Re: [patch 3/5] Add samples subdir
From: Mathieu Desnoyers
Date: Tue Sep 25 2007 - 16:40:43 EST
* Randy Dunlap (randy.dunlap@xxxxxxxxxx) wrote:
> On Tue, 25 Sep 2007 21:00:36 +0200 Sam Ravnborg wrote:
> Hi Sam,
> Thanks for looking. I was hoping that you would find time to
> look/comment on it.
> > Hi Mathieu & Randy.
> > On Tue, Sep 25, 2007 at 08:11:48AM -0400, Mathieu Desnoyers wrote:
> > > From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
> > >
> > > Begin infrastructure for kernel code samples in the samples/ directory.
> > > Add its Kconfig and Kbuild files.
> > > Source its Kconfig file in all arch/ Kconfigs.
> > Sorry for not commenting on this before...
> > The samples directory contains sample code so it is wrong to actually
> > include it as part of the kernel IMHO.
> > We only want to keep the samples buildable and to do so
> > we can make a much simpler hack in the top-level Makefile.
> > Consider following patch:
> > @@ -760,6 +760,9 @@ vmlinux: $(vmlinux-lds) $(vmlinux-init) $(vmlinux-main) $(kallsyms.o) vmlinux.o
> > ifdef CONFIG_HEADERS_CHECK
> > $(Q)$(MAKE) -f $(srctree)/Makefile headers_check
> > endif
> > +ifdef CONFIG_SAMPLES
> > + $(Q)$(MAKE) $(build)=samples
> > +endif
> > $(call vmlinux-modpost)
> > $(call if_changed_rule,vmlinux__)
> > $(Q)rm -f .old_version
> > With this we build the samples when CONFIG_SAMPLES are selected and
> > when the kernel is about to be linked.
> > As for the Kconfig file I am in favour of it but think a much more
> > natural place is to source it in lib/Kconfig.debug.
> > Then it will appear in "Kernel hacking" and the smaples
> > are used for kernel hacking and not for regular people
> > building their own kernel.
> > Sourcing samples/Kconfig from lib/Kconfig.debug will then
> > take effect for all archs so the result is a much simpler
> > Kconfig patch too.
> These changes all sound good to me.
> Mathieu, can you find time to do this or should I do it?
I'll take care of it.
> Phaedrus says that Quality is about caring.
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/