-DNO_CLEAN compiling & recent changes as of ~two weeks.

[Jason Hellenthal]

On Sun, Apr 29, 2012 at 01:35:20PM -0400, Eitan Adler wrote:
> On 29 April 2012 13:31, Jason Hellenthal <jhellenthal at dataix.net> wrote:
> >
> > Somewhere is the last two weeks it seems something has changed on
> > 8-STABLE that causes a complete rebuild of the kernel every time it is
> > built.
> >
> > While this is not too much of a problem, it is quite a neusense when
> > attempting to make a quick change that would only require a recompile of
> > the effected code and relink that would only amount to about 5 or 10
> > minutes.
> >
> > I am running FreeBSD 8.3-STABLE #0 r234692 i386 where this has been an
> > issue. The earliest part of the kernel I always see compile is ACPI code
> > if that helps to determine the problem.
> >
> > A few committs that I picked out that might cause it but only a guess
> > is... (I could be wrong about these)
> >
> > After 8.3-RELEASE
> > r234634
> > r234631
> > r234604
> >
> > Before 8.3-RELEASE
> > r234534
> > r234512
> > r234509
> >
> > Maybe just a text or data relocation issue ? Has anyone else noticed this ?
> >
> >
> > To test after a full build of kernel #0.
> >
> > 1) Change config ROUTETABLES={ROUTETABLES+1}
> > 2) cd /usr/src
> > 3) time -h make -DNO_CLEAN buildkernel
> 
> use -DKERNFAST or -DNO_KERNELCLEAN
> 

Sorry but NO_CLEAN has been doing fine for a long time now and has not
changed recently. Like I said this happened about 2 weeks ago and was
not because of these defines.

-- 

 - (2^(N-1))