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SubjectRe: [PATCH 00/14] kconfig: streamline distro configs for testers

* Steven Rostedt <rostedt@goodmis.org> wrote:

>
> On Fri, 21 Aug 2009, Steven Rostedt wrote:
>
> >
> > On Fri, 21 Aug 2009, Ingo Molnar wrote:
> > > > OK, I'll add that to my todo list. Note, it the local config is
> > > > only as good as the starting .config. That is, it never touches =y
> > > > settings, because it only uses loaded modules as a base. Thus if
> > > > something is set to =y it will always be set to =y.
> > > >
> > > > What would you have in mind. Just randomly enabling modules? If we
> > > > enable a "y" config then the next local*config will still keep
> > > > that set.
> > >
> > > Why - isnt local*config picking up environmental (currently running
> > > kernel) properties? I.e. it would always set those things that are
> > > needed - and randomize the rest. Have i misunderstood how it works?
> >
> > Yes, this is a simple script. The only thing it does to find out what is
> > configured is run "lsmod". Others have tried (in vain) to be able to look
> > into things like lspci and lsusb to figure out what options to enable,
> > just to end up with something so complex that it doesn't work.
>
> Just to make this clearer. Since the script only uses lsmod to
> figure out what options are configured, only touching "=m" options
> is safe. There's no good way to know if a "=y" option can be
> disabled, so I just leave them as is. Unfortunatly, once you run
> localyesconfig, the script will stop modifying it, since there are
> no more "=m" options, nor will you have modules listed in "lsmod".

ah - indeed, i forgot that it bases its decision off /proc/config,
if available, right?

Fair enough - forget my suggestion. It's good as-is.

Ingo


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