Re: [PATCH 6/7] kbuild: make source and include paths absolute

From: Sam Ravnborg
Date: Fri May 23 2008 - 15:52:13 EST

> >>
> >> Well I guess that's understandable with O=.
> >>
> >> But I find it rather nasty. (I guess it'd be less nasty if I were to
> >> get off my butt and work out how to teach rxvt that "/" is a word
> >> separator).
> >>
> >> What do others think?
> >
> > That the gcov tool has a bug if it insist on using absolute paths.
> > And thus we should fix gcov and not workaround it in the kernel.
> IIRC, there was also the slight problem that all uses of __FILE__
> (there are quite a few in the kernel) will also now be absolute and
> increase the size of the vmlinux image by quite a bit.
> Yeah...
This is specific to O=.. build kernels.
I recall this is not an issue for the gcov patchset (if O=... is not used).
But I have not checked it.

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