting set_db_cmd_set to appear in my > >> module's section list when calling objdump -h > >> > >> Is DB_COMMAND only working within the kernel itself, and not modules? > >> > >> > > > > That is correct; you can't add ddb cmds from modules. It should be doable; > > just hasn't been done yet. > > > > Sam > > > > It is indeed doable: Here are the diffs for a first attempt at doing > this. I am not entirely satisfied with it, though, as it does not work > with DB_SHOW_COMMAND and the likes... Also, I have to declare a lot of > ddb-related stuff into kern_linker.c and I don't like it. I am > currently working at improving the whole thing, but in the mean time > if someone wants to give it a try, comments/rants would be greatly > appreciated.
What about module unloading ?
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