Re: [PATCH -mm] replacement for broken kbuild-dont-put-temp-files-in-the-source-tree.patch

[Oleg Verych <olecom@flower.upol.cz>]

On Tue, Oct 31, 2006 at 02:14:16AM +0100, Horst Schirmeier wrote:
> On Tue, 31 Oct 2006, Andi Kleen wrote:
> > 
> > > The problem is, this brings us back to the problem where this whole
> > > patch orgy began: Gentoo Portage sandbox violations when writing (the
> > > null symlink) to the kernel tree when building external modules. What
> > > about using $(M) as a base directory if it is defined?
> > 
> > I think Jan's $(objdir)/.tmp proposal would be cleanest. Just someone
> > has to implement it :)
> > 
> > -Andi

$(objtree) here,

> I'm not sure what you mean by $(objdir); I just got something to work
> which creates the /dev/null symlink in a (newly created if necessary)
> directory named

$(objtree) is a directory for all possible outputs of the build precess,
it's set up by `O=' or `KBUILD_OUTPUT', and this is *not* output for ready
external modules `$(M)'. Try to play with this, please.

I'm looking for Sam to say something, if we must go further with this.
____